[INFO] fetching crate configuer 0.1.12...
[INFO] testing configuer-0.1.12 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate configuer 0.1.12 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate configuer 0.1.12 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate configuer 0.1.12
[INFO] finished tweaking crates.io crate configuer 0.1.12
[INFO] tweaked toml for crates.io crate configuer 0.1.12 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate configuer 0.1.12 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0693e2363e72b41054af712a754e793d3efc0e8753482c790efd78d3e5d167f4
[INFO] running `Command { std: "docker" "start" "-a" "0693e2363e72b41054af712a754e793d3efc0e8753482c790efd78d3e5d167f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0693e2363e72b41054af712a754e793d3efc0e8753482c790efd78d3e5d167f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0693e2363e72b41054af712a754e793d3efc0e8753482c790efd78d3e5d167f4", kill_on_drop: false }`
[INFO] [stdout] 0693e2363e72b41054af712a754e793d3efc0e8753482c790efd78d3e5d167f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ec13c359b533309b91a8b3a70f24934b77f9912bb42059a0690efa90f4ad40e
[INFO] running `Command { std: "docker" "start" "-a" "7ec13c359b533309b91a8b3a70f24934b77f9912bb42059a0690efa90f4ad40e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling configuer v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.72s
[INFO] running `Command { std: "docker" "inspect" "7ec13c359b533309b91a8b3a70f24934b77f9912bb42059a0690efa90f4ad40e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec13c359b533309b91a8b3a70f24934b77f9912bb42059a0690efa90f4ad40e", kill_on_drop: false }`
[INFO] [stdout] 7ec13c359b533309b91a8b3a70f24934b77f9912bb42059a0690efa90f4ad40e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ace6e1dab2dfd511e6725725d410cc716a00a4fb232e8194ec6e130ea252599a
[INFO] running `Command { std: "docker" "start" "-a" "ace6e1dab2dfd511e6725725d410cc716a00a4fb232e8194ec6e130ea252599a", kill_on_drop: false }`
[INFO] [stderr]    Compiling configuer v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "ace6e1dab2dfd511e6725725d410cc716a00a4fb232e8194ec6e130ea252599a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ace6e1dab2dfd511e6725725d410cc716a00a4fb232e8194ec6e130ea252599a", kill_on_drop: false }`
[INFO] [stdout] ace6e1dab2dfd511e6725725d410cc716a00a4fb232e8194ec6e130ea252599a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d51908d2445dbe105023ecb03a12b440538b24e3b63b29f7a7866ebd68311d4c
[INFO] running `Command { std: "docker" "start" "-a" "d51908d2445dbe105023ecb03a12b440538b24e3b63b29f7a7866ebd68311d4c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/configuer-e92e2a022b2c1d4d)
[INFO] [stdout] test tests::saving_and_reading_works_between_sessions ... ok
[INFO] [stdout] test tests::default_value_works - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests configuer
[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" "d51908d2445dbe105023ecb03a12b440538b24e3b63b29f7a7866ebd68311d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d51908d2445dbe105023ecb03a12b440538b24e3b63b29f7a7866ebd68311d4c", kill_on_drop: false }`
[INFO] [stdout] d51908d2445dbe105023ecb03a12b440538b24e3b63b29f7a7866ebd68311d4c