[INFO] fetching crate json_logger 0.1.0...
[INFO] testing json_logger-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate json_logger 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate json_logger 0.1.0 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 json_logger 0.1.0
[INFO] finished tweaking crates.io crate json_logger 0.1.0
[INFO] tweaked toml for crates.io crate json_logger 0.1.0 written to /workspace/builds/worker-10/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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 7e9edad64c4328242c564109de270b7101d30f23a95755c46489a19bce1e3933
[INFO] running `Command { std: "docker" "start" "-a" "7e9edad64c4328242c564109de270b7101d30f23a95755c46489a19bce1e3933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e9edad64c4328242c564109de270b7101d30f23a95755c46489a19bce1e3933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9edad64c4328242c564109de270b7101d30f23a95755c46489a19bce1e3933", kill_on_drop: false }`
[INFO] [stdout] 7e9edad64c4328242c564109de270b7101d30f23a95755c46489a19bce1e3933
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f9a25b85262db8a5459bb4a3a0054d266fc43905f7cdf80030b7268d13f335c2
[INFO] running `Command { std: "docker" "start" "-a" "f9a25b85262db8a5459bb4a3a0054d266fc43905f7cdf80030b7268d13f335c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_logger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "f9a25b85262db8a5459bb4a3a0054d266fc43905f7cdf80030b7268d13f335c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a25b85262db8a5459bb4a3a0054d266fc43905f7cdf80030b7268d13f335c2", kill_on_drop: false }`
[INFO] [stdout] f9a25b85262db8a5459bb4a3a0054d266fc43905f7cdf80030b7268d13f335c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 4435e75bef313b493f2c17114ef4a66728971081e6de3df12b0dc722508618dd
[INFO] running `Command { std: "docker" "start" "-a" "4435e75bef313b493f2c17114ef4a66728971081e6de3df12b0dc722508618dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_logger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "4435e75bef313b493f2c17114ef4a66728971081e6de3df12b0dc722508618dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4435e75bef313b493f2c17114ef4a66728971081e6de3df12b0dc722508618dd", kill_on_drop: false }`
[INFO] [stdout] 4435e75bef313b493f2c17114ef4a66728971081e6de3df12b0dc722508618dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] e183b480d88f29ede813568e84615efb7f0b4193a7157bf6e59e1a405beabf5c
[INFO] running `Command { std: "docker" "start" "-a" "e183b480d88f29ede813568e84615efb7f0b4193a7157bf6e59e1a405beabf5c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_logger-3191e1a68a8ba4c6)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests json_logger
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e183b480d88f29ede813568e84615efb7f0b4193a7157bf6e59e1a405beabf5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e183b480d88f29ede813568e84615efb7f0b4193a7157bf6e59e1a405beabf5c", kill_on_drop: false }`
[INFO] [stdout] e183b480d88f29ede813568e84615efb7f0b4193a7157bf6e59e1a405beabf5c