[INFO] cloning repository https://github.com/xarvic/clockception
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xarvic/clockception" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxarvic%2Fclockception", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxarvic%2Fclockception'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f847bb94271a67d2446e84eb7a9199386ed6e1b6
[INFO] checking xarvic/clockception against try#1b0139f5bdae7328e6d232947a8112333bb44eeb for pr-93394
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxarvic%2Fclockception" "/workspace/builds/worker-73/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-73/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xarvic/clockception on toolchain 1b0139f5bdae7328e6d232947a8112333bb44eeb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xarvic/clockception
[INFO] finished tweaking git repo https://github.com/xarvic/clockception
[INFO] tweaked toml for git repo https://github.com/xarvic/clockception written to /workspace/builds/worker-73/source/Cargo.toml
[INFO] crate git repo https://github.com/xarvic/clockception already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/linebender/druid-widget-nursery.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded piet-common v0.4.1
[INFO] [stderr]   Downloaded piet-web v0.4.0
[INFO] [stderr]   Downloaded const_fn v0.4.7
[INFO] [stderr]   Downloaded piet-cairo v0.4.0
[INFO] [stderr]   Downloaded piet-direct2d v0.4.1
[INFO] [stderr]   Downloaded pangocairo-sys v0.11.0
[INFO] [stderr]   Downloaded piet-coregraphics v0.4.0
[INFO] [stderr]   Downloaded fluent-bundle v0.12.0
[INFO] [stderr]   Downloaded pangocairo v0.10.0
[INFO] [stderr]   Downloaded kurbo v0.8.1
[INFO] [stderr]   Downloaded tracing-wasm v0.1.0
[INFO] [stderr]   Downloaded piet v0.4.0
[INFO] [stderr]   Downloaded syn v1.0.70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffb8a82952a1eb7fe75f64e171a8e44669b2efd23b8bd069bcf45f007c4d745f
[INFO] running `Command { std: "docker" "start" "-a" "ffb8a82952a1eb7fe75f64e171a8e44669b2efd23b8bd069bcf45f007c4d745f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffb8a82952a1eb7fe75f64e171a8e44669b2efd23b8bd069bcf45f007c4d745f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffb8a82952a1eb7fe75f64e171a8e44669b2efd23b8bd069bcf45f007c4d745f", kill_on_drop: false }`
[INFO] [stdout] ffb8a82952a1eb7fe75f64e171a8e44669b2efd23b8bd069bcf45f007c4d745f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f339231078aee133d9e390a62cf1c38e35ec222ac78c4bcbe2c52400143a80e5
[INFO] running `Command { std: "docker" "start" "-a" "f339231078aee133d9e390a62cf1c38e35ec222ac78c4bcbe2c52400143a80e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking tinystr v0.3.4
[INFO] [stderr]    Compiling gio v0.9.1
[INFO] [stderr]    Compiling pangocairo v0.10.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling const_fn v0.4.7
[INFO] [stderr]    Compiling gdk v0.13.2
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking fluent-syntax v0.9.3
[INFO] [stderr]    Compiling gtk v0.9.2
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking unic-langid-impl v0.9.0
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]     Checking type-map v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking kurbo v0.8.1
[INFO] [stderr]     Checking unic-langid v0.9.0
[INFO] [stderr]     Checking unic-ucd-bidi v0.9.0
[INFO] [stderr]     Checking intl_pluralrules v7.0.1
[INFO] [stderr]     Checking intl-memoizer v0.5.1
[INFO] [stderr]     Checking fluent-langneg v0.13.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking unic-bidi v0.9.0
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.70/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 -C debuginfo=2 --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"' -C metadata=e49f419901ef14b5 -C extra-filename=-e49f419901ef14b5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-35966716800d5979.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-517f35ba2cdda52b.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-ca70f4dd0d5d1ebc.rmeta --cap-lints allow --cap-lints=warn` (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" "f339231078aee133d9e390a62cf1c38e35ec222ac78c4bcbe2c52400143a80e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f339231078aee133d9e390a62cf1c38e35ec222ac78c4bcbe2c52400143a80e5", kill_on_drop: false }`
[INFO] [stdout] f339231078aee133d9e390a62cf1c38e35ec222ac78c4bcbe2c52400143a80e5