[INFO] cloning repository https://github.com/Basharkhan7776/rustling
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Basharkhan7776/rustling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBasharkhan7776%2Frustling", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBasharkhan7776%2Frustling'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2ee9ad69a76c3cea28d78cc075dd6580fc4e52f
[INFO] checking Basharkhan7776/rustling against try#54cf65b8d066c082e536455049b95943cf30378f for pr-151920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBasharkhan7776%2Frustling" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Basharkhan7776/rustling
[INFO] finished tweaking git repo https://github.com/Basharkhan7776/rustling
[INFO] tweaked toml for git repo https://github.com/Basharkhan7776/rustling written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Basharkhan7776/rustling on toolchain 54cf65b8d066c082e536455049b95943cf30378f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Basharkhan7776/rustling already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32d783c066b6e5093897dfd886095c24d41c2270544ad4fea94286ccee5a3313
[INFO] running `Command { std: "docker" "start" "-a" "32d783c066b6e5093897dfd886095c24d41c2270544ad4fea94286ccee5a3313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32d783c066b6e5093897dfd886095c24d41c2270544ad4fea94286ccee5a3313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32d783c066b6e5093897dfd886095c24d41c2270544ad4fea94286ccee5a3313", kill_on_drop: false }`
[INFO] [stdout] 32d783c066b6e5093897dfd886095c24d41c2270544ad4fea94286ccee5a3313
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c66c0dae038d2384674d4a97ca2530f0d5573e588314f51630b7e98f04887647
[INFO] running `Command { std: "docker" "start" "-a" "c66c0dae038d2384674d4a97ca2530f0d5573e588314f51630b7e98f04887647", kill_on_drop: false }`
[INFO] [stderr]     Checking exercises v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> exercises/16_lifetimes/lifetimes3.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     author: &str,
[INFO] [stdout]   |             ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ struct Book<'a> {
[INFO] [stdout] 5 ~     author: &'a str,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> exercises/16_lifetimes/lifetimes3.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     title: &str,
[INFO] [stdout]   |            ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ struct Book<'a> {
[INFO] [stdout] 5 |     author: &str,
[INFO] [stdout] 6 ~     title: &'a str,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "lifetimes3") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> exercises/17_tests/tests3.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         assert_eq!(todo!(), 10); // Check width
[INFO] [stdout]    |         ^^^^^^^^^^^-------^^^^^
[INFO] [stdout]    |         |          |
[INFO] [stdout]    |         |          any code following this expression is unreachable
[INFO] [stdout]    |         unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> exercises/17_tests/tests3.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         assert_eq!(todo!(), 10); // Check width
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         unreachable expression
[INFO] [stdout]    |         any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> exercises/17_tests/tests3.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         assert_eq!(todo!(), 20); // Check height
[INFO] [stdout]    |         ^^^^^^^^^^^-------^^^^^
[INFO] [stdout]    |         |          |
[INFO] [stdout]    |         |          any code following this expression is unreachable
[INFO] [stdout]    |         unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> exercises/17_tests/tests3.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         assert_eq!(todo!(), 20); // Check height
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         unreachable expression
[INFO] [stdout]    |         any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: can't compare `!` with `i32`
[INFO] [stdout]   --> exercises/17_tests/tests3.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         assert_eq!(todo!(), 10); // Check width
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^ no implementation for `! == i32`
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `PartialEq<i32>` is not implemented for `!`
[INFO] [stdout]       but trait `PartialEq<!>` is implemented for it
[INFO] [stdout]   --> /rustc/54cf65b8d066c082e536455049b95943cf30378f/library/core/src/cmp.rs:2076:4
[INFO] [stdout]    = help: for that trait implementation, expected `!`, found `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: can't compare `!` with `i32`
[INFO] [stdout]   --> exercises/17_tests/tests3.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         assert_eq!(todo!(), 20); // Check height
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^ no implementation for `! == i32`
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `PartialEq<i32>` is not implemented for `!`
[INFO] [stdout]       but trait `PartialEq<!>` is implemented for it
[INFO] [stdout]   --> /rustc/54cf65b8d066c082e536455049b95943cf30378f/library/core/src/cmp.rs:2076:4
[INFO] [stdout]    = help: for that trait implementation, expected `!`, found `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "tests3" test) due to 2 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c66c0dae038d2384674d4a97ca2530f0d5573e588314f51630b7e98f04887647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c66c0dae038d2384674d4a97ca2530f0d5573e588314f51630b7e98f04887647", kill_on_drop: false }`
[INFO] [stdout] c66c0dae038d2384674d4a97ca2530f0d5573e588314f51630b7e98f04887647
