[INFO] fetching crate stream-vbyte 0.3.2... [INFO] testing stream-vbyte-0.3.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate stream-vbyte 0.3.2 into /workspace/builds/worker-65/source [INFO] validating manifest of crates.io crate stream-vbyte 0.3.2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate stream-vbyte 0.3.2 [INFO] finished tweaking crates.io crate stream-vbyte 0.3.2 [INFO] tweaked toml for crates.io crate stream-vbyte 0.3.2 written to /workspace/builds/worker-65/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded x86intrin v0.4.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1ba608a497958b88b9e6a2bd445b0092f987e481efab4c2e9d5aae035df5420c [INFO] running `Command { std: "docker" "start" "-a" "1ba608a497958b88b9e6a2bd445b0092f987e481efab4c2e9d5aae035df5420c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ba608a497958b88b9e6a2bd445b0092f987e481efab4c2e9d5aae035df5420c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ba608a497958b88b9e6a2bd445b0092f987e481efab4c2e9d5aae035df5420c", kill_on_drop: false }` [INFO] [stdout] 1ba608a497958b88b9e6a2bd445b0092f987e481efab4c2e9d5aae035df5420c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2404d00dd315002da24fef04770cb0c2aaf3bbe0db0e33168caace92a86ee36d [INFO] running `Command { std: "docker" "start" "-a" "2404d00dd315002da24fef04770cb0c2aaf3bbe0db0e33168caace92a86ee36d", kill_on_drop: false }` [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling stream-vbyte v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/lib.rs:317:14 [INFO] [stdout] | [INFO] [stdout] 317 | .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize }) [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 317 - .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize }) [INFO] [stdout] 317 + .map(|&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:307:5 [INFO] [stdout] | [INFO] [stdout] 307 | &buf[0..len].copy_from_slice(&input[0..len]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 307 | let _ = &buf[0..len].copy_from_slice(&input[0..len]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.39s [INFO] running `Command { std: "docker" "inspect" "2404d00dd315002da24fef04770cb0c2aaf3bbe0db0e33168caace92a86ee36d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2404d00dd315002da24fef04770cb0c2aaf3bbe0db0e33168caace92a86ee36d", kill_on_drop: false }` [INFO] [stdout] 2404d00dd315002da24fef04770cb0c2aaf3bbe0db0e33168caace92a86ee36d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aff47c1752aa339c1da9b7cae25149ecb5562b31cb9d0a3cc374b48ec541f335 [INFO] running `Command { std: "docker" "start" "-a" "aff47c1752aa339c1da9b7cae25149ecb5562b31cb9d0a3cc374b48ec541f335", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/lib.rs:317:14 [INFO] [stdout] | [INFO] [stdout] 317 | .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize }) [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 317 - .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize }) [INFO] [stdout] 317 + .map(|&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:307:5 [INFO] [stdout] | [INFO] [stdout] 307 | &buf[0..len].copy_from_slice(&input[0..len]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 307 | let _ = &buf[0..len].copy_from_slice(&input[0..len]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling stream-vbyte v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused label [INFO] [stdout] --> tests/cursor.rs:243:9 [INFO] [stdout] | [INFO] [stdout] 243 | 'dec1: for initial_decode_len in 4..(count + 1) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/lib.rs:317:14 [INFO] [stdout] | [INFO] [stdout] 317 | .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize }) [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 317 - .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize }) [INFO] [stdout] 317 + .map(|&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:307:5 [INFO] [stdout] | [INFO] [stdout] 307 | &buf[0..len].copy_from_slice(&input[0..len]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 307 | let _ = &buf[0..len].copy_from_slice(&input[0..len]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 7.36s [INFO] running `Command { std: "docker" "inspect" "aff47c1752aa339c1da9b7cae25149ecb5562b31cb9d0a3cc374b48ec541f335", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aff47c1752aa339c1da9b7cae25149ecb5562b31cb9d0a3cc374b48ec541f335", kill_on_drop: false }` [INFO] [stdout] aff47c1752aa339c1da9b7cae25149ecb5562b31cb9d0a3cc374b48ec541f335 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 86727a6845c00cf34ce4f50ce2f2d40474923cb458d2b5e948c98879b585443a [INFO] running `Command { std: "docker" "start" "-a" "86727a6845c00cf34ce4f50ce2f2d40474923cb458d2b5e948c98879b585443a", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary braces around method argument [INFO] [stderr] --> src/lib.rs:317:14 [INFO] [stderr] | [INFO] [stderr] 317 | .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize }) [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 317 - .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize }) [INFO] [stderr] 317 + .map(|&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:307:5 [INFO] [stderr] | [INFO] [stderr] 307 | &buf[0..len].copy_from_slice(&input[0..len]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 307 | let _ = &buf[0..len].copy_from_slice(&input[0..len]); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `stream-vbyte` (lib) generated 2 warnings [INFO] [stderr] warning: unused label [INFO] [stderr] --> tests/cursor.rs:243:9 [INFO] [stderr] | [INFO] [stderr] 243 | 'dec1: for initial_decode_len in 4..(count + 1) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_labels)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `stream-vbyte` (test "cursor") generated 1 warning [INFO] [stderr] warning: `stream-vbyte` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/stream_vbyte-009b5ecc94a6a9d0) [INFO] [stdout] [INFO] [stdout] running 21 tests [INFO] [stdout] test cursor::tests::skip_entire_enput_is_done ... ok [INFO] [stdout] test tests::decode_num_2_byte ... ok [INFO] [stdout] test tests::decode_num_1_byte ... ok [INFO] [stdout] test tests::decode_num_4_byte ... ok [INFO] [stdout] test tests::decode_num_3_byte ... ok [INFO] [stdout] test tests::decode_num_zero ... ok [INFO] [stdout] test tests::decode_num_u32_max ... ok [INFO] [stdout] test tests::encode_num_u32_max ... ok [INFO] [stdout] test tests::encode_num_middleish ... ok [INFO] [stdout] test tests::encode_num_bottom_two_bytes ... ok [INFO] [stdout] test tests::encode_num_zero ... ok [INFO] [stdout] test tests::encoded_shape_len_0 ... ok [INFO] [stdout] test tests::encoded_shape_len_1 ... ok [INFO] [stdout] test tests::encoded_shape_len_3 ... ok [INFO] [stdout] test tests::encoded_shape_len_4 ... ok [INFO] [stdout] test tests::encoded_shape_len_5 ... ok [INFO] [stdout] test cursor::tests::panics_on_not_multiple_of_4 - should panic ... ok [INFO] [stdout] test cursor::tests::panics_on_exceeding_full_quads - should panic ... ok [INFO] [stdout] test tests::encode_decode_roundtrip_random ... ok [INFO] [stdout] test tests::decoder_honors_nums_to_decode_scalar ... ok [INFO] [stdout] test tests::cumulative_encoded_len_accurate_complete_quad ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s [INFO] [stdout] [INFO] [stderr] Running tests/cursor.rs (/opt/rustwide/target/debug/deps/cursor-4562c9fba7cb11da) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test decode_cursor_skip_from_start_scalar ... ok [INFO] [stdout] test decode_cursor_every_decode_len_scalar ... ok [INFO] [stdout] test decode_cursor_skip_every_allowable_len_between_decodes_scalar ... ok [INFO] [stderr] Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-ea601f76191ba97f) [INFO] [stdout] test decode_cursor_random_decode_len_scalar ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.37s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test partial_final_quad_roundtrip_scalar ... ok [INFO] [stdout] test encode_scalar_compare_reference_impl ... ok [INFO] [stdout] test random_roundtrip_scalar_scalar ... ok [INFO] [stdout] test all_same_single_byte_scalar_scalar ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 12.37s [INFO] [stdout] [INFO] [stderr] Doc-tests stream-vbyte [INFO] [stderr] warning: unnecessary braces around method argument [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:317:14 [INFO] [stderr] | [INFO] [stderr] 317 | .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize }) [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 317 - .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize }) [INFO] [stderr] 317 + .map(|&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 51) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "86727a6845c00cf34ce4f50ce2f2d40474923cb458d2b5e948c98879b585443a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86727a6845c00cf34ce4f50ce2f2d40474923cb458d2b5e948c98879b585443a", kill_on_drop: false }` [INFO] [stdout] 86727a6845c00cf34ce4f50ce2f2d40474923cb458d2b5e948c98879b585443a