[INFO] fetching crate safecoin-version 1.8.12...
[INFO] testing safecoin-version-1.8.12 against 1.60.0 for beta-1.61-1
[INFO] extracting crate safecoin-version 1.8.12 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate safecoin-version 1.8.12 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safecoin-version 1.8.12
[INFO] finished tweaking crates.io crate safecoin-version 1.8.12
[INFO] tweaked toml for crates.io crate safecoin-version 1.8.12 written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0f465f105bcc7efb0410f5ed43096198c497d326bab6cd2e3131a8f624b5d82
[INFO] running `Command { std: "docker" "start" "-a" "d0f465f105bcc7efb0410f5ed43096198c497d326bab6cd2e3131a8f624b5d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0f465f105bcc7efb0410f5ed43096198c497d326bab6cd2e3131a8f624b5d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0f465f105bcc7efb0410f5ed43096198c497d326bab6cd2e3131a8f624b5d82", kill_on_drop: false }`
[INFO] [stdout] d0f465f105bcc7efb0410f5ed43096198c497d326bab6cd2e3131a8f624b5d82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b39bbcdbd833aa2b514a46fe9738baf78ffeb9f7363dade141780b72216f098
[INFO] running `Command { std: "docker" "start" "-a" "6b39bbcdbd833aa2b514a46fe9738baf78ffeb9f7363dade141780b72216f098", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling rustls v0.20.4
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling httparse v1.7.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling signature v1.5.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling bs58 v0.3.1
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling ipnet v2.4.0
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling bs58 v0.4.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling tinyvec v1.5.1
[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 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --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=71dab053db1b6952 -C extra-filename=-71dab053db1b6952 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (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" "6b39bbcdbd833aa2b514a46fe9738baf78ffeb9f7363dade141780b72216f098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b39bbcdbd833aa2b514a46fe9738baf78ffeb9f7363dade141780b72216f098", kill_on_drop: false }`
[INFO] [stdout] 6b39bbcdbd833aa2b514a46fe9738baf78ffeb9f7363dade141780b72216f098