[INFO] fetching crate libsam-rs 0.2.0...
[INFO] testing libsam-rs-0.2.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate libsam-rs 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate libsam-rs 0.2.0
[INFO] finished tweaking crates.io crate libsam-rs 0.2.0
[INFO] tweaked toml for crates.io crate libsam-rs 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libsam-rs 0.2.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 47 packages to latest compatible versions
[INFO] [stderr]       Adding bindgen v0.68.1 (available: v0.72.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0cd8a241d94b950c8e85836d6b28662905b9d98af3f9eaccbcb0c428156162d
[INFO] running `Command { std: "docker" "start" "-a" "c0cd8a241d94b950c8e85836d6b28662905b9d98af3f9eaccbcb0c428156162d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0cd8a241d94b950c8e85836d6b28662905b9d98af3f9eaccbcb0c428156162d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0cd8a241d94b950c8e85836d6b28662905b9d98af3f9eaccbcb0c428156162d", kill_on_drop: false }`
[INFO] [stdout] c0cd8a241d94b950c8e85836d6b28662905b9d98af3f9eaccbcb0c428156162d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d21f4bc22ae4b8619a1e04c4bf3354a20eca3a23c3bade09bdb8290c2258845f
[INFO] running `Command { std: "docker" "start" "-a" "d21f4bc22ae4b8619a1e04c4bf3354a20eca3a23c3bade09bdb8290c2258845f", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling bindgen v0.68.1
[INFO] [stderr]    Compiling cc v1.2.60
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling libsam-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/lib.rs:55:52
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let mut bytes: Vec<i8> = chunk.bytes().map(|b|{std::mem::transmute(b)}).collect();
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]    |
[INFO] [stdout] 55 -     let mut bytes: Vec<i8> = chunk.bytes().map(|b|{std::mem::transmute(b)}).collect();
[INFO] [stdout] 55 +     let mut bytes: Vec<i8> = chunk.bytes().map(|b|{u8::cast_signed(b)}).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.00s
[INFO] running `Command { std: "docker" "inspect" "d21f4bc22ae4b8619a1e04c4bf3354a20eca3a23c3bade09bdb8290c2258845f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d21f4bc22ae4b8619a1e04c4bf3354a20eca3a23c3bade09bdb8290c2258845f", kill_on_drop: false }`
[INFO] [stdout] d21f4bc22ae4b8619a1e04c4bf3354a20eca3a23c3bade09bdb8290c2258845f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55ca5212777c6ee2414114002f79b311e153b6eeb1e2ede30932366139d7abc7
[INFO] running `Command { std: "docker" "start" "-a" "55ca5212777c6ee2414114002f79b311e153b6eeb1e2ede30932366139d7abc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libsam-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/lib.rs:55:52
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let mut bytes: Vec<i8> = chunk.bytes().map(|b|{std::mem::transmute(b)}).collect();
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]    |
[INFO] [stdout] 55 -     let mut bytes: Vec<i8> = chunk.bytes().map(|b|{std::mem::transmute(b)}).collect();
[INFO] [stdout] 55 +     let mut bytes: Vec<i8> = chunk.bytes().map(|b|{u8::cast_signed(b)}).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/lib.rs:55:52
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let mut bytes: Vec<i8> = chunk.bytes().map(|b|{std::mem::transmute(b)}).collect();
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]    |
[INFO] [stdout] 55 -     let mut bytes: Vec<i8> = chunk.bytes().map(|b|{std::mem::transmute(b)}).collect();
[INFO] [stdout] 55 +     let mut bytes: Vec<i8> = chunk.bytes().map(|b|{u8::cast_signed(b)}).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.29s
[INFO] running `Command { std: "docker" "inspect" "55ca5212777c6ee2414114002f79b311e153b6eeb1e2ede30932366139d7abc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55ca5212777c6ee2414114002f79b311e153b6eeb1e2ede30932366139d7abc7", kill_on_drop: false }`
[INFO] [stdout] 55ca5212777c6ee2414114002f79b311e153b6eeb1e2ede30932366139d7abc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2963c77a3fe24ef9e11c23aaf9c26be8705fde659a731e1eeb38967b9dce84a6
[INFO] running `Command { std: "docker" "start" "-a" "2963c77a3fe24ef9e11c23aaf9c26be8705fde659a731e1eeb38967b9dce84a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libsam-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> src/lib.rs:55:52
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let mut bytes: Vec<i8> = chunk.bytes().map(|b|{std::mem::transmute(b)}).collect();
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stderr] help: replace this with
[INFO] [stderr]    |
[INFO] [stderr] 55 -     let mut bytes: Vec<i8> = chunk.bytes().map(|b|{std::mem::transmute(b)}).collect();
[INFO] [stderr] 55 +     let mut bytes: Vec<i8> = chunk.bytes().map(|b|{u8::cast_signed(b)}).collect();
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `libsam-rs` (lib) generated 1 warning (run `cargo fix --lib -p libsam-rs` to apply 1 suggestion)
[INFO] [stderr] warning: `libsam-rs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.26s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libsam_rs-c09ea15cd103e0ec)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test sys::bindgen_test_layout_AudioResult ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libsam_rs
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "2963c77a3fe24ef9e11c23aaf9c26be8705fde659a731e1eeb38967b9dce84a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2963c77a3fe24ef9e11c23aaf9c26be8705fde659a731e1eeb38967b9dce84a6", kill_on_drop: false }`
[INFO] [stdout] 2963c77a3fe24ef9e11c23aaf9c26be8705fde659a731e1eeb38967b9dce84a6