[INFO] cloning repository https://github.com/ephraimkunz/rs-lcr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ephraimkunz/rs-lcr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fephraimkunz%2Frs-lcr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fephraimkunz%2Frs-lcr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8dce1e089d8ae88536a3c50d8102136949ea8422
[INFO] testing ephraimkunz/rs-lcr against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fephraimkunz%2Frs-lcr" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ephraimkunz/rs-lcr
[INFO] finished tweaking git repo https://github.com/ephraimkunz/rs-lcr
[INFO] tweaked toml for git repo https://github.com/ephraimkunz/rs-lcr written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ephraimkunz/rs-lcr on toolchain 16fbf98f22730e073c09e7b03f0eafb87a295545
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ephraimkunz/rs-lcr 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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5d9c41899dda923180dd3c26ee854113c97dac7fad95d47383266487a29226c
[INFO] running `Command { std: "docker" "start" "-a" "f5d9c41899dda923180dd3c26ee854113c97dac7fad95d47383266487a29226c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5d9c41899dda923180dd3c26ee854113c97dac7fad95d47383266487a29226c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5d9c41899dda923180dd3c26ee854113c97dac7fad95d47383266487a29226c", kill_on_drop: false }`
[INFO] [stdout] f5d9c41899dda923180dd3c26ee854113c97dac7fad95d47383266487a29226c
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98e122b24baf90ca6a859db151dc91a5beafb7d0d74e212a0a0e1b19a4d589b8
[INFO] running `Command { std: "docker" "start" "-a" "98e122b24baf90ca6a859db151dc91a5beafb7d0d74e212a0a0e1b19a4d589b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling cc v1.2.32
[INFO] [stderr]    Compiling writeable v0.6.1
[INFO] [stderr]    Compiling litemap v0.8.0
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling task-local-extensions v0.1.4
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling traitobject v0.1.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]    Compiling sha1_smol v1.0.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling sha1 v0.6.1
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling pem v1.1.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[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/16fbf98f22730e073c09e7b03f0eafb87a295545/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.104/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=bcebb22733c1a4b9 -C extra-filename=-f9cb331781faf872 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.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" "98e122b24baf90ca6a859db151dc91a5beafb7d0d74e212a0a0e1b19a4d589b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e122b24baf90ca6a859db151dc91a5beafb7d0d74e212a0a0e1b19a4d589b8", kill_on_drop: false }`
[INFO] [stdout] 98e122b24baf90ca6a859db151dc91a5beafb7d0d74e212a0a0e1b19a4d589b8