[INFO] fetching crate gazpatcho 1.4.2...
[INFO] testing gazpatcho-1.4.2 against try#613d1972a772987ed4ee06faccbab0e2fc839871+rustflags=-Copt-level=3 for pr-107051
[INFO] extracting crate gazpatcho 1.4.2 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate gazpatcho 1.4.2 on toolchain 613d1972a772987ed4ee06faccbab0e2fc839871
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gazpatcho 1.4.2
[INFO] finished tweaking crates.io crate gazpatcho 1.4.2
[INFO] tweaked toml for crates.io crate gazpatcho 1.4.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate gazpatcho 1.4.2 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" "+613d1972a772987ed4ee06faccbab0e2fc839871" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76553d1f9186ee1409c6f28a79e6f92ce04a7206a42915fdb43c6fe66f9ec732
[INFO] running `Command { std: "docker" "start" "-a" "76553d1f9186ee1409c6f28a79e6f92ce04a7206a42915fdb43c6fe66f9ec732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76553d1f9186ee1409c6f28a79e6f92ce04a7206a42915fdb43c6fe66f9ec732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76553d1f9186ee1409c6f28a79e6f92ce04a7206a42915fdb43c6fe66f9ec732", kill_on_drop: false }`
[INFO] [stdout] 76553d1f9186ee1409c6f28a79e6f92ce04a7206a42915fdb43c6fe66f9ec732
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 160d859b9930197e81f2b4d658ba6acec8537befa34e19d24827e95f24599c01
[INFO] running `Command { std: "docker" "start" "-a" "160d859b9930197e81f2b4d658ba6acec8537befa34e19d24827e95f24599c01", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling once_cell v1.7.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling chlorine v1.0.7
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling object v0.23.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling andrew v0.3.1
[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-1.0.60/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=3347152e52d50727 -C extra-filename=-3347152e52d50727 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-89254f8a188bc205.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0c8b16363cbdca05.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-ca70f4dd0d5d1ebc.rmeta --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "160d859b9930197e81f2b4d658ba6acec8537befa34e19d24827e95f24599c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "160d859b9930197e81f2b4d658ba6acec8537befa34e19d24827e95f24599c01", kill_on_drop: false }`
[INFO] [stdout] 160d859b9930197e81f2b4d658ba6acec8537befa34e19d24827e95f24599c01