[INFO] cloning repository https://github.com/apertium/apertium-stats-service
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/apertium/apertium-stats-service" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapertium%2Fapertium-stats-service", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapertium%2Fapertium-stats-service'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa5a7292386585f1669e7a81e772bcf91f4802e3
[INFO] checking apertium/apertium-stats-service against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapertium%2Fapertium-stats-service" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/apertium/apertium-stats-service on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/apertium/apertium-stats-service
[INFO] finished tweaking git repo https://github.com/apertium/apertium-stats-service
[INFO] tweaked toml for git repo https://github.com/apertium/apertium-stats-service written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/apertium/apertium-stats-service already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1eebcdde567b9038ea168f3b8e2dfffee7e9c7b8b4af14e0649e31651bbda51
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c1eebcdde567b9038ea168f3b8e2dfffee7e9c7b8b4af14e0649e31651bbda51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1eebcdde567b9038ea168f3b8e2dfffee7e9c7b8b4af14e0649e31651bbda51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1eebcdde567b9038ea168f3b8e2dfffee7e9c7b8b4af14e0649e31651bbda51", kill_on_drop: false }`
[INFO] [stdout] c1eebcdde567b9038ea168f3b8e2dfffee7e9c7b8b4af14e0649e31651bbda51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "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] c05d51bb636896224e0d21dcce5b0941aacd4452643dd510ebed9fb22af51e19
[INFO] running `Command { std: "docker" "start" "-a" "c05d51bb636896224e0d21dcce5b0941aacd4452643dd510ebed9fb22af51e19", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling ascii v0.7.1
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking string v0.1.2
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling encoding_rs v0.8.13
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking arc-swap v0.3.6
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.3
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking base64 v0.10.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.3
[INFO] [stderr]    Compiling syntex_fmt_macros v0.5.0
[INFO] [stderr]    Compiling rocket_codegen v0.4.2
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling rocket v0.4.2
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking tokio-trace-core v0.1.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.0
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking tokio-timer v0.2.8
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking crossbeam-epoch v0.7.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]     Checking r2d2 v0.8.3
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling combine v3.0.0-beta.1
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking mime v0.3.12
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking signal-hook v0.1.6
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking filetime v0.2.4
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling cookie v0.11.0
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking uuid v0.7.4
[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-1.0.31/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="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=632363813e15ff48 -C extra-filename=-632363813e15ff48 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-878dc37b940f22a1.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-818250efdf7e0b59.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-2c63d0a7aa5a6ce8.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" "c05d51bb636896224e0d21dcce5b0941aacd4452643dd510ebed9fb22af51e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c05d51bb636896224e0d21dcce5b0941aacd4452643dd510ebed9fb22af51e19", kill_on_drop: false }`
[INFO] [stdout] c05d51bb636896224e0d21dcce5b0941aacd4452643dd510ebed9fb22af51e19