[INFO] cloning repository https://github.com/trayanr/fvm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/trayanr/fvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrayanr%2Ffvm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrayanr%2Ffvm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e363d79a68c84896469559b616e7eaa001c1c8f
[INFO] checking trayanr/fvm against master#ad0d4190facd509a5c79dce427bb7deb2824046e for pr-92472
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrayanr%2Ffvm" "/workspace/builds/worker-102/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-102/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/trayanr/fvm on toolchain ad0d4190facd509a5c79dce427bb7deb2824046e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/trayanr/fvm
[INFO] finished tweaking git repo https://github.com/trayanr/fvm
[INFO] tweaked toml for git repo https://github.com/trayanr/fvm written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate git repo https://github.com/trayanr/fvm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "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-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b70e9a434c3d93431a2c41f8c5630c92d2e58ff2517994addbc661a72ba73b4
[INFO] running `Command { std: "docker" "start" "-a" "1b70e9a434c3d93431a2c41f8c5630c92d2e58ff2517994addbc661a72ba73b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b70e9a434c3d93431a2c41f8c5630c92d2e58ff2517994addbc661a72ba73b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b70e9a434c3d93431a2c41f8c5630c92d2e58ff2517994addbc661a72ba73b4", kill_on_drop: false }`
[INFO] [stdout] 1b70e9a434c3d93431a2c41f8c5630c92d2e58ff2517994addbc661a72ba73b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cefa5b7644e3548ede1f4ef66fa18621ca603210dfa2f2e44389ba2c92a91a3
[INFO] running `Command { std: "docker" "start" "-a" "2cefa5b7644e3548ede1f4ef66fa18621ca603210dfa2f2e44389ba2c92a91a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[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-0.6.23/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,future-incompat --crate-type lib --emit=dep-info,metadata -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=673226f856de3143 -C extra-filename=-673226f856de3143 --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" "2cefa5b7644e3548ede1f4ef66fa18621ca603210dfa2f2e44389ba2c92a91a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cefa5b7644e3548ede1f4ef66fa18621ca603210dfa2f2e44389ba2c92a91a3", kill_on_drop: false }`
[INFO] [stdout] 2cefa5b7644e3548ede1f4ef66fa18621ca603210dfa2f2e44389ba2c92a91a3