[INFO] fetching crate finite_repr 0.1.4...
[INFO] testing finite_repr-0.1.4 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate finite_repr 0.1.4 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate finite_repr 0.1.4 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 finite_repr 0.1.4
[INFO] finished tweaking crates.io crate finite_repr 0.1.4
[INFO] tweaked toml for crates.io crate finite_repr 0.1.4 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 26bb6df31e43156d4e71a2610ffd95265f6b979b94eb0acac00f91864b3dcb8b
[INFO] running `Command { std: "docker" "start" "-a" "26bb6df31e43156d4e71a2610ffd95265f6b979b94eb0acac00f91864b3dcb8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26bb6df31e43156d4e71a2610ffd95265f6b979b94eb0acac00f91864b3dcb8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26bb6df31e43156d4e71a2610ffd95265f6b979b94eb0acac00f91864b3dcb8b", kill_on_drop: false }`
[INFO] [stdout] 26bb6df31e43156d4e71a2610ffd95265f6b979b94eb0acac00f91864b3dcb8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] a44b3e5e82aaa6c525755567256b73dd70fdc6f3a1b54afd98236585fabce578
[INFO] running `Command { std: "docker" "start" "-a" "a44b3e5e82aaa6c525755567256b73dd70fdc6f3a1b54afd98236585fabce578", kill_on_drop: false }`
[INFO] [stderr]    Compiling finite_repr v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "a44b3e5e82aaa6c525755567256b73dd70fdc6f3a1b54afd98236585fabce578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a44b3e5e82aaa6c525755567256b73dd70fdc6f3a1b54afd98236585fabce578", kill_on_drop: false }`
[INFO] [stdout] a44b3e5e82aaa6c525755567256b73dd70fdc6f3a1b54afd98236585fabce578
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 58ee9e111f94ba07d589c41367e7c35b8fcf4351e78bd2d4e588e5faab0f3a34
[INFO] running `Command { std: "docker" "start" "-a" "58ee9e111f94ba07d589c41367e7c35b8fcf4351e78bd2d4e588e5faab0f3a34", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling finite_repr_derive v0.1.4
[INFO] [stderr]    Compiling finite_repr v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.38s
[INFO] running `Command { std: "docker" "inspect" "58ee9e111f94ba07d589c41367e7c35b8fcf4351e78bd2d4e588e5faab0f3a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ee9e111f94ba07d589c41367e7c35b8fcf4351e78bd2d4e588e5faab0f3a34", kill_on_drop: false }`
[INFO] [stdout] 58ee9e111f94ba07d589c41367e7c35b8fcf4351e78bd2d4e588e5faab0f3a34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 8ea0eb817bd78fee58dc191e76d2196d29bebced488cfaa03a8ed60357fe5e73
[INFO] running `Command { std: "docker" "start" "-a" "8ea0eb817bd78fee58dc191e76d2196d29bebced488cfaa03a8ed60357fe5e73", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/finite_repr-c5eac03b8af0283c)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test traits::tests::test_option_impls ... ok
[INFO] [stdout] test traits::tests::test_result_impls ... ok
[INFO] [stdout] test traits::tests::test_tuple_impls ... ok
[INFO] [stdout] test traits::tests::test_tuple_tuple_impls ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests finite_repr
[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" "8ea0eb817bd78fee58dc191e76d2196d29bebced488cfaa03a8ed60357fe5e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ea0eb817bd78fee58dc191e76d2196d29bebced488cfaa03a8ed60357fe5e73", kill_on_drop: false }`
[INFO] [stdout] 8ea0eb817bd78fee58dc191e76d2196d29bebced488cfaa03a8ed60357fe5e73