[INFO] fetching crate bird_tool_utils 0.3.0...
[INFO] testing bird_tool_utils-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate bird_tool_utils 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate bird_tool_utils 0.3.0 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 bird_tool_utils 0.3.0
[INFO] finished tweaking crates.io crate bird_tool_utils 0.3.0
[INFO] tweaked toml for crates.io crate bird_tool_utils 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bird_tool_utils-man v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bcf9f41b6e0888c082f97c038ea642212d28bf82708201dff84847a244541229
[INFO] running `Command { std: "docker" "start" "-a" "bcf9f41b6e0888c082f97c038ea642212d28bf82708201dff84847a244541229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcf9f41b6e0888c082f97c038ea642212d28bf82708201dff84847a244541229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcf9f41b6e0888c082f97c038ea642212d28bf82708201dff84847a244541229", kill_on_drop: false }`
[INFO] [stdout] bcf9f41b6e0888c082f97c038ea642212d28bf82708201dff84847a244541229
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 93937a0ad7cfeb9b5c835926c3ab382b2ebaeb5c5aec977340fb18a818b866da
[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" "93937a0ad7cfeb9b5c835926c3ab382b2ebaeb5c5aec977340fb18a818b866da", kill_on_drop: false }`
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling roff v0.1.0
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling bird_tool_utils-man v0.4.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling bird_tool_utils v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.83s
[INFO] running `Command { std: "docker" "inspect" "93937a0ad7cfeb9b5c835926c3ab382b2ebaeb5c5aec977340fb18a818b866da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93937a0ad7cfeb9b5c835926c3ab382b2ebaeb5c5aec977340fb18a818b866da", kill_on_drop: false }`
[INFO] [stdout] 93937a0ad7cfeb9b5c835926c3ab382b2ebaeb5c5aec977340fb18a818b866da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ff2aa7109278ff488b5d160e3a32c460b045c6d320261ca2d2b132e1f74d4e49
[INFO] running `Command { std: "docker" "start" "-a" "ff2aa7109278ff488b5d160e3a32c460b045c6d320261ca2d2b132e1f74d4e49", kill_on_drop: false }`
[INFO] [stderr]    Compiling bird_tool_utils v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "ff2aa7109278ff488b5d160e3a32c460b045c6d320261ca2d2b132e1f74d4e49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff2aa7109278ff488b5d160e3a32c460b045c6d320261ca2d2b132e1f74d4e49", kill_on_drop: false }`
[INFO] [stdout] ff2aa7109278ff488b5d160e3a32c460b045c6d320261ca2d2b132e1f74d4e49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b86160d9048f7381dc17fcead92863fe809bba2f7ee06e45e300a41e3eebd8c6
[INFO] running `Command { std: "docker" "start" "-a" "b86160d9048f7381dc17fcead92863fe809bba2f7ee06e45e300a41e3eebd8c6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bird_tool_utils-3814a19e1acef75f
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bird_tool_utils
[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 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] running `Command { std: "docker" "inspect" "b86160d9048f7381dc17fcead92863fe809bba2f7ee06e45e300a41e3eebd8c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b86160d9048f7381dc17fcead92863fe809bba2f7ee06e45e300a41e3eebd8c6", kill_on_drop: false }`
[INFO] [stdout] b86160d9048f7381dc17fcead92863fe809bba2f7ee06e45e300a41e3eebd8c6