[INFO] fetching crate never-type 0.1.1...
[INFO] testing never-type-0.1.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate never-type 0.1.1 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate never-type 0.1.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate never-type 0.1.1
[INFO] finished tweaking crates.io crate never-type 0.1.1
[INFO] tweaked toml for crates.io crate never-type 0.1.1 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "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-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68f674bbf5513828328a02df43790d940ca40837860e61c08668359942ac86a1
[INFO] running `Command { std: "docker" "start" "-a" "68f674bbf5513828328a02df43790d940ca40837860e61c08668359942ac86a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68f674bbf5513828328a02df43790d940ca40837860e61c08668359942ac86a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f674bbf5513828328a02df43790d940ca40837860e61c08668359942ac86a1", kill_on_drop: false }`
[INFO] [stdout] 68f674bbf5513828328a02df43790d940ca40837860e61c08668359942ac86a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68ef4e7c669390e175c7b6f68593758dd35c47d9f0e592081d7138074b509b68
[INFO] running `Command { std: "docker" "start" "-a" "68ef4e7c669390e175c7b6f68593758dd35c47d9f0e592081d7138074b509b68", kill_on_drop: false }`
[INFO] [stderr]    Compiling never-type v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "68ef4e7c669390e175c7b6f68593758dd35c47d9f0e592081d7138074b509b68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68ef4e7c669390e175c7b6f68593758dd35c47d9f0e592081d7138074b509b68", kill_on_drop: false }`
[INFO] [stdout] 68ef4e7c669390e175c7b6f68593758dd35c47d9f0e592081d7138074b509b68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff1c5849dc611918832dad356c5b61054dd70cac8b2a7d9851e0376fd1a93a78
[INFO] running `Command { std: "docker" "start" "-a" "ff1c5849dc611918832dad356c5b61054dd70cac8b2a7d9851e0376fd1a93a78", kill_on_drop: false }`
[INFO] [stderr]    Compiling never-type v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "ff1c5849dc611918832dad356c5b61054dd70cac8b2a7d9851e0376fd1a93a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff1c5849dc611918832dad356c5b61054dd70cac8b2a7d9851e0376fd1a93a78", kill_on_drop: false }`
[INFO] [stdout] ff1c5849dc611918832dad356c5b61054dd70cac8b2a7d9851e0376fd1a93a78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c410580e2288eeb14fb646d222dab89760621f0e6b1f5bb7481e631551fc35e
[INFO] running `Command { std: "docker" "start" "-a" "6c410580e2288eeb14fb646d222dab89760621f0e6b1f5bb7481e631551fc35e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/never_type-80df4669464645b2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::size_of_never_is_zero ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests never-type
[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" "6c410580e2288eeb14fb646d222dab89760621f0e6b1f5bb7481e631551fc35e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c410580e2288eeb14fb646d222dab89760621f0e6b1f5bb7481e631551fc35e", kill_on_drop: false }`
[INFO] [stdout] 6c410580e2288eeb14fb646d222dab89760621f0e6b1f5bb7481e631551fc35e
