[INFO] fetching crate cares 0.0.0...
[INFO] testing cares-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate cares 0.0.0 into /workspace/builds/worker-85/source
[INFO] validating manifest of crates.io crate cares 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 cares 0.0.0
[INFO] finished tweaking crates.io crate cares 0.0.0
[INFO] tweaked toml for crates.io crate cares 0.0.0 written to /workspace/builds/worker-85/source/Cargo.toml
[INFO] crate crates.io crate cares 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] [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-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] 4bfd1bc7423fa802d949a5cd611ebaf68bb2071a2af75d13c937bf59ad96d40d
[INFO] running `Command { std: "docker" "start" "-a" "4bfd1bc7423fa802d949a5cd611ebaf68bb2071a2af75d13c937bf59ad96d40d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bfd1bc7423fa802d949a5cd611ebaf68bb2071a2af75d13c937bf59ad96d40d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bfd1bc7423fa802d949a5cd611ebaf68bb2071a2af75d13c937bf59ad96d40d", kill_on_drop: false }`
[INFO] [stdout] 4bfd1bc7423fa802d949a5cd611ebaf68bb2071a2af75d13c937bf59ad96d40d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] 946139bd13287b934b5ed4b1c2915facd14e6312f0c3e3dab173457275aa71f6
[INFO] running `Command { std: "docker" "start" "-a" "946139bd13287b934b5ed4b1c2915facd14e6312f0c3e3dab173457275aa71f6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cares v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `Command { std: "docker" "inspect" "946139bd13287b934b5ed4b1c2915facd14e6312f0c3e3dab173457275aa71f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "946139bd13287b934b5ed4b1c2915facd14e6312f0c3e3dab173457275aa71f6", kill_on_drop: false }`
[INFO] [stdout] 946139bd13287b934b5ed4b1c2915facd14e6312f0c3e3dab173457275aa71f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] 62485ca9d4f48912c5cc745b45a3aeeb556dbee64766171df5b651da202c075f
[INFO] running `Command { std: "docker" "start" "-a" "62485ca9d4f48912c5cc745b45a3aeeb556dbee64766171df5b651da202c075f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cares v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `Command { std: "docker" "inspect" "62485ca9d4f48912c5cc745b45a3aeeb556dbee64766171df5b651da202c075f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62485ca9d4f48912c5cc745b45a3aeeb556dbee64766171df5b651da202c075f", kill_on_drop: false }`
[INFO] [stdout] 62485ca9d4f48912c5cc745b45a3aeeb556dbee64766171df5b651da202c075f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] 0590ba16f91562e2acb92c7341e4960b192dd57a8efb7c2fc4114b52288dd04e
[INFO] running `Command { std: "docker" "start" "-a" "0590ba16f91562e2acb92c7341e4960b192dd57a8efb7c2fc4114b52288dd04e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cares-95ee9b55abe15349)
[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" "0590ba16f91562e2acb92c7341e4960b192dd57a8efb7c2fc4114b52288dd04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0590ba16f91562e2acb92c7341e4960b192dd57a8efb7c2fc4114b52288dd04e", kill_on_drop: false }`
[INFO] [stdout] 0590ba16f91562e2acb92c7341e4960b192dd57a8efb7c2fc4114b52288dd04e