[INFO] fetching crate syncdoc 0.5.2...
[INFO] checking syncdoc-0.5.2 against try#50f413885985a8b0a0b6ca0766a0aedd45304953 for pr-155657-1
[INFO] extracting crate syncdoc 0.5.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate syncdoc 0.5.2
[INFO] finished tweaking crates.io crate syncdoc 0.5.2
[INFO] tweaked toml for crates.io crate syncdoc 0.5.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate syncdoc 0.5.2 on toolchain 50f413885985a8b0a0b6ca0766a0aedd45304953
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate syncdoc 0.5.2 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" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31fd7412fd125a9da4ff7ef322557610afeeba502310e9ace36f62ffbec69201
[INFO] running `Command { std: "docker" "start" "-a" "31fd7412fd125a9da4ff7ef322557610afeeba502310e9ace36f62ffbec69201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31fd7412fd125a9da4ff7ef322557610afeeba502310e9ace36f62ffbec69201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31fd7412fd125a9da4ff7ef322557610afeeba502310e9ace36f62ffbec69201", kill_on_drop: false }`
[INFO] [stdout] 31fd7412fd125a9da4ff7ef322557610afeeba502310e9ace36f62ffbec69201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bca88174d4a585e4a6e4add40c7f9b16398f172a17846cf349b9f6f8ce175b0d
[INFO] running `Command { std: "docker" "start" "-a" "bca88174d4a585e4a6e4add40c7f9b16398f172a17846cf349b9f6f8ce175b0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]     Checking unicode-ident v1.0.22
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling dtor-proc-macro v0.0.6
[INFO] [stderr]     Checking str_indices v0.4.4
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling ctor-proc-macro v0.0.7
[INFO] [stderr]     Checking shadow_counted v0.4.0
[INFO] [stderr]     Checking predicates-core v1.0.9
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking termtree v0.5.1
[INFO] [stderr]    Compiling assert_cmd v2.1.1
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]     Checking ropey v1.6.1
[INFO] [stderr]     Checking dtor v0.1.1
[INFO] [stderr]     Checking predicates-tree v1.0.12
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]     Checking ctor v0.6.1
[INFO] [stderr]     Checking braces v0.2.6
[INFO] [stderr]     Checking predicates v3.1.3
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking quote v1.0.42
[INFO] [stderr]     Checking unsynn v0.1.1
[INFO] [stderr]     Checking rust-format v0.3.4
[INFO] [stderr]     Checking textum v0.1.2
[INFO] [stdout] error[E0277]: the trait bound `(): std::error::Error` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/unsynn-0.1.1/src/rust_types.rs:16:92
[INFO] [stdout]     |
[INFO] [stdout]  16 |                     <$ty>::try_from(lit.second.value()).map_err(|e| Error::dynamic(tokens, e))
[INFO] [stdout]     |                                                                     --------------         ^ the trait `std::error::Error` is not implemented for `()`
[INFO] [stdout]     |                                                                     |
[INFO] [stdout]     |                                                                     required by a bound introduced by this call
[INFO] [stdout] ...
[INFO] [stdout]  31 | impl_unsigned_integer! {u8, u16, u32, u64, u128, usize}
[INFO] [stdout]     | ------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `error::Error::dynamic`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/unsynn-0.1.1/src/error.rs:110:52
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn dynamic(pos: impl TokenCount, err: impl std::error::Error + 'static) -> Self {
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^ required by this bound in `Error::dynamic`
[INFO] [stdout]     = note: this error originates in the macro `impl_unsigned_integer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking imara-diff v0.2.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unsynn` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bca88174d4a585e4a6e4add40c7f9b16398f172a17846cf349b9f6f8ce175b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bca88174d4a585e4a6e4add40c7f9b16398f172a17846cf349b9f6f8ce175b0d", kill_on_drop: false }`
[INFO] [stdout] bca88174d4a585e4a6e4add40c7f9b16398f172a17846cf349b9f6f8ce175b0d