[INFO] fetching crate subprocess 0.2.6...
[INFO] testing subprocess-0.2.6 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate subprocess 0.2.6 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate subprocess 0.2.6 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate subprocess 0.2.6
[INFO] finished tweaking crates.io crate subprocess 0.2.6
[INFO] tweaked toml for crates.io crate subprocess 0.2.6 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate subprocess 0.2.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38b589ae1d97219029660cc86988116f59302b1eb7ae0dfb3e84ed7c093e50be
[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" "38b589ae1d97219029660cc86988116f59302b1eb7ae0dfb3e84ed7c093e50be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38b589ae1d97219029660cc86988116f59302b1eb7ae0dfb3e84ed7c093e50be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38b589ae1d97219029660cc86988116f59302b1eb7ae0dfb3e84ed7c093e50be", kill_on_drop: false }`
[INFO] [stdout] 38b589ae1d97219029660cc86988116f59302b1eb7ae0dfb3e84ed7c093e50be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ebc4c00834ff8e7a17bc100bfa32ed95cb53ceb7afc79041b65d996bec747e0
[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" "5ebc4c00834ff8e7a17bc100bfa32ed95cb53ceb7afc79041b65d996bec747e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling subprocess v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "5ebc4c00834ff8e7a17bc100bfa32ed95cb53ceb7afc79041b65d996bec747e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ebc4c00834ff8e7a17bc100bfa32ed95cb53ceb7afc79041b65d996bec747e0", kill_on_drop: false }`
[INFO] [stdout] 5ebc4c00834ff8e7a17bc100bfa32ed95cb53ceb7afc79041b65d996bec747e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9159a26b3c355e59c142147264fdfa0d65a43949d5f79bb157a349bc7a2e8b60
[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" "9159a26b3c355e59c142147264fdfa0d65a43949d5f79bb157a349bc7a2e8b60", kill_on_drop: false }`
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling subprocess v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.69s
[INFO] running `Command { std: "docker" "inspect" "9159a26b3c355e59c142147264fdfa0d65a43949d5f79bb157a349bc7a2e8b60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9159a26b3c355e59c142147264fdfa0d65a43949d5f79bb157a349bc7a2e8b60", kill_on_drop: false }`
[INFO] [stdout] 9159a26b3c355e59c142147264fdfa0d65a43949d5f79bb157a349bc7a2e8b60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] d39bd59e4811e6e4264042b530471e74680d6fc1bcfde840d99ba674b946cfc4
[INFO] running `Command { std: "docker" "start" "-a" "d39bd59e4811e6e4264042b530471e74680d6fc1bcfde840d99ba674b946cfc4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/subprocess-536197fd5c9fe729
[INFO] [stdout] 
[INFO] [stdout] running 71 tests
[INFO] [stdout] test posix::tests::test_split_path ... ok
[INFO] [stdout] test tests::builder::exec_to_string ... ok
[INFO] [stdout] test tests::builder::exec_shell ... ok
[INFO] [stdout] test tests::builder::null_file ... ok
[INFO] [stdout] test tests::builder::env_extend ... ok
[INFO] [stdout] test tests::builder::env_inherit_set ... ok
[INFO] [stdout] test tests::builder::communicate_out ... ok
[INFO] [stdout] test tests::builder::env_inherit ... ok
[INFO] [stdout] test tests::builder::env_set ... ok
[INFO] [stdout] test tests::builder::communicate_in_out ... ok
[INFO] [stdout] test tests::builder::pipeline_capture_error_1 ... ok
[INFO] [stdout] test tests::builder::exec_join ... ok
[INFO] [stdout] test tests::builder::capture_out_with_input_data2 ... ok
[INFO] [stdout] test tests::builder::capture_out_with_input_data1 ... ok
[INFO] [stdout] test tests::builder::capture_out ... ok
[INFO] [stdout] test tests::builder::capture_err ... ok
[INFO] [stdout] test tests::builder::pipeline_invalid_1 ... ok
[INFO] [stdout] test tests::builder::pipeline_invalid_2 ... ok
[INFO] [stdout] test tests::builder::pipeline_open ... ok
[INFO] [stdout] test tests::builder::pipeline_capture ... ok
[INFO] [stdout] test tests::builder::pipeline_to_string ... ok
[INFO] [stdout] test tests::builder::pipeline_communicate_out ... ok
[INFO] [stdout] test tests::builder::stream_stdin ... ok
[INFO] [stdout] test tests::builder::pipeline_communicate_in_out ... ok
[INFO] [stdout] test tests::builder::pipeline_capture_error_2 ... ok
[INFO] [stdout] test tests::common::communicate_input ... ok
[INFO] [stdout] test tests::builder::pipeline_stream_in ... ok
[INFO] [stdout] test tests::common::bad_cmd ... ok
[INFO] [stdout] test tests::builder::stream_stderr ... ok
[INFO] [stdout] test tests::builder::pipeline_compose_pipelines ... ok
[INFO] [stdout] test tests::builder::stream_stdout ... ok
[INFO] [stdout] test tests::common::communicate_size_limit_small ... ok
[INFO] [stdout] test tests::builder::pipeline_stream_out ... ok
[INFO] [stdout] test tests::common::communicate_input_output ... ok
[INFO] [stdout] test tests::common::communicate_size_limit_different_sizes ... ok
[INFO] [stdout] test tests::common::communicate_output ... ok
[INFO] [stdout] test tests::common::communicate_size_limit_large ... ok
[INFO] [stdout] test tests::common::err_exit ... ok
[INFO] [stdout] test tests::builder::pipeline_join ... ok
[INFO] [stdout] test tests::common::env_dup ... ok
[INFO] [stdout] test tests::builder::reject_input_data_join ... ok
[INFO] [stdout] test tests::builder::reject_input_data_stream_stderr ... ok
[INFO] [stdout] test tests::builder::reject_input_data_stream_stdin ... ok
[INFO] [stdout] test tests::common::cwd ... ok
[INFO] [stdout] test tests::common::input_from_file ... ok
[INFO] [stdout] test tests::builder::reject_input_data_popen ... ok
[INFO] [stdout] test tests::common::merge_err_to_out_pipe ... ok
[INFO] [stdout] test tests::common::good_cmd ... ok
[INFO] [stdout] test tests::common::env_add ... ok
[INFO] [stdout] test tests::common::failed_cwd ... ok
[INFO] [stdout] test tests::builder::reject_input_data_stream_stdout ... ok
[INFO] [stdout] test tests::common::merge_err_to_out_file ... ok
[INFO] [stdout] test tests::common::merge_out_to_err_pipe ... ok
[INFO] [stdout] test tests::common::null_byte_in_cmd ... ok
[INFO] [stdout] test tests::common::reject_empty_argv ... ok
[INFO] [stdout] test tests::common::communicate_input_output_long ... ok
[INFO] [stdout] test tests::common::read_from_stdout ... ok
[INFO] [stdout] test tests::common::setup_executable ... ok
[INFO] [stdout] test tests::common::input_output_from_file ... ok
[INFO] [stdout] test tests::common::output_to_file ... ok
[INFO] [stdout] test tests::common::terminate ... ok
[INFO] [stdout] test tests::common::simple_pipe ... ok
[INFO] [stdout] test tests::posix::err_terminate ... ok
[INFO] [stdout] test tests::common::write_to_subprocess ... ok
[INFO] [stdout] test tests::posix::waitpid_echild ... ok
[INFO] [stdout] test tests::posix::env_set_all_2 ... ok
[INFO] [stdout] test tests::posix::send_signal ... ok
[INFO] [stdout] test tests::common::communicate_timeout ... ok
[INFO] [stdout] test tests::common::terminate_twice ... ok
[INFO] [stdout] test tests::posix::env_set_all_1 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/just_echo-783482569f3276d0
[INFO] [stdout] test tests::common::wait_timeout ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 71 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.83s
[INFO] [stdout] 
[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 /opt/rustwide/target/debug/deps/escape_args-4b0118c994ae87c6
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test escape_args ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/just_echo-2839b12911397e6f
[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 /opt/rustwide/target/debug/deps/weird_args-ceca57c74ad2b18a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests subprocess
[INFO] [stdout] test weird_args ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/builder.rs - builder::exec::Exec (line 46) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] test src/builder.rs - builder::exec::Exec (line 57) ... ok
[INFO] [stdout] test src/builder.rs - builder::pipeline::Pipeline (line 740) ... ok
[INFO] [stdout] test src/builder.rs - builder::pipeline::Pipeline (line 729) ... ok
[INFO] [stdout] test src/popen.rs - popen::Popen::create (line 300) ... ok
[INFO] [stdout] test src/builder.rs - builder::exec::Exec (line 106) ... ok
[INFO] [stdout] test src/builder.rs - builder::exec::Exec (line 92) ... ok
[INFO] [stdout] test src/builder.rs - builder::exec::Exec (line 79) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/builder.rs - builder::exec::Exec (line 68) ... ok
[INFO] [stdout] test src/popen.rs - popen::PopenConfig (line 82) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d39bd59e4811e6e4264042b530471e74680d6fc1bcfde840d99ba674b946cfc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d39bd59e4811e6e4264042b530471e74680d6fc1bcfde840d99ba674b946cfc4", kill_on_drop: false }`
[INFO] [stdout] d39bd59e4811e6e4264042b530471e74680d6fc1bcfde840d99ba674b946cfc4