[INFO] fetching crate joinhandle 0.0.0...
[INFO] testing joinhandle-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate joinhandle 0.0.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate joinhandle 0.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate joinhandle 0.0.0
[INFO] finished tweaking crates.io crate joinhandle 0.0.0
[INFO] tweaked toml for crates.io crate joinhandle 0.0.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c031d76e52b9514eee49b5879958513e95b36e80d7fc98c324ab2bb50d30f38a
[INFO] running `Command { std: "docker" "start" "-a" "c031d76e52b9514eee49b5879958513e95b36e80d7fc98c324ab2bb50d30f38a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c031d76e52b9514eee49b5879958513e95b36e80d7fc98c324ab2bb50d30f38a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c031d76e52b9514eee49b5879958513e95b36e80d7fc98c324ab2bb50d30f38a", kill_on_drop: false }`
[INFO] [stdout] c031d76e52b9514eee49b5879958513e95b36e80d7fc98c324ab2bb50d30f38a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63dbc3db77f1e5b5b9c028fcf4939461dfed7e5eeaadf89da82ed8e7eb0afdf8
[INFO] running `Command { std: "docker" "start" "-a" "63dbc3db77f1e5b5b9c028fcf4939461dfed7e5eeaadf89da82ed8e7eb0afdf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling joinhandle v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "63dbc3db77f1e5b5b9c028fcf4939461dfed7e5eeaadf89da82ed8e7eb0afdf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63dbc3db77f1e5b5b9c028fcf4939461dfed7e5eeaadf89da82ed8e7eb0afdf8", kill_on_drop: false }`
[INFO] [stdout] 63dbc3db77f1e5b5b9c028fcf4939461dfed7e5eeaadf89da82ed8e7eb0afdf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3dfaa750e27f3f02177f2bd92aee0947158bdd40bd0c355b4a5ccbcb5ea5f6cf
[INFO] running `Command { std: "docker" "start" "-a" "3dfaa750e27f3f02177f2bd92aee0947158bdd40bd0c355b4a5ccbcb5ea5f6cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling joinhandle v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/joinhandle-c1b09dbbe854b22d)
[INFO] running `Command { std: "docker" "inspect" "3dfaa750e27f3f02177f2bd92aee0947158bdd40bd0c355b4a5ccbcb5ea5f6cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dfaa750e27f3f02177f2bd92aee0947158bdd40bd0c355b4a5ccbcb5ea5f6cf", kill_on_drop: false }`
[INFO] [stdout] 3dfaa750e27f3f02177f2bd92aee0947158bdd40bd0c355b4a5ccbcb5ea5f6cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a9c28b303407b529d87a824c77d0f7fab62d410a3bac7c2989c79f847338df2f
[INFO] running `Command { std: "docker" "start" "-a" "a9c28b303407b529d87a824c77d0f7fab62d410a3bac7c2989c79f847338df2f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/joinhandle-c1b09dbbe854b22d)
[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] [stderr]    Doc-tests joinhandle
[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" "a9c28b303407b529d87a824c77d0f7fab62d410a3bac7c2989c79f847338df2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9c28b303407b529d87a824c77d0f7fab62d410a3bac7c2989c79f847338df2f", kill_on_drop: false }`
[INFO] [stdout] a9c28b303407b529d87a824c77d0f7fab62d410a3bac7c2989c79f847338df2f