[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] testing Udragg/c4_display against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[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 d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.8)
[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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f38ac13241eb2758ac0a8485bc4dff39cc21acf6dbfd22553da14ede55e32db8
[INFO] running `Command { std: "docker" "start" "-a" "f38ac13241eb2758ac0a8485bc4dff39cc21acf6dbfd22553da14ede55e32db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f38ac13241eb2758ac0a8485bc4dff39cc21acf6dbfd22553da14ede55e32db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f38ac13241eb2758ac0a8485bc4dff39cc21acf6dbfd22553da14ede55e32db8", kill_on_drop: false }`
[INFO] [stdout] f38ac13241eb2758ac0a8485bc4dff39cc21acf6dbfd22553da14ede55e32db8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c56ef31e97c1653818f408aca5697ef6839be6a31314be63c98ffd6c0f3e37b6
[INFO] running `Command { std: "docker" "start" "-a" "c56ef31e97c1653818f408aca5697ef6839be6a31314be63c98ffd6c0f3e37b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling regex-syntax v0.8.7
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rppal v0.13.1
[INFO] [stderr]    Compiling regex-automata v0.4.12
[INFO] [stderr]    Compiling regex v1.12.1
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.45s
[INFO] running `Command { std: "docker" "inspect" "c56ef31e97c1653818f408aca5697ef6839be6a31314be63c98ffd6c0f3e37b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56ef31e97c1653818f408aca5697ef6839be6a31314be63c98ffd6c0f3e37b6", kill_on_drop: false }`
[INFO] [stdout] c56ef31e97c1653818f408aca5697ef6839be6a31314be63c98ffd6c0f3e37b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fc5601f6b473d12563244b25a863a76b23950302d485707382409f9f6f4322e
[INFO] running `Command { std: "docker" "start" "-a" "0fc5601f6b473d12563244b25a863a76b23950302d485707382409f9f6f4322e", kill_on_drop: false }`
[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]    Compiling 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "0fc5601f6b473d12563244b25a863a76b23950302d485707382409f9f6f4322e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fc5601f6b473d12563244b25a863a76b23950302d485707382409f9f6f4322e", kill_on_drop: false }`
[INFO] [stdout] 0fc5601f6b473d12563244b25a863a76b23950302d485707382409f9f6f4322e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7f9cf10bc4b7bc33109d91e66efd8ecbb77477e79159c9ff58b12447e9d0837
[INFO] running `Command { std: "docker" "start" "-a" "c7f9cf10bc4b7bc33109d91e66efd8ecbb77477e79159c9ff58b12447e9d0837", kill_on_drop: false }`
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout] 
[INFO] [stderr]    --> src/display/display_interface.rs:235:16
[INFO] [stdout] running 12 tests
[INFO] [stderr]     |
[INFO] [stderr] 235 |         self.id.clone()
[INFO] [stderr]     |                ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = 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] [stderr]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `c4_display` (lib) generated 1 warning (run `cargo fix --lib -p c4_display` to apply 1 suggestion)
[INFO] [stderr] warning: `c4_display` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/c4_display-7cb3ebd740572ef6)
[INFO] [stdout] test display::dec::test_add_sub::add_1 ... ok
[INFO] [stdout] test display::dec::test_add_sub::add_10_double_overflow ... ok
[INFO] [stdout] test display::dec::test_add_sub::add_1_overflow ... ok
[INFO] [stdout] test display::dec::test_add_sub::sub_1 ... ok
[INFO] [stdout] test display::dec::test_add_sub::sub_10_double_underflow ... ok
[INFO] [stdout] test display::dec::test_add_sub::sub_1_underflow ... ok
[INFO] [stdout] test display::dec::test_add_sub::sub_10_loopback ... ok
[INFO] [stdout] test display::dec::test_add_sub::sub_3_underflow ... ok
[INFO] [stdout] test display::dec::test_add_sub::add_3_overflow ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/c4_display-ad1d8c54a106417c)
[INFO] [stdout] test display::dec::test_add_sub::add_3 ... ok
[INFO] [stderr]    Doc-tests c4_display
[INFO] [stdout] test display::dec::test_add_sub::sub_3 ... ok
[INFO] [stdout] test display::dec::test_add_sub::add_10_loopback ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/display/display_interface.rs - display::display_interface::DisplayInterface<'d,Stopped,W,H>::new (line 30) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/display/display_interface.rs - display::display_interface::DisplayInterface<'d,Stopped,W,H>::new (line 30) stdout ----
[INFO] [stdout] error: expected item, found keyword `let`
[INFO] [stdout]  --> src/display/display_interface.rs:32:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | let pin_config = PinConfig {
[INFO] [stdout]   | ^^^
[INFO] [stdout]   | |
[INFO] [stdout]   | `let` cannot be used for global variables
[INFO] [stdout]   | help: consider using `static` or `const` instead of `let`
[INFO] [stdout]   |
[INFO] [stdout]   = note: for a full list of items that can appear in modules, see <https://doc.rust-lang.org/reference/items.html>
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/display/display_interface.rs - display::display_interface::DisplayInterface<'d,Stopped,W,H>::new (line 30)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c7f9cf10bc4b7bc33109d91e66efd8ecbb77477e79159c9ff58b12447e9d0837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7f9cf10bc4b7bc33109d91e66efd8ecbb77477e79159c9ff58b12447e9d0837", kill_on_drop: false }`
[INFO] [stdout] c7f9cf10bc4b7bc33109d91e66efd8ecbb77477e79159c9ff58b12447e9d0837
