[INFO] fetching crate rs_tracing 1.0.1...
[INFO] testing rs_tracing-1.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rs_tracing 1.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rs_tracing 1.0.1 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 rs_tracing 1.0.1
[INFO] finished tweaking crates.io crate rs_tracing 1.0.1
[INFO] tweaked toml for crates.io crate rs_tracing 1.0.1 written to /workspace/builds/worker-4/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d44c26640afaaaaa4c88e1a94aae0b3597dc4fc8877d17b9612baabafc06b128
[INFO] running `Command { std: "docker" "start" "-a" "d44c26640afaaaaa4c88e1a94aae0b3597dc4fc8877d17b9612baabafc06b128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d44c26640afaaaaa4c88e1a94aae0b3597dc4fc8877d17b9612baabafc06b128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d44c26640afaaaaa4c88e1a94aae0b3597dc4fc8877d17b9612baabafc06b128", kill_on_drop: false }`
[INFO] [stdout] d44c26640afaaaaa4c88e1a94aae0b3597dc4fc8877d17b9612baabafc06b128
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 9494cdefc30ab19841c456fdb47a6ade339ea4d46d3b7cfcb024b70f0f82a789
[INFO] running `Command { std: "docker" "start" "-a" "9494cdefc30ab19841c456fdb47a6ade339ea4d46d3b7cfcb024b70f0f82a789", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs_tracing v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "9494cdefc30ab19841c456fdb47a6ade339ea4d46d3b7cfcb024b70f0f82a789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9494cdefc30ab19841c456fdb47a6ade339ea4d46d3b7cfcb024b70f0f82a789", kill_on_drop: false }`
[INFO] [stdout] 9494cdefc30ab19841c456fdb47a6ade339ea4d46d3b7cfcb024b70f0f82a789
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1aac71ddd7f8ffa593660a52df20e8c16fcafdf8ca35039f8718bf442ad0400b
[INFO] running `Command { std: "docker" "start" "-a" "1aac71ddd7f8ffa593660a52df20e8c16fcafdf8ca35039f8718bf442ad0400b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rs_tracing v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "1aac71ddd7f8ffa593660a52df20e8c16fcafdf8ca35039f8718bf442ad0400b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aac71ddd7f8ffa593660a52df20e8c16fcafdf8ca35039f8718bf442ad0400b", kill_on_drop: false }`
[INFO] [stdout] 1aac71ddd7f8ffa593660a52df20e8c16fcafdf8ca35039f8718bf442ad0400b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] fe78a10ceccbc871c07584533e39845cc8a3a190e79d5642e11e6385daccfe4d
[INFO] running `Command { std: "docker" "start" "-a" "fe78a10ceccbc871c07584533e39845cc8a3a190e79d5642e11e6385daccfe4d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rs_tracing-95bb8185fed8ead1)
[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 rs_tracing
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - trace_deactivate (line 50) ... ok
[INFO] [stdout] test src/lib.rs - trace_expr (line 153) ... ok
[INFO] [stdout] test src/lib.rs - trace_end (line 233) ... ok
[INFO] [stdout] test src/lib.rs - trace_begin (line 192) ... ok
[INFO] [stdout] test src/lib.rs - trace_end (line 241) ... ok
[INFO] [stdout] test src/lib.rs - open_trace_file (line 69) ... ok
[INFO] [stdout] test src/lib.rs - trace_expr (line 160) ... ok
[INFO] [stdout] test src/lib.rs - trace_scoped (line 111) ... ok
[INFO] [stdout] test src/lib.rs - trace_activate (line 31) ... ok
[INFO] [stdout] test src/lib.rs - trace_scoped (line 120) ... ok
[INFO] [stdout] test src/lib.rs - trace_begin (line 200) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fe78a10ceccbc871c07584533e39845cc8a3a190e79d5642e11e6385daccfe4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe78a10ceccbc871c07584533e39845cc8a3a190e79d5642e11e6385daccfe4d", kill_on_drop: false }`
[INFO] [stdout] fe78a10ceccbc871c07584533e39845cc8a3a190e79d5642e11e6385daccfe4d