[INFO] cloning repository https://github.com/t-80/rust_copilot_sundbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/t-80/rust_copilot_sundbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-80%2Frust_copilot_sundbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-80%2Frust_copilot_sundbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af55bd8ef401454970a895de476318499ea5183d
[INFO] checking t-80/rust_copilot_sundbox against master#2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a for pr-145113
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-80%2Frust_copilot_sundbox" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/t-80/rust_copilot_sundbox
[INFO] finished tweaking git repo https://github.com/t-80/rust_copilot_sundbox
[INFO] tweaked toml for git repo https://github.com/t-80/rust_copilot_sundbox written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/t-80/rust_copilot_sundbox on toolchain 2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/t-80/rust_copilot_sundbox 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" "+2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb32fe23610f472961ccbf8166384d788b5875faf1e04dcf341660a99baf16db
[INFO] running `Command { std: "docker" "start" "-a" "bb32fe23610f472961ccbf8166384d788b5875faf1e04dcf341660a99baf16db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb32fe23610f472961ccbf8166384d788b5875faf1e04dcf341660a99baf16db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb32fe23610f472961ccbf8166384d788b5875faf1e04dcf341660a99baf16db", kill_on_drop: false }`
[INFO] [stdout] bb32fe23610f472961ccbf8166384d788b5875faf1e04dcf341660a99baf16db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3227ddd49330da038d38cee8717808000164db536617803d90c7a5bf065ddf1
[INFO] running `Command { std: "docker" "start" "-a" "d3227ddd49330da038d38cee8717808000164db536617803d90c7a5bf065ddf1", kill_on_drop: false }`
[INFO] [stderr]     Checking my-rust-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated functions `subtract`, `multiply`, and `divide` are never used
[INFO] [stdout]   --> src/calculator.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl Calculator {
[INFO] [stdout]    | --------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn subtract(a: i32, b: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn multiply(a: i32, b: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |     pub fn divide(a: i32, b: i32) -> Result<i32, &'static str> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "d3227ddd49330da038d38cee8717808000164db536617803d90c7a5bf065ddf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3227ddd49330da038d38cee8717808000164db536617803d90c7a5bf065ddf1", kill_on_drop: false }`
[INFO] [stdout] d3227ddd49330da038d38cee8717808000164db536617803d90c7a5bf065ddf1