[INFO] fetching crate tolkien 0.1.0...
[INFO] testing tolkien-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate tolkien 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tolkien 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tolkien 0.1.0
[INFO] finished tweaking crates.io crate tolkien 0.1.0
[INFO] tweaked toml for crates.io crate tolkien 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate tolkien 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4928e01819d1a0ba8aa4a104ee3e2df718edc9287c0f90c4584462836ec9bdd0
[INFO] running `Command { std: "docker" "start" "-a" "4928e01819d1a0ba8aa4a104ee3e2df718edc9287c0f90c4584462836ec9bdd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4928e01819d1a0ba8aa4a104ee3e2df718edc9287c0f90c4584462836ec9bdd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4928e01819d1a0ba8aa4a104ee3e2df718edc9287c0f90c4584462836ec9bdd0", kill_on_drop: false }`
[INFO] [stdout] 4928e01819d1a0ba8aa4a104ee3e2df718edc9287c0f90c4584462836ec9bdd0
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5eaceea319fce3e9ea9a7db0a35343af870ccc2fddf087f4826dbb905dc1413
[INFO] running `Command { std: "docker" "start" "-a" "d5eaceea319fce3e9ea9a7db0a35343af870ccc2fddf087f4826dbb905dc1413", kill_on_drop: false }`
[INFO] [stderr]    Compiling tolkien v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "d5eaceea319fce3e9ea9a7db0a35343af870ccc2fddf087f4826dbb905dc1413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5eaceea319fce3e9ea9a7db0a35343af870ccc2fddf087f4826dbb905dc1413", kill_on_drop: false }`
[INFO] [stdout] d5eaceea319fce3e9ea9a7db0a35343af870ccc2fddf087f4826dbb905dc1413
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 598ab4b221f93b3c3c464b3d2820132b78ad25c6e1fcea1f9e9f23d94e13c4ed
[INFO] running `Command { std: "docker" "start" "-a" "598ab4b221f93b3c3c464b3d2820132b78ad25c6e1fcea1f9e9f23d94e13c4ed", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tolkien v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/tolkien-9321d6ce88545eec)
[INFO] running `Command { std: "docker" "inspect" "598ab4b221f93b3c3c464b3d2820132b78ad25c6e1fcea1f9e9f23d94e13c4ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "598ab4b221f93b3c3c464b3d2820132b78ad25c6e1fcea1f9e9f23d94e13c4ed", kill_on_drop: false }`
[INFO] [stdout] 598ab4b221f93b3c3c464b3d2820132b78ad25c6e1fcea1f9e9f23d94e13c4ed
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7cdd2144b12f77f31fe577fae5d8a09d2509d930989cd280515625bb36b8d77d
[INFO] running `Command { std: "docker" "start" "-a" "7cdd2144b12f77f31fe577fae5d8a09d2509d930989cd280515625bb36b8d77d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tolkien-9321d6ce88545eec)
[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" "7cdd2144b12f77f31fe577fae5d8a09d2509d930989cd280515625bb36b8d77d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cdd2144b12f77f31fe577fae5d8a09d2509d930989cd280515625bb36b8d77d", kill_on_drop: false }`
[INFO] [stdout] 7cdd2144b12f77f31fe577fae5d8a09d2509d930989cd280515625bb36b8d77d