[INFO] fetching crate tc-tracing-proc-macro 2.0.0...
[INFO] testing tc-tracing-proc-macro-2.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tc-tracing-proc-macro 2.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate tc-tracing-proc-macro 2.0.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tc-tracing-proc-macro 2.0.0
[INFO] finished tweaking crates.io crate tc-tracing-proc-macro 2.0.0
[INFO] tweaked toml for crates.io crate tc-tracing-proc-macro 2.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9ffb3c50763dc7f135b0176981a681f436e77783e2368d85ba7402d916b7c78
[INFO] running `Command { std: "docker" "start" "-a" "d9ffb3c50763dc7f135b0176981a681f436e77783e2368d85ba7402d916b7c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9ffb3c50763dc7f135b0176981a681f436e77783e2368d85ba7402d916b7c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9ffb3c50763dc7f135b0176981a681f436e77783e2368d85ba7402d916b7c78", kill_on_drop: false }`
[INFO] [stdout] d9ffb3c50763dc7f135b0176981a681f436e77783e2368d85ba7402d916b7c78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f2cce2865b521d75da6427c2478c998c2eef5bd60118662497243ccd4f5a239
[INFO] running `Command { std: "docker" "start" "-a" "4f2cce2865b521d75da6427c2478c998c2eef5bd60118662497243ccd4f5a239", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling tc-tracing-proc-macro v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.72s
[INFO] running `Command { std: "docker" "inspect" "4f2cce2865b521d75da6427c2478c998c2eef5bd60118662497243ccd4f5a239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f2cce2865b521d75da6427c2478c998c2eef5bd60118662497243ccd4f5a239", kill_on_drop: false }`
[INFO] [stdout] 4f2cce2865b521d75da6427c2478c998c2eef5bd60118662497243ccd4f5a239
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1929f1574e59831175929c15c53ad397cfb96de9f7df3e96e28fc1fd66d35577
[INFO] running `Command { std: "docker" "start" "-a" "1929f1574e59831175929c15c53ad397cfb96de9f7df3e96e28fc1fd66d35577", kill_on_drop: false }`
[INFO] [stderr]    Compiling tc-tracing-proc-macro v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "1929f1574e59831175929c15c53ad397cfb96de9f7df3e96e28fc1fd66d35577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1929f1574e59831175929c15c53ad397cfb96de9f7df3e96e28fc1fd66d35577", kill_on_drop: false }`
[INFO] [stdout] 1929f1574e59831175929c15c53ad397cfb96de9f7df3e96e28fc1fd66d35577
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf7d328a89b9a9eb6b43d61760251a62f3bdecefb089e7652c41f1395d859d95
[INFO] running `Command { std: "docker" "start" "-a" "cf7d328a89b9a9eb6b43d61760251a62f3bdecefb089e7652c41f1395d859d95", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tc_tracing_proc_macro-3088204603d23a71)
[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 tc-tracing-proc-macro
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - prefix_logs_with (line 41) ... ignored
[INFO] [stdout] test src/lib.rs - prefix_logs_with (line 75) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cf7d328a89b9a9eb6b43d61760251a62f3bdecefb089e7652c41f1395d859d95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf7d328a89b9a9eb6b43d61760251a62f3bdecefb089e7652c41f1395d859d95", kill_on_drop: false }`
[INFO] [stdout] cf7d328a89b9a9eb6b43d61760251a62f3bdecefb089e7652c41f1395d859d95