[INFO] fetching crate fahrenheit 4.5.4...
[INFO] testing fahrenheit-4.5.4 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate fahrenheit 4.5.4 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate fahrenheit 4.5.4 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 fahrenheit 4.5.4
[INFO] finished tweaking crates.io crate fahrenheit 4.5.4
[INFO] tweaked toml for crates.io crate fahrenheit 4.5.4 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate fahrenheit 4.5.4 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] b6ba624b1279df31e627a79c64918a62ea4c7a037b758b7aaccf95d2d8d9704d
[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" "b6ba624b1279df31e627a79c64918a62ea4c7a037b758b7aaccf95d2d8d9704d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6ba624b1279df31e627a79c64918a62ea4c7a037b758b7aaccf95d2d8d9704d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6ba624b1279df31e627a79c64918a62ea4c7a037b758b7aaccf95d2d8d9704d", kill_on_drop: false }`
[INFO] [stdout] b6ba624b1279df31e627a79c64918a62ea4c7a037b758b7aaccf95d2d8d9704d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 7be4510c2905de6c901baea335197d45c54e659f00b7bf40bf987906c31c2cda
[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" "7be4510c2905de6c901baea335197d45c54e659f00b7bf40bf987906c31c2cda", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling pretty_env_logger v0.2.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling fahrenheit v4.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.17s
[INFO] running `Command { std: "docker" "inspect" "7be4510c2905de6c901baea335197d45c54e659f00b7bf40bf987906c31c2cda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7be4510c2905de6c901baea335197d45c54e659f00b7bf40bf987906c31c2cda", kill_on_drop: false }`
[INFO] [stdout] 7be4510c2905de6c901baea335197d45c54e659f00b7bf40bf987906c31c2cda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 8d0006d2e9f387f59327554340b8741e413579c1926b713f3b6687508b1d0f28
[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" "8d0006d2e9f387f59327554340b8741e413579c1926b713f3b6687508b1d0f28", kill_on_drop: false }`
[INFO] [stderr]    Compiling fahrenheit v4.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "8d0006d2e9f387f59327554340b8741e413579c1926b713f3b6687508b1d0f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d0006d2e9f387f59327554340b8741e413579c1926b713f3b6687508b1d0f28", kill_on_drop: false }`
[INFO] [stdout] 8d0006d2e9f387f59327554340b8741e413579c1926b713f3b6687508b1d0f28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] 540ec1eb5e4908636c5c0bf4aaabb300ce613d7272e56f73184598218a5eefdf
[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" "540ec1eb5e4908636c5c0bf4aaabb300ce613d7272e56f73184598218a5eefdf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fahrenheit-d16f861f1e0547e9
[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 fahrenheit
[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" "540ec1eb5e4908636c5c0bf4aaabb300ce613d7272e56f73184598218a5eefdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "540ec1eb5e4908636c5c0bf4aaabb300ce613d7272e56f73184598218a5eefdf", kill_on_drop: false }`
[INFO] [stdout] 540ec1eb5e4908636c5c0bf4aaabb300ce613d7272e56f73184598218a5eefdf