[INFO] cloning repository https://github.com/vaxispraxis/Subnet_Calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vaxispraxis/Subnet_Calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaxispraxis%2FSubnet_Calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaxispraxis%2FSubnet_Calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be025949010f322447b10a67280c390a9d298bae
[INFO] checking vaxispraxis/Subnet_Calculator against master#d2eadb7a94ef8c9deb5137695df33cd1fc5aee92 for pr-137268
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaxispraxis%2FSubnet_Calculator" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/vaxispraxis/Subnet_Calculator on toolchain d2eadb7a94ef8c9deb5137695df33cd1fc5aee92
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vaxispraxis/Subnet_Calculator
[INFO] finished tweaking git repo https://github.com/vaxispraxis/Subnet_Calculator
[INFO] tweaked toml for git repo https://github.com/vaxispraxis/Subnet_Calculator written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/vaxispraxis/Subnet_Calculator 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" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xdg-home v1.2.0
[INFO] [stderr]   Downloaded webbrowser v1.0.1
[INFO] [stderr]   Downloaded ipnetwork v0.20.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93c14f9449bbfae1b956641e65ddf8d0c903939b3f4bf14e2d885fd027b23f9e
[INFO] running `Command { std: "docker" "start" "-a" "93c14f9449bbfae1b956641e65ddf8d0c903939b3f4bf14e2d885fd027b23f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93c14f9449bbfae1b956641e65ddf8d0c903939b3f4bf14e2d885fd027b23f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93c14f9449bbfae1b956641e65ddf8d0c903939b3f4bf14e2d885fd027b23f9e", kill_on_drop: false }`
[INFO] [stdout] 93c14f9449bbfae1b956641e65ddf8d0c903939b3f4bf14e2d885fd027b23f9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03f682122e5a26d2fb0bb9979a4ffbfbfc13710dc147f457866b39534c744517
[INFO] running `Command { std: "docker" "start" "-a" "03f682122e5a26d2fb0bb9979a4ffbfbfc13710dc147f457866b39534c744517", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling cc v1.1.5
[INFO] [stderr]     Checking libloading v0.8.4
[INFO] [stderr]    Compiling wayland-sys v0.31.4
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling quick-xml v0.34.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling wayland-client v0.31.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking event-listener v5.3.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]     Checking piper v0.2.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]    Compiling wayland-scanner v0.31.4
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking ttf-parser v0.24.0
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling xml-rs v0.8.20
[INFO] [stderr]     Checking xcursor v0.3.6
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking async-executor v1.13.0
[INFO] [stderr]     Checking async-broadcast v0.5.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking ordered-stream v0.2.0
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.18.1
[INFO] [stderr]     Checking strict-num v0.1.1
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking accesskit v0.12.3
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling wayland-backend v0.3.6
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]    Compiling winit v0.29.15
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking xdg-home v1.2.0
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking raw-window-handle v0.5.2
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling glutin_egl_sys v0.6.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.5.0
[INFO] [stderr]     Checking xkbcommon-dl v0.4.2
[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/d2eadb7a94ef8c9deb5137695df33cd1fc5aee92/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="fold"' --cfg 'feature="full"' --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=50075bbdab6628b7 -C extra-filename=-762f02b6f8965c7f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-671e2dffb1a4640b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6a3467902d9fc333.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.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" "03f682122e5a26d2fb0bb9979a4ffbfbfc13710dc147f457866b39534c744517", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03f682122e5a26d2fb0bb9979a4ffbfbfc13710dc147f457866b39534c744517", kill_on_drop: false }`
[INFO] [stdout] 03f682122e5a26d2fb0bb9979a4ffbfbfc13710dc147f457866b39534c744517