[INFO] fetching crate ai-utils 0.2.0...
[INFO] testing ai-utils-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate ai-utils 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate ai-utils 0.2.0
[INFO] finished tweaking crates.io crate ai-utils 0.2.0
[INFO] tweaked toml for crates.io crate ai-utils 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ai-utils 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d51dd9ab320e34d46179c09fd655d339911a1f6867e02e5ffdf3b3fb224573c
[INFO] running `Command { std: "docker" "start" "-a" "2d51dd9ab320e34d46179c09fd655d339911a1f6867e02e5ffdf3b3fb224573c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d51dd9ab320e34d46179c09fd655d339911a1f6867e02e5ffdf3b3fb224573c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d51dd9ab320e34d46179c09fd655d339911a1f6867e02e5ffdf3b3fb224573c", kill_on_drop: false }`
[INFO] [stdout] 2d51dd9ab320e34d46179c09fd655d339911a1f6867e02e5ffdf3b3fb224573c
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f259b16785899b6d9001187d2d8ad4c21d1a70be1d98ac05d72b8c5e84af5041
[INFO] running `Command { std: "docker" "start" "-a" "f259b16785899b6d9001187d2d8ad4c21d1a70be1d98ac05d72b8c5e84af5041", kill_on_drop: false }`
[INFO] [stderr]    Compiling ai-utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `map::*`
[INFO] [stdout]  --> src/lib.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use map::*;
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ReMap` is never used
[INFO] [stdout]  --> src/map.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait ReMap<K1: Eq + Hash, V1> {
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ReMap1` is never used
[INFO] [stdout]   --> src/map.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | trait ReMap1<K1: Eq + Hash + Deref + Copy, V1> {
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "f259b16785899b6d9001187d2d8ad4c21d1a70be1d98ac05d72b8c5e84af5041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f259b16785899b6d9001187d2d8ad4c21d1a70be1d98ac05d72b8c5e84af5041", kill_on_drop: false }`
[INFO] [stdout] f259b16785899b6d9001187d2d8ad4c21d1a70be1d98ac05d72b8c5e84af5041
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68605a13eaaa4b22f20038b97d1bee0cece779a47311288a083dd7504890cd8d
[INFO] running `Command { std: "docker" "start" "-a" "68605a13eaaa4b22f20038b97d1bee0cece779a47311288a083dd7504890cd8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ai-utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `map::*`
[INFO] [stdout]  --> src/lib.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use map::*;
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "68605a13eaaa4b22f20038b97d1bee0cece779a47311288a083dd7504890cd8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68605a13eaaa4b22f20038b97d1bee0cece779a47311288a083dd7504890cd8d", kill_on_drop: false }`
[INFO] [stdout] 68605a13eaaa4b22f20038b97d1bee0cece779a47311288a083dd7504890cd8d
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 567b8778adcb34931e3f8e693b66e950184aab32ef508c34d1e7ef2a2dc1101f
[INFO] running `Command { std: "docker" "start" "-a" "567b8778adcb34931e3f8e693b66e950184aab32ef508c34d1e7ef2a2dc1101f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `map::*`
[INFO] [stdout] 
[INFO] [stderr]  --> src/lib.rs:4:9
[INFO] [stdout] running 6 tests
[INFO] [stderr]   |
[INFO] [stdout] test map::map_tests::map1 ... ok
[INFO] [stderr] 4 | pub use map::*;
[INFO] [stdout] test ranges::ranges_tests::group_by ... ok
[INFO] [stderr]   |         ^^^^^^
[INFO] [stdout] test ranges::ranges_tests::to_vec ... ok
[INFO] [stderr]   |
[INFO] [stdout] test ranges::ranges_tests::group_by_aggr ... ok
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] test ranges::ranges_tests::distinct ... ok
[INFO] [stderr] 
[INFO] [stderr] warning: `ai-utils` (lib test) generated 1 warning (run `cargo fix --lib -p ai-utils --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ai_utils-1b7ac2269ee457bc)
[INFO] [stdout] test map::map_tests::map2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "567b8778adcb34931e3f8e693b66e950184aab32ef508c34d1e7ef2a2dc1101f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "567b8778adcb34931e3f8e693b66e950184aab32ef508c34d1e7ef2a2dc1101f", kill_on_drop: false }`
[INFO] [stdout] 567b8778adcb34931e3f8e693b66e950184aab32ef508c34d1e7ef2a2dc1101f