[INFO] fetching crate serde_fmt 1.0.1...
[INFO] testing serde_fmt-1.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate serde_fmt 1.0.1 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate serde_fmt 1.0.1 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 serde_fmt 1.0.1
[INFO] finished tweaking crates.io crate serde_fmt 1.0.1
[INFO] tweaked toml for crates.io crate serde_fmt 1.0.1 written to /workspace/builds/worker-99/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 150f3d259b2be488c13cd174600f827c3ce0f6ad3ac0e1fbff7bf86b1b6eb5cc
[INFO] running `Command { std: "docker" "start" "-a" "150f3d259b2be488c13cd174600f827c3ce0f6ad3ac0e1fbff7bf86b1b6eb5cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "150f3d259b2be488c13cd174600f827c3ce0f6ad3ac0e1fbff7bf86b1b6eb5cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "150f3d259b2be488c13cd174600f827c3ce0f6ad3ac0e1fbff7bf86b1b6eb5cc", kill_on_drop: false }`
[INFO] [stdout] 150f3d259b2be488c13cd174600f827c3ce0f6ad3ac0e1fbff7bf86b1b6eb5cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 6d52891512e5ca8cb67dc459bb1473fca2dcfa9547466ea7b1781b390300923a
[INFO] running `Command { std: "docker" "start" "-a" "6d52891512e5ca8cb67dc459bb1473fca2dcfa9547466ea7b1781b390300923a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_fmt v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.86s
[INFO] running `Command { std: "docker" "inspect" "6d52891512e5ca8cb67dc459bb1473fca2dcfa9547466ea7b1781b390300923a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d52891512e5ca8cb67dc459bb1473fca2dcfa9547466ea7b1781b390300923a", kill_on_drop: false }`
[INFO] [stdout] 6d52891512e5ca8cb67dc459bb1473fca2dcfa9547466ea7b1781b390300923a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] c4a63049942a1e31afd1634ff348352221d71a5348c4b973696e520f681f4f5a
[INFO] running `Command { std: "docker" "start" "-a" "c4a63049942a1e31afd1634ff348352221d71a5348c4b973696e520f681f4f5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_fmt v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "c4a63049942a1e31afd1634ff348352221d71a5348c4b973696e520f681f4f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4a63049942a1e31afd1634ff348352221d71a5348c4b973696e520f681f4f5a", kill_on_drop: false }`
[INFO] [stdout] c4a63049942a1e31afd1634ff348352221d71a5348c4b973696e520f681f4f5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 1836f41bcf564b680cc0b31050c704b352c64399172d49c734a8738f171a097e
[INFO] running `Command { std: "docker" "start" "-a" "1836f41bcf564b680cc0b31050c704b352c64399172d49c734a8738f171a097e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_fmt-56a8a594fe032952)
[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 serde_fmt
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.74s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1836f41bcf564b680cc0b31050c704b352c64399172d49c734a8738f171a097e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1836f41bcf564b680cc0b31050c704b352c64399172d49c734a8738f171a097e", kill_on_drop: false }`
[INFO] [stdout] 1836f41bcf564b680cc0b31050c704b352c64399172d49c734a8738f171a097e