[INFO] fetching crate cloc 0.6.2...
[INFO] testing cloc-0.6.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate cloc 0.6.2 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate cloc 0.6.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cloc 0.6.2
[INFO] finished tweaking crates.io crate cloc 0.6.2
[INFO] tweaked toml for crates.io crate cloc 0.6.2 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate crates.io crate cloc 0.6.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.23
[INFO] [stderr]   Downloaded structopt v0.3.18
[INFO] [stderr]   Downloaded structopt-derive v0.4.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ed21876777f13e76dec92f73c8963b778f62e2146ec7661d3f1a78b2cb0210d
[INFO] running `Command { std: "docker" "start" "-a" "6ed21876777f13e76dec92f73c8963b778f62e2146ec7661d3f1a78b2cb0210d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ed21876777f13e76dec92f73c8963b778f62e2146ec7661d3f1a78b2cb0210d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ed21876777f13e76dec92f73c8963b778f62e2146ec7661d3f1a78b2cb0210d", kill_on_drop: false }`
[INFO] [stdout] 6ed21876777f13e76dec92f73c8963b778f62e2146ec7661d3f1a78b2cb0210d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0cb807ab38b029ade785a6dd04cf565e082c0fa62676c4b3893f1bc41bd4484
[INFO] running `Command { std: "docker" "start" "-a" "c0cb807ab38b029ade785a6dd04cf565e082c0fa62676c4b3893f1bc41bd4484", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.11
[INFO] [stderr]    Compiling structopt v0.3.18
[INFO] [stderr]    Compiling cloc v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `file_ext`
[INFO] [stdout]    --> src/calculator.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     file_ext: Vec<&'static str>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Info` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/calculator.rs:132:10
[INFO] [stdout]     |
[INFO] [stdout] 132 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.91s
[INFO] running `Command { std: "docker" "inspect" "c0cb807ab38b029ade785a6dd04cf565e082c0fa62676c4b3893f1bc41bd4484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0cb807ab38b029ade785a6dd04cf565e082c0fa62676c4b3893f1bc41bd4484", kill_on_drop: false }`
[INFO] [stdout] c0cb807ab38b029ade785a6dd04cf565e082c0fa62676c4b3893f1bc41bd4484
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50d92e6b6c6c1a9cec062d58ceff7b4ebc716e374683270a70f47f2a7ad9c111
[INFO] running `Command { std: "docker" "start" "-a" "50d92e6b6c6c1a9cec062d58ceff7b4ebc716e374683270a70f47f2a7ad9c111", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cloc v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `file_ext`
[INFO] [stdout]    --> src/calculator.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     file_ext: Vec<&'static str>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Info` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/calculator.rs:132:10
[INFO] [stdout]     |
[INFO] [stdout] 132 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "50d92e6b6c6c1a9cec062d58ceff7b4ebc716e374683270a70f47f2a7ad9c111", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d92e6b6c6c1a9cec062d58ceff7b4ebc716e374683270a70f47f2a7ad9c111", kill_on_drop: false }`
[INFO] [stdout] 50d92e6b6c6c1a9cec062d58ceff7b4ebc716e374683270a70f47f2a7ad9c111
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d383aba2960a9ddbde3bdfc24115c5a0230f6c7a261d690c2b953c85bea9143
[INFO] running `Command { std: "docker" "start" "-a" "9d383aba2960a9ddbde3bdfc24115c5a0230f6c7a261d690c2b953c85bea9143", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `file_ext`
[INFO] [stderr]    --> src/calculator.rs:135:5
[INFO] [stderr]     |
[INFO] [stderr] 135 |     file_ext: Vec<&'static str>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Info` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/calculator.rs:132:10
[INFO] [stderr]     |
[INFO] [stderr] 132 | #[derive(Debug)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `cloc` (bin "cloc" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.71s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cloc-9a55e315ad522800)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test util::tests::test_compare ... 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" "9d383aba2960a9ddbde3bdfc24115c5a0230f6c7a261d690c2b953c85bea9143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d383aba2960a9ddbde3bdfc24115c5a0230f6c7a261d690c2b953c85bea9143", kill_on_drop: false }`
[INFO] [stdout] 9d383aba2960a9ddbde3bdfc24115c5a0230f6c7a261d690c2b953c85bea9143