[INFO] fetching crate guitar-riff 0.1.1...
[INFO] testing guitar-riff-0.1.1 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate guitar-riff 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate guitar-riff 0.1.1
[INFO] finished tweaking crates.io crate guitar-riff 0.1.1
[INFO] tweaked toml for crates.io crate guitar-riff 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate guitar-riff 0.1.1 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "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" "+beta-2026-03-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acc31033238daa981b84a8b39579d670c7746d174d89dfcbfcd03e4a8ed4d4cb
[INFO] running `Command { std: "docker" "start" "-a" "acc31033238daa981b84a8b39579d670c7746d174d89dfcbfcd03e4a8ed4d4cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acc31033238daa981b84a8b39579d670c7746d174d89dfcbfcd03e4a8ed4d4cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc31033238daa981b84a8b39579d670c7746d174d89dfcbfcd03e4a8ed4d4cb", kill_on_drop: false }`
[INFO] [stdout] acc31033238daa981b84a8b39579d670c7746d174d89dfcbfcd03e4a8ed4d4cb
[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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cabcf4104679ddfcf080a4065100e214f32926f13b6f9a76b3b1b5881ddba1ff
[INFO] running `Command { std: "docker" "start" "-a" "cabcf4104679ddfcf080a4065100e214f32926f13b6f9a76b3b1b5881ddba1ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling guitar-riff v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "cabcf4104679ddfcf080a4065100e214f32926f13b6f9a76b3b1b5881ddba1ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cabcf4104679ddfcf080a4065100e214f32926f13b6f9a76b3b1b5881ddba1ff", kill_on_drop: false }`
[INFO] [stdout] cabcf4104679ddfcf080a4065100e214f32926f13b6f9a76b3b1b5881ddba1ff
[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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e69400505dba51fc56f25dbfb84007c8f3e0d3aa64f10a1ae97f9d7d5a40e637
[INFO] running `Command { std: "docker" "start" "-a" "e69400505dba51fc56f25dbfb84007c8f3e0d3aa64f10a1ae97f9d7d5a40e637", kill_on_drop: false }`
[INFO] [stderr]    Compiling guitar-riff v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "e69400505dba51fc56f25dbfb84007c8f3e0d3aa64f10a1ae97f9d7d5a40e637", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e69400505dba51fc56f25dbfb84007c8f3e0d3aa64f10a1ae97f9d7d5a40e637", kill_on_drop: false }`
[INFO] [stdout] e69400505dba51fc56f25dbfb84007c8f3e0d3aa64f10a1ae97f9d7d5a40e637
[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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 68583af2aea576fc88c234123feafaab1a4f644083ae0695b48a1f17e910b1d3
[INFO] running `Command { std: "docker" "start" "-a" "68583af2aea576fc88c234123feafaab1a4f644083ae0695b48a1f17e910b1d3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/guitar_riff-7b4056f7b0cdebc2)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test riff::test::should_correctly_read_riff_header ... ok
[INFO] [stderr]    Doc-tests guitar_riff
[INFO] [stdout] test riff::test::should_error_if_identifier_is_not_riff ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/riff.rs - riff::RiffFile::chunks (line 86) - compile ... FAILED
[INFO] [stdout] test src/riff.rs - riff::RiffStream<R>::chunks (line 121) - compile ... FAILED
[INFO] [stdout] test src/chunk.rs - chunk::Chunk::inner_size (line 58) ... ok
[INFO] [stdout] test src/chunk.rs - chunk::Chunk::outer_size (line 41) ... ok
[INFO] [stdout] test src/chunk.rs - chunk::Chunk::outer_size (line 35) ... ok
[INFO] [stdout] test src/chunk.rs - chunk::Chunk::inner_size (line 68) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/riff.rs - riff::RiffFile::chunks (line 86) stdout ----
[INFO] [stdout] error[E0596]: cannot borrow `file` as mutable, as it is not declared as mutable
[INFO] [stdout]   --> src/riff.rs:90:14
[INFO] [stdout]    |
[INFO] [stdout] 90 | for chunk in file.chunks() {
[INFO] [stdout]    |              ^^^^ cannot borrow as mutable
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing this to be mutable
[INFO] [stdout]    |
[INFO] [stdout] 89 | let mut file = RiffFile::open("MyFile.wav").unwrap();
[INFO] [stdout]    |     +++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0596`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/riff.rs - riff::RiffStream<R>::chunks (line 121) stdout ----
[INFO] [stdout] error: expected `;`, found `}`
[INFO] [stdout]    --> src/riff.rs:127:2
[INFO] [stdout]     |
[INFO] [stdout] 127 | }
[INFO] [stdout]     |  ^ help: add `;` here
[INFO] [stdout] 128 | } _doctest_main_src_riff_rs_121_0() }
[INFO] [stdout]     | - unexpected token
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `stream` in this scope
[INFO] [stdout]    --> src/riff.rs:125:14
[INFO] [stdout]     |
[INFO] [stdout] 125 | for chunk in stream.chunks() {
[INFO] [stdout]     |              ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/riff.rs - riff::RiffFile::chunks (line 86)
[INFO] [stdout]     src/riff.rs - riff::RiffStream<R>::chunks (line 121)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "68583af2aea576fc88c234123feafaab1a4f644083ae0695b48a1f17e910b1d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68583af2aea576fc88c234123feafaab1a4f644083ae0695b48a1f17e910b1d3", kill_on_drop: false }`
[INFO] [stdout] 68583af2aea576fc88c234123feafaab1a4f644083ae0695b48a1f17e910b1d3
