[INFO] cloning repository https://github.com/edytapawlak/feature_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edytapawlak/feature_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedytapawlak%2Ffeature_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedytapawlak%2Ffeature_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f6061a2aa9fea1709db6b2d96e5d65261d838cc
[INFO] checking edytapawlak/feature_test against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedytapawlak%2Ffeature_test" "/workspace/builds/worker-100/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-100/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/edytapawlak/feature_test 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 git repo https://github.com/edytapawlak/feature_test
[INFO] finished tweaking git repo https://github.com/edytapawlak/feature_test
[INFO] tweaked toml for git repo https://github.com/edytapawlak/feature_test written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] crate git repo https://github.com/edytapawlak/feature_test 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-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 62feada5500ec979a218582a3ed01e0494ef4318369f0fbe0003ef8d31013f4d
[INFO] running `Command { std: "docker" "start" "-a" "62feada5500ec979a218582a3ed01e0494ef4318369f0fbe0003ef8d31013f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62feada5500ec979a218582a3ed01e0494ef4318369f0fbe0003ef8d31013f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62feada5500ec979a218582a3ed01e0494ef4318369f0fbe0003ef8d31013f4d", kill_on_drop: false }`
[INFO] [stdout] 62feada5500ec979a218582a3ed01e0494ef4318369f0fbe0003ef8d31013f4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] d98e37f81a8bfbb2823da68fe7f28333ae42a9c9a8b130f548b5bd8176b93811
[INFO] running `Command { std: "docker" "start" "-a" "d98e37f81a8bfbb2823da68fe7f28333ae42a9c9a8b130f548b5bd8176b93811", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking const-oid v0.5.2
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.75
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]    Compiling fixed v1.9.0
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling wasm-bindgen v0.2.75
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking array-init v0.0.4
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr] error: could not compile `proc-macro2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name proc_macro2 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-1.0.28/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="default"' --cfg 'feature="proc-macro"' -C metadata=72dd94e62781faf3 -C extra-filename=-72dd94e62781faf3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-3c8a88541efd8c80.rmeta --cap-lints allow --cap-lints=forbid --cfg lexerror_display --cfg hygiene --cfg use_proc_macro --cfg wrap_proc_macro --cfg proc_macro_span` (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" "d98e37f81a8bfbb2823da68fe7f28333ae42a9c9a8b130f548b5bd8176b93811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d98e37f81a8bfbb2823da68fe7f28333ae42a9c9a8b130f548b5bd8176b93811", kill_on_drop: false }`
[INFO] [stdout] d98e37f81a8bfbb2823da68fe7f28333ae42a9c9a8b130f548b5bd8176b93811