[INFO] fetching crate flex 0.0.0...
[INFO] testing flex-0.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate flex 0.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate flex 0.0.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flex 0.0.0
[INFO] finished tweaking crates.io crate flex 0.0.0
[INFO] tweaked toml for crates.io crate flex 0.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59383e43bec4d83b7546e01e7b6084ac26fe74eb7df38c1a2a38e244d9476e1c
[INFO] running `Command { std: "docker" "start" "-a" "59383e43bec4d83b7546e01e7b6084ac26fe74eb7df38c1a2a38e244d9476e1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59383e43bec4d83b7546e01e7b6084ac26fe74eb7df38c1a2a38e244d9476e1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59383e43bec4d83b7546e01e7b6084ac26fe74eb7df38c1a2a38e244d9476e1c", kill_on_drop: false }`
[INFO] [stdout] 59383e43bec4d83b7546e01e7b6084ac26fe74eb7df38c1a2a38e244d9476e1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80d3341d4fe2e27b4aeab28d9beb9d758da68efe8838c54cf4925047947c1ce6
[INFO] running `Command { std: "docker" "start" "-a" "80d3341d4fe2e27b4aeab28d9beb9d758da68efe8838c54cf4925047947c1ce6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling flex v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "80d3341d4fe2e27b4aeab28d9beb9d758da68efe8838c54cf4925047947c1ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80d3341d4fe2e27b4aeab28d9beb9d758da68efe8838c54cf4925047947c1ce6", kill_on_drop: false }`
[INFO] [stdout] 80d3341d4fe2e27b4aeab28d9beb9d758da68efe8838c54cf4925047947c1ce6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f9d81b187f51fa216ac7a8d83edb2d822fb87ccb27770a2c1bc7aec8ca397e0
[INFO] running `Command { std: "docker" "start" "-a" "2f9d81b187f51fa216ac7a8d83edb2d822fb87ccb27770a2c1bc7aec8ca397e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling flex v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "2f9d81b187f51fa216ac7a8d83edb2d822fb87ccb27770a2c1bc7aec8ca397e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f9d81b187f51fa216ac7a8d83edb2d822fb87ccb27770a2c1bc7aec8ca397e0", kill_on_drop: false }`
[INFO] [stdout] 2f9d81b187f51fa216ac7a8d83edb2d822fb87ccb27770a2c1bc7aec8ca397e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c4c6b2f6480c891c82c5336b816417649414146f01b20c45d7b97af2ed870a37
[INFO] running `Command { std: "docker" "start" "-a" "c4c6b2f6480c891c82c5336b816417649414146f01b20c45d7b97af2ed870a37", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flex-83af70de6f6e5f06)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests flex
[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] [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" "c4c6b2f6480c891c82c5336b816417649414146f01b20c45d7b97af2ed870a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4c6b2f6480c891c82c5336b816417649414146f01b20c45d7b97af2ed870a37", kill_on_drop: false }`
[INFO] [stdout] c4c6b2f6480c891c82c5336b816417649414146f01b20c45d7b97af2ed870a37