[INFO] fetching crate batbox-derive 0.7.0-alpha.1...
[INFO] testing batbox-derive-0.7.0-alpha.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate batbox-derive 0.7.0-alpha.1 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate batbox-derive 0.7.0-alpha.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 batbox-derive 0.7.0-alpha.1
[INFO] finished tweaking crates.io crate batbox-derive 0.7.0-alpha.1
[INFO] tweaked toml for crates.io crate batbox-derive 0.7.0-alpha.1 written to /workspace/builds/worker-52/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-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 38af9031312d0b04eebdab62f7c69ed9cda39c248e65c70f77c832fbedf362dd
[INFO] running `Command { std: "docker" "start" "-a" "38af9031312d0b04eebdab62f7c69ed9cda39c248e65c70f77c832fbedf362dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38af9031312d0b04eebdab62f7c69ed9cda39c248e65c70f77c832fbedf362dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38af9031312d0b04eebdab62f7c69ed9cda39c248e65c70f77c832fbedf362dd", kill_on_drop: false }`
[INFO] [stdout] 38af9031312d0b04eebdab62f7c69ed9cda39c248e65c70f77c832fbedf362dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 01097c319e325e192dbe425299902df0ed483404e7bd1d6d9c238efbb1d43d0c
[INFO] running `Command { std: "docker" "start" "-a" "01097c319e325e192dbe425299902df0ed483404e7bd1d6d9c238efbb1d43d0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling batbox-derive v0.7.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.75s
[INFO] running `Command { std: "docker" "inspect" "01097c319e325e192dbe425299902df0ed483404e7bd1d6d9c238efbb1d43d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01097c319e325e192dbe425299902df0ed483404e7bd1d6d9c238efbb1d43d0c", kill_on_drop: false }`
[INFO] [stdout] 01097c319e325e192dbe425299902df0ed483404e7bd1d6d9c238efbb1d43d0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 4bd88721fd2ac88cddabfdbb6050c567b9f5bfe4c4a2936585886cb9785e2c0a
[INFO] running `Command { std: "docker" "start" "-a" "4bd88721fd2ac88cddabfdbb6050c567b9f5bfe4c4a2936585886cb9785e2c0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling batbox-derive v0.7.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "4bd88721fd2ac88cddabfdbb6050c567b9f5bfe4c4a2936585886cb9785e2c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd88721fd2ac88cddabfdbb6050c567b9f5bfe4c4a2936585886cb9785e2c0a", kill_on_drop: false }`
[INFO] [stdout] 4bd88721fd2ac88cddabfdbb6050c567b9f5bfe4c4a2936585886cb9785e2c0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 20b4370fe0552520908ed869d13bf63a23377b214856d04ab36eac50cf189bf6
[INFO] running `Command { std: "docker" "start" "-a" "20b4370fe0552520908ed869d13bf63a23377b214856d04ab36eac50cf189bf6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/batbox_derive-7cbef012b73eaca5)
[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 batbox-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" "20b4370fe0552520908ed869d13bf63a23377b214856d04ab36eac50cf189bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b4370fe0552520908ed869d13bf63a23377b214856d04ab36eac50cf189bf6", kill_on_drop: false }`
[INFO] [stdout] 20b4370fe0552520908ed869d13bf63a23377b214856d04ab36eac50cf189bf6