[INFO] fetching crate extrema 0.1.1... [INFO] testing extrema-0.1.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate extrema 0.1.1 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate extrema 0.1.1 [INFO] finished tweaking crates.io crate extrema 0.1.1 [INFO] tweaked toml for crates.io crate extrema 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate extrema 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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] 285f6e6ec173dd38542271de7c6b6afa4529c3b8540ebb323d6a925b67c034bb [INFO] running `Command { std: "docker" "start" "-a" "285f6e6ec173dd38542271de7c6b6afa4529c3b8540ebb323d6a925b67c034bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "285f6e6ec173dd38542271de7c6b6afa4529c3b8540ebb323d6a925b67c034bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "285f6e6ec173dd38542271de7c6b6afa4529c3b8540ebb323d6a925b67c034bb", kill_on_drop: false }` [INFO] [stdout] 285f6e6ec173dd38542271de7c6b6afa4529c3b8540ebb323d6a925b67c034bb [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] dc4c05c1dd447f29d77c313de53876b4b23103e01ad4a669ac8e772506279555 [INFO] running `Command { std: "docker" "start" "-a" "dc4c05c1dd447f29d77c313de53876b4b23103e01ad4a669ac8e772506279555", kill_on_drop: false }` [INFO] [stderr] Compiling extrema v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] running `Command { std: "docker" "inspect" "dc4c05c1dd447f29d77c313de53876b4b23103e01ad4a669ac8e772506279555", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc4c05c1dd447f29d77c313de53876b4b23103e01ad4a669ac8e772506279555", kill_on_drop: false }` [INFO] [stdout] dc4c05c1dd447f29d77c313de53876b4b23103e01ad4a669ac8e772506279555 [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] b4cd016f276f222d4c8697c918548e8b35c75c89f01c37e190c2e9e6d5f1610c [INFO] running `Command { std: "docker" "start" "-a" "b4cd016f276f222d4c8697c918548e8b35c75c89f01c37e190c2e9e6d5f1610c", kill_on_drop: false }` [INFO] [stderr] Compiling extrema v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "b4cd016f276f222d4c8697c918548e8b35c75c89f01c37e190c2e9e6d5f1610c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4cd016f276f222d4c8697c918548e8b35c75c89f01c37e190c2e9e6d5f1610c", kill_on_drop: false }` [INFO] [stdout] b4cd016f276f222d4c8697c918548e8b35c75c89f01c37e190c2e9e6d5f1610c [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] f11357e72645fa32142de33160dd0af49a2da8c09d687453fe05f6fa96cec3f1 [INFO] running `Command { std: "docker" "start" "-a" "f11357e72645fa32142de33160dd0af49a2da8c09d687453fe05f6fa96cec3f1", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/extrema-1949dc3c450c4f31) [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests extrema [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] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - (line 7) ... FAILED [INFO] [stdout] test src/lib.rs - Extrema::extrema (line 32) ... FAILED [INFO] [stdout] test src/lib.rs - Extrema::extrema (line 24) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 7) stdout ---- [INFO] [stdout] error[E0412]: cannot find type `HashSet` in this scope [INFO] [stdout] --> src/lib.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 5 | let my_set: HashSet = (1..300).collect(); [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 2 + use std::collections::HashSet; [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 E0412`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Extrema::extrema (line 32) stdout ---- [INFO] [stdout] error[E0599]: no method named `extrema` found for reference `&Vec<{integer}>` in the current scope [INFO] [stdout] --> src/lib.rs:35:20 [INFO] [stdout] | [INFO] [stdout] 6 | let minmax = (&xs).extrema(); // or xs[..].extrema(), xs.iter().extrema() [INFO] [stdout] | ^^^^^^^ method not found in `&Vec<{integer}>` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: trait `Extrema` which provides `extrema` is implemented but not in scope; perhaps you want to import it [INFO] [stdout] | [INFO] [stdout] 2 + use crate::extrema::Extrema; [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 E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Extrema::extrema (line 24) stdout ---- [INFO] [stdout] error[E0599]: no method named `extrema` found for struct `Vec<{integer}>` in the current scope [INFO] [stdout] --> src/lib.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 6 | let minmax = xs.extrema(); [INFO] [stdout] | ^^^^^^^ method not found in `Vec<{integer}>` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/lib.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | fn extrema(self) -> Option<(Self::Item, Self::Item)>; [INFO] [stdout] | ------- the method is available for `Vec<{integer}>` here [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: trait `Extrema` which provides `extrema` is implemented but not in scope; perhaps you want to import it [INFO] [stdout] | [INFO] [stdout] 2 + use crate::extrema::Extrema; [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 E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 7) [INFO] [stdout] src/lib.rs - Extrema::extrema (line 24) [INFO] [stdout] src/lib.rs - Extrema::extrema (line 32) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "f11357e72645fa32142de33160dd0af49a2da8c09d687453fe05f6fa96cec3f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f11357e72645fa32142de33160dd0af49a2da8c09d687453fe05f6fa96cec3f1", kill_on_drop: false }` [INFO] [stdout] f11357e72645fa32142de33160dd0af49a2da8c09d687453fe05f6fa96cec3f1