[INFO] fetching crate mudrs-milk 0.0.0...
[INFO] testing mudrs-milk-0.0.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate mudrs-milk 0.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mudrs-milk 0.0.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mudrs-milk 0.0.0
[INFO] finished tweaking crates.io crate mudrs-milk 0.0.0
[INFO] tweaked toml for crates.io crate mudrs-milk 0.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate mudrs-milk 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e67d9153d9d430f2c01d8d4a03f236b65c2851d9c4ba1b469dc0132a7fbb327f
[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" "e67d9153d9d430f2c01d8d4a03f236b65c2851d9c4ba1b469dc0132a7fbb327f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e67d9153d9d430f2c01d8d4a03f236b65c2851d9c4ba1b469dc0132a7fbb327f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e67d9153d9d430f2c01d8d4a03f236b65c2851d9c4ba1b469dc0132a7fbb327f", kill_on_drop: false }`
[INFO] [stdout] e67d9153d9d430f2c01d8d4a03f236b65c2851d9c4ba1b469dc0132a7fbb327f
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 4449a59b44fec03ca2dbff4e8f03cff5ddd51be968cc9ea803de111901132b8d
[INFO] running `Command { std: "docker" "start" "-a" "4449a59b44fec03ca2dbff4e8f03cff5ddd51be968cc9ea803de111901132b8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mudrs-milk v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "4449a59b44fec03ca2dbff4e8f03cff5ddd51be968cc9ea803de111901132b8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4449a59b44fec03ca2dbff4e8f03cff5ddd51be968cc9ea803de111901132b8d", kill_on_drop: false }`
[INFO] [stdout] 4449a59b44fec03ca2dbff4e8f03cff5ddd51be968cc9ea803de111901132b8d
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98e305a6d24c3936d304c7bfd01b95213aa09defb1e57ce5ac96c55e6c3caa54
[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" "98e305a6d24c3936d304c7bfd01b95213aa09defb1e57ce5ac96c55e6c3caa54", kill_on_drop: false }`
[INFO] [stderr]    Compiling mudrs-milk v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "98e305a6d24c3936d304c7bfd01b95213aa09defb1e57ce5ac96c55e6c3caa54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e305a6d24c3936d304c7bfd01b95213aa09defb1e57ce5ac96c55e6c3caa54", kill_on_drop: false }`
[INFO] [stdout] 98e305a6d24c3936d304c7bfd01b95213aa09defb1e57ce5ac96c55e6c3caa54
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 6fec9cf5e47dfe302e673647edf509f4f8cdd734e5cf17aa91f23e76b299f09c
[INFO] running `Command { std: "docker" "start" "-a" "6fec9cf5e47dfe302e673647edf509f4f8cdd734e5cf17aa91f23e76b299f09c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/milk-2ae2a7a2652ccd2e)
[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" "6fec9cf5e47dfe302e673647edf509f4f8cdd734e5cf17aa91f23e76b299f09c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fec9cf5e47dfe302e673647edf509f4f8cdd734e5cf17aa91f23e76b299f09c", kill_on_drop: false }`
[INFO] [stdout] 6fec9cf5e47dfe302e673647edf509f4f8cdd734e5cf17aa91f23e76b299f09c