[INFO] cloning repository https://github.com/AJTJ/prime_algos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AJTJ/prime_algos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAJTJ%2Fprime_algos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAJTJ%2Fprime_algos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 585e531f74fadd31d2576727d9ab404a98f826d0
[INFO] testing AJTJ/prime_algos against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAJTJ%2Fprime_algos" "/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/AJTJ/prime_algos
[INFO] finished tweaking git repo https://github.com/AJTJ/prime_algos
[INFO] tweaked toml for git repo https://github.com/AJTJ/prime_algos written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AJTJ/prime_algos on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AJTJ/prime_algos 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d382d886b974a975e3a582230442c9218cc892eac8c37bf7ffa01a7d480d33d
[INFO] running `Command { std: "docker" "start" "-a" "2d382d886b974a975e3a582230442c9218cc892eac8c37bf7ffa01a7d480d33d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d382d886b974a975e3a582230442c9218cc892eac8c37bf7ffa01a7d480d33d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d382d886b974a975e3a582230442c9218cc892eac8c37bf7ffa01a7d480d33d", kill_on_drop: false }`
[INFO] [stdout] 2d382d886b974a975e3a582230442c9218cc892eac8c37bf7ffa01a7d480d33d
[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 -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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b34ca3a486225bd79e8b37df9ecf943675400bc628ddae4b3ed91d3c81a9e31e
[INFO] running `Command { std: "docker" "start" "-a" "b34ca3a486225bd79e8b37df9ecf943675400bc628ddae4b3ed91d3c81a9e31e", kill_on_drop: false }`
[INFO] [stderr]    Compiling prime_finder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/eratosthenes.rs:77:25
[INFO] [stdout]     |
[INFO] [stdout] 73  |                     process_val(
[INFO] [stdout]     |                     ----------- arguments to this function are incorrect
[INFO] [stdout] ...
[INFO] [stdout] 77  |                         &mut processed_nums,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^ expected `&mut Vec<usize>`, found `&mut Arc<Mutex<Vec<usize>>>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected mutable reference `&mut Vec<usize>`
[INFO] [stdout]                found mutable reference `&mut Arc<Mutex<Vec<usize>>>`
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> src/eratosthenes.rs:97:4
[INFO] [stdout]     |
[INFO] [stdout] 97  | fn process_val(
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     processed_nums: &mut Vec<usize>,
[INFO] [stdout]     |     -------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `max_processed` is never read
[INFO] [stdout]    --> src/eratosthenes.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 117 |     max_processed = new_max;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prime_finder` (lib) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "b34ca3a486225bd79e8b37df9ecf943675400bc628ddae4b3ed91d3c81a9e31e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b34ca3a486225bd79e8b37df9ecf943675400bc628ddae4b3ed91d3c81a9e31e", kill_on_drop: false }`
[INFO] [stdout] b34ca3a486225bd79e8b37df9ecf943675400bc628ddae4b3ed91d3c81a9e31e
