[INFO] fetching crate syn 2.0.104...
[INFO] checking syn-2.0.104 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate syn 2.0.104 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate syn 2.0.104
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate syn 2.0.104
[INFO] tweaked toml for crates.io crate syn 2.0.104 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate syn 2.0.104 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate syn 2.0.104 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn-test-suite v0.0.0+test
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b84cbd92a6fb5e2905f5637d780da4df6b02de9e29b4af9eddb301585bcb75d
[INFO] running `Command { std: "docker" "start" "-a" "8b84cbd92a6fb5e2905f5637d780da4df6b02de9e29b4af9eddb301585bcb75d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b84cbd92a6fb5e2905f5637d780da4df6b02de9e29b4af9eddb301585bcb75d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b84cbd92a6fb5e2905f5637d780da4df6b02de9e29b4af9eddb301585bcb75d", kill_on_drop: false }`
[INFO] [stdout] 8b84cbd92a6fb5e2905f5637d780da4df6b02de9e29b4af9eddb301585bcb75d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c223fe04ef15b6330bdac543a8e63f2a21f38f8f18679f094205e7ce1010d08f
[INFO] running `Command { std: "docker" "start" "-a" "c223fe04ef15b6330bdac543a8e63f2a21f38f8f18679f094205e7ce1010d08f", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking slab v0.4.10
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking openssl-probe v0.1.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking iri-string v0.7.8
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking rustls-pki-types v1.12.0
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking syn-test-suite v0.0.0+test
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stdout] error: expected item, found `@`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-test-suite-0.0.0+test/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | @
[INFO] [stdout]   | ^ expected item
[INFO] [stdout]   |
[INFO] [stdout]   = note: for a full list of items that can appear in modules, see <https://doc.rust-lang.org/reference/items.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn-test-suite` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c223fe04ef15b6330bdac543a8e63f2a21f38f8f18679f094205e7ce1010d08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c223fe04ef15b6330bdac543a8e63f2a21f38f8f18679f094205e7ce1010d08f", kill_on_drop: false }`
[INFO] [stdout] c223fe04ef15b6330bdac543a8e63f2a21f38f8f18679f094205e7ce1010d08f