[INFO] fetching crate rust-tools 0.3.1...
[INFO] testing rust-tools-0.3.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate rust-tools 0.3.1 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate rust-tools 0.3.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-29/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f09ca66655fbc86805acaa4569cf83157b26ec616a546cd5a07afb75e44e3c7
[INFO] running `Command { std: "docker" "start" "-a" "2f09ca66655fbc86805acaa4569cf83157b26ec616a546cd5a07afb75e44e3c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f09ca66655fbc86805acaa4569cf83157b26ec616a546cd5a07afb75e44e3c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f09ca66655fbc86805acaa4569cf83157b26ec616a546cd5a07afb75e44e3c7", kill_on_drop: false }`
[INFO] [stdout] 2f09ca66655fbc86805acaa4569cf83157b26ec616a546cd5a07afb75e44e3c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e76bac86bafcecac5b067c54c2184333516b1dfd7ce9c43987f5694b5b71416
[INFO] running `Command { std: "docker" "start" "-a" "9e76bac86bafcecac5b067c54c2184333516b1dfd7ce9c43987f5694b5b71416", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 7.41s
[INFO] running `Command { std: "docker" "inspect" "9e76bac86bafcecac5b067c54c2184333516b1dfd7ce9c43987f5694b5b71416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e76bac86bafcecac5b067c54c2184333516b1dfd7ce9c43987f5694b5b71416", kill_on_drop: false }`
[INFO] [stdout] 9e76bac86bafcecac5b067c54c2184333516b1dfd7ce9c43987f5694b5b71416
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6f222f175b43435eb8f49bead4df7f8943313c61a1b3c4650b8c91e074eba47
[INFO] running `Command { std: "docker" "start" "-a" "c6f222f175b43435eb8f49bead4df7f8943313c61a1b3c4650b8c91e074eba47", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 1.32s
[INFO] running `Command { std: "docker" "inspect" "c6f222f175b43435eb8f49bead4df7f8943313c61a1b3c4650b8c91e074eba47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f222f175b43435eb8f49bead4df7f8943313c61a1b3c4650b8c91e074eba47", kill_on_drop: false }`
[INFO] [stdout] c6f222f175b43435eb8f49bead4df7f8943313c61a1b3c4650b8c91e074eba47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 877bed95a01c7c102415bfe60a832e6bc4a17d24eb88e2df22a12e632a77a5a9
[INFO] running `Command { std: "docker" "start" "-a" "877bed95a01c7c102415bfe60a832e6bc4a17d24eb88e2df22a12e632a77a5a9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.30s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_tools-28aff67fb2bfcbc2)
[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 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "877bed95a01c7c102415bfe60a832e6bc4a17d24eb88e2df22a12e632a77a5a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "877bed95a01c7c102415bfe60a832e6bc4a17d24eb88e2df22a12e632a77a5a9", kill_on_drop: false }`
[INFO] [stdout] 877bed95a01c7c102415bfe60a832e6bc4a17d24eb88e2df22a12e632a77a5a9