[INFO] fetching crate unit4 0.1.0... [INFO] testing unit4-0.1.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate unit4 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate unit4 0.1.0 [INFO] finished tweaking crates.io crate unit4 0.1.0 [INFO] tweaked toml for crates.io crate unit4 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate unit4 0.1.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate unit4 0.1.0 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" "+beta-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1ea6e4203855f17db77d1ec984dcbbf56b5b2050063df93b138ea1007c273eef [INFO] running `Command { std: "docker" "start" "-a" "1ea6e4203855f17db77d1ec984dcbbf56b5b2050063df93b138ea1007c273eef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ea6e4203855f17db77d1ec984dcbbf56b5b2050063df93b138ea1007c273eef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ea6e4203855f17db77d1ec984dcbbf56b5b2050063df93b138ea1007c273eef", kill_on_drop: false }` [INFO] [stdout] 1ea6e4203855f17db77d1ec984dcbbf56b5b2050063df93b138ea1007c273eef [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b00ae9e6ec6284ace90c75d9f1ff4f8c1aa6dc0906adff89ac2e4557a91f961 [INFO] running `Command { std: "docker" "start" "-a" "8b00ae9e6ec6284ace90c75d9f1ff4f8c1aa6dc0906adff89ac2e4557a91f961", kill_on_drop: false }` [INFO] [stderr] Compiling unit4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let mut str = String::from("hello world"); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Square` is never constructed [INFO] [stdout] --> src/main.rs:57:8 [INFO] [stdout] | [INFO] [stdout] 57 | struct Square { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `copy_ing`, `get_height`, `set_height`, and `move_to` are never used [INFO] [stdout] --> src/main.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 62 | impl Square { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 63 | //关联函数，没有self型参 [INFO] [stdout] 64 | fn new(height: u32, width: u32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 79 | fn copy_ing(s: &Self) -> Self { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | fn get_height(&self) -> u32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 95 | fn set_height(&mut self, height: u32) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 101 | fn move_to(self) -> Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Color` is never constructed [INFO] [stdout] --> src/main.rs:108:8 [INFO] [stdout] | [INFO] [stdout] 108 | struct Color(i32, i32, i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s [INFO] running `Command { std: "docker" "inspect" "8b00ae9e6ec6284ace90c75d9f1ff4f8c1aa6dc0906adff89ac2e4557a91f961", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b00ae9e6ec6284ace90c75d9f1ff4f8c1aa6dc0906adff89ac2e4557a91f961", kill_on_drop: false }` [INFO] [stdout] 8b00ae9e6ec6284ace90c75d9f1ff4f8c1aa6dc0906adff89ac2e4557a91f961 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4e92eb9a0ccc9883263fe05692a70d6f1181e7719244f37f8686bc3b8d38c11e [INFO] running `Command { std: "docker" "start" "-a" "4e92eb9a0ccc9883263fe05692a70d6f1181e7719244f37f8686bc3b8d38c11e", kill_on_drop: false }` [INFO] [stderr] Compiling unit4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let mut str = String::from("hello world"); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Square` is never constructed [INFO] [stdout] --> src/main.rs:57:8 [INFO] [stdout] | [INFO] [stdout] 57 | struct Square { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `copy_ing`, `get_height`, `set_height`, and `move_to` are never used [INFO] [stdout] --> src/main.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 62 | impl Square { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 63 | //关联函数，没有self型参 [INFO] [stdout] 64 | fn new(height: u32, width: u32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 79 | fn copy_ing(s: &Self) -> Self { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | fn get_height(&self) -> u32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 95 | fn set_height(&mut self, height: u32) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 101 | fn move_to(self) -> Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Color` is never constructed [INFO] [stdout] --> src/main.rs:108:8 [INFO] [stdout] | [INFO] [stdout] 108 | struct Color(i32, i32, i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "4e92eb9a0ccc9883263fe05692a70d6f1181e7719244f37f8686bc3b8d38c11e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e92eb9a0ccc9883263fe05692a70d6f1181e7719244f37f8686bc3b8d38c11e", kill_on_drop: false }` [INFO] [stdout] 4e92eb9a0ccc9883263fe05692a70d6f1181e7719244f37f8686bc3b8d38c11e [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 38115ea14610a561e7e4aa3897d800899d7cf616afccb0a91dbc930dd9068552 [INFO] running `Command { std: "docker" "start" "-a" "38115ea14610a561e7e4aa3897d800899d7cf616afccb0a91dbc930dd9068552", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | let mut str = String::from("hello world"); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: struct `Square` is never constructed [INFO] [stderr] --> src/main.rs:57:8 [INFO] [stderr] | [INFO] [stderr] 57 | struct Square { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `copy_ing`, `get_height`, `set_height`, and `move_to` are never used [INFO] [stderr] --> src/main.rs:64:8 [INFO] [stderr] | [INFO] [stderr] 62 | impl Square { [INFO] [stderr] | ----------- associated items in this implementation [INFO] [stderr] 63 | //关联函数，没有self型参 [INFO] [stderr] 64 | fn new(height: u32, width: u32) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 79 | fn copy_ing(s: &Self) -> Self { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 89 | fn get_height(&self) -> u32 { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 95 | fn set_height(&mut self, height: u32) { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 101 | fn move_to(self) -> Self { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Color` is never constructed [INFO] [stderr] --> src/main.rs:108:8 [INFO] [stderr] | [INFO] [stderr] 108 | struct Color(i32, i32, i32); [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `unit4` (bin "unit4" test) generated 4 warnings (run `cargo fix --bin "unit4" -p unit4 --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/unit4-c60ef16e0600c244) [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" "38115ea14610a561e7e4aa3897d800899d7cf616afccb0a91dbc930dd9068552", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38115ea14610a561e7e4aa3897d800899d7cf616afccb0a91dbc930dd9068552", kill_on_drop: false }` [INFO] [stdout] 38115ea14610a561e7e4aa3897d800899d7cf616afccb0a91dbc930dd9068552