[INFO] fetching crate never-type 0.1.1...
[INFO] testing never-type-0.1.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate never-type 0.1.1 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate never-type 0.1.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ebdcade750e124375c0909a937033cbbf36a073d267ba2c3471e12226a6645e
[INFO] running `Command { std: "docker" "start" "-a" "0ebdcade750e124375c0909a937033cbbf36a073d267ba2c3471e12226a6645e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ebdcade750e124375c0909a937033cbbf36a073d267ba2c3471e12226a6645e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ebdcade750e124375c0909a937033cbbf36a073d267ba2c3471e12226a6645e", kill_on_drop: false }`
[INFO] [stdout] 0ebdcade750e124375c0909a937033cbbf36a073d267ba2c3471e12226a6645e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22d686d7f5045af0989f0ac6d294c32b297b1d1aea90c6c0a83e05876043c541
[INFO] running `Command { std: "docker" "start" "-a" "22d686d7f5045af0989f0ac6d294c32b297b1d1aea90c6c0a83e05876043c541", kill_on_drop: false }`
[INFO] [stderr]    Compiling never-type v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "22d686d7f5045af0989f0ac6d294c32b297b1d1aea90c6c0a83e05876043c541", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22d686d7f5045af0989f0ac6d294c32b297b1d1aea90c6c0a83e05876043c541", kill_on_drop: false }`
[INFO] [stdout] 22d686d7f5045af0989f0ac6d294c32b297b1d1aea90c6c0a83e05876043c541
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ec446a5dee6e0bb31b88c4cee27d48eef2a58a2e3bf3450c8cc4db0c5925e94
[INFO] running `Command { std: "docker" "start" "-a" "2ec446a5dee6e0bb31b88c4cee27d48eef2a58a2e3bf3450c8cc4db0c5925e94", kill_on_drop: false }`
[INFO] [stderr]    Compiling never-type v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "2ec446a5dee6e0bb31b88c4cee27d48eef2a58a2e3bf3450c8cc4db0c5925e94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec446a5dee6e0bb31b88c4cee27d48eef2a58a2e3bf3450c8cc4db0c5925e94", kill_on_drop: false }`
[INFO] [stdout] 2ec446a5dee6e0bb31b88c4cee27d48eef2a58a2e3bf3450c8cc4db0c5925e94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b15a40261057f9703928f241dfcfd0541908985c5dab60c6bd9be423170e861b
[INFO] running `Command { std: "docker" "start" "-a" "b15a40261057f9703928f241dfcfd0541908985c5dab60c6bd9be423170e861b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/never_type-61afecccd85a990b)
[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 0.00s
[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" "b15a40261057f9703928f241dfcfd0541908985c5dab60c6bd9be423170e861b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b15a40261057f9703928f241dfcfd0541908985c5dab60c6bd9be423170e861b", kill_on_drop: false }`
[INFO] [stdout] b15a40261057f9703928f241dfcfd0541908985c5dab60c6bd9be423170e861b