[INFO] fetching crate smth 0.3.0...
[INFO] testing smth-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate smth 0.3.0 into /workspace/builds/worker-95/source
[INFO] validating manifest of crates.io crate smth 0.3.0 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 smth 0.3.0
[INFO] finished tweaking crates.io crate smth 0.3.0
[INFO] tweaked toml for crates.io crate smth 0.3.0 written to /workspace/builds/worker-95/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] 830db5fa63ac4dc43b3fc040253224501532dfd9df8812afce7de0e66a44ee13
[INFO] running `Command { std: "docker" "start" "-a" "830db5fa63ac4dc43b3fc040253224501532dfd9df8812afce7de0e66a44ee13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "830db5fa63ac4dc43b3fc040253224501532dfd9df8812afce7de0e66a44ee13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "830db5fa63ac4dc43b3fc040253224501532dfd9df8812afce7de0e66a44ee13", kill_on_drop: false }`
[INFO] [stdout] 830db5fa63ac4dc43b3fc040253224501532dfd9df8812afce7de0e66a44ee13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] a2997a657bde03fe7d9f51bebe8a6939d92145560188a6b621880ce4a5bcd8ec
[INFO] running `Command { std: "docker" "start" "-a" "a2997a657bde03fe7d9f51bebe8a6939d92145560188a6b621880ce4a5bcd8ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling smth v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "a2997a657bde03fe7d9f51bebe8a6939d92145560188a6b621880ce4a5bcd8ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2997a657bde03fe7d9f51bebe8a6939d92145560188a6b621880ce4a5bcd8ec", kill_on_drop: false }`
[INFO] [stdout] a2997a657bde03fe7d9f51bebe8a6939d92145560188a6b621880ce4a5bcd8ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] b63e45f5964c5b416233278c7ff7a3493f1de43654549ccc6ec811e8321bb2d7
[INFO] running `Command { std: "docker" "start" "-a" "b63e45f5964c5b416233278c7ff7a3493f1de43654549ccc6ec811e8321bb2d7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling smth v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "b63e45f5964c5b416233278c7ff7a3493f1de43654549ccc6ec811e8321bb2d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b63e45f5964c5b416233278c7ff7a3493f1de43654549ccc6ec811e8321bb2d7", kill_on_drop: false }`
[INFO] [stdout] b63e45f5964c5b416233278c7ff7a3493f1de43654549ccc6ec811e8321bb2d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] edbf70c99be24f9fe9ded181e99fdaf98b629a17b95269d73b9e5272d5fad9a2
[INFO] running `Command { std: "docker" "start" "-a" "edbf70c99be24f9fe9ded181e99fdaf98b629a17b95269d73b9e5272d5fad9a2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/smth-622fef45f0e8cd7b)
[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 smth
[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" "edbf70c99be24f9fe9ded181e99fdaf98b629a17b95269d73b9e5272d5fad9a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edbf70c99be24f9fe9ded181e99fdaf98b629a17b95269d73b9e5272d5fad9a2", kill_on_drop: false }`
[INFO] [stdout] edbf70c99be24f9fe9ded181e99fdaf98b629a17b95269d73b9e5272d5fad9a2