[INFO] fetching crate skeleton-mans-amateur-skater 0.0.8...
[INFO] checking skeleton-mans-amateur-skater-0.0.8 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate skeleton-mans-amateur-skater 0.0.8 into /workspace/builds/worker-116/source
[INFO] validating manifest of crates.io crate skeleton-mans-amateur-skater 0.0.8 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate skeleton-mans-amateur-skater 0.0.8
[INFO] finished tweaking crates.io crate skeleton-mans-amateur-skater 0.0.8
[INFO] tweaked toml for crates.io crate skeleton-mans-amateur-skater 0.0.8 written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa0db367c45a8580bd98727c5eb6a983de00d0aa89392b0e970a6a7177e93ebb
[INFO] running `Command { std: "docker" "start" "-a" "fa0db367c45a8580bd98727c5eb6a983de00d0aa89392b0e970a6a7177e93ebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa0db367c45a8580bd98727c5eb6a983de00d0aa89392b0e970a6a7177e93ebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa0db367c45a8580bd98727c5eb6a983de00d0aa89392b0e970a6a7177e93ebb", kill_on_drop: false }`
[INFO] [stdout] fa0db367c45a8580bd98727c5eb6a983de00d0aa89392b0e970a6a7177e93ebb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70fe2eaacce84785f2e80c4e23c4907014f111e34ee3994593320ea5eda73284
[INFO] running `Command { std: "docker" "start" "-a" "70fe2eaacce84785f2e80c4e23c4907014f111e34ee3994593320ea5eda73284", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling bitflags v1.3.1
[INFO] [stderr]    Compiling nonzero_signed v1.0.3
[INFO] [stderr]     Checking mint v0.5.6
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]     Checking tuple_utils v0.2.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking hetseq v0.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking wavefront_obj v5.1.0
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking xi-unicode v0.2.1
[INFO] [stderr]     Checking claxon v0.3.3
[INFO] [stderr]     Checking hashbrown v0.3.1
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking fluent-locale v0.4.1
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking annotate-snippets v0.1.0
[INFO] [stderr]     Checking generic-array v0.11.2
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr] error: could not compile `serde`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.127/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="serde_derive"' --cfg 'feature="std"' -C metadata=09aea3312c084334 -C extra-filename=-09aea3312c084334 --out-dir /opt/rustwide/target/debug/build/serde-09aea3312c084334 -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "70fe2eaacce84785f2e80c4e23c4907014f111e34ee3994593320ea5eda73284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70fe2eaacce84785f2e80c4e23c4907014f111e34ee3994593320ea5eda73284", kill_on_drop: false }`
[INFO] [stdout] 70fe2eaacce84785f2e80c4e23c4907014f111e34ee3994593320ea5eda73284