[INFO] fetching crate mmheaps 0.1.11... [INFO] testing mmheaps-0.1.11 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate mmheaps 0.1.11 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate mmheaps 0.1.11 [INFO] finished tweaking crates.io crate mmheaps 0.1.11 [INFO] tweaked toml for crates.io crate mmheaps 0.1.11 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mmheaps 0.1.11 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] 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 884d13ca94c2237af2d73efd659c37ad4431e7df2145d957626555700eff1b3e [INFO] running `Command { std: "docker" "start" "-a" "884d13ca94c2237af2d73efd659c37ad4431e7df2145d957626555700eff1b3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "884d13ca94c2237af2d73efd659c37ad4431e7df2145d957626555700eff1b3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "884d13ca94c2237af2d73efd659c37ad4431e7df2145d957626555700eff1b3e", kill_on_drop: false }` [INFO] [stdout] 884d13ca94c2237af2d73efd659c37ad4431e7df2145d957626555700eff1b3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d25378764096b5ddc7f73ce74ad31cf16ab17e007243199093f37ae2db6c13ca [INFO] running `Command { std: "docker" "start" "-a" "d25378764096b5ddc7f73ce74ad31cf16ab17e007243199093f37ae2db6c13ca", kill_on_drop: false }` [INFO] [stderr] Compiling mmheaps v0.1.11 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "d25378764096b5ddc7f73ce74ad31cf16ab17e007243199093f37ae2db6c13ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d25378764096b5ddc7f73ce74ad31cf16ab17e007243199093f37ae2db6c13ca", kill_on_drop: false }` [INFO] [stdout] d25378764096b5ddc7f73ce74ad31cf16ab17e007243199093f37ae2db6c13ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ec85fadcdd33c3942192a4ed21147b4ffa5ee04494eb65bc2fad56cbb1aac763 [INFO] running `Command { std: "docker" "start" "-a" "ec85fadcdd33c3942192a4ed21147b4ffa5ee04494eb65bc2fad56cbb1aac763", kill_on_drop: false }` [INFO] [stderr] Compiling mmheaps v0.1.11 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "ec85fadcdd33c3942192a4ed21147b4ffa5ee04494eb65bc2fad56cbb1aac763", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec85fadcdd33c3942192a4ed21147b4ffa5ee04494eb65bc2fad56cbb1aac763", kill_on_drop: false }` [INFO] [stdout] ec85fadcdd33c3942192a4ed21147b4ffa5ee04494eb65bc2fad56cbb1aac763 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0c201a6e26b7d6a7f4192405cc9c9d7bb6e824470158bf3131e48ebc14f3b32e [INFO] running `Command { std: "docker" "start" "-a" "0c201a6e26b7d6a7f4192405cc9c9d7bb6e824470158bf3131e48ebc14f3b32e", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mmheaps-ee6d92f1f5d47688) [INFO] [stdout] [INFO] [stderr] Doc-tests mmheaps [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] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/max_heap/max.rs - max_heap::max::MaxHeap (line 23) ... FAILED [INFO] [stdout] test src/min_heap/min.rs - min_heap::min::MinHeap (line 23) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/max_heap/max.rs - max_heap::max::MaxHeap (line 23) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `MaxHeap` [INFO] [stdout] --> src/max_heap/max.rs:24:16 [INFO] [stdout] | [INFO] [stdout] 3 | let max_heap = MaxHeap::::new(); [INFO] [stdout] | ^^^^^^^ use of undeclared type `MaxHeap` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 2 + use mmheaps::max_heap::max::MaxHeap; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0423]: expected function, found macro `println` [INFO] [stdout] --> src/max_heap/max.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 8 | println("{:?}",i); [INFO] [stdout] | ^^^^^^^ not a function [INFO] [stdout] | [INFO] [stdout] help: use `!` to invoke the macro [INFO] [stdout] | [INFO] [stdout] 8 | println!("{:?}",i); [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0423, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0423`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/min_heap/min.rs - min_heap::min::MinHeap (line 23) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `MinHeap` [INFO] [stdout] --> src/min_heap/min.rs:24:16 [INFO] [stdout] | [INFO] [stdout] 3 | let min_heap = MinHeap::::new(); [INFO] [stdout] | ^^^^^^^ use of undeclared type `MinHeap` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 2 + use mmheaps::min_heap::min::MinHeap; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0423]: expected function, found macro `println` [INFO] [stdout] --> src/min_heap/min.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 9 | println("{:?}",i); [INFO] [stdout] | ^^^^^^^ not a function [INFO] [stdout] | [INFO] [stdout] help: use `!` to invoke the macro [INFO] [stdout] | [INFO] [stdout] 9 | println!("{:?}",i); [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0423, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0423`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/max_heap/max.rs - max_heap::max::MaxHeap (line 23) [INFO] [stdout] src/min_heap/min.rs - min_heap::min::MinHeap (line 23) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "0c201a6e26b7d6a7f4192405cc9c9d7bb6e824470158bf3131e48ebc14f3b32e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c201a6e26b7d6a7f4192405cc9c9d7bb6e824470158bf3131e48ebc14f3b32e", kill_on_drop: false }` [INFO] [stdout] 0c201a6e26b7d6a7f4192405cc9c9d7bb6e824470158bf3131e48ebc14f3b32e