[INFO] cloning repository https://github.com/benfred/py-spy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benfred/py-spy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenfred%2Fpy-spy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenfred%2Fpy-spy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd40c35b1b1619af6a4036461c883aa66e7ac5cd
[INFO] testing benfred/py-spy against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenfred%2Fpy-spy" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benfred/py-spy on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/.cargo/config
[INFO] started tweaking git repo https://github.com/benfred/py-spy
[INFO] finished tweaking git repo https://github.com/benfred/py-spy
[INFO] tweaked toml for git repo https://github.com/benfred/py-spy written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/benfred/py-spy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const-random v0.1.13
[INFO] [stderr]   Downloaded const-random-macro v0.1.13
[INFO] [stderr]   Downloaded lru v0.6.3
[INFO] [stderr]   Downloaded dashmap v3.11.10
[INFO] [stderr]   Downloaded ahash v0.6.2
[INFO] [stderr]   Downloaded goblin v0.4.1
[INFO] [stderr]   Downloaded num-format v0.4.0
[INFO] [stderr]   Downloaded ctrlc v3.1.7
[INFO] [stderr]   Downloaded rgb v0.8.25
[INFO] [stderr]   Downloaded benfred-read-process-memory v0.2.1
[INFO] [stderr]   Downloaded inferno v0.10.3
[INFO] [stderr]   Downloaded rand v0.8.1
[INFO] [stderr]   Downloaded libproc v0.9.1
[INFO] [stderr]   Downloaded goblin v0.3.4
[INFO] [stderr]   Downloaded mach_o_sys v0.1.1
[INFO] [stderr]   Downloaded proc-maps v0.1.7
[INFO] [stderr]   Downloaded scroll_derive v0.10.4
[INFO] [stderr]   Downloaded errno v0.2.7
[INFO] [stderr]   Downloaded getrandom v0.2.1
[INFO] [stderr]   Downloaded wasmparser v0.57.0
[INFO] [stderr]   Downloaded remoteprocess v0.4.3
[INFO] [stderr]   Downloaded libproc v0.3.2
[INFO] [stderr]   Downloaded rand_distr v0.4.0
[INFO] [stderr]   Downloaded thread_local v1.1.0
[INFO] [stderr]   Downloaded str_stack v0.1.0
[INFO] [stderr]   Downloaded cpp_demangle v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 95e930fcc27159efdd3246506e39a2cf80f8562742401b14a82ccdd50855405f
[INFO] running `Command { std: "docker" "start" "-a" "95e930fcc27159efdd3246506e39a2cf80f8562742401b14a82ccdd50855405f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95e930fcc27159efdd3246506e39a2cf80f8562742401b14a82ccdd50855405f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95e930fcc27159efdd3246506e39a2cf80f8562742401b14a82ccdd50855405f", kill_on_drop: false }`
[INFO] [stdout] 95e930fcc27159efdd3246506e39a2cf80f8562742401b14a82ccdd50855405f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5dbce99bf155ea08c7eab812083db33a16c90d6db1a8dafc4e1b115e89d0ca9
[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" "f5dbce99bf155ea08c7eab812083db33a16c90d6db1a8dafc4e1b115e89d0ca9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling bytemuck v1.4.1
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling remoteprocess v0.4.3
[INFO] [stderr]    Compiling py-spy v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling str_stack v0.1.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling thread_local v1.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling ahash v0.6.2
[INFO] [stderr]    Compiling cpp_demangle v0.3.2
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling rgb v0.8.25
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling lru v0.6.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling quick-xml v0.20.0
[INFO] [stderr]    Compiling num-format v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling terminal_size v0.1.15
[INFO] [stderr]    Compiling benfred-read-process-memory v0.2.1
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling proc-maps v0.1.7
[INFO] [stderr]    Compiling termios v0.3.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.22/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="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=0e1637be2d60a974 -C extra-filename=-0e1637be2d60a974 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "f5dbce99bf155ea08c7eab812083db33a16c90d6db1a8dafc4e1b115e89d0ca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5dbce99bf155ea08c7eab812083db33a16c90d6db1a8dafc4e1b115e89d0ca9", kill_on_drop: false }`
[INFO] [stdout] f5dbce99bf155ea08c7eab812083db33a16c90d6db1a8dafc4e1b115e89d0ca9