[INFO] fetching crate opusmeta 3.0.0...
[INFO] testing opusmeta-3.0.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate opusmeta 3.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate opusmeta 3.0.0
[INFO] finished tweaking crates.io crate opusmeta 3.0.0
[INFO] tweaked toml for crates.io crate opusmeta 3.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate opusmeta 3.0.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate opusmeta 3.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84a7537cd91641beb71dd4f5cf3abf91d551f621cf37b4aac2f12755c583354a
[INFO] running `Command { std: "docker" "start" "-a" "84a7537cd91641beb71dd4f5cf3abf91d551f621cf37b4aac2f12755c583354a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84a7537cd91641beb71dd4f5cf3abf91d551f621cf37b4aac2f12755c583354a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84a7537cd91641beb71dd4f5cf3abf91d551f621cf37b4aac2f12755c583354a", kill_on_drop: false }`
[INFO] [stdout] 84a7537cd91641beb71dd4f5cf3abf91d551f621cf37b4aac2f12755c583354a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07662546fac919e2f53882cf3849b2b9e1bda802835ca7f5855a7eb48f915e71
[INFO] running `Command { std: "docker" "start" "-a" "07662546fac919e2f53882cf3849b2b9e1bda802835ca7f5855a7eb48f915e71", kill_on_drop: false }`
[INFO] [stderr]    Compiling ogg v0.9.1
[INFO] [stderr]    Compiling infer v0.19.0
[INFO] [stderr]    Compiling opusmeta v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "07662546fac919e2f53882cf3849b2b9e1bda802835ca7f5855a7eb48f915e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07662546fac919e2f53882cf3849b2b9e1bda802835ca7f5855a7eb48f915e71", kill_on_drop: false }`
[INFO] [stdout] 07662546fac919e2f53882cf3849b2b9e1bda802835ca7f5855a7eb48f915e71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 848c74616f461982832a40976e1cae289cbeac50ccb628872a1a8f66d8b6e0c9
[INFO] running `Command { std: "docker" "start" "-a" "848c74616f461982832a40976e1cae289cbeac50ccb628872a1a8f66d8b6e0c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling opusmeta v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:456:41
[INFO] [stdout]     |
[INFO] [stdout] 456 |         assert!(matches!(remove_result, Ok(None)));
[INFO] [stdout]     |                          -------------  ^^^^^^^^ expected `Option<Picture>`, found `Result<_, _>`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this expression has type `Option<Picture>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Option<Picture>`
[INFO] [stdout]                found enum `std::result::Result<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:467:41
[INFO] [stdout]     |
[INFO] [stdout] 467 |         assert!(matches!(remove_result, Ok(Some(_))));
[INFO] [stdout]     |                          -------------  ^^^^^^^^^^^ expected `Option<Picture>`, found `Result<_, _>`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this expression has type `Option<Picture>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Option<Picture>`
[INFO] [stdout]                found enum `std::result::Result<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:471:41
[INFO] [stdout]     |
[INFO] [stdout] 471 |         assert!(matches!(remove_result, Ok(None)));
[INFO] [stdout]     |                          -------------  ^^^^^^^^ expected `Option<Picture>`, found `Result<_, _>`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this expression has type `Option<Picture>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Option<Picture>`
[INFO] [stdout]                found enum `std::result::Result<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `opusmeta` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "848c74616f461982832a40976e1cae289cbeac50ccb628872a1a8f66d8b6e0c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "848c74616f461982832a40976e1cae289cbeac50ccb628872a1a8f66d8b6e0c9", kill_on_drop: false }`
[INFO] [stdout] 848c74616f461982832a40976e1cae289cbeac50ccb628872a1a8f66d8b6e0c9