[INFO] fetching crate bitfrob 1.3.2... [INFO] testing bitfrob-1.3.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate bitfrob 1.3.2 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate bitfrob 1.3.2 [INFO] finished tweaking crates.io crate bitfrob 1.3.2 [INFO] tweaked toml for crates.io crate bitfrob 1.3.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate bitfrob 1.3.2 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e394efe069085bcb6d6d9a95c168a3fac696b0d465a1c0ad75413f9ad3c2dbc4 [INFO] running `Command { std: "docker" "start" "-a" "e394efe069085bcb6d6d9a95c168a3fac696b0d465a1c0ad75413f9ad3c2dbc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e394efe069085bcb6d6d9a95c168a3fac696b0d465a1c0ad75413f9ad3c2dbc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e394efe069085bcb6d6d9a95c168a3fac696b0d465a1c0ad75413f9ad3c2dbc4", kill_on_drop: false }` [INFO] [stdout] e394efe069085bcb6d6d9a95c168a3fac696b0d465a1c0ad75413f9ad3c2dbc4 [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=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] fc352b3d4ace3e9578b2fc535511622f5f3f808a9bd8f85c14d330a92de3f8a7 [INFO] running `Command { std: "docker" "start" "-a" "fc352b3d4ace3e9578b2fc535511622f5f3f808a9bd8f85c14d330a92de3f8a7", kill_on_drop: false }` [INFO] [stderr] Compiling bitfrob v1.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/u8x2_.rs:40:3 [INFO] [stdout] | [INFO] [stdout] 40 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/u8x2_.rs:48:3 [INFO] [stdout] | [INFO] [stdout] 48 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "fc352b3d4ace3e9578b2fc535511622f5f3f808a9bd8f85c14d330a92de3f8a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc352b3d4ace3e9578b2fc535511622f5f3f808a9bd8f85c14d330a92de3f8a7", kill_on_drop: false }` [INFO] [stdout] fc352b3d4ace3e9578b2fc535511622f5f3f808a9bd8f85c14d330a92de3f8a7 [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=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] c651b028c6d514694baebc0504d2ac41fe7dd439029c5d2aeab744937d9a7c0c [INFO] running `Command { std: "docker" "start" "-a" "c651b028c6d514694baebc0504d2ac41fe7dd439029c5d2aeab744937d9a7c0c", kill_on_drop: false }` [INFO] [stderr] Compiling bitfrob v1.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/u8x2_.rs:40:3 [INFO] [stdout] | [INFO] [stdout] 40 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/u8x2_.rs:48:3 [INFO] [stdout] | [INFO] [stdout] 48 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/u8x2_.rs:40:3 [INFO] [stdout] | [INFO] [stdout] 40 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/u8x2_.rs:48:3 [INFO] [stdout] | [INFO] [stdout] 48 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s [INFO] running `Command { std: "docker" "inspect" "c651b028c6d514694baebc0504d2ac41fe7dd439029c5d2aeab744937d9a7c0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c651b028c6d514694baebc0504d2ac41fe7dd439029c5d2aeab744937d9a7c0c", kill_on_drop: false }` [INFO] [stdout] c651b028c6d514694baebc0504d2ac41fe7dd439029c5d2aeab744937d9a7c0c [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=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] 51337c755c4ae5e9e6a7bc2d484da30789bd571edd60361159d59b84d85507df [INFO] running `Command { std: "docker" "start" "-a" "51337c755c4ae5e9e6a7bc2d484da30789bd571edd60361159d59b84d85507df", kill_on_drop: false }` [INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] [INFO] [stderr] --> src/u8x2_.rs:40:3 [INFO] [stdout] running 4 tests [INFO] [stderr] | [INFO] [stderr] 40 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stderr] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stderr] --> src/u8x2_.rs:48:3 [INFO] [stderr] | [INFO] [stderr] 48 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stderr] [INFO] [stderr] warning: `bitfrob` (lib) generated 2 warnings (run `cargo fix --lib -p bitfrob` to apply 2 suggestions) [INFO] [stderr] warning: `bitfrob` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bitfrob-325f907a0dff497c) [INFO] [stdout] test bit_iter_high::test_U8BitIterHigh ... ok [INFO] [stdout] test bit_iter_low::test_U8BitIterLow ... ok [INFO] [stdout] test bit_split::test_bit_split ... ok [INFO] [stdout] test replicate_bits::test_replicate_bits_allows_full_bits ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests bitfrob [INFO] [stdout] [INFO] [stdout] running 35 tests [INFO] [stdout] test src/get_value.rs - get_value::u64_get_value (line 43) ... ok [INFO] [stdout] test src/get_bit.rs - get_bit::u128_get_bit (line 33) ... ok [INFO] [stdout] test src/get_region.rs - get_region::u64_get_region (line 40) ... ok [INFO] [stdout] test src/get_value.rs - get_value::u32_get_value (line 42) ... ok [INFO] [stdout] test src/get_region.rs - get_region::u8_get_region (line 37) ... ok [INFO] [stdout] test src/get_region.rs - get_region::u32_get_region (line 39) ... ok [INFO] [stdout] test src/get_bit.rs - get_bit::u64_get_bit (line 32) ... ok [INFO] [stdout] test src/get_bit.rs - get_bit::u8_get_bit (line 29) ... ok [INFO] [stdout] test src/get_region.rs - get_region::u128_get_region (line 41) ... ok [INFO] [stdout] test src/get_value.rs - get_value::u8_get_value (line 40) ... ok [INFO] [stdout] test src/get_bit.rs - get_bit::u16_get_bit (line 30) ... ok [INFO] [stdout] test src/region_mask.rs - region_mask::u128_region_mask (line 52) ... ok [INFO] [stdout] test src/get_value.rs - get_value::u128_get_value (line 44) ... ok [INFO] [stdout] test src/get_value.rs - get_value::u16_get_value (line 41) ... ok [INFO] [stdout] test src/get_bit.rs - get_bit::u32_get_bit (line 31) ... ok [INFO] [stdout] test src/get_region.rs - get_region::u16_get_region (line 38) ... ok [INFO] [stdout] test src/region_mask.rs - region_mask::u8_region_mask (line 48) ... ok [INFO] [stdout] test src/region_mask.rs - region_mask::u64_region_mask (line 51) ... ok [INFO] [stdout] test src/region_mask.rs - region_mask::u16_region_mask (line 49) ... ok [INFO] [stdout] test src/replicate_bits.rs - replicate_bits::u16_replicate_bits (line 61) ... ok [INFO] [stdout] test src/with_region.rs - with_region::u16_with_region (line 42) ... ok [INFO] [stdout] test src/region_mask.rs - region_mask::u32_region_mask (line 50) ... ok [INFO] [stdout] test src/with_region.rs - with_region::u128_with_region (line 45) ... ok [INFO] [stdout] test src/replicate_bits.rs - replicate_bits::u32_replicate_bits (line 62) ... ok [INFO] [stdout] test src/with_region.rs - with_region::u32_with_region (line 43) ... ok [INFO] [stdout] test src/replicate_bits.rs - replicate_bits::u128_replicate_bits (line 64) ... ok [INFO] [stdout] test src/with_region.rs - with_region::u64_with_region (line 44) ... ok [INFO] [stdout] test src/replicate_bits.rs - replicate_bits::u8_replicate_bits (line 60) ... ok [INFO] [stdout] test src/with_region.rs - with_region::u8_with_region (line 41) ... ok [INFO] [stdout] test src/replicate_bits.rs - replicate_bits::u64_replicate_bits (line 63) ... ok [INFO] [stdout] test src/with_value.rs - with_value::u32_with_value (line 50) ... ok [INFO] [stdout] test src/with_value.rs - with_value::u128_with_value (line 52) ... ok [INFO] [stdout] test src/with_value.rs - with_value::u16_with_value (line 49) ... ok [INFO] [stdout] test src/with_value.rs - with_value::u8_with_value (line 48) ... ok [INFO] [stdout] test src/with_value.rs - with_value::u64_with_value (line 51) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.10s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "51337c755c4ae5e9e6a7bc2d484da30789bd571edd60361159d59b84d85507df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51337c755c4ae5e9e6a7bc2d484da30789bd571edd60361159d59b84d85507df", kill_on_drop: false }` [INFO] [stdout] 51337c755c4ae5e9e6a7bc2d484da30789bd571edd60361159d59b84d85507df