[INFO] cloning repository https://github.com/Udragg/c4_display
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Udragg/c4_display" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUdragg%2Fc4_display", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUdragg%2Fc4_display'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b148706c380165fc0e9309d83d4365c2a2a14d7
[INFO] checking Udragg/c4_display against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUdragg%2Fc4_display" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Udragg/c4_display
[INFO] finished tweaking git repo https://github.com/Udragg/c4_display
[INFO] tweaked toml for git repo https://github.com/Udragg/c4_display written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Udragg/c4_display on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to highest compatible versions
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.11)
[INFO] [stderr]       Adding rppal v0.13.1 (available: v0.22.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `c4_display` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../c4_display
[INFO] [stderr]    |                                                  ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `c4-display`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 - name = "c4_display"
[INFO] [stderr] 13 + name = "c4-display"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `c4-display`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:14:19
[INFO] [stderr]    |
[INFO] [stderr] 14 ~ version = "0.1.0"
[INFO] [stderr] 15 + [[bin]]
[INFO] [stderr] 16 + name = "c4-display"
[INFO] [stderr] 17 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `c4_display` (manifest) generated 1 warning
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rppal v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 84ce5d0866fa71d6ece8e208ebdd41335613541aa485a22e9cbfbe5cc96cb3ea
[INFO] running `Command { std: "docker" "start" "84ce5d0866fa71d6ece8e208ebdd41335613541aa485a22e9cbfbe5cc96cb3ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84ce5d0866fa71d6ece8e208ebdd41335613541aa485a22e9cbfbe5cc96cb3ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "84ce5d0866fa71d6ece8e208ebdd41335613541aa485a22e9cbfbe5cc96cb3ea" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84ce5d0866fa71d6ece8e208ebdd41335613541aa485a22e9cbfbe5cc96cb3ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "84ce5d0866fa71d6ece8e208ebdd41335613541aa485a22e9cbfbe5cc96cb3ea" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `c4_display` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../c4_display
[INFO] [stderr]    |                          ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `c4-display`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 - name = "c4_display"
[INFO] [stderr] 13 + name = "c4-display"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `c4-display`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:14:19
[INFO] [stderr]    |
[INFO] [stderr] 14 ~ version = "0.1.0"
[INFO] [stderr] 15 + [[bin]]
[INFO] [stderr] 16 + name = "c4-display"
[INFO] [stderr] 17 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `c4_display` (manifest) generated 1 warning
[INFO] [stderr]     Checking humantime v2.4.0
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rppal v0.13.1
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking c4_display v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/display/display_interface.rs:235:16
[INFO] [stdout]     |
[INFO] [stdout] 235 |         self.id.clone()
[INFO] [stdout]     |                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/display/display_interface.rs:235:16
[INFO] [stdout]     |
[INFO] [stdout] 235 |         self.id.clone()
[INFO] [stdout]     |                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.95s
[INFO] running `Command { std: "docker" "inspect" "84ce5d0866fa71d6ece8e208ebdd41335613541aa485a22e9cbfbe5cc96cb3ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84ce5d0866fa71d6ece8e208ebdd41335613541aa485a22e9cbfbe5cc96cb3ea", kill_on_drop: false }`
[INFO] [stdout] 84ce5d0866fa71d6ece8e208ebdd41335613541aa485a22e9cbfbe5cc96cb3ea
