[INFO] cloning repository https://github.com/ryanjackgit/sand
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryanjackgit/sand" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanjackgit%2Fsand", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanjackgit%2Fsand'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0b98c9f610bff7f8c6919e25070aa106f9c004d
[INFO] checking ryanjackgit/sand against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanjackgit%2Fsand" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ryanjackgit/sand on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ryanjackgit/sand
[INFO] finished tweaking git repo https://github.com/ryanjackgit/sand
[INFO] tweaked toml for git repo https://github.com/ryanjackgit/sand written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/ryanjackgit/sand already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 613ebca0dbf638216d95183504312834be0a0a21e33661f50daf681ccef27ffb
[INFO] running `Command { std: "docker" "start" "-a" "613ebca0dbf638216d95183504312834be0a0a21e33661f50daf681ccef27ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "613ebca0dbf638216d95183504312834be0a0a21e33661f50daf681ccef27ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "613ebca0dbf638216d95183504312834be0a0a21e33661f50daf681ccef27ffb", kill_on_drop: false }`
[INFO] [stdout] 613ebca0dbf638216d95183504312834be0a0a21e33661f50daf681ccef27ffb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 81abaef450a66cc4c1e80f7e4dc3080f8b049dc9b2959485063b19b3e36ec9e8
[INFO] running `Command { std: "docker" "start" "-a" "81abaef450a66cc4c1e80f7e4dc3080f8b049dc9b2959485063b19b3e36ec9e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling bindgen v0.53.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking seahash v3.0.6
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking actix-service v0.4.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking encoding_rs v0.8.20
[INFO] [stderr]     Checking hash_ring v0.1.7
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling fasthash-sys v0.3.2
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking xoroshiro128 v0.3.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking signal-hook v0.1.10
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking rmp v0.8.8
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking actix-codec v0.1.2
[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-1.0.23/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=6b7fe121a2b6c584 -C extra-filename=-6b7fe121a2b6c584 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c722d2f442f760f4.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d5e75eddf784fef6.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-1256a373de2a2211.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" "81abaef450a66cc4c1e80f7e4dc3080f8b049dc9b2959485063b19b3e36ec9e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81abaef450a66cc4c1e80f7e4dc3080f8b049dc9b2959485063b19b3e36ec9e8", kill_on_drop: false }`
[INFO] [stdout] 81abaef450a66cc4c1e80f7e4dc3080f8b049dc9b2959485063b19b3e36ec9e8