[INFO] cloning repository https://github.com/JamesDeVore/FirstRustProject [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JamesDeVore/FirstRustProject" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJamesDeVore%2FFirstRustProject", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJamesDeVore%2FFirstRustProject'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 768f0893074b5d5e62e0d31e18f5416a78d4e1e8 [INFO] testing JamesDeVore/FirstRustProject against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJamesDeVore%2FFirstRustProject" "/workspace/builds/worker-109/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-109/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JamesDeVore/FirstRustProject on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/JamesDeVore/FirstRustProject [INFO] finished tweaking git repo https://github.com/JamesDeVore/FirstRustProject [INFO] tweaked toml for git repo https://github.com/JamesDeVore/FirstRustProject written to /workspace/builds/worker-109/source/Cargo.toml [INFO] crate git repo https://github.com/JamesDeVore/FirstRustProject already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9eeff16d7b408d621f067059a15bfa4e3ed9be9d2c82fef3a627aae50ce4bdf5 [INFO] running `Command { std: "docker" "start" "-a" "9eeff16d7b408d621f067059a15bfa4e3ed9be9d2c82fef3a627aae50ce4bdf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9eeff16d7b408d621f067059a15bfa4e3ed9be9d2c82fef3a627aae50ce4bdf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9eeff16d7b408d621f067059a15bfa4e3ed9be9d2c82fef3a627aae50ce4bdf5", kill_on_drop: false }` [INFO] [stdout] 9eeff16d7b408d621f067059a15bfa4e3ed9be9d2c82fef3a627aae50ce4bdf5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b02cdd737d20429b94d9ca3bb39919988321964e4b25d6f94bf3e663a4da2eb1 [INFO] running `Command { std: "docker" "start" "-a" "b02cdd737d20429b94d9ca3bb39919988321964e4b25d6f94bf3e663a4da2eb1", kill_on_drop: false }` [INFO] [stderr] Compiling rust_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let mut buffer = [0; 512]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "b02cdd737d20429b94d9ca3bb39919988321964e4b25d6f94bf3e663a4da2eb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b02cdd737d20429b94d9ca3bb39919988321964e4b25d6f94bf3e663a4da2eb1", kill_on_drop: false }` [INFO] [stdout] b02cdd737d20429b94d9ca3bb39919988321964e4b25d6f94bf3e663a4da2eb1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a4c4f2291a72def44191de21b38dc94c723ea80f0499813f28d6d82d69bdec8f [INFO] running `Command { std: "docker" "start" "-a" "a4c4f2291a72def44191de21b38dc94c723ea80f0499813f28d6d82d69bdec8f", kill_on_drop: false }` [INFO] [stderr] Compiling rust_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let mut buffer = [0; 512]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "a4c4f2291a72def44191de21b38dc94c723ea80f0499813f28d6d82d69bdec8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4c4f2291a72def44191de21b38dc94c723ea80f0499813f28d6d82d69bdec8f", kill_on_drop: false }` [INFO] [stdout] a4c4f2291a72def44191de21b38dc94c723ea80f0499813f28d6d82d69bdec8f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4ef2d04eefff0f95f7aefaaf56bf8653f1c416021adaade5e12daa20c3460d65 [INFO] running `Command { std: "docker" "start" "-a" "4ef2d04eefff0f95f7aefaaf56bf8653f1c416021adaade5e12daa20c3460d65", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | let mut buffer = [0; 512]; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust_server` (bin "rust_server" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_server-c4aa9260421bb1fd) [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] running `Command { std: "docker" "inspect" "4ef2d04eefff0f95f7aefaaf56bf8653f1c416021adaade5e12daa20c3460d65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ef2d04eefff0f95f7aefaaf56bf8653f1c416021adaade5e12daa20c3460d65", kill_on_drop: false }` [INFO] [stdout] 4ef2d04eefff0f95f7aefaaf56bf8653f1c416021adaade5e12daa20c3460d65