[INFO] cloning repository https://github.com/problame/rc64
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/problame/rc64" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fproblame%2Frc64", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fproblame%2Frc64'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6795c3472756d8932c8736f7a3e67528fd843d2b
[INFO] checking problame/rc64 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fproblame%2Frc64" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/problame/rc64 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/problame/rc64
[INFO] finished tweaking git repo https://github.com/problame/rc64
[INFO] tweaked toml for git repo https://github.com/problame/rc64 written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate git repo https://github.com/problame/rc64 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06ee6a580c9e7c2e485eb9c81b050eac9d6b6ba609eb82cd4ce2ec13496cf4e2
[INFO] running `Command { std: "docker" "start" "-a" "06ee6a580c9e7c2e485eb9c81b050eac9d6b6ba609eb82cd4ce2ec13496cf4e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06ee6a580c9e7c2e485eb9c81b050eac9d6b6ba609eb82cd4ce2ec13496cf4e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06ee6a580c9e7c2e485eb9c81b050eac9d6b6ba609eb82cd4ce2ec13496cf4e2", kill_on_drop: false }`
[INFO] [stdout] 06ee6a580c9e7c2e485eb9c81b050eac9d6b6ba609eb82cd4ce2ec13496cf4e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 908667e1388d279fb73cccb407c31554548f92f6d63a607efe0136321b34914b
[INFO] running `Command { std: "docker" "start" "-a" "908667e1388d279fb73cccb407c31554548f92f6d63a607efe0136321b34914b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking array-macro v1.0.4
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking environment v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]     Checking spin_sleep v0.3.7
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking strum v0.16.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking bitvec v0.17.2
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.4
[INFO] [stderr]    Compiling x11-dl v2.18.5
[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-0.6.12/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --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=16d8be9382be4868 -C extra-filename=-16d8be9382be4868 --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" "908667e1388d279fb73cccb407c31554548f92f6d63a607efe0136321b34914b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "908667e1388d279fb73cccb407c31554548f92f6d63a607efe0136321b34914b", kill_on_drop: false }`
[INFO] [stdout] 908667e1388d279fb73cccb407c31554548f92f6d63a607efe0136321b34914b