[INFO] fetching crate rust_process_interface_library 0.1.4...
[INFO] testing rust_process_interface_library-0.1.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rust_process_interface_library 0.1.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rust_process_interface_library 0.1.4 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_process_interface_library 0.1.4
[INFO] finished tweaking crates.io crate rust_process_interface_library 0.1.4
[INFO] tweaked toml for crates.io crate rust_process_interface_library 0.1.4 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c781dc049897cf571bda680e3680ea657c0f0ff6ec3f5b75c8751449dd7f2c9
[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" "9c781dc049897cf571bda680e3680ea657c0f0ff6ec3f5b75c8751449dd7f2c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c781dc049897cf571bda680e3680ea657c0f0ff6ec3f5b75c8751449dd7f2c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c781dc049897cf571bda680e3680ea657c0f0ff6ec3f5b75c8751449dd7f2c9", kill_on_drop: false }`
[INFO] [stdout] 9c781dc049897cf571bda680e3680ea657c0f0ff6ec3f5b75c8751449dd7f2c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "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] 93015a74e2dbdb2f4735419998b4141828aa9a14f2f925c0711244202d43b235
[INFO] running `Command { std: "docker" "start" "-a" "93015a74e2dbdb2f4735419998b4141828aa9a14f2f925c0711244202d43b235", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_process_interface_library v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "93015a74e2dbdb2f4735419998b4141828aa9a14f2f925c0711244202d43b235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93015a74e2dbdb2f4735419998b4141828aa9a14f2f925c0711244202d43b235", kill_on_drop: false }`
[INFO] [stdout] 93015a74e2dbdb2f4735419998b4141828aa9a14f2f925c0711244202d43b235
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fce13bc71af108716367cd50ae5208efdb79e4398bce9b9cdadc77c801ff749
[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" "5fce13bc71af108716367cd50ae5208efdb79e4398bce9b9cdadc77c801ff749", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_process_interface_library v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "5fce13bc71af108716367cd50ae5208efdb79e4398bce9b9cdadc77c801ff749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fce13bc71af108716367cd50ae5208efdb79e4398bce9b9cdadc77c801ff749", kill_on_drop: false }`
[INFO] [stdout] 5fce13bc71af108716367cd50ae5208efdb79e4398bce9b9cdadc77c801ff749
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9a64cd0260b594b1ea395da86becec101901c6afd9f6fac807b67f653389709f
[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" "9a64cd0260b594b1ea395da86becec101901c6afd9f6fac807b67f653389709f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_process_interface_library-6b37de1ed718f0c0
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_stdin_u8 ... ok
[INFO] [stdout] test tests::test_arg_args ... ok
[INFO] [stdout] test tests::test_stdin_u8vec ... ok
[INFO] [stdout] test tests::test_env_envs ... ok
[INFO] [stdout] test tests::test_env ... ok
[INFO] [stdout] test tests::test_arg ... ok
[INFO] [stdout] test tests::test_args_clear ... ok
[INFO] [stdout] test tests::test_args ... ok
[INFO] [stdout] test tests::test_stdin ... ok
[INFO] [stdout] test tests::test_envs ... ok
[INFO] [stdout] test tests::test_timeout ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_process_interface_library
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 3) ... ignored
[INFO] [stdout] test src/lib.rs - (line 9) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9a64cd0260b594b1ea395da86becec101901c6afd9f6fac807b67f653389709f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a64cd0260b594b1ea395da86becec101901c6afd9f6fac807b67f653389709f", kill_on_drop: false }`
[INFO] [stdout] 9a64cd0260b594b1ea395da86becec101901c6afd9f6fac807b67f653389709f