[INFO] fetching crate envconfig_derive 0.10.0...
[INFO] testing envconfig_derive-0.10.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate envconfig_derive 0.10.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate envconfig_derive 0.10.0 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 envconfig_derive 0.10.0
[INFO] finished tweaking crates.io crate envconfig_derive 0.10.0
[INFO] tweaked toml for crates.io crate envconfig_derive 0.10.0 written to /workspace/builds/worker-0/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b0fabdf794e7f9dd85acc8748368b431cb47f172110e4fd65fa41ef923900104
[INFO] running `Command { std: "docker" "start" "-a" "b0fabdf794e7f9dd85acc8748368b431cb47f172110e4fd65fa41ef923900104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0fabdf794e7f9dd85acc8748368b431cb47f172110e4fd65fa41ef923900104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0fabdf794e7f9dd85acc8748368b431cb47f172110e4fd65fa41ef923900104", kill_on_drop: false }`
[INFO] [stdout] b0fabdf794e7f9dd85acc8748368b431cb47f172110e4fd65fa41ef923900104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 569abb30ac57f5471f52b45030738d98a4690568b8b65cefd5dc0477b6a649e6
[INFO] running `Command { std: "docker" "start" "-a" "569abb30ac57f5471f52b45030738d98a4690568b8b65cefd5dc0477b6a649e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling envconfig_derive v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "569abb30ac57f5471f52b45030738d98a4690568b8b65cefd5dc0477b6a649e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "569abb30ac57f5471f52b45030738d98a4690568b8b65cefd5dc0477b6a649e6", kill_on_drop: false }`
[INFO] [stdout] 569abb30ac57f5471f52b45030738d98a4690568b8b65cefd5dc0477b6a649e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 3ea74ca01fd791085e5d96d904211f601b7b34cd768665f943985b71711a2e25
[INFO] running `Command { std: "docker" "start" "-a" "3ea74ca01fd791085e5d96d904211f601b7b34cd768665f943985b71711a2e25", kill_on_drop: false }`
[INFO] [stderr]    Compiling envconfig_derive v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "3ea74ca01fd791085e5d96d904211f601b7b34cd768665f943985b71711a2e25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea74ca01fd791085e5d96d904211f601b7b34cd768665f943985b71711a2e25", kill_on_drop: false }`
[INFO] [stdout] 3ea74ca01fd791085e5d96d904211f601b7b34cd768665f943985b71711a2e25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] e43138c0ad0a718852f8291495938e35884a0754db596432564d290dda4449be
[INFO] running `Command { std: "docker" "start" "-a" "e43138c0ad0a718852f8291495938e35884a0754db596432564d290dda4449be", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/envconfig_derive-cb32e1997b505d79)
[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 envconfig_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" "e43138c0ad0a718852f8291495938e35884a0754db596432564d290dda4449be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e43138c0ad0a718852f8291495938e35884a0754db596432564d290dda4449be", kill_on_drop: false }`
[INFO] [stdout] e43138c0ad0a718852f8291495938e35884a0754db596432564d290dda4449be