[INFO] cloning repository https://github.com/soenkeliebau/stackable_krustlet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/soenkeliebau/stackable_krustlet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkeliebau%2Fstackable_krustlet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkeliebau%2Fstackable_krustlet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 517486d7ea2140c42746d7cd4ae706ad40d91c2b
[INFO] checking soenkeliebau/stackable_krustlet against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkeliebau%2Fstackable_krustlet" "/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/soenkeliebau/stackable_krustlet on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking git repo https://github.com/soenkeliebau/stackable_krustlet
[INFO] finished tweaking git repo https://github.com/soenkeliebau/stackable_krustlet
[INFO] tweaked toml for git repo https://github.com/soenkeliebau/stackable_krustlet written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/soenkeliebau/stackable_krustlet already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfc70467f640fbcf748fb9a547c5761ac23f7d76313c780f2813dace25d6c2cd
[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" "cfc70467f640fbcf748fb9a547c5761ac23f7d76313c780f2813dace25d6c2cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfc70467f640fbcf748fb9a547c5761ac23f7d76313c780f2813dace25d6c2cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc70467f640fbcf748fb9a547c5761ac23f7d76313c780f2813dace25d6c2cd", kill_on_drop: false }`
[INFO] [stdout] cfc70467f640fbcf748fb9a547c5761ac23f7d76313c780f2813dace25d6c2cd
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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] 388cbeee4d5e7a7d6799c1e3e26000486bacd1ea38cf59512add927d82c85888
[INFO] running `Command { std: "docker" "start" "-a" "388cbeee4d5e7a7d6799c1e3e26000486bacd1ea38cf59512add927d82c85888", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking pin-project-lite v0.1.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.24
[INFO] [stderr]     Checking hashbrown v0.9.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking fake-simd v0.1.2
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[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
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[INFO] [stderr]     Checking httpdate v0.3.2
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[INFO] [stderr]    Compiling version_check v0.1.5
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[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]    Compiling k8s-openapi v0.9.0
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[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking safemem v0.3.3
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[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling wasi-common v0.19.1
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]    Compiling subtle v2.3.0
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]    Compiling wasmtime-wasi v0.19.1
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[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking data-encoding v2.3.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking pnet_base v0.26.0
[INFO] [stderr]    Compiling pnet v0.26.0
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.43
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[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking instant v0.1.7
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[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking bytestring v0.1.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling standback v0.2.10
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling wast v22.0.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking wast v24.0.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking subtle-encoding v0.4.1
[INFO] [stderr]     Checking pnet_macros_support v0.26.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking encoding_rs v0.8.24
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking libloading v0.6.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling rstest v0.6.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking errno v0.2.6
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking inotify-sys v0.1.4
[INFO] [stderr]     Checking pnet_sys v0.26.0
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking signature v1.0.0-pre.1
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking ordered-float v2.0.0
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking wat v1.0.25
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking inotify v0.8.3
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking async-compression v0.3.5
[INFO] [stderr]     Checking ed25519 v1.0.0-pre.1
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]     Checking headers v0.3.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking rayon-core v1.8.1
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking pem v0.8.1
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking signatory v0.18.1
[INFO] [stderr]     Checking nuid v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling wasmtime-runtime v0.19.0
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[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-1.0.42/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"' --cfg 'feature="visit-mut"' -C metadata=63973fd3f6327f67 -C extra-filename=-63973fd3f6327f67 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-28046838ea5b79bb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-74b23667141d038f.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-4182131ee577b5da.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" "388cbeee4d5e7a7d6799c1e3e26000486bacd1ea38cf59512add927d82c85888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "388cbeee4d5e7a7d6799c1e3e26000486bacd1ea38cf59512add927d82c85888", kill_on_drop: false }`
[INFO] [stdout] 388cbeee4d5e7a7d6799c1e3e26000486bacd1ea38cf59512add927d82c85888