[INFO] fetching crate resctl-demo 2.0.0...
[INFO] checking resctl-demo-2.0.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate resctl-demo 2.0.0 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate resctl-demo 2.0.0 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate resctl-demo 2.0.0
[INFO] finished tweaking crates.io crate resctl-demo 2.0.0
[INFO] tweaked toml for crates.io crate resctl-demo 2.0.0 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate crates.io crate resctl-demo 2.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] facaa86e33e69b2550c8a1177cdd268056cc9ca1d60746691f5259d137d0228b
[INFO] running `Command { std: "docker" "start" "-a" "facaa86e33e69b2550c8a1177cdd268056cc9ca1d60746691f5259d137d0228b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "facaa86e33e69b2550c8a1177cdd268056cc9ca1d60746691f5259d137d0228b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "facaa86e33e69b2550c8a1177cdd268056cc9ca1d60746691f5259d137d0228b", kill_on_drop: false }`
[INFO] [stdout] facaa86e33e69b2550c8a1177cdd268056cc9ca1d60746691f5259d137d0228b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50db6c9920293554a81e3b83049d127cdda39947cf41e2bf5e7422d34fea1681
[INFO] running `Command { std: "docker" "start" "-a" "50db6c9920293554a81e3b83049d127cdda39947cf41e2bf5e7422d34fea1681", 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 autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling sysinfo v0.18.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling sysinfo v0.16.5
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking xi-unicode v0.2.1
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking scan_fmt v0.2.6
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking num v0.4.0
[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-1.0.73/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --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=a83cb99d16d3c9b8 -C extra-filename=-a83cb99d16d3c9b8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-790d85e9ae3a3c38.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-3314f8c2d6f0a87f.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-3c8a88541efd8c80.rmeta --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" "50db6c9920293554a81e3b83049d127cdda39947cf41e2bf5e7422d34fea1681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50db6c9920293554a81e3b83049d127cdda39947cf41e2bf5e7422d34fea1681", kill_on_drop: false }`
[INFO] [stdout] 50db6c9920293554a81e3b83049d127cdda39947cf41e2bf5e7422d34fea1681