[INFO] cloning repository https://github.com/sunless-17/project_heaven
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sunless-17/project_heaven" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunless-17%2Fproject_heaven", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunless-17%2Fproject_heaven'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a14f279662c724276c436c465388fe0a68a3079d
[INFO] checking sunless-17/project_heaven against try#7424ce9ff9baac3e9d9f5dd3c85828cddea0134d for pr-136776-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunless-17%2Fproject_heaven" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sunless-17/project_heaven
[INFO] finished tweaking git repo https://github.com/sunless-17/project_heaven
[INFO] tweaked toml for git repo https://github.com/sunless-17/project_heaven written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sunless-17/project_heaven on toolchain 7424ce9ff9baac3e9d9f5dd3c85828cddea0134d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sunless-17/project_heaven 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" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /workspace/builds/worker-2-tc2/source/rust_ritual/Cargo.toml
[INFO] [stderr] workspace: /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a66d8857f67a281d4260ea6eb3667183d90189fa28dc4da36e4a3e2a67a86bf3
[INFO] running `Command { std: "docker" "start" "-a" "a66d8857f67a281d4260ea6eb3667183d90189fa28dc4da36e4a3e2a67a86bf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a66d8857f67a281d4260ea6eb3667183d90189fa28dc4da36e4a3e2a67a86bf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a66d8857f67a281d4260ea6eb3667183d90189fa28dc4da36e4a3e2a67a86bf3", kill_on_drop: false }`
[INFO] [stdout] a66d8857f67a281d4260ea6eb3667183d90189fa28dc4da36e4a3e2a67a86bf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 947de1fb2a4c136846df77a7eeb2f50b34a16a781b31d7e31fefccf01e546288
[INFO] running `Command { std: "docker" "start" "-a" "947de1fb2a4c136846df77a7eeb2f50b34a16a781b31d7e31fefccf01e546288", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/rust_ritual/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr]     Checking largest_number v0.1.0 (/opt/rustwide/workdir/largest_number)
[INFO] [stderr]     Checking exercises v0.0.0 (/opt/rustwide/workdir/rust_ritual)
[INFO] [stdout] error[E0425]: cannot find value `basket` in this scope
[INFO] [stdout]   --> rust_ritual/exercises/11_hashmaps/hashmaps1.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     basket.insert(String::from("banana"), 2);
[INFO] [stdout]    |     ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `basket` in this scope
[INFO] [stdout]   --> rust_ritual/exercises/11_hashmaps/hashmaps1.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     basket
[INFO] [stdout]    |     ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "hashmaps1" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> rust_ritual/exercises/20_threads/threads2.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     println!("Jobs done: {}", todo!());
[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]    = note: this warning originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0594]: cannot assign to data in an `Arc`
[INFO] [stdout]   --> rust_ritual/exercises/20_threads/threads2.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             status_shared.jobs_done += 1;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot assign
[INFO] [stdout]    |
[INFO] [stdout]    = help: trait `DerefMut` is required to modify through a dereference, but it is not implemented for `Arc<JobStatus>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0594`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "threads2" test) due to 1 previous error; 1 warning emitted
[INFO] [stdout] warning: unused variable: `basket`
[INFO] [stdout]   --> rust_ritual/exercises/11_hashmaps/hashmaps2.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn fruit_basket(basket: &mut HashMap<Fruit, u32>) {
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_basket`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fruit`
[INFO] [stdout]   --> rust_ritual/exercises/11_hashmaps/hashmaps2.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     for fruit in fruit_kinds {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_fruit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "947de1fb2a4c136846df77a7eeb2f50b34a16a781b31d7e31fefccf01e546288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "947de1fb2a4c136846df77a7eeb2f50b34a16a781b31d7e31fefccf01e546288", kill_on_drop: false }`
[INFO] [stdout] 947de1fb2a4c136846df77a7eeb2f50b34a16a781b31d7e31fefccf01e546288
