[INFO] fetching crate configuer 0.1.12...
[INFO] testing configuer-0.1.12 against 1.55.0 for beta-1.56-1
[INFO] extracting crate configuer 0.1.12 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate configuer 0.1.12 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 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-9/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" "+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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] d3eec5d49e6867a5e2c287c53f8b4f13971e758c4b3ac6483227c0867ae1f6fe
[INFO] running `Command { std: "docker" "start" "-a" "d3eec5d49e6867a5e2c287c53f8b4f13971e758c4b3ac6483227c0867ae1f6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3eec5d49e6867a5e2c287c53f8b4f13971e758c4b3ac6483227c0867ae1f6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3eec5d49e6867a5e2c287c53f8b4f13971e758c4b3ac6483227c0867ae1f6fe", kill_on_drop: false }`
[INFO] [stdout] d3eec5d49e6867a5e2c287c53f8b4f13971e758c4b3ac6483227c0867ae1f6fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] a4ea1e1b24e07749b03053c86f5d64a1e8a44077ae290ecf7eb9543029744733
[INFO] running `Command { std: "docker" "start" "-a" "a4ea1e1b24e07749b03053c86f5d64a1e8a44077ae290ecf7eb9543029744733", 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 serde_derive v1.0.123
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling serde v1.0.123
[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 bincode v1.3.1
[INFO] [stderr]    Compiling configuer v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.83s
[INFO] running `Command { std: "docker" "inspect" "a4ea1e1b24e07749b03053c86f5d64a1e8a44077ae290ecf7eb9543029744733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4ea1e1b24e07749b03053c86f5d64a1e8a44077ae290ecf7eb9543029744733", kill_on_drop: false }`
[INFO] [stdout] a4ea1e1b24e07749b03053c86f5d64a1e8a44077ae290ecf7eb9543029744733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 94fe091b681e594c0cf0b2a8701eabb6f26096aed5355ea1d8a94be7e8d57833
[INFO] running `Command { std: "docker" "start" "-a" "94fe091b681e594c0cf0b2a8701eabb6f26096aed5355ea1d8a94be7e8d57833", kill_on_drop: false }`
[INFO] [stderr]    Compiling configuer v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "94fe091b681e594c0cf0b2a8701eabb6f26096aed5355ea1d8a94be7e8d57833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94fe091b681e594c0cf0b2a8701eabb6f26096aed5355ea1d8a94be7e8d57833", kill_on_drop: false }`
[INFO] [stdout] 94fe091b681e594c0cf0b2a8701eabb6f26096aed5355ea1d8a94be7e8d57833
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 39e619c4dc08c4ff12ccad8c1edf08ae3dc25f7affbb088a912a3ce65f508da8
[INFO] running `Command { std: "docker" "start" "-a" "39e619c4dc08c4ff12ccad8c1edf08ae3dc25f7affbb088a912a3ce65f508da8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/configuer-e55a96544d585408)
[INFO] [stdout] test tests::saving_and_reading_works_between_sessions ... ok
[INFO] [stderr]    Doc-tests configuer
[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 0.05s
[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" "39e619c4dc08c4ff12ccad8c1edf08ae3dc25f7affbb088a912a3ce65f508da8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39e619c4dc08c4ff12ccad8c1edf08ae3dc25f7affbb088a912a3ce65f508da8", kill_on_drop: false }`
[INFO] [stdout] 39e619c4dc08c4ff12ccad8c1edf08ae3dc25f7affbb088a912a3ce65f508da8