[INFO] fetching crate stackdriver_logger 0.8.0...
[INFO] testing stackdriver_logger-0.8.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate stackdriver_logger 0.8.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate stackdriver_logger 0.8.0 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 stackdriver_logger 0.8.0
[INFO] finished tweaking crates.io crate stackdriver_logger 0.8.0
[INFO] tweaked toml for crates.io crate stackdriver_logger 0.8.0 written to /workspace/builds/worker-1/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 838cca6dba65b6a2239cc6bc7d2aebc2b9cfb2ec7a3d978787f77da3a64e9856
[INFO] running `Command { std: "docker" "start" "-a" "838cca6dba65b6a2239cc6bc7d2aebc2b9cfb2ec7a3d978787f77da3a64e9856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "838cca6dba65b6a2239cc6bc7d2aebc2b9cfb2ec7a3d978787f77da3a64e9856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "838cca6dba65b6a2239cc6bc7d2aebc2b9cfb2ec7a3d978787f77da3a64e9856", kill_on_drop: false }`
[INFO] [stdout] 838cca6dba65b6a2239cc6bc7d2aebc2b9cfb2ec7a3d978787f77da3a64e9856
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 642a5349802c08a2b235b5c490f79087aa79ceef4473b66de4cb89cc9f555e8e
[INFO] running `Command { std: "docker" "start" "-a" "642a5349802c08a2b235b5c490f79087aa79ceef4473b66de4cb89cc9f555e8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling stackdriver_logger v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.83s
[INFO] running `Command { std: "docker" "inspect" "642a5349802c08a2b235b5c490f79087aa79ceef4473b66de4cb89cc9f555e8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "642a5349802c08a2b235b5c490f79087aa79ceef4473b66de4cb89cc9f555e8e", kill_on_drop: false }`
[INFO] [stdout] 642a5349802c08a2b235b5c490f79087aa79ceef4473b66de4cb89cc9f555e8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 427198b9e6d2f0e96b95758b5b8eb95c236e181686319e833f071ccb315d4c03
[INFO] running `Command { std: "docker" "start" "-a" "427198b9e6d2f0e96b95758b5b8eb95c236e181686319e833f071ccb315d4c03", kill_on_drop: false }`
[INFO] [stderr]    Compiling stackdriver_logger v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.06s
[INFO] running `Command { std: "docker" "inspect" "427198b9e6d2f0e96b95758b5b8eb95c236e181686319e833f071ccb315d4c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "427198b9e6d2f0e96b95758b5b8eb95c236e181686319e833f071ccb315d4c03", kill_on_drop: false }`
[INFO] [stdout] 427198b9e6d2f0e96b95758b5b8eb95c236e181686319e833f071ccb315d4c03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c801ff93594936df0da9cebd1d53297aaac450dbbcd9d5e873786414978d6d0b
[INFO] running `Command { std: "docker" "start" "-a" "c801ff93594936df0da9cebd1d53297aaac450dbbcd9d5e873786414978d6d0b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stackdriver_logger-60b87d69d30c0b49)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::info_formatter ... ok
[INFO] [stdout] test tests::error_formatter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stackdriver_logger
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - init_with (line 85) ... ok
[INFO] [stdout] test src/lib.rs - init (line 72) ... ok
[INFO] [stdout] test src/lib.rs - init_with (line 99) ... ok
[INFO] [stdout] test src/macros.rs - init_with_cargo (line 19) ... ok
[INFO] [stdout] test src/macros.rs - init_with_cargo (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c801ff93594936df0da9cebd1d53297aaac450dbbcd9d5e873786414978d6d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c801ff93594936df0da9cebd1d53297aaac450dbbcd9d5e873786414978d6d0b", kill_on_drop: false }`
[INFO] [stdout] c801ff93594936df0da9cebd1d53297aaac450dbbcd9d5e873786414978d6d0b