[INFO] fetching crate variant_count 1.1.0...
[INFO] testing variant_count-1.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate variant_count 1.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate variant_count 1.1.0 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 variant_count 1.1.0
[INFO] finished tweaking crates.io crate variant_count 1.1.0
[INFO] tweaked toml for crates.io crate variant_count 1.1.0 written to /workspace/builds/worker-14/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] 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 384670bbd13a8677ba55db988cd4d873ddcbfc131921585c10f6cf01f26a2219
[INFO] running `Command { std: "docker" "start" "-a" "384670bbd13a8677ba55db988cd4d873ddcbfc131921585c10f6cf01f26a2219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "384670bbd13a8677ba55db988cd4d873ddcbfc131921585c10f6cf01f26a2219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "384670bbd13a8677ba55db988cd4d873ddcbfc131921585c10f6cf01f26a2219", kill_on_drop: false }`
[INFO] [stdout] 384670bbd13a8677ba55db988cd4d873ddcbfc131921585c10f6cf01f26a2219
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] dc9dc0e75491934c2fe1822b46188df82b80e01d7cc1434f2d3a1eed6d76ca7e
[INFO] running `Command { std: "docker" "start" "-a" "dc9dc0e75491934c2fe1822b46188df82b80e01d7cc1434f2d3a1eed6d76ca7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling variant_count v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.30s
[INFO] running `Command { std: "docker" "inspect" "dc9dc0e75491934c2fe1822b46188df82b80e01d7cc1434f2d3a1eed6d76ca7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc9dc0e75491934c2fe1822b46188df82b80e01d7cc1434f2d3a1eed6d76ca7e", kill_on_drop: false }`
[INFO] [stdout] dc9dc0e75491934c2fe1822b46188df82b80e01d7cc1434f2d3a1eed6d76ca7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] c16db46afcffc2eadae89dce4f2516b1bd6d6b9d734c8802dc6e8742558deeb3
[INFO] running `Command { std: "docker" "start" "-a" "c16db46afcffc2eadae89dce4f2516b1bd6d6b9d734c8802dc6e8742558deeb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling variant_count v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "c16db46afcffc2eadae89dce4f2516b1bd6d6b9d734c8802dc6e8742558deeb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c16db46afcffc2eadae89dce4f2516b1bd6d6b9d734c8802dc6e8742558deeb3", kill_on_drop: false }`
[INFO] [stdout] c16db46afcffc2eadae89dce4f2516b1bd6d6b9d734c8802dc6e8742558deeb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] fb627129465b9fcf452d73a5ec8e1c2dbe9234788999dd9bf70405986eef1f81
[INFO] running `Command { std: "docker" "start" "-a" "fb627129465b9fcf452d73a5ec8e1c2dbe9234788999dd9bf70405986eef1f81", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/variant_count-c091d7dab7583c8e)
[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]      Running tests/variant_count.rs (/opt/rustwide/target/debug/deps/variant_count-512adc95d3292671)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests variant_count
[INFO] [stdout] running 1 test
[INFO] [stdout] test variant_count ... 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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fb627129465b9fcf452d73a5ec8e1c2dbe9234788999dd9bf70405986eef1f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb627129465b9fcf452d73a5ec8e1c2dbe9234788999dd9bf70405986eef1f81", kill_on_drop: false }`
[INFO] [stdout] fb627129465b9fcf452d73a5ec8e1c2dbe9234788999dd9bf70405986eef1f81