[INFO] fetching crate uvm_install_graph 0.5.0...
[INFO] checking uvm_install_graph-0.5.0 against master#1be5c8f90912c446ecbdc405cbc4a89f9acd20fd for pr-93394
[INFO] extracting crate uvm_install_graph 0.5.0 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate uvm_install_graph 0.5.0 on toolchain 1be5c8f90912c446ecbdc405cbc4a89f9acd20fd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uvm_install_graph 0.5.0
[INFO] finished tweaking crates.io crate uvm_install_graph 0.5.0
[INFO] tweaked toml for crates.io crate uvm_install_graph 0.5.0 written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "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" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "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-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f780a1a45d3ca2a30e6f9d50b052af19e31eb2e735638adc4a0dd4ce02aec0e
[INFO] running `Command { std: "docker" "start" "-a" "2f780a1a45d3ca2a30e6f9d50b052af19e31eb2e735638adc4a0dd4ce02aec0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f780a1a45d3ca2a30e6f9d50b052af19e31eb2e735638adc4a0dd4ce02aec0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f780a1a45d3ca2a30e6f9d50b052af19e31eb2e735638adc4a0dd4ce02aec0e", kill_on_drop: false }`
[INFO] [stdout] 2f780a1a45d3ca2a30e6f9d50b052af19e31eb2e735638adc4a0dd4ce02aec0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d88f41c66c3475dbf4c6b6e7010eee2e393d0337ec17b79902ca6ce4cdb133f6
[INFO] running `Command { std: "docker" "start" "-a" "d88f41c66c3475dbf4c6b6e7010eee2e393d0337ec17b79902ca6ce4cdb133f6", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling plist v0.3.0
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking result v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking stringreader v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking libc v0.2.117
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking miniz_oxide v0.4.4
[INFO] [stderr]     Checking base64 v0.10.1
[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 -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=b65cedb3bd8cf729 -C extra-filename=-b65cedb3bd8cf729 --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" "d88f41c66c3475dbf4c6b6e7010eee2e393d0337ec17b79902ca6ce4cdb133f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d88f41c66c3475dbf4c6b6e7010eee2e393d0337ec17b79902ca6ce4cdb133f6", kill_on_drop: false }`
[INFO] [stdout] d88f41c66c3475dbf4c6b6e7010eee2e393d0337ec17b79902ca6ce4cdb133f6