[INFO] cloning repository https://github.com/eggmund/linecounter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eggmund/linecounter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feggmund%2Flinecounter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feggmund%2Flinecounter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b95d8564fe78c03916748a0c86bf993e7643b13c
[INFO] testing eggmund/linecounter against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feggmund%2Flinecounter" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eggmund/linecounter 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 git repo https://github.com/eggmund/linecounter
[INFO] finished tweaking git repo https://github.com/eggmund/linecounter
[INFO] tweaked toml for git repo https://github.com/eggmund/linecounter written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/eggmund/linecounter 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 7b20786d8e5322c6a780808f94012c09dd0cf860bc9b2742f8075cc67aa959b3
[INFO] running `Command { std: "docker" "start" "-a" "7b20786d8e5322c6a780808f94012c09dd0cf860bc9b2742f8075cc67aa959b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b20786d8e5322c6a780808f94012c09dd0cf860bc9b2742f8075cc67aa959b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b20786d8e5322c6a780808f94012c09dd0cf860bc9b2742f8075cc67aa959b3", kill_on_drop: false }`
[INFO] [stdout] 7b20786d8e5322c6a780808f94012c09dd0cf860bc9b2742f8075cc67aa959b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 78e988cfcabe0ae9a4efb9e9e835f9a5113a1d9c1b8834b162ec1565c1e5a6d2
[INFO] running `Command { std: "docker" "start" "-a" "78e988cfcabe0ae9a4efb9e9e835f9a5113a1d9c1b8834b162ec1565c1e5a6d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling linecount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/counter.rs:72:99
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     eprintln!("linecounter: read error with file: {}: {}", file_path.display(), e.description());
[INFO] [stdout]    |                                                                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 16.58s
[INFO] running `Command { std: "docker" "inspect" "78e988cfcabe0ae9a4efb9e9e835f9a5113a1d9c1b8834b162ec1565c1e5a6d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78e988cfcabe0ae9a4efb9e9e835f9a5113a1d9c1b8834b162ec1565c1e5a6d2", kill_on_drop: false }`
[INFO] [stdout] 78e988cfcabe0ae9a4efb9e9e835f9a5113a1d9c1b8834b162ec1565c1e5a6d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] f7a7e59e40d6f64b62a30a0331de7b12058a225a01d5024eafeef667a7b52a77
[INFO] running `Command { std: "docker" "start" "-a" "f7a7e59e40d6f64b62a30a0331de7b12058a225a01d5024eafeef667a7b52a77", kill_on_drop: false }`
[INFO] [stderr]    Compiling linecount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/counter.rs:72:99
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     eprintln!("linecounter: read error with file: {}: {}", file_path.display(), e.description());
[INFO] [stdout]    |                                                                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 1.01s
[INFO] running `Command { std: "docker" "inspect" "f7a7e59e40d6f64b62a30a0331de7b12058a225a01d5024eafeef667a7b52a77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a7e59e40d6f64b62a30a0331de7b12058a225a01d5024eafeef667a7b52a77", kill_on_drop: false }`
[INFO] [stdout] f7a7e59e40d6f64b62a30a0331de7b12058a225a01d5024eafeef667a7b52a77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c8b0fe823cb20adc1f706fe3af172f0512c3a84a6400a863ddb4880da2f45c4e
[INFO] running `Command { std: "docker" "start" "-a" "c8b0fe823cb20adc1f706fe3af172f0512c3a84a6400a863ddb4880da2f45c4e", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/counter.rs:72:99
[INFO] [stderr]    |
[INFO] [stderr] 72 |                     eprintln!("linecounter: read error with file: {}: {}", file_path.display(), e.description());
[INFO] [stderr]    |                                                                                                   ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `linecount` (bin "linecount" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linecount-634cf676e2ca1030)
[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" "c8b0fe823cb20adc1f706fe3af172f0512c3a84a6400a863ddb4880da2f45c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8b0fe823cb20adc1f706fe3af172f0512c3a84a6400a863ddb4880da2f45c4e", kill_on_drop: false }`
[INFO] [stdout] c8b0fe823cb20adc1f706fe3af172f0512c3a84a6400a863ddb4880da2f45c4e