[INFO] fetching crate evebox 0.13.0...
[INFO] testing evebox-0.13.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate evebox 0.13.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate evebox 0.13.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking crates.io crate evebox 0.13.0
[INFO] finished tweaking crates.io crate evebox 0.13.0
[INFO] tweaked toml for crates.io crate evebox 0.13.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate evebox 0.13.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b99b1dbab3f77418ab140b9eecba1e0ed0682466aae0f09ffa5813e0080dc2fc
[INFO] running `Command { std: "docker" "start" "-a" "b99b1dbab3f77418ab140b9eecba1e0ed0682466aae0f09ffa5813e0080dc2fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b99b1dbab3f77418ab140b9eecba1e0ed0682466aae0f09ffa5813e0080dc2fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b99b1dbab3f77418ab140b9eecba1e0ed0682466aae0f09ffa5813e0080dc2fc", kill_on_drop: false }`
[INFO] [stdout] b99b1dbab3f77418ab140b9eecba1e0ed0682466aae0f09ffa5813e0080dc2fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c456258b0748f8f0d7e221077affa97e1a8f7d5665ccf112a4ef0f0e4373dc2
[INFO] running `Command { std: "docker" "start" "-a" "9c456258b0748f8f0d7e221077affa97e1a8f7d5665ccf112a4ef0f0e4373dc2", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling futures-sink v0.3.13
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling futures-task v0.3.13
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling evebox v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling urlencoding v1.1.1
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling webbrowser v0.5.5
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling input_buffer v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling tinyvec v1.1.1
[INFO] [stderr]    Compiling libsqlite3-sys v0.18.0
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling rust-embed-utils v5.1.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling futures-channel v0.3.13
[INFO] [stderr]    Compiling cipher v0.2.5
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling sha-1 v0.9.4
[INFO] [stderr]    Compiling blowfish v0.7.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling rpassword v4.0.5
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling bcrypt v0.9.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling headers v0.3.4
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling serde_test v0.8.23
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling idna v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling mio-extras v2.0.6
[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,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=224a1149e9ba4fa9 -C extra-filename=-224a1149e9ba4fa9 --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" "9c456258b0748f8f0d7e221077affa97e1a8f7d5665ccf112a4ef0f0e4373dc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c456258b0748f8f0d7e221077affa97e1a8f7d5665ccf112a4ef0f0e4373dc2", kill_on_drop: false }`
[INFO] [stdout] 9c456258b0748f8f0d7e221077affa97e1a8f7d5665ccf112a4ef0f0e4373dc2