[INFO] cloning repository https://github.com/SolbiatiAlessandro/rust-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SolbiatiAlessandro/rust-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSolbiatiAlessandro%2Frust-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSolbiatiAlessandro%2Frust-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 59dfa447c3bd07fa7b522b97f7a71ca76b889c9c
[INFO] testing SolbiatiAlessandro/rust-tutorial against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSolbiatiAlessandro%2Frust-tutorial" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SolbiatiAlessandro/rust-tutorial on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SolbiatiAlessandro/rust-tutorial
[INFO] finished tweaking git repo https://github.com/SolbiatiAlessandro/rust-tutorial
[INFO] tweaked toml for git repo https://github.com/SolbiatiAlessandro/rust-tutorial written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/SolbiatiAlessandro/rust-tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ab4e5412463cd9ef98232e98c693ee151c5be1d57967af8b0d6f7c46f4f05db7
[INFO] running `Command { std: "docker" "start" "-a" "ab4e5412463cd9ef98232e98c693ee151c5be1d57967af8b0d6f7c46f4f05db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab4e5412463cd9ef98232e98c693ee151c5be1d57967af8b0d6f7c46f4f05db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab4e5412463cd9ef98232e98c693ee151c5be1d57967af8b0d6f7c46f4f05db7", kill_on_drop: false }`
[INFO] [stdout] ab4e5412463cd9ef98232e98c693ee151c5be1d57967af8b0d6f7c46f4f05db7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eeacf85ce5aeb677e3c5b841fa6e40d737d9249a7680a2250599adafd226a631
[INFO] running `Command { std: "docker" "start" "-a" "eeacf85ce5aeb677e3c5b841fa6e40d737d9249a7680a2250599adafd226a631", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling regex-syntax v0.6.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling regex v1.3.2
[INFO] [stderr]    Compiling console v0.9.1
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling indicatif v0.13.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling exitfailure v0.5.1
[INFO] [stderr]    Compiling grrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let args = Cli::from_args();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pattern`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pattern: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `path`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     path: std::path::PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/progress_bar.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn run() -> i32{
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.39s
[INFO] running `Command { std: "docker" "inspect" "eeacf85ce5aeb677e3c5b841fa6e40d737d9249a7680a2250599adafd226a631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeacf85ce5aeb677e3c5b841fa6e40d737d9249a7680a2250599adafd226a631", kill_on_drop: false }`
[INFO] [stdout] eeacf85ce5aeb677e3c5b841fa6e40d737d9249a7680a2250599adafd226a631
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1b752dd329d3a688423adbdfb4b674fd924f85ea897c1c26436ebd8de5b77d1b
[INFO] running `Command { std: "docker" "start" "-a" "1b752dd329d3a688423adbdfb4b674fd924f85ea897c1c26436ebd8de5b77d1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling grrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let args = Cli::from_args();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pattern`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pattern: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `path`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     path: std::path::PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.50s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/grrs-b68c0480957445ad)
[INFO] running `Command { std: "docker" "inspect" "1b752dd329d3a688423adbdfb4b674fd924f85ea897c1c26436ebd8de5b77d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b752dd329d3a688423adbdfb4b674fd924f85ea897c1c26436ebd8de5b77d1b", kill_on_drop: false }`
[INFO] [stdout] 1b752dd329d3a688423adbdfb4b674fd924f85ea897c1c26436ebd8de5b77d1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3eb327ba61faede2db59391157235646598aa048d70bc0b292e1edf176fd8aa9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3eb327ba61faede2db59391157235646598aa048d70bc0b292e1edf176fd8aa9", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let args = Cli::from_args();
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `pattern`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pattern: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `path`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     path: std::path::PathBuf,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `grrs` (bin "grrs" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/grrs-b68c0480957445ad)
[INFO] [stdout] running 1 test
[INFO] [stdout] test check_43 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3eb327ba61faede2db59391157235646598aa048d70bc0b292e1edf176fd8aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eb327ba61faede2db59391157235646598aa048d70bc0b292e1edf176fd8aa9", kill_on_drop: false }`
[INFO] [stdout] 3eb327ba61faede2db59391157235646598aa048d70bc0b292e1edf176fd8aa9