[INFO] fetching crate realpath-rs 0.2.0... [INFO] testing realpath-rs-0.2.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate realpath-rs 0.2.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate realpath-rs 0.2.0 [INFO] finished tweaking crates.io crate realpath-rs 0.2.0 [INFO] tweaked toml for crates.io crate realpath-rs 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate realpath-rs 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 3 packages to latest compatible versions [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] 64a2812df3d3303d196b07a024f6709ca5f9125012226008fecd26860cfe222d [INFO] running `Command { std: "docker" "start" "-a" "64a2812df3d3303d196b07a024f6709ca5f9125012226008fecd26860cfe222d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64a2812df3d3303d196b07a024f6709ca5f9125012226008fecd26860cfe222d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64a2812df3d3303d196b07a024f6709ca5f9125012226008fecd26860cfe222d", kill_on_drop: false }` [INFO] [stdout] 64a2812df3d3303d196b07a024f6709ca5f9125012226008fecd26860cfe222d [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] a56e79d591db12e1223bd65af6f52e02c2ec56884dbbb7776ca68e08bbd83572 [INFO] running `Command { std: "docker" "start" "-a" "a56e79d591db12e1223bd65af6f52e02c2ec56884dbbb7776ca68e08bbd83572", kill_on_drop: false }` [INFO] [stderr] Compiling path-dedot v3.1.1 [INFO] [stderr] Compiling path-absolutize v3.1.1 [INFO] [stderr] Compiling realpath-rs v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "a56e79d591db12e1223bd65af6f52e02c2ec56884dbbb7776ca68e08bbd83572", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a56e79d591db12e1223bd65af6f52e02c2ec56884dbbb7776ca68e08bbd83572", kill_on_drop: false }` [INFO] [stdout] a56e79d591db12e1223bd65af6f52e02c2ec56884dbbb7776ca68e08bbd83572 [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] dc97524f02e1e2eb8f1b00ec1cc8385aca293f79ad9bdbef7ad0230131894764 [INFO] running `Command { std: "docker" "start" "-a" "dc97524f02e1e2eb8f1b00ec1cc8385aca293f79ad9bdbef7ad0230131894764", kill_on_drop: false }` [INFO] [stderr] Compiling realpath-rs v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::*` [INFO] [stdout] --> src/test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::PathBuf` [INFO] [stdout] --> src/test.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::path::PathBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "dc97524f02e1e2eb8f1b00ec1cc8385aca293f79ad9bdbef7ad0230131894764", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc97524f02e1e2eb8f1b00ec1cc8385aca293f79ad9bdbef7ad0230131894764", kill_on_drop: false }` [INFO] [stdout] dc97524f02e1e2eb8f1b00ec1cc8385aca293f79ad9bdbef7ad0230131894764 [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] 64bd4997b0b610b84f4cc094260a30f15da73ea1614bc131d85b2b99e5869199 [INFO] running `Command { std: "docker" "start" "-a" "64bd4997b0b610b84f4cc094260a30f15da73ea1614bc131d85b2b99e5869199", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `crate::*` [INFO] [stderr] --> src/test.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::PathBuf` [INFO] [stderr] --> src/test.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::path::PathBuf; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `realpath-rs` (lib test) generated 2 warnings (run `cargo fix --lib -p realpath-rs --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/realpath-e3eaf2ff377280a7) [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 realpath [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 3) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 3) stdout ---- [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/lib.rs:8:36 [INFO] [stdout] | [INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_3_0() { [INFO] [stdout] | --------------------------------- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] ... [INFO] [stdout] 8 | let dest : PathBuf = realpath(&src)?; [INFO] [stdout] | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] | [INFO] [stdout] help: consider adding return type [INFO] [stdout] | [INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_3_0() -> Result<(), Box> { [INFO] [stdout] 5 | use crate::realpath::realpath; [INFO] [stdout] ... [INFO] [stdout] 9 | println!("{} -> {}", src.display(), dest.display()); [INFO] [stdout] 10+ Ok(()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 3) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "64bd4997b0b610b84f4cc094260a30f15da73ea1614bc131d85b2b99e5869199", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64bd4997b0b610b84f4cc094260a30f15da73ea1614bc131d85b2b99e5869199", kill_on_drop: false }` [INFO] [stdout] 64bd4997b0b610b84f4cc094260a30f15da73ea1614bc131d85b2b99e5869199