[INFO] fetching crate packed_struct 0.6.0... [INFO] testing packed_struct-0.6.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate packed_struct 0.6.0 into /workspace/builds/worker-85/source [INFO] validating manifest of crates.io crate packed_struct 0.6.0 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 packed_struct 0.6.0 [INFO] finished tweaking crates.io crate packed_struct 0.6.0 [INFO] tweaked toml for crates.io crate packed_struct 0.6.0 written to /workspace/builds/worker-85/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-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] a75ded890854a0a60f799f6733c603bf37dfab20154eb6c8e25f9ffd051d91d6 [INFO] running `Command { std: "docker" "start" "-a" "a75ded890854a0a60f799f6733c603bf37dfab20154eb6c8e25f9ffd051d91d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a75ded890854a0a60f799f6733c603bf37dfab20154eb6c8e25f9ffd051d91d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a75ded890854a0a60f799f6733c603bf37dfab20154eb6c8e25f9ffd051d91d6", kill_on_drop: false }` [INFO] [stdout] a75ded890854a0a60f799f6733c603bf37dfab20154eb6c8e25f9ffd051d91d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] f4d8a0a029fb24c8c8dd8a340ed7e44eaabe818bba148e21cf454b5517dca8c6 [INFO] running `Command { std: "docker" "start" "-a" "f4d8a0a029fb24c8c8dd8a340ed7e44eaabe818bba148e21cf454b5517dca8c6", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling packed_struct v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling packed_struct_codegen v0.6.1 [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/types_generic.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | &mut output[..].copy_from_slice(&packed.as_bytes_slice()); [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] 10 | let _ = &mut output[..].copy_from_slice(&packed.as_bytes_slice()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.13s [INFO] running `Command { std: "docker" "inspect" "f4d8a0a029fb24c8c8dd8a340ed7e44eaabe818bba148e21cf454b5517dca8c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4d8a0a029fb24c8c8dd8a340ed7e44eaabe818bba148e21cf454b5517dca8c6", kill_on_drop: false }` [INFO] [stdout] f4d8a0a029fb24c8c8dd8a340ed7e44eaabe818bba148e21cf454b5517dca8c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] ece498ff2221bdae7e3c808899920747a433034ba545a1757a7113dffed86555 [INFO] running `Command { std: "docker" "start" "-a" "ece498ff2221bdae7e3c808899920747a433034ba545a1757a7113dffed86555", kill_on_drop: false }` [INFO] [stderr] Compiling packed_struct v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/types_generic.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | &mut output[..].copy_from_slice(&packed.as_bytes_slice()); [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] 10 | let _ = &mut output[..].copy_from_slice(&packed.as_bytes_slice()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/types_generic.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | &mut output[..].copy_from_slice(&packed.as_bytes_slice()); [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] 10 | let _ = &mut output[..].copy_from_slice(&packed.as_bytes_slice()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.18s [INFO] running `Command { std: "docker" "inspect" "ece498ff2221bdae7e3c808899920747a433034ba545a1757a7113dffed86555", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ece498ff2221bdae7e3c808899920747a433034ba545a1757a7113dffed86555", kill_on_drop: false }` [INFO] [stdout] ece498ff2221bdae7e3c808899920747a433034ba545a1757a7113dffed86555 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] 1d6f793f9e4dafe532f84d6b15eb4765c2966251c34669cd966bdc5f7044e024 [INFO] running `Command { std: "docker" "start" "-a" "1d6f793f9e4dafe532f84d6b15eb4765c2966251c34669cd966bdc5f7044e024", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stdout] running 17 tests [INFO] [stderr] --> src/types_generic.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | &mut output[..].copy_from_slice(&packed.as_bytes_slice()); [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] 10 | let _ = &mut output[..].copy_from_slice(&packed.as_bytes_slice()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `packed_struct` (lib) generated 1 warning [INFO] [stderr] warning: `packed_struct` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/packed_struct-bf15e4d16636ab4a) [INFO] [stdout] test types_bits::test_byte_rotation ... ok [INFO] [stderr] Doc-tests packed_struct [INFO] [stdout] test types_num::test_big_slice_unpacking ... ok [INFO] [stdout] test types_num::test_packed_int_lsb ... ok [INFO] [stdout] test types_num::test_packed_int_lsb_sub ... ok [INFO] [stdout] test types_num::test_packed_int_msb ... ok [INFO] [stdout] test types_num::test_packed_int_partial ... ok [INFO] [stdout] test types_num::test_roundtrip_u20 ... ok [INFO] [stdout] test types_num::test_roundtrip_u24 ... ok [INFO] [stdout] test types_num::test_roundtrip_u32 ... ok [INFO] [stdout] test types_num::test_sign_extension ... ok [INFO] [stdout] test types_num::test_sign_extension_limits ... ok [INFO] [stdout] test types_num::test_slice_packing ... ok [INFO] [stdout] test types_num::test_struct_info ... ok [INFO] [stdout] test types_num::test_u16 ... ok [INFO] [stdout] test types_num::test_u32 ... ok [INFO] [stdout] test types_num::test_u64 ... ok [INFO] [stdout] test types_num::test_u8 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test src/lib.rs - (line 103) ... ok [INFO] [stdout] test src/lib.rs - (line 42) ... ok [INFO] [stdout] test src/lib.rs - (line 272) ... ok [INFO] [stdout] test src/lib.rs - (line 301) ... ok [INFO] [stdout] test src/lib.rs - (line 152) ... ok [INFO] [stdout] test src/lib.rs - (line 199) ... ok [INFO] [stdout] test src/lib.rs - (line 177) ... ok [INFO] [stdout] test src/lib.rs - (line 53) ... ok [INFO] [stdout] test src/types_tuples.rs - types_tuples (line 25) ... ok [INFO] [stdout] test src/types_tuples.rs - types_tuples (line 7) ... ok [INFO] [stdout] test src/lib.rs - (line 230) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.96s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1d6f793f9e4dafe532f84d6b15eb4765c2966251c34669cd966bdc5f7044e024", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d6f793f9e4dafe532f84d6b15eb4765c2966251c34669cd966bdc5f7044e024", kill_on_drop: false }` [INFO] [stdout] 1d6f793f9e4dafe532f84d6b15eb4765c2966251c34669cd966bdc5f7044e024