[INFO] fetching crate hydrum 0.0.0-placeholder...
[INFO] testing hydrum-0.0.0-placeholder against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate hydrum 0.0.0-placeholder into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate hydrum 0.0.0-placeholder 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 hydrum 0.0.0-placeholder
[INFO] finished tweaking crates.io crate hydrum 0.0.0-placeholder
[INFO] tweaked toml for crates.io crate hydrum 0.0.0-placeholder written to /workspace/builds/worker-3/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 5735931b88b112279d7ef9dfd198b50c9ebe2533beec74f31a1548799bac7c6c
[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" "5735931b88b112279d7ef9dfd198b50c9ebe2533beec74f31a1548799bac7c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5735931b88b112279d7ef9dfd198b50c9ebe2533beec74f31a1548799bac7c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5735931b88b112279d7ef9dfd198b50c9ebe2533beec74f31a1548799bac7c6c", kill_on_drop: false }`
[INFO] [stdout] 5735931b88b112279d7ef9dfd198b50c9ebe2533beec74f31a1548799bac7c6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] cda9bbaceee39b30fec607d5de7e2faf8a6d0ba76d27c53789c763d20d87cc3d
[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" "cda9bbaceee39b30fec607d5de7e2faf8a6d0ba76d27c53789c763d20d87cc3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling hydrum v0.0.0-placeholder (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "cda9bbaceee39b30fec607d5de7e2faf8a6d0ba76d27c53789c763d20d87cc3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda9bbaceee39b30fec607d5de7e2faf8a6d0ba76d27c53789c763d20d87cc3d", kill_on_drop: false }`
[INFO] [stdout] cda9bbaceee39b30fec607d5de7e2faf8a6d0ba76d27c53789c763d20d87cc3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] fac748b1b1b310af4359f2f3c45dcec1422e9b9186afd81ea461c1a553285187
[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" "fac748b1b1b310af4359f2f3c45dcec1422e9b9186afd81ea461c1a553285187", kill_on_drop: false }`
[INFO] [stderr]    Compiling hydrum v0.0.0-placeholder (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "fac748b1b1b310af4359f2f3c45dcec1422e9b9186afd81ea461c1a553285187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac748b1b1b310af4359f2f3c45dcec1422e9b9186afd81ea461c1a553285187", kill_on_drop: false }`
[INFO] [stdout] fac748b1b1b310af4359f2f3c45dcec1422e9b9186afd81ea461c1a553285187
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a6f018fcd7b2aa2dcd5bbbe082b7c05716fab6823eb6c863c750f4ca4328388f
[INFO] running `Command { std: "docker" "start" "-a" "a6f018fcd7b2aa2dcd5bbbe082b7c05716fab6823eb6c863c750f4ca4328388f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hydrum-0a45129a5263ffca)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests hydrum
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "a6f018fcd7b2aa2dcd5bbbe082b7c05716fab6823eb6c863c750f4ca4328388f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6f018fcd7b2aa2dcd5bbbe082b7c05716fab6823eb6c863c750f4ca4328388f", kill_on_drop: false }`
[INFO] [stdout] a6f018fcd7b2aa2dcd5bbbe082b7c05716fab6823eb6c863c750f4ca4328388f