committable6

query

shell ｢perl6 -e 'say "oooh"; say "yeaaah"; say "there is a bug";' | head -n1｣

result

¦«2015.12,2016.01.1,2016.02,2016.03,2016.04,2016.05,2016.06,2016.07.1,
  2016.08.1,2016.09»:
/bin/sh: head: command not found
The spawned process exited unsuccessfully (exit code: 127)
  in block <unit> at /tmp/XZtlYsZOeh line 1

 «exit code = 1»
¦«2016.10,2016.11,2016.12,2017.01,2017.02,2017.03,2017.04.3,2017.05»:
/bin/sh: head: command not found
The spawned command 'perl6 -e 'say "oooh"; say "yeaaah"; say "there is a bug";' | head -n1' exited unsuccessfully (exit code: 127)
  in block <unit> at /tmp/XZtlYsZOeh line 1

 «exit code = 1»
¦«2017.06,2017.07,2017.08,2017.09,2017.10,2017.11,2017.12,2018.01,
  2018.02.1,2018.03,2018.04.1,2018.05,2018.06,2018.08,2018.09,2018.10,
  2018.11,2018.12,2019.03.1,2019.07.1»:
/bin/sh: head: command not found
Failed to write bytes to filehandle: Broken pipe
  in block <unit> at -e line 1

The spawned command 'perl6 -e 'say "oooh"; say "yeaaah"; say "there is a bug";' | head -n1' exited unsuccessfully (exit code: 127)
  in block <unit> at /tmp/XZtlYsZOeh line 1

 «exit code = 1»
¦«2019.11,2020.01,2020.02.1,2020.05.1,2020.06,HEAD(f470b54)»:
/bin/sh: head: command not found
Failed to write bytes to filehandle: Broken pipe
  in block <unit> at -e line 1

The spawned command 'perl6 -e 'say "oooh"; say "yeaaah"; say "there is a bug";' | head -n1' exited unsuccessfully (exit code: 127, signal: 0)
  in block <unit> at /tmp/XZtlYsZOeh line 1

 «exit code = 1»