[INFO] fetching crate cacher 0.0.0...
[INFO] testing cacher-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate cacher 0.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cacher 0.0.0 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 cacher 0.0.0
[INFO] finished tweaking crates.io crate cacher 0.0.0
[INFO] tweaked toml for crates.io crate cacher 0.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate cacher 0.0.0 already has a lockfile, it will not be regenerated
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 718bb7b972d3cd5a7b380ef2ef3881012c0ea4b64268571186b5320688477627
[INFO] running `Command { std: "docker" "start" "-a" "718bb7b972d3cd5a7b380ef2ef3881012c0ea4b64268571186b5320688477627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "718bb7b972d3cd5a7b380ef2ef3881012c0ea4b64268571186b5320688477627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "718bb7b972d3cd5a7b380ef2ef3881012c0ea4b64268571186b5320688477627", kill_on_drop: false }`
[INFO] [stdout] 718bb7b972d3cd5a7b380ef2ef3881012c0ea4b64268571186b5320688477627
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 9f738effdc82667598176a0287bc5cd83a23944bdd1278f43434f369c41ee28c
[INFO] running `Command { std: "docker" "start" "-a" "9f738effdc82667598176a0287bc5cd83a23944bdd1278f43434f369c41ee28c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cacher v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "9f738effdc82667598176a0287bc5cd83a23944bdd1278f43434f369c41ee28c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f738effdc82667598176a0287bc5cd83a23944bdd1278f43434f369c41ee28c", kill_on_drop: false }`
[INFO] [stdout] 9f738effdc82667598176a0287bc5cd83a23944bdd1278f43434f369c41ee28c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 62d8a1fdd2e42ebe535f3b199da41e7ab02a4a5e2bffdb18b51ff07aa34c320e
[INFO] running `Command { std: "docker" "start" "-a" "62d8a1fdd2e42ebe535f3b199da41e7ab02a4a5e2bffdb18b51ff07aa34c320e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cacher v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "62d8a1fdd2e42ebe535f3b199da41e7ab02a4a5e2bffdb18b51ff07aa34c320e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d8a1fdd2e42ebe535f3b199da41e7ab02a4a5e2bffdb18b51ff07aa34c320e", kill_on_drop: false }`
[INFO] [stdout] 62d8a1fdd2e42ebe535f3b199da41e7ab02a4a5e2bffdb18b51ff07aa34c320e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 79421e4688d50fc02fbf95e8d1b886cbd5fa3a3844db908a70971c5ca959e7b1
[INFO] running `Command { std: "docker" "start" "-a" "79421e4688d50fc02fbf95e8d1b886cbd5fa3a3844db908a70971c5ca959e7b1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cacher-7f73aeca6bfafbba)
[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" "79421e4688d50fc02fbf95e8d1b886cbd5fa3a3844db908a70971c5ca959e7b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79421e4688d50fc02fbf95e8d1b886cbd5fa3a3844db908a70971c5ca959e7b1", kill_on_drop: false }`
[INFO] [stdout] 79421e4688d50fc02fbf95e8d1b886cbd5fa3a3844db908a70971c5ca959e7b1