[INFO] fetching crate steward 0.0.3...
[INFO] testing steward-0.0.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate steward 0.0.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate steward 0.0.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate steward 0.0.3
[INFO] finished tweaking crates.io crate steward 0.0.3
[INFO] tweaked toml for crates.io crate steward 0.0.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nix v0.20.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] feec00d184f875d0741bbb3d3b19b19f014053363baded26b2e7819bc187567a
[INFO] running `Command { std: "docker" "start" "-a" "feec00d184f875d0741bbb3d3b19b19f014053363baded26b2e7819bc187567a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "feec00d184f875d0741bbb3d3b19b19f014053363baded26b2e7819bc187567a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feec00d184f875d0741bbb3d3b19b19f014053363baded26b2e7819bc187567a", kill_on_drop: false }`
[INFO] [stdout] feec00d184f875d0741bbb3d3b19b19f014053363baded26b2e7819bc187567a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c24ad76ab16a2eabf15c6cfc98e7a860830c00c974a8724764b71e76e0b3a2e7
[INFO] running `Command { std: "docker" "start" "-a" "c24ad76ab16a2eabf15c6cfc98e7a860830c00c974a8724764b71e76e0b3a2e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling nix v0.20.1
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling steward v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.45s
[INFO] running `Command { std: "docker" "inspect" "c24ad76ab16a2eabf15c6cfc98e7a860830c00c974a8724764b71e76e0b3a2e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c24ad76ab16a2eabf15c6cfc98e7a860830c00c974a8724764b71e76e0b3a2e7", kill_on_drop: false }`
[INFO] [stdout] c24ad76ab16a2eabf15c6cfc98e7a860830c00c974a8724764b71e76e0b3a2e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf23fd8e6a4f5db2827eb9605a2b836a7ef8c71949a0617e7147f85b52b12e02
[INFO] running `Command { std: "docker" "start" "-a" "cf23fd8e6a4f5db2827eb9605a2b836a7ef8c71949a0617e7147f85b52b12e02", kill_on_drop: false }`
[INFO] [stderr]    Compiling steward v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "cf23fd8e6a4f5db2827eb9605a2b836a7ef8c71949a0617e7147f85b52b12e02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf23fd8e6a4f5db2827eb9605a2b836a7ef8c71949a0617e7147f85b52b12e02", kill_on_drop: false }`
[INFO] [stdout] cf23fd8e6a4f5db2827eb9605a2b836a7ef8c71949a0617e7147f85b52b12e02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dab686050c48fae67f7dd15b59ccc889fc7414400d6ee2f870ac45a280ddc614
[INFO] running `Command { std: "docker" "start" "-a" "dab686050c48fae67f7dd15b59ccc889fc7414400d6ee2f870ac45a280ddc614", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/steward-c3fd3845c75528c3)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests steward
[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] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/cmd.rs - cmd::cmd (line 123) ... ignored
[INFO] [stdout] test src/cmd.rs - cmd::cmd (line 133) ... ignored
[INFO] [stdout] test src/cmd.rs - cmd::cmd (line 143) ... ignored
[INFO] [stdout] test src/lib.rs - (line 17) ... ignored
[INFO] [stdout] test src/lib.rs - cmd (line 89) ... ignored
[INFO] [stdout] test src/lib.rs - process (line 105) ... ignored
[INFO] [stdout] test src/process.rs - process::ProcessPool (line 305) ... ignored
[INFO] [stdout] test src/process.rs - process::process (line 105) ... ignored
[INFO] [stdout] test src/process.rs - process::process (line 97) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 9 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dab686050c48fae67f7dd15b59ccc889fc7414400d6ee2f870ac45a280ddc614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dab686050c48fae67f7dd15b59ccc889fc7414400d6ee2f870ac45a280ddc614", kill_on_drop: false }`
[INFO] [stdout] dab686050c48fae67f7dd15b59ccc889fc7414400d6ee2f870ac45a280ddc614