[INFO] fetching crate command-group 1.0.6...
[INFO] testing command-group-1.0.6 against 1.55.0 for beta-1.56-1
[INFO] extracting crate command-group 1.0.6 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate command-group 1.0.6 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate command-group 1.0.6
[INFO] finished tweaking crates.io crate command-group 1.0.6
[INFO] tweaked toml for crates.io crate command-group 1.0.6 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nix v0.22.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2e7251e6a607722747b289c017e9c8cdec8db3287e485e67d91d686da89e7e8
[INFO] running `Command { std: "docker" "start" "-a" "f2e7251e6a607722747b289c017e9c8cdec8db3287e485e67d91d686da89e7e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2e7251e6a607722747b289c017e9c8cdec8db3287e485e67d91d686da89e7e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e7251e6a607722747b289c017e9c8cdec8db3287e485e67d91d686da89e7e8", kill_on_drop: false }`
[INFO] [stdout] f2e7251e6a607722747b289c017e9c8cdec8db3287e485e67d91d686da89e7e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7d1663c026a5ea9e8d17b0eb5b58499bf3163f9a7b744af7211b773d1854488
[INFO] running `Command { std: "docker" "start" "-a" "a7d1663c026a5ea9e8d17b0eb5b58499bf3163f9a7b744af7211b773d1854488", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling nix v0.22.1
[INFO] [stderr]    Compiling command-group v1.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.19s
[INFO] running `Command { std: "docker" "inspect" "a7d1663c026a5ea9e8d17b0eb5b58499bf3163f9a7b744af7211b773d1854488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7d1663c026a5ea9e8d17b0eb5b58499bf3163f9a7b744af7211b773d1854488", kill_on_drop: false }`
[INFO] [stdout] a7d1663c026a5ea9e8d17b0eb5b58499bf3163f9a7b744af7211b773d1854488
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cffd645dd31dda1cc42f4a708d19cd35f05c4a2b07892d0031f5ac20cf6507b3
[INFO] running `Command { std: "docker" "start" "-a" "cffd645dd31dda1cc42f4a708d19cd35f05c4a2b07892d0031f5ac20cf6507b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling command-group v1.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.69s
[INFO] running `Command { std: "docker" "inspect" "cffd645dd31dda1cc42f4a708d19cd35f05c4a2b07892d0031f5ac20cf6507b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cffd645dd31dda1cc42f4a708d19cd35f05c4a2b07892d0031f5ac20cf6507b3", kill_on_drop: false }`
[INFO] [stdout] cffd645dd31dda1cc42f4a708d19cd35f05c4a2b07892d0031f5ac20cf6507b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 34c5465908b88197ef127196fec6fa275cf3a295d6c96510662b1c47fe68c2db
[INFO] running `Command { std: "docker" "start" "-a" "34c5465908b88197ef127196fec6fa275cf3a295d6c96510662b1c47fe68c2db", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/command_group-f1c1528db8ae796b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/stdlib_unix.rs (/opt/rustwide/target/debug/deps/stdlib_unix-a36a82a8961e50a4)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] test inner_read_stdout_group ... 
[INFO] [stdout] ok
[INFO] [stdout] test id_same_as_inner_group ... ok
[INFO] [stdout] test into_inner_write_stdin_group ... ok
[INFO] [stdout] test inner_read_stdout_normal ... ok
[INFO] [stdout] test into_inner_write_stdin_normal ... ok
[INFO] [stdout] test wait_group ... ok
[INFO] [stdout] test wait_normal ... ok
[INFO] [stdout] test wait_twice_after_sigterm_group ... ok
[INFO] [stdout] test wait_twice_after_sigterm_normal ... ok
[INFO] [stdout] test wait_with_output_normal ... ok
[INFO] [stdout] test wait_with_output_group ... ok
[INFO] [stdout] test try_wait_after_die_group ... ok
[INFO] [stdout] test try_wait_after_die_normal ... ok
[INFO] [stdout] test wait_after_die_normal ... ok
[INFO] [stdout] test wait_after_die_group ... ok
[INFO] [stdout] test signal_normal ... ok
[INFO] [stdout] test signal_group ... ok
[INFO] [stdout] test kill_and_try_wait_normal ... ok
[INFO] [stdout] test try_wait_twice_after_sigterm_group ... ok
[INFO] [stdout] test kill_and_try_wait_group ... ok
[INFO] [stdout] test try_wait_twice_after_sigterm_normal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/stdlib_windows.rs (/opt/rustwide/target/debug/deps/stdlib_windows-bd78a4b929023da8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tokio_unix.rs (/opt/rustwide/target/debug/deps/tokio_unix-00076bb58737a6b4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tokio_windows.rs (/opt/rustwide/target/debug/deps/tokio_windows-e53fa61d20526c67)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests command-group
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/stdlib/child.rs - stdlib::child::GroupChild::id (line 166) - compile ... ok
[INFO] [stdout] test src/stdlib.rs - stdlib::CommandGroup::group_spawn (line 34) - compile ... ok
[INFO] [stdout] test src/stdlib/child.rs - stdlib::child::GroupChild::into_inner (line 112) - compile ... ok
[INFO] [stdout] test src/stdlib/child.rs - stdlib::child::GroupChild::wait (line 190) - compile ... ok
[INFO] [stdout] test src/unix_ext.rs - unix_ext::UnixChildExt::signal (line 35) - compile ... ok
[INFO] [stdout] test src/stdlib/child.rs - stdlib::child::GroupChild::kill (line 141) - compile ... ok
[INFO] [stdout] test src/stdlib/child.rs - stdlib::child::GroupChild::inner (line 85) - compile ... ok
[INFO] [stdout] test src/stdlib/child.rs - stdlib::child::GroupChild::try_wait (line 222) - compile ... ok
[INFO] [stdout] test src/unix_ext.rs - unix_ext::UnixChildExt::signal (line 21) - compile ... ok
[INFO] [stdout] test src/stdlib/child.rs - stdlib::child::GroupChild::wait_with_output (line 268) ... ok
[INFO] [stdout] test src/stdlib/child.rs - stdlib::child::GroupChild (line 33) ... ok
[INFO] [stdout] test src/stdlib.rs - stdlib::CommandGroup::group_status (line 86) ... ok
[INFO] [stdout] test src/stdlib.rs - stdlib::CommandGroup::group_output (line 56) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "34c5465908b88197ef127196fec6fa275cf3a295d6c96510662b1c47fe68c2db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34c5465908b88197ef127196fec6fa275cf3a295d6c96510662b1c47fe68c2db", kill_on_drop: false }`
[INFO] [stdout] 34c5465908b88197ef127196fec6fa275cf3a295d6c96510662b1c47fe68c2db