[INFO] fetching crate serdebug_derive 1.0.0...
[INFO] testing serdebug_derive-1.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate serdebug_derive 1.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate serdebug_derive 1.0.0 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 serdebug_derive 1.0.0
[INFO] finished tweaking crates.io crate serdebug_derive 1.0.0
[INFO] tweaked toml for crates.io crate serdebug_derive 1.0.0 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] 27d0f2c37c67b27722f801b2de9ca777798020ebb2fb905799995f988aece989
[INFO] running `Command { std: "docker" "start" "-a" "27d0f2c37c67b27722f801b2de9ca777798020ebb2fb905799995f988aece989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27d0f2c37c67b27722f801b2de9ca777798020ebb2fb905799995f988aece989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27d0f2c37c67b27722f801b2de9ca777798020ebb2fb905799995f988aece989", kill_on_drop: false }`
[INFO] [stdout] 27d0f2c37c67b27722f801b2de9ca777798020ebb2fb905799995f988aece989
[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] 6cdaeb63d5cd10d54b431e0676eab3b3afb0229defcad6c162a1b7b3ba990053
[INFO] running `Command { std: "docker" "start" "-a" "6cdaeb63d5cd10d54b431e0676eab3b3afb0229defcad6c162a1b7b3ba990053", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling serdebug_derive v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.36s
[INFO] running `Command { std: "docker" "inspect" "6cdaeb63d5cd10d54b431e0676eab3b3afb0229defcad6c162a1b7b3ba990053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cdaeb63d5cd10d54b431e0676eab3b3afb0229defcad6c162a1b7b3ba990053", kill_on_drop: false }`
[INFO] [stdout] 6cdaeb63d5cd10d54b431e0676eab3b3afb0229defcad6c162a1b7b3ba990053
[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] de4e0f84562eba63daa0ecd51e9a604999bff13bac43c75814e875c5d65afcf5
[INFO] running `Command { std: "docker" "start" "-a" "de4e0f84562eba63daa0ecd51e9a604999bff13bac43c75814e875c5d65afcf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serdebug_derive v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "de4e0f84562eba63daa0ecd51e9a604999bff13bac43c75814e875c5d65afcf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de4e0f84562eba63daa0ecd51e9a604999bff13bac43c75814e875c5d65afcf5", kill_on_drop: false }`
[INFO] [stdout] de4e0f84562eba63daa0ecd51e9a604999bff13bac43c75814e875c5d65afcf5
[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] ea292243aad29d5306a6765828e31146f42838aca7e7c36ec473fb6c9706e858
[INFO] running `Command { std: "docker" "start" "-a" "ea292243aad29d5306a6765828e31146f42838aca7e7c36ec473fb6c9706e858", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serdebug_derive-875c7e5e464d1c15)
[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 serdebug_derive
[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] running `Command { std: "docker" "inspect" "ea292243aad29d5306a6765828e31146f42838aca7e7c36ec473fb6c9706e858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea292243aad29d5306a6765828e31146f42838aca7e7c36ec473fb6c9706e858", kill_on_drop: false }`
[INFO] [stdout] ea292243aad29d5306a6765828e31146f42838aca7e7c36ec473fb6c9706e858