[INFO] fetching crate helloxxxxxx 0.1.0... [INFO] testing helloxxxxxx-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate helloxxxxxx 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate helloxxxxxx 0.1.0 [INFO] finished tweaking crates.io crate helloxxxxxx 0.1.0 [INFO] tweaked toml for crates.io crate helloxxxxxx 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate helloxxxxxx 0.1.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate helloxxxxxx 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 66c83abb14405c60a7bc5ccdc95900454b5e1a71a7bfe774577d3f3d720b58c6 [INFO] running `Command { std: "docker" "start" "-a" "66c83abb14405c60a7bc5ccdc95900454b5e1a71a7bfe774577d3f3d720b58c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "66c83abb14405c60a7bc5ccdc95900454b5e1a71a7bfe774577d3f3d720b58c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66c83abb14405c60a7bc5ccdc95900454b5e1a71a7bfe774577d3f3d720b58c6", kill_on_drop: false }` [INFO] [stdout] 66c83abb14405c60a7bc5ccdc95900454b5e1a71a7bfe774577d3f3d720b58c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac38b12a6d71ec0a54200571d90ec1366ef3fa24a4cc02db20350a3319f3bd4f [INFO] running `Command { std: "docker" "start" "-a" "ac38b12a6d71ec0a54200571d90ec1366ef3fa24a4cc02db20350a3319f3bd4f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling helloxxxxxx v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `NewsArticle` is never constructed [INFO] [stdout] --> src/lib.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct NewsArticle{ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Cacher` is never constructed [INFO] [stdout] --> src/main.rs:494:8 [INFO] [stdout] | [INFO] [stdout] 494 | struct Cacher [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` and `value` are never used [INFO] [stdout] --> src/main.rs:504:8 [INFO] [stdout] | [INFO] [stdout] 501 | / impl Cacher [INFO] [stdout] 502 | | where T : Fn(u32) -> u32 [INFO] [stdout] | |____________________________- associated items in this implementation [INFO] [stdout] 503 | { [INFO] [stdout] 504 | fn new(calculation : T) -> Cacher{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 507 | fn value(&mut self, args: u32) -> u32{ [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `generate_workout` is never used [INFO] [stdout] --> src/main.rs:519:4 [INFO] [stdout] | [INFO] [stdout] 519 | fn generate_workout(intensity:u32, random_number:u32) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Shoe` is never constructed [INFO] [stdout] --> src/main.rs:547:8 [INFO] [stdout] | [INFO] [stdout] 547 | struct Shoe{ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `shoes_in_my_feet` is never used [INFO] [stdout] --> src/main.rs:552:4 [INFO] [stdout] | [INFO] [stdout] 552 | fn shoes_in_my_feet(shoes : Vec, size : u32) -> Vec [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Counter` is never constructed [INFO] [stdout] --> src/main.rs:576:8 [INFO] [stdout] | [INFO] [stdout] 576 | struct Counter{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/main.rs:580:8 [INFO] [stdout] | [INFO] [stdout] 579 | impl Counter { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] 580 | fn new() -> Counter{ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [optimized + debuginfo] target(s) in 3.33s [INFO] running `Command { std: "docker" "inspect" "ac38b12a6d71ec0a54200571d90ec1366ef3fa24a4cc02db20350a3319f3bd4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac38b12a6d71ec0a54200571d90ec1366ef3fa24a4cc02db20350a3319f3bd4f", kill_on_drop: false }` [INFO] [stdout] ac38b12a6d71ec0a54200571d90ec1366ef3fa24a4cc02db20350a3319f3bd4f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 771acaa0b14e341e088f3aebdc3e7c795266bbe4eb1af4870685bc87fe48ea4f [INFO] running `Command { std: "docker" "start" "-a" "771acaa0b14e341e088f3aebdc3e7c795266bbe4eb1af4870685bc87fe48ea4f", kill_on_drop: false }` [INFO] [stdout] warning: struct `NewsArticle` is never constructed [INFO] [stdout] --> src/lib.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct NewsArticle{ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling helloxxxxxx v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Cacher` is never constructed [INFO] [stdout] --> src/main.rs:494:8 [INFO] [stdout] | [INFO] [stdout] 494 | struct Cacher [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` and `value` are never used [INFO] [stdout] --> src/main.rs:504:8 [INFO] [stdout] | [INFO] [stdout] 501 | / impl Cacher [INFO] [stdout] 502 | | where T : Fn(u32) -> u32 [INFO] [stdout] | |____________________________- associated items in this implementation [INFO] [stdout] 503 | { [INFO] [stdout] 504 | fn new(calculation : T) -> Cacher{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 507 | fn value(&mut self, args: u32) -> u32{ [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `generate_workout` is never used [INFO] [stdout] --> src/main.rs:519:4 [INFO] [stdout] | [INFO] [stdout] 519 | fn generate_workout(intensity:u32, random_number:u32) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Shoe` is never constructed [INFO] [stdout] --> src/main.rs:547:8 [INFO] [stdout] | [INFO] [stdout] 547 | struct Shoe{ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `shoes_in_my_feet` is never used [INFO] [stdout] --> src/main.rs:552:4 [INFO] [stdout] | [INFO] [stdout] 552 | fn shoes_in_my_feet(shoes : Vec, size : u32) -> Vec [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Counter` is never constructed [INFO] [stdout] --> src/main.rs:576:8 [INFO] [stdout] | [INFO] [stdout] 576 | struct Counter{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/main.rs:580:8 [INFO] [stdout] | [INFO] [stdout] 579 | impl Counter { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] 580 | fn new() -> Counter{ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `NewsArticle` is never constructed [INFO] [stdout] --> src/lib.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct NewsArticle{ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [optimized + debuginfo] target(s) in 0.33s [INFO] running `Command { std: "docker" "inspect" "771acaa0b14e341e088f3aebdc3e7c795266bbe4eb1af4870685bc87fe48ea4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "771acaa0b14e341e088f3aebdc3e7c795266bbe4eb1af4870685bc87fe48ea4f", kill_on_drop: false }` [INFO] [stdout] 771acaa0b14e341e088f3aebdc3e7c795266bbe4eb1af4870685bc87fe48ea4f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b032097e85e1f34baf5a7013c2850144d9ab0a69186eaaf9000a3b6d9a40441c [INFO] running `Command { std: "docker" "start" "-a" "b032097e85e1f34baf5a7013c2850144d9ab0a69186eaaf9000a3b6d9a40441c", kill_on_drop: false }` [INFO] [stderr] warning: struct `NewsArticle` is never constructed [INFO] [stderr] --> src/lib.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | struct NewsArticle{ [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `helloxxxxxx` (lib) generated 1 warning [INFO] [stderr] warning: `helloxxxxxx` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: struct `Cacher` is never constructed [INFO] [stderr] --> src/main.rs:494:8 [INFO] [stderr] | [INFO] [stderr] 494 | struct Cacher [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` and `value` are never used [INFO] [stderr] --> src/main.rs:504:8 [INFO] [stderr] | [INFO] [stderr] 501 | / impl Cacher [INFO] [stderr] 502 | | where T : Fn(u32) -> u32 [INFO] [stderr] | |____________________________- associated items in this implementation [INFO] [stderr] 503 | { [INFO] [stderr] 504 | fn new(calculation : T) -> Cacher{ [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 507 | fn value(&mut self, args: u32) -> u32{ [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `generate_workout` is never used [INFO] [stderr] --> src/main.rs:519:4 [INFO] [stderr] | [INFO] [stderr] 519 | fn generate_workout(intensity:u32, random_number:u32) [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Shoe` is never constructed [INFO] [stderr] --> src/main.rs:547:8 [INFO] [stderr] | [INFO] [stderr] 547 | struct Shoe{ [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `shoes_in_my_feet` is never used [INFO] [stderr] --> src/main.rs:552:4 [INFO] [stderr] | [INFO] [stderr] 552 | fn shoes_in_my_feet(shoes : Vec, size : u32) -> Vec [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Counter` is never constructed [INFO] [stderr] --> src/main.rs:576:8 [INFO] [stderr] | [INFO] [stderr] 576 | struct Counter{ [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/main.rs:580:8 [INFO] [stderr] | [INFO] [stderr] 579 | impl Counter { [INFO] [stderr] | ------------ associated function in this implementation [INFO] [stderr] 580 | fn new() -> Counter{ [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: `helloxxxxxx` (bin "helloxxxxxx" test) generated 7 warnings [INFO] [stderr] Finished `test` profile [optimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/helloxxxxxx-e088ef3ebba6ffe2) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/helloxxxxxx-0dfe6fa32891a3fc) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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] [stderr] Doc-tests helloxxxxxx [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - add_one (line 40) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - add_one (line 40) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `hello` [INFO] [stdout] --> src/lib.rs:42:14 [INFO] [stdout] | [INFO] [stdout] 4 | let answer = hello::add_one(arg); [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `hello` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `hello`, use `cargo add hello` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - add_one (line 40) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stdout] all doctests ran in 0.12s; merged doctests compilation took 0.06s [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "b032097e85e1f34baf5a7013c2850144d9ab0a69186eaaf9000a3b6d9a40441c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b032097e85e1f34baf5a7013c2850144d9ab0a69186eaaf9000a3b6d9a40441c", kill_on_drop: false }` [INFO] [stdout] b032097e85e1f34baf5a7013c2850144d9ab0a69186eaaf9000a3b6d9a40441c