[INFO] fetching crate rust-tools 0.3.1...
[INFO] testing rust-tools-0.3.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rust-tools 0.3.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rust-tools 0.3.1 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 rust-tools 0.3.1
[INFO] finished tweaking crates.io crate rust-tools 0.3.1
[INFO] tweaked toml for crates.io crate rust-tools 0.3.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate rust-tools 0.3.1 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-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] 2c37e4fd53d82f4e2424200ad38eb4685e7d29a4084986bb9f4f3a15444bac58
[INFO] running `Command { std: "docker" "start" "-a" "2c37e4fd53d82f4e2424200ad38eb4685e7d29a4084986bb9f4f3a15444bac58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c37e4fd53d82f4e2424200ad38eb4685e7d29a4084986bb9f4f3a15444bac58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c37e4fd53d82f4e2424200ad38eb4685e7d29a4084986bb9f4f3a15444bac58", kill_on_drop: false }`
[INFO] [stdout] 2c37e4fd53d82f4e2424200ad38eb4685e7d29a4084986bb9f4f3a15444bac58
[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] 9ba983b70d6a7d246022081f61c6449c93174db0cbcca542b2609724b52ae6a0
[INFO] running `Command { std: "docker" "start" "-a" "9ba983b70d6a7d246022081f61c6449c93174db0cbcca542b2609724b52ae6a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tools v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `InvalidConfigurationFile`
[INFO] [stdout]  --> src/error.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 |   InvalidConfigurationFile,
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "9ba983b70d6a7d246022081f61c6449c93174db0cbcca542b2609724b52ae6a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ba983b70d6a7d246022081f61c6449c93174db0cbcca542b2609724b52ae6a0", kill_on_drop: false }`
[INFO] [stdout] 9ba983b70d6a7d246022081f61c6449c93174db0cbcca542b2609724b52ae6a0
[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] 1ef4086a7259ca4db5b072ec8af6ba9edc2f40687cb9bceaedce944ba0a0b482
[INFO] running `Command { std: "docker" "start" "-a" "1ef4086a7259ca4db5b072ec8af6ba9edc2f40687cb9bceaedce944ba0a0b482", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tools v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `InvalidConfigurationFile`
[INFO] [stdout]  --> src/error.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 |   InvalidConfigurationFile,
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "1ef4086a7259ca4db5b072ec8af6ba9edc2f40687cb9bceaedce944ba0a0b482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ef4086a7259ca4db5b072ec8af6ba9edc2f40687cb9bceaedce944ba0a0b482", kill_on_drop: false }`
[INFO] [stdout] 1ef4086a7259ca4db5b072ec8af6ba9edc2f40687cb9bceaedce944ba0a0b482
[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] a244e30647292f298525f245e25124e3f63f9d850c0132f7f5fb017d16eb7c12
[INFO] running `Command { std: "docker" "start" "-a" "a244e30647292f298525f245e25124e3f63f9d850c0132f7f5fb017d16eb7c12", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `InvalidConfigurationFile`
[INFO] [stderr]  --> src/error.rs:6:3
[INFO] [stderr]   |
[INFO] [stderr] 6 |   InvalidConfigurationFile,
[INFO] [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-tools` (bin "rust-tools" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_tools-6f68387f87252d57)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test parse_cfg::tests::parsed_configuration_has_correct_params ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a244e30647292f298525f245e25124e3f63f9d850c0132f7f5fb017d16eb7c12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a244e30647292f298525f245e25124e3f63f9d850c0132f7f5fb017d16eb7c12", kill_on_drop: false }`
[INFO] [stdout] a244e30647292f298525f245e25124e3f63f9d850c0132f7f5fb017d16eb7c12