[INFO] cloning repository https://github.com/Vany/rcr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vany/rcr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVany%2Frcr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVany%2Frcr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05f601312efa7b46bcc03a4aff759d810a220386
[INFO] building Vany/rcr against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVany%2Frcr" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Vany/rcr
[INFO] finished tweaking git repo https://github.com/Vany/rcr
[INFO] tweaked toml for git repo https://github.com/Vany/rcr written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Vany/rcr on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Vany/rcr 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81e44852b20d168fd11247d30c56f1f254a3f4764bab45bba322f9af0ba5d136
[INFO] running `Command { std: "docker" "start" "-a" "81e44852b20d168fd11247d30c56f1f254a3f4764bab45bba322f9af0ba5d136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81e44852b20d168fd11247d30c56f1f254a3f4764bab45bba322f9af0ba5d136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e44852b20d168fd11247d30c56f1f254a3f4764bab45bba322f9af0ba5d136", kill_on_drop: false }`
[INFO] [stdout] 81e44852b20d168fd11247d30c56f1f254a3f4764bab45bba322f9af0ba5d136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16f002c68cfcef7210965c3f44bdb7de6ace1df74e22da7f392fa52655ecfadb
[INFO] running `Command { std: "docker" "start" "-a" "16f002c68cfcef7210965c3f44bdb7de6ace1df74e22da7f392fa52655ecfadb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]    Compiling libc v0.2.164
[INFO] [stderr]    Compiling itoa v1.0.13
[INFO] [stderr]    Compiling bytes v1.8.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]    Compiling hashbrown v0.15.1
[INFO] [stderr]    Compiling allocator-api2 v0.2.20
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling unicase v2.8.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling object v0.36.5
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling log-mdc v0.1.0
[INFO] [stderr]    Compiling arc-swap v1.7.1
[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/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.89/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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=7fbd4a12df13e2c9 -C extra-filename=-4ac0b6bfa29d444d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f77d51280df25a86.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b19d02e79eb7f315.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-13328ff8d6cc16fd.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --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", "quote", "test", "visit", "visit-mut"))' -C metadata=3d9164eb2ede8789 -C extra-filename=-1dc2347b0a5551c0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f77d51280df25a86.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b19d02e79eb7f315.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-13328ff8d6cc16fd.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "16f002c68cfcef7210965c3f44bdb7de6ace1df74e22da7f392fa52655ecfadb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16f002c68cfcef7210965c3f44bdb7de6ace1df74e22da7f392fa52655ecfadb", kill_on_drop: false }`
[INFO] [stdout] 16f002c68cfcef7210965c3f44bdb7de6ace1df74e22da7f392fa52655ecfadb