[INFO] fetching crate command-group 1.0.4...
[INFO] testing command-group-1.0.4 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate command-group 1.0.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate command-group 1.0.4 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate command-group 1.0.4
[INFO] finished tweaking crates.io crate command-group 1.0.4
[INFO] tweaked toml for crates.io crate command-group 1.0.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 93626fd980ae523b90111768cdd57c4f979696062c4bf42dd4f05e6b27885e19
[INFO] running `Command { std: "docker" "start" "-a" "93626fd980ae523b90111768cdd57c4f979696062c4bf42dd4f05e6b27885e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93626fd980ae523b90111768cdd57c4f979696062c4bf42dd4f05e6b27885e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93626fd980ae523b90111768cdd57c4f979696062c4bf42dd4f05e6b27885e19", kill_on_drop: false }`
[INFO] [stdout] 93626fd980ae523b90111768cdd57c4f979696062c4bf42dd4f05e6b27885e19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8a2aaeffef6f12f900bde17d3785823007cf3da93179efe2166bf6c7a8dd2673
[INFO] running `Command { std: "docker" "start" "-a" "8a2aaeffef6f12f900bde17d3785823007cf3da93179efe2166bf6c7a8dd2673", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling nix v0.22.0
[INFO] [stderr]    Compiling command-group v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.09s
[INFO] running `Command { std: "docker" "inspect" "8a2aaeffef6f12f900bde17d3785823007cf3da93179efe2166bf6c7a8dd2673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2aaeffef6f12f900bde17d3785823007cf3da93179efe2166bf6c7a8dd2673", kill_on_drop: false }`
[INFO] [stdout] 8a2aaeffef6f12f900bde17d3785823007cf3da93179efe2166bf6c7a8dd2673
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ce071d6ff987bc607cf55adab60da34741b8f066712f39ae97c4cde8c26c170
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0ce071d6ff987bc607cf55adab60da34741b8f066712f39ae97c4cde8c26c170", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling command-group v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 24.52s
[INFO] running `Command { std: "docker" "inspect" "0ce071d6ff987bc607cf55adab60da34741b8f066712f39ae97c4cde8c26c170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ce071d6ff987bc607cf55adab60da34741b8f066712f39ae97c4cde8c26c170", kill_on_drop: false }`
[INFO] [stdout] 0ce071d6ff987bc607cf55adab60da34741b8f066712f39ae97c4cde8c26c170
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 03e84e60770b00a9ab01209b8824d869e1f30440bea0b06ef868aacba846dffd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "03e84e60770b00a9ab01209b8824d869e1f30440bea0b06ef868aacba846dffd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/command_group-c7af422e2d22fd79)
[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-90829ea16b5cc6d5)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] 
[INFO] [stdout] test id_same_as_inner_group ... ok
[INFO] [stdout] 
[INFO] [stdout] test into_inner_write_stdin_group ... ok
[INFO] [stdout] 
[INFO] [stdout] test wait_group ... ok
[INFO] [stdout] test into_inner_write_stdin_normal ... ok
[INFO] [stdout] test inner_read_stdout_normal ... ok
[INFO] [stdout] test inner_read_stdout_group ... ok
[INFO] [stdout] test wait_normal ... ok
[INFO] [stdout] test wait_with_output_normal ... ok
[INFO] [stdout] test wait_twice_after_sigterm_group ... ok
[INFO] [stdout] test wait_with_output_group ... ok
[INFO] [stdout] test wait_twice_after_sigterm_normal ... 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 try_wait_twice_after_sigterm_normal ... ok
[INFO] [stdout] test kill_and_try_wait_group ... ok
[INFO] [stdout] test signal_normal ... ok
[INFO] [stdout] test kill_and_try_wait_normal ... ok
[INFO] [stdout] test signal_group ... ok
[INFO] [stdout] test try_wait_twice_after_sigterm_group ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/stdlib_windows.rs (/opt/rustwide/target/debug/deps/stdlib_windows-ee784a341f288f8c)
[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-72e245fe6f8c3317)
[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-43caec743d2ca7fc)
[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::try_wait (line 222) - 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 21) - compile ... ok
[INFO] [stdout] test src/stdlib/child.rs - stdlib::child::GroupChild::kill (line 141) - 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::id (line 166) - compile ... ok
[INFO] [stdout] test src/stdlib/child.rs - stdlib::child::GroupChild::inner (line 85) - compile ... ok
[INFO] [stdout] test src/unix_ext.rs - unix_ext::UnixChildExt::signal (line 35) - compile ... ok
[INFO] [stdout] test src/stdlib.rs - stdlib::CommandGroup::group_output (line 56) ... ok
[INFO] [stdout] test src/stdlib.rs - stdlib::CommandGroup::group_status (line 86) ... ok
[INFO] [stdout] test src/stdlib/child.rs - stdlib::child::GroupChild (line 33) ... ok
[INFO] [stdout] test src/stdlib/child.rs - stdlib::child::GroupChild::wait_with_output (line 268) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.98s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "03e84e60770b00a9ab01209b8824d869e1f30440bea0b06ef868aacba846dffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03e84e60770b00a9ab01209b8824d869e1f30440bea0b06ef868aacba846dffd", kill_on_drop: false }`
[INFO] [stdout] 03e84e60770b00a9ab01209b8824d869e1f30440bea0b06ef868aacba846dffd