[INFO] fetching crate fubar 0.0.0...
[INFO] testing fubar-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate fubar 0.0.0 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate fubar 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 fubar 0.0.0
[INFO] finished tweaking crates.io crate fubar 0.0.0
[INFO] tweaked toml for crates.io crate fubar 0.0.0 written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate crates.io crate fubar 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] 09d8179cd4d6720458f39affb30544c5a68eb5afc257e8a6fcfb42d1a84e9b65
[INFO] running `Command { std: "docker" "start" "-a" "09d8179cd4d6720458f39affb30544c5a68eb5afc257e8a6fcfb42d1a84e9b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09d8179cd4d6720458f39affb30544c5a68eb5afc257e8a6fcfb42d1a84e9b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09d8179cd4d6720458f39affb30544c5a68eb5afc257e8a6fcfb42d1a84e9b65", kill_on_drop: false }`
[INFO] [stdout] 09d8179cd4d6720458f39affb30544c5a68eb5afc257e8a6fcfb42d1a84e9b65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] f5e9fce15318c329c6585ee4dde30cb0a952a0091447b5a66f41df128b2d3f38
[INFO] running `Command { std: "docker" "start" "-a" "f5e9fce15318c329c6585ee4dde30cb0a952a0091447b5a66f41df128b2d3f38", kill_on_drop: false }`
[INFO] [stderr]    Compiling fubar v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "f5e9fce15318c329c6585ee4dde30cb0a952a0091447b5a66f41df128b2d3f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5e9fce15318c329c6585ee4dde30cb0a952a0091447b5a66f41df128b2d3f38", kill_on_drop: false }`
[INFO] [stdout] f5e9fce15318c329c6585ee4dde30cb0a952a0091447b5a66f41df128b2d3f38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] fa5eef2b4b706585262b15bf6c7d45578aa86a83efdc29d4ccbe192d0f1c3dbf
[INFO] running `Command { std: "docker" "start" "-a" "fa5eef2b4b706585262b15bf6c7d45578aa86a83efdc29d4ccbe192d0f1c3dbf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fubar v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.71s
[INFO] running `Command { std: "docker" "inspect" "fa5eef2b4b706585262b15bf6c7d45578aa86a83efdc29d4ccbe192d0f1c3dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa5eef2b4b706585262b15bf6c7d45578aa86a83efdc29d4ccbe192d0f1c3dbf", kill_on_drop: false }`
[INFO] [stdout] fa5eef2b4b706585262b15bf6c7d45578aa86a83efdc29d4ccbe192d0f1c3dbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] ef4f8b4563e5fbcf33e8ef44886eb310836e4f62a3ba7b1324b4bd28b3ef4114
[INFO] running `Command { std: "docker" "start" "-a" "ef4f8b4563e5fbcf33e8ef44886eb310836e4f62a3ba7b1324b4bd28b3ef4114", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fubar-038cb89253bb723d)
[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" "ef4f8b4563e5fbcf33e8ef44886eb310836e4f62a3ba7b1324b4bd28b3ef4114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef4f8b4563e5fbcf33e8ef44886eb310836e4f62a3ba7b1324b4bd28b3ef4114", kill_on_drop: false }`
[INFO] [stdout] ef4f8b4563e5fbcf33e8ef44886eb310836e4f62a3ba7b1324b4bd28b3ef4114