[INFO] fetching crate valitron 0.5.6...
[INFO] testing valitron-0.5.6 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate valitron 0.5.6 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate valitron 0.5.6
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate valitron 0.5.6
[INFO] tweaked toml for crates.io crate valitron 0.5.6 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate valitron 0.5.6 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate valitron 0.5.6 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c516915707db83e021aa05e1f1fde52f3a1bd1eab75961dc5477fc43f0f83828
[INFO] running `Command { std: "docker" "start" "-a" "c516915707db83e021aa05e1f1fde52f3a1bd1eab75961dc5477fc43f0f83828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c516915707db83e021aa05e1f1fde52f3a1bd1eab75961dc5477fc43f0f83828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c516915707db83e021aa05e1f1fde52f3a1bd1eab75961dc5477fc43f0f83828", kill_on_drop: false }`
[INFO] [stdout] c516915707db83e021aa05e1f1fde52f3a1bd1eab75961dc5477fc43f0f83828
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4131dae6753521f346b7f8bb25c8817549402098e2a802042281808bc4b425bd
[INFO] running `Command { std: "docker" "start" "-a" "4131dae6753521f346b7f8bb25c8817549402098e2a802042281808bc4b425bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling valitron v0.5.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/de/mod.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn unexpected(&self) -> Unexpected {
[INFO] [stdout]    |                   ^^^^^     ---------- the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn unexpected(&self) -> Unexpected<'_> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/register/field_name.rs:375:30
[INFO] [stdout]     |
[INFO] [stdout] 375 | pub fn parse_message(source: &str) -> Result<MessageKey, String> {
[INFO] [stdout]     |                              ^^^^            ---------- the same lifetime is hidden here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 375 | pub fn parse_message(source: &str) -> Result<MessageKey<'_>, String> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `array::<impl [T; N]>::map` that must be used
[INFO] [stdout]    --> src/register/message.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 | /         list.map(|(key_str, v)| {
[INFO] [stdout] 138 | |             let MessageKey { fields, rule } =
[INFO] [stdout] 139 | |                 crate::panic_on_err!(field_name::parse_message(key_str));
[INFO] [stdout] ...   |
[INFO] [stdout] 166 | |                 });
[INFO] [stdout] 167 | |         });
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let _ = list.map(|(key_str, v)| {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "4131dae6753521f346b7f8bb25c8817549402098e2a802042281808bc4b425bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4131dae6753521f346b7f8bb25c8817549402098e2a802042281808bc4b425bd", kill_on_drop: false }`
[INFO] [stdout] 4131dae6753521f346b7f8bb25c8817549402098e2a802042281808bc4b425bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1103f97781e10fc81fe38bd46220c0c0f0f4f19619433c817ff296f56ff73077
[INFO] running `Command { std: "docker" "start" "-a" "1103f97781e10fc81fe38bd46220c0c0f0f4f19619433c817ff296f56ff73077", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.21.1
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling indexmap v2.8.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling cc v1.2.17
[INFO] [stderr]    Compiling deranged v0.4.1
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling cookie v0.17.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling inlinable_string v0.1.15
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling bytestring v1.4.0
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]    Compiling local-waker v0.1.4
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling tokio v1.44.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling stable-pattern v0.1.0
[INFO] [stderr]    Compiling winnow v0.7.4
[INFO] [stderr]    Compiling regex-lite v0.1.6
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling rustix v1.0.3
[INFO] [stderr]    Compiling state v0.5.3
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling miniz_oxide v0.8.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling brotli-decompressor v4.0.2
[INFO] [stderr]    Compiling actix-utils v3.0.1
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling figment v0.10.19
[INFO] [stderr]    Compiling multer v2.1.0
[INFO] [stderr]    Compiling half v2.5.0
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]    Compiling actix-service v2.0.3
[INFO] [stderr]    Compiling pq-sys v0.7.0
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling clap_builder v4.5.32
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling flate2 v1.1.0
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling brotli v7.0.0
[INFO] [stderr]    Compiling actix-router v0.5.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling local-channel v0.1.5
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.100/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=6f9b12a986d3928d -C extra-filename=-5b2d52f8d51fab19 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-21e3e1a6b62590dc.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d9cd4251aac42a18.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1103f97781e10fc81fe38bd46220c0c0f0f4f19619433c817ff296f56ff73077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1103f97781e10fc81fe38bd46220c0c0f0f4f19619433c817ff296f56ff73077", kill_on_drop: false }`
[INFO] [stdout] 1103f97781e10fc81fe38bd46220c0c0f0f4f19619433c817ff296f56ff73077