[INFO] fetching crate structform-derive 0.1.0...
[INFO] testing structform-derive-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate structform-derive 0.1.0 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate structform-derive 0.1.0 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 structform-derive 0.1.0
[INFO] finished tweaking crates.io crate structform-derive 0.1.0
[INFO] tweaked toml for crates.io crate structform-derive 0.1.0 written to /workspace/builds/worker-57/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-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] a2309f35acd517b9459b04e5d420db713431bb54e483bacc913099ff8432ea93
[INFO] running `Command { std: "docker" "start" "-a" "a2309f35acd517b9459b04e5d420db713431bb54e483bacc913099ff8432ea93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2309f35acd517b9459b04e5d420db713431bb54e483bacc913099ff8432ea93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2309f35acd517b9459b04e5d420db713431bb54e483bacc913099ff8432ea93", kill_on_drop: false }`
[INFO] [stdout] a2309f35acd517b9459b04e5d420db713431bb54e483bacc913099ff8432ea93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] 50567ced3ef77947de99f46522ae2788e403fc18bcaefd43a134abb9eb39bd08
[INFO] running `Command { std: "docker" "start" "-a" "50567ced3ef77947de99f46522ae2788e403fc18bcaefd43a134abb9eb39bd08", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling structform-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.59s
[INFO] running `Command { std: "docker" "inspect" "50567ced3ef77947de99f46522ae2788e403fc18bcaefd43a134abb9eb39bd08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50567ced3ef77947de99f46522ae2788e403fc18bcaefd43a134abb9eb39bd08", kill_on_drop: false }`
[INFO] [stdout] 50567ced3ef77947de99f46522ae2788e403fc18bcaefd43a134abb9eb39bd08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] f05951652148dfa0678b3b055650665b284ad24fe721e3076b70e62dea40c4ca
[INFO] running `Command { std: "docker" "start" "-a" "f05951652148dfa0678b3b055650665b284ad24fe721e3076b70e62dea40c4ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling structform-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "f05951652148dfa0678b3b055650665b284ad24fe721e3076b70e62dea40c4ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05951652148dfa0678b3b055650665b284ad24fe721e3076b70e62dea40c4ca", kill_on_drop: false }`
[INFO] [stdout] f05951652148dfa0678b3b055650665b284ad24fe721e3076b70e62dea40c4ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] f5a6acc35f19692a3f7126c451c845266c95360a934517e1377eff3909bde5c3
[INFO] running `Command { std: "docker" "start" "-a" "f5a6acc35f19692a3f7126c451c845266c95360a934517e1377eff3909bde5c3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/structform_derive-16d85cd64bddf41f)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests structform-derive
[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] [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" "f5a6acc35f19692a3f7126c451c845266c95360a934517e1377eff3909bde5c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5a6acc35f19692a3f7126c451c845266c95360a934517e1377eff3909bde5c3", kill_on_drop: false }`
[INFO] [stdout] f5a6acc35f19692a3f7126c451c845266c95360a934517e1377eff3909bde5c3