[INFO] fetching crate collect-rs 0.2.0...
[INFO] testing collect-rs-0.2.0 against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940-2
[INFO] extracting crate collect-rs 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate collect-rs 0.2.0 on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate collect-rs 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate collect-rs 0.2.0
[INFO] tweaked toml for crates.io crate collect-rs 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate collect-rs 0.2.0 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" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93e413998c82a4e6c3156f6b13887d7846eda95d12fc7287ed7cc149507e47fb
[INFO] running `Command { std: "docker" "start" "-a" "93e413998c82a4e6c3156f6b13887d7846eda95d12fc7287ed7cc149507e47fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93e413998c82a4e6c3156f6b13887d7846eda95d12fc7287ed7cc149507e47fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e413998c82a4e6c3156f6b13887d7846eda95d12fc7287ed7cc149507e47fb", kill_on_drop: false }`
[INFO] [stdout] 93e413998c82a4e6c3156f6b13887d7846eda95d12fc7287ed7cc149507e47fb
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e689e9f1bb74398e4f3f01ea02265ff83d5ee4f9d9a058f8b8c3178193d6a50
[INFO] running `Command { std: "docker" "start" "-a" "1e689e9f1bb74398e4f3f01ea02265ff83d5ee4f9d9a058f8b8c3178193d6a50", kill_on_drop: false }`
[INFO] [stderr]    Compiling base-traits v0.0.8
[INFO] [stderr]    Compiling collect-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::macros::declare_and_publish`
[INFO] [stdout]  --> src/collections/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::macros::declare_and_publish;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::macros::declare_and_publish`
[INFO] [stdout]  --> src/utils/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::macros::declare_and_publish;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "1e689e9f1bb74398e4f3f01ea02265ff83d5ee4f9d9a058f8b8c3178193d6a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e689e9f1bb74398e4f3f01ea02265ff83d5ee4f9d9a058f8b8c3178193d6a50", kill_on_drop: false }`
[INFO] [stdout] 1e689e9f1bb74398e4f3f01ea02265ff83d5ee4f9d9a058f8b8c3178193d6a50
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6cc4e725dae17d4b40908f1448e821570e12fde031b7d8a5ce224e07234213a
[INFO] running `Command { std: "docker" "start" "-a" "b6cc4e725dae17d4b40908f1448e821570e12fde031b7d8a5ce224e07234213a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling clap_lex v0.7.2
[INFO] [stderr]    Compiling anstyle v1.0.9
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling clap_builder v4.5.20
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling test_help-rs v0.1.0
[INFO] [stdout] warning: unused import: `crate::macros::declare_and_publish`
[INFO] [stdout]  --> src/collections/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::macros::declare_and_publish;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::macros::declare_and_publish`
[INFO] [stdout]  --> src/utils/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::macros::declare_and_publish;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.86
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling is-terminal v0.4.13
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]    Compiling clap v4.5.20
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling collect-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> examples/text-file-char-freq.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |         Err(e) => {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `process_path`
[INFO] [stdout]   --> examples/text-file-char-freq.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     process_path : &str,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_process_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::macros::declare_and_publish`
[INFO] [stdout]  --> src/collections/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::macros::declare_and_publish;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::macros::declare_and_publish`
[INFO] [stdout]  --> src/utils/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::macros::declare_and_publish;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 28.84s
[INFO] running `Command { std: "docker" "inspect" "b6cc4e725dae17d4b40908f1448e821570e12fde031b7d8a5ce224e07234213a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6cc4e725dae17d4b40908f1448e821570e12fde031b7d8a5ce224e07234213a", kill_on_drop: false }`
[INFO] [stdout] b6cc4e725dae17d4b40908f1448e821570e12fde031b7d8a5ce224e07234213a
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bcfa14ff3f6985c202f909ac954910ffc4509e8724e67a11d8ae85305c9660ba
[INFO] running `Command { std: "docker" "start" "-a" "bcfa14ff3f6985c202f909ac954910ffc4509e8724e67a11d8ae85305c9660ba", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::macros::declare_and_publish`
[INFO] [stderr]  --> src/collections/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::macros::declare_and_publish;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::macros::declare_and_publish`
[INFO] [stderr]  --> src/utils/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::macros::declare_and_publish;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `collect-rs` (lib) generated 2 warnings (run `cargo fix --lib -p collect-rs` to apply 2 suggestions)
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> examples/text-file-char-freq.rs:68:13
[INFO] [stderr]    |
[INFO] [stderr] 68 |         Err(e) => {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `process_path`
[INFO] [stderr]   --> examples/text-file-char-freq.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     process_path : &str,
[INFO] [stderr]    |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_process_path`
[INFO] [stderr] 
[INFO] [stderr] warning: `collect-rs` (example "text-file-char-freq") generated 2 warnings
[INFO] [stderr] warning: `collect-rs` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/collect_rs-407b00a2e89224bc)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_Default ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_FromIterator_1 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_FromIterator_2 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_EXAMPLE_1 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_From_KEYS_2 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_From_PAIRS_2 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_From_PAIRS_1 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_From_PAIRS_3 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_drain_1 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_new ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_append_1 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_insert_1 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_push_1 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_push_n_2 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_remove_entry_1 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_with_capacity_1 ... ok
[INFO] [stdout] test containers::unicode_point_map::tests::TEST_Default ... ok
[INFO] [stdout] test containers::unicode_point_map::tests::TEST_FromIterator_PAIR0S_1 ... ok
[INFO] [stdout] test containers::unicode_point_map::tests::TEST_From_KEYS_1 ... ok
[INFO] [stdout] test containers::unicode_point_map::tests::TEST_insert_1 ... ok
[INFO] [stdout] test containers::unicode_point_map::tests::TEST_push ... ok
[INFO] [stdout] test containers::unicode_point_map::tests::TEST_remove_1 ... ok
[INFO] [stdout] test containers::unicode_point_map::tests::TEST_FrequencyMap_EXAMPLE_1 ... ok
[INFO] [stdout] test containers::unicode_point_map::tests::TEST_FromIterator_KEYS_1 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_FromIterator_3 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_push_n_1 ... ok
[INFO] [stdout] test containers::unicode_point_map::tests::TEST_push_n ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_reserve_1 ... ok
[INFO] [stdout] test containers::unicode_point_map::tests::TEST_From_PAIRS_1 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_retain_1 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_remove_1 ... ok
[INFO] [stdout] test containers::frequency_map::tests::TEST_FrequencyMap_From_KEYS_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests collect_rs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/macros.rs - macros::declare_and_publish (line 4) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bcfa14ff3f6985c202f909ac954910ffc4509e8724e67a11d8ae85305c9660ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcfa14ff3f6985c202f909ac954910ffc4509e8724e67a11d8ae85305c9660ba", kill_on_drop: false }`
[INFO] [stdout] bcfa14ff3f6985c202f909ac954910ffc4509e8724e67a11d8ae85305c9660ba