[INFO] fetching crate tamer 0.1.0...
[INFO] testing tamer-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate tamer 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tamer 0.1.0 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 tamer 0.1.0
[INFO] finished tweaking crates.io crate tamer 0.1.0
[INFO] tweaked toml for crates.io crate tamer 0.1.0 written to /workspace/builds/worker-4/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f55a80b60422b383d961e85a3d38bf4f4ea2ffd1f1729d1b535e17a91f254d46
[INFO] running `Command { std: "docker" "start" "-a" "f55a80b60422b383d961e85a3d38bf4f4ea2ffd1f1729d1b535e17a91f254d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f55a80b60422b383d961e85a3d38bf4f4ea2ffd1f1729d1b535e17a91f254d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f55a80b60422b383d961e85a3d38bf4f4ea2ffd1f1729d1b535e17a91f254d46", kill_on_drop: false }`
[INFO] [stdout] f55a80b60422b383d961e85a3d38bf4f4ea2ffd1f1729d1b535e17a91f254d46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] bbd5932ed5ad5b1b83832cd337437fa77c8f32bb4fbd7b60be9fdc968c4641b9
[INFO] running `Command { std: "docker" "start" "-a" "bbd5932ed5ad5b1b83832cd337437fa77c8f32bb4fbd7b60be9fdc968c4641b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling tamer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "bbd5932ed5ad5b1b83832cd337437fa77c8f32bb4fbd7b60be9fdc968c4641b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbd5932ed5ad5b1b83832cd337437fa77c8f32bb4fbd7b60be9fdc968c4641b9", kill_on_drop: false }`
[INFO] [stdout] bbd5932ed5ad5b1b83832cd337437fa77c8f32bb4fbd7b60be9fdc968c4641b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] c3168d4445c753c70a0cfd868c3f28d8ad8f3c170585ca384b02fdcfe0c0af3b
[INFO] running `Command { std: "docker" "start" "-a" "c3168d4445c753c70a0cfd868c3f28d8ad8f3c170585ca384b02fdcfe0c0af3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tamer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "c3168d4445c753c70a0cfd868c3f28d8ad8f3c170585ca384b02fdcfe0c0af3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3168d4445c753c70a0cfd868c3f28d8ad8f3c170585ca384b02fdcfe0c0af3b", kill_on_drop: false }`
[INFO] [stdout] c3168d4445c753c70a0cfd868c3f28d8ad8f3c170585ca384b02fdcfe0c0af3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 34a0dc0f6315dea0ec8dc80101a31a18cafa01a9b6af806e0e18e4fa07901753
[INFO] running `Command { std: "docker" "start" "-a" "34a0dc0f6315dea0ec8dc80101a31a18cafa01a9b6af806e0e18e4fa07901753", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tamer-b56ca569cdd38d04)
[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 tamer
[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" "34a0dc0f6315dea0ec8dc80101a31a18cafa01a9b6af806e0e18e4fa07901753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34a0dc0f6315dea0ec8dc80101a31a18cafa01a9b6af806e0e18e4fa07901753", kill_on_drop: false }`
[INFO] [stdout] 34a0dc0f6315dea0ec8dc80101a31a18cafa01a9b6af806e0e18e4fa07901753