[INFO] fetching crate mythic 0.1.0...
[INFO] testing mythic-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate mythic 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate mythic 0.1.0
[INFO] finished tweaking crates.io crate mythic 0.1.0
[INFO] tweaked toml for crates.io crate mythic 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mythic 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mythic 0.1.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3d8edb9e717eacfde58e673ee922e0d54575b786c9842d5b62c1f21e0e9e1c8
[INFO] running `Command { std: "docker" "start" "-a" "f3d8edb9e717eacfde58e673ee922e0d54575b786c9842d5b62c1f21e0e9e1c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3d8edb9e717eacfde58e673ee922e0d54575b786c9842d5b62c1f21e0e9e1c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3d8edb9e717eacfde58e673ee922e0d54575b786c9842d5b62c1f21e0e9e1c8", kill_on_drop: false }`
[INFO] [stdout] f3d8edb9e717eacfde58e673ee922e0d54575b786c9842d5b62c1f21e0e9e1c8
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 085f70b0a47362051c8f858556f2684e7787d7c5f3cb6d0b4bf39c169cc2d142
[INFO] running `Command { std: "docker" "start" "-a" "085f70b0a47362051c8f858556f2684e7787d7c5f3cb6d0b4bf39c169cc2d142", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling cc v1.1.21
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling libloading v0.8.5
[INFO] [stderr]    Compiling allocator-api2 v0.2.18
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling winnow v0.6.18
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling miniz_oxide v0.8.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling flate2 v1.0.33
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rayon v1.8.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling fdeflate v0.3.4
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling ff v0.13.0
[INFO] [stderr]    Compiling euclid v0.22.11
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling camino v1.1.9
[INFO] [stderr]    Compiling weezl v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling png v0.17.13
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling raw-window-handle v0.5.2
[INFO] [stderr]    Compiling unicode-general-category v0.6.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling wayland-sys v0.31.5
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling xml-rs v0.8.22
[INFO] [stderr]    Compiling palette v0.7.6
[INFO] [stderr]    Compiling nix v0.25.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling wayland-backend v0.3.7
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling fast-srgb8 v1.0.0
[INFO] [stderr]    Compiling unicode-script v0.5.7
[INFO] [stderr]    Compiling fastrand v2.1.1
[INFO] [stderr]    Compiling unicode-ccc v0.1.2
[INFO] [stderr]    Compiling roxmltree v0.20.0
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling unicode-bidi-mirroring v0.1.0
[INFO] [stderr]    Compiling ttf-parser v0.19.2
[INFO] [stderr]    Compiling exr v1.72.0
[INFO] [stderr]    Compiling fontconfig-parser v0.5.7
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling lyon_geom v1.0.5
[INFO] [stderr]    Compiling gif v0.13.1
[INFO] [stderr]    Compiling memmap2 v0.6.2
[INFO] [stderr]    Compiling kurbo v0.9.5
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.93
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling lyon_path v1.0.5
[INFO] [stderr]    Compiling quick-xml v0.36.2
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling rctree v0.5.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling svgtypes v0.11.0
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling ash v0.37.3+1.3.251
[INFO] [stderr]    Compiling wayland-client v0.31.6
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling wayland-scanner v0.31.5
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling fontdb v0.14.1
[INFO] [stderr]    Compiling gif v0.12.0
[INFO] [stderr]    Compiling spirv v0.2.0+1.5.4
[INFO] [stderr]    Compiling gpu-alloc-types v0.2.0
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling wayland-sys v0.30.1
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling xcursor v0.3.8
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling ttf-parser v0.18.1
[INFO] [stderr]    Compiling xmlparser v0.13.6
[INFO] [stderr]    Compiling hexf-parse v0.2.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.93
[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/b83b707f97d809763b7861afa7638871f3339a33/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"' --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", "quote", "test", "visit", "visit-mut"))' -C metadata=9eef700b0753fdee -C extra-filename=-850061f48372ff74 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-cc3909201ff95dd8.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-f090026da658f899.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-2f3def79317703c6.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" "085f70b0a47362051c8f858556f2684e7787d7c5f3cb6d0b4bf39c169cc2d142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "085f70b0a47362051c8f858556f2684e7787d7c5f3cb6d0b4bf39c169cc2d142", kill_on_drop: false }`
[INFO] [stdout] 085f70b0a47362051c8f858556f2684e7787d7c5f3cb6d0b4bf39c169cc2d142