[INFO] cloning repository https://github.com/chattes/time_keeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chattes/time_keeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchattes%2Ftime_keeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchattes%2Ftime_keeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1cb65596ed4c98fd3fba7b7f4459549d5638f770
[INFO] checking chattes/time_keeper against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchattes%2Ftime_keeper" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chattes/time_keeper on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chattes/time_keeper
[INFO] finished tweaking git repo https://github.com/chattes/time_keeper
[INFO] tweaked toml for git repo https://github.com/chattes/time_keeper written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/chattes/time_keeper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ac0923c91ef12f0329aad6661ff466822321f361608cbea67c95451f2b0a2ef
[INFO] running `Command { std: "docker" "start" "-a" "0ac0923c91ef12f0329aad6661ff466822321f361608cbea67c95451f2b0a2ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ac0923c91ef12f0329aad6661ff466822321f361608cbea67c95451f2b0a2ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ac0923c91ef12f0329aad6661ff466822321f361608cbea67c95451f2b0a2ef", kill_on_drop: false }`
[INFO] [stdout] 0ac0923c91ef12f0329aad6661ff466822321f361608cbea67c95451f2b0a2ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4535d9a9b14ab59551fd87ee5054cad016e45b3ed4d9984629b82bee605e0a78
[INFO] running `Command { std: "docker" "start" "-a" "4535d9a9b14ab59551fd87ee5054cad016e45b3ed4d9984629b82bee605e0a78", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking notify v4.0.14
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]     Checking watchexec v1.12.0
[INFO] [stderr]     Checking cargo-watch v7.3.0
[INFO] [stderr]     Checking time_keeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/main.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 | /             ((
[INFO] [stdout] 63 | |                 String::from("create"),
[INFO] [stdout] 64 | |                 Some(CreateTask {
[INFO] [stdout] 65 | |                     project_name: create_matches.value_of("name").unwrap().to_string(),
[INFO] [stdout] 66 | |                     task_name: String::from("default1"),
[INFO] [stdout] 67 | |                 }),
[INFO] [stdout] 68 | |             ))
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 62 |             (
[INFO] [stdout] 63 |                 String::from("create"),
[INFO] [stdout] 64 |                 Some(CreateTask {
[INFO] [stdout] 65 |                     project_name: create_matches.value_of("name").unwrap().to_string(),
[INFO] [stdout] 66 |                     task_name: String::from("default1"),
[INFO] [stdout] 67 |                 }),
[INFO] [stdout]  ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/main.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 | /             ((
[INFO] [stdout] 63 | |                 String::from("create"),
[INFO] [stdout] 64 | |                 Some(CreateTask {
[INFO] [stdout] 65 | |                     project_name: create_matches.value_of("name").unwrap().to_string(),
[INFO] [stdout] 66 | |                     task_name: String::from("default1"),
[INFO] [stdout] 67 | |                 }),
[INFO] [stdout] 68 | |             ))
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 62 |             (
[INFO] [stdout] 63 |                 String::from("create"),
[INFO] [stdout] 64 |                 Some(CreateTask {
[INFO] [stdout] 65 |                     project_name: create_matches.value_of("name").unwrap().to_string(),
[INFO] [stdout] 66 |                     task_name: String::from("default1"),
[INFO] [stdout] 67 |                 }),
[INFO] [stdout]  ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/main.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let (action, value) = parse_input(&arguments);
[INFO] [stdout]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `show_matches`
[INFO] [stdout]   --> src/main.rs:60:23
[INFO] [stdout]    |
[INFO] [stdout] 60 |         ("show", Some(show_matches)) => (String::from("show"), None),
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_show_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/main.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let (action, value) = parse_input(&arguments);
[INFO] [stdout]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `show_matches`
[INFO] [stdout]   --> src/main.rs:60:23
[INFO] [stdout]    |
[INFO] [stdout] 60 |         ("show", Some(show_matches)) => (String::from("show"), None),
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_show_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.37s
[INFO] running `Command { std: "docker" "inspect" "4535d9a9b14ab59551fd87ee5054cad016e45b3ed4d9984629b82bee605e0a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4535d9a9b14ab59551fd87ee5054cad016e45b3ed4d9984629b82bee605e0a78", kill_on_drop: false }`
[INFO] [stdout] 4535d9a9b14ab59551fd87ee5054cad016e45b3ed4d9984629b82bee605e0a78