[INFO] fetching crate par-map 0.1.4... [INFO] testing par-map-0.1.4 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate par-map 0.1.4 into /workspace/builds/worker-44/source [INFO] validating manifest of crates.io crate par-map 0.1.4 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate par-map 0.1.4 [INFO] finished tweaking crates.io crate par-map 0.1.4 [INFO] tweaked toml for crates.io crate par-map 0.1.4 written to /workspace/builds/worker-44/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 426451d6bb18d22988f160800c8321166c5155b149c7b849871a67cc2f53b16e [INFO] running `Command { std: "docker" "start" "-a" "426451d6bb18d22988f160800c8321166c5155b149c7b849871a67cc2f53b16e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "426451d6bb18d22988f160800c8321166c5155b149c7b849871a67cc2f53b16e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "426451d6bb18d22988f160800c8321166c5155b149c7b849871a67cc2f53b16e", kill_on_drop: false }` [INFO] [stdout] 426451d6bb18d22988f160800c8321166c5155b149c7b849871a67cc2f53b16e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f1ce6b918290c8d651d9faf5d5a9a64408c1ab7273a7adbad5e73f4485f5b133 [INFO] running `Command { std: "docker" "start" "-a" "f1ce6b918290c8d651d9faf5d5a9a64408c1ab7273a7adbad5e73f4485f5b133", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling pub-iterator-type v0.1.1 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling par-map v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:334:28 [INFO] [stdout] | [INFO] [stdout] 334 | PackedMap['a, B] = Box + 'a> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:334:28 [INFO] [stdout] | [INFO] [stdout] 334 | PackedMap['a, B] = Box + 'a> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:338:32 [INFO] [stdout] | [INFO] [stdout] 338 | PackedFlatMap['a, T] = Box + 'a> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.78s [INFO] running `Command { std: "docker" "inspect" "f1ce6b918290c8d651d9faf5d5a9a64408c1ab7273a7adbad5e73f4485f5b133", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1ce6b918290c8d651d9faf5d5a9a64408c1ab7273a7adbad5e73f4485f5b133", kill_on_drop: false }` [INFO] [stdout] f1ce6b918290c8d651d9faf5d5a9a64408c1ab7273a7adbad5e73f4485f5b133 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51dcc1313471d51ce46e800902bc587821904f3885b2458b8aa33964098155ba [INFO] running `Command { std: "docker" "start" "-a" "51dcc1313471d51ce46e800902bc587821904f3885b2458b8aa33964098155ba", kill_on_drop: false }` [INFO] [stderr] Compiling par-map v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:334:28 [INFO] [stdout] | [INFO] [stdout] 334 | PackedMap['a, B] = Box + 'a> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:334:28 [INFO] [stdout] | [INFO] [stdout] 334 | PackedMap['a, B] = Box + 'a> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:338:32 [INFO] [stdout] | [INFO] [stdout] 338 | PackedFlatMap['a, T] = Box + 'a> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:334:28 [INFO] [stdout] | [INFO] [stdout] 334 | PackedMap['a, B] = Box + 'a> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:334:28 [INFO] [stdout] | [INFO] [stdout] 334 | PackedMap['a, B] = Box + 'a> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:338:32 [INFO] [stdout] | [INFO] [stdout] 338 | PackedFlatMap['a, T] = Box + 'a> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `Command { std: "docker" "inspect" "51dcc1313471d51ce46e800902bc587821904f3885b2458b8aa33964098155ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51dcc1313471d51ce46e800902bc587821904f3885b2458b8aa33964098155ba", kill_on_drop: false }` [INFO] [stdout] 51dcc1313471d51ce46e800902bc587821904f3885b2458b8aa33964098155ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] feb97522ca4e53e69152521a4a8e277a118dc962c569653ec88dcdfd858924ea [INFO] running `Command { std: "docker" "start" "-a" "feb97522ca4e53e69152521a4a8e277a118dc962c569653ec88dcdfd858924ea", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:334:28 [INFO] [stderr] | [INFO] [stderr] 334 | PackedMap['a, B] = Box + 'a> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:334:28 [INFO] [stderr] | [INFO] [stderr] 334 | PackedMap['a, B] = Box + 'a> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:338:32 [INFO] [stderr] | [INFO] [stderr] 338 | PackedFlatMap['a, T] = Box + 'a> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `par-map` (lib) generated 3 warnings [INFO] [stderr] warning: `par-map` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/par_map-6623f29e7472a3f3) [INFO] [stdout] [INFO] [stderr] Doc-tests par-map [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 11 tests [INFO] [stdout] test src/lib.rs - ParMap (line 27) ... ok [INFO] [stdout] test src/lib.rs - ParMap::pack (line 107) ... ok [INFO] [stdout] test src/lib.rs - ParMap::par_map (line 56) ... ok [INFO] [stdout] test src/lib.rs - ParMapBuilder::par_flat_map (line 379) ... ok [INFO] [stdout] test src/lib.rs - ParMap::with_nb_threads (line 172) ... ok [INFO] [stdout] test src/lib.rs - ParMapBuilder::par_map (line 355) ... ok [INFO] [stdout] test src/lib.rs - ParMap::par_flat_map (line 83) ... ok [INFO] [stdout] test src/lib.rs - ParMap::par_packed_map (line 124) ... ok [INFO] [stdout] test src/lib.rs - ParMapBuilder::par_packed_map (line 403) ... ok [INFO] [stdout] test src/lib.rs - ParMap::par_packed_flat_map (line 147) ... ok [INFO] [stdout] test src/lib.rs - ParMapBuilder::par_packed_flat_map (line 439) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.85s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "feb97522ca4e53e69152521a4a8e277a118dc962c569653ec88dcdfd858924ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "feb97522ca4e53e69152521a4a8e277a118dc962c569653ec88dcdfd858924ea", kill_on_drop: false }` [INFO] [stdout] feb97522ca4e53e69152521a4a8e277a118dc962c569653ec88dcdfd858924ea