[INFO] cloning repository https://github.com/Kile-Asmussen/proxy_mtg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kile-Asmussen/proxy_mtg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKile-Asmussen%2Fproxy_mtg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKile-Asmussen%2Fproxy_mtg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abc0baa6d49425b3b390610d61fe136627a37068
[INFO] building Kile-Asmussen/proxy_mtg against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKile-Asmussen%2Fproxy_mtg" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kile-Asmussen/proxy_mtg on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kile-Asmussen/proxy_mtg
[INFO] finished tweaking git repo https://github.com/Kile-Asmussen/proxy_mtg
[INFO] tweaked toml for git repo https://github.com/Kile-Asmussen/proxy_mtg written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Kile-Asmussen/proxy_mtg 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b02bd86befcbbc4d1e54ff288f5a8779aee052e92859ebf2e67a0e4d71030ab5
[INFO] running `Command { std: "docker" "start" "-a" "b02bd86befcbbc4d1e54ff288f5a8779aee052e92859ebf2e67a0e4d71030ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b02bd86befcbbc4d1e54ff288f5a8779aee052e92859ebf2e67a0e4d71030ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b02bd86befcbbc4d1e54ff288f5a8779aee052e92859ebf2e67a0e4d71030ab5", kill_on_drop: false }`
[INFO] [stdout] b02bd86befcbbc4d1e54ff288f5a8779aee052e92859ebf2e67a0e4d71030ab5
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d71a921ca8e777a844255a1074403ead8872cf1d4414fe9f8368b4e264ae9c0
[INFO] running `Command { std: "docker" "start" "-a" "8d71a921ca8e777a844255a1074403ead8872cf1d4414fe9f8368b4e264ae9c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling writeable v0.6.1
[INFO] [stderr]    Compiling litemap v0.8.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling cc v1.2.24
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling rustls v0.23.27
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling webpki-roots v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling clap_builder v4.5.38
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling regex v1.11.1
[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/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.101/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"' --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=c0647f1166039e68 -C extra-filename=-94553114f3835ba7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3b12e67430ed0f16.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-558b4ebddb476b83.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b062d05623149337.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8d71a921ca8e777a844255a1074403ead8872cf1d4414fe9f8368b4e264ae9c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d71a921ca8e777a844255a1074403ead8872cf1d4414fe9f8368b4e264ae9c0", kill_on_drop: false }`
[INFO] [stdout] 8d71a921ca8e777a844255a1074403ead8872cf1d4414fe9f8368b4e264ae9c0