[INFO] cloning repository https://github.com/simmons/punch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simmons/punch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimmons%2Fpunch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimmons%2Fpunch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fc814b2c9562d48022bd71094e5d2a0264a7d2a
[INFO] testing simmons/punch against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimmons%2Fpunch" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/simmons/punch on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/simmons/punch
[INFO] finished tweaking git repo https://github.com/simmons/punch
[INFO] tweaked toml for git repo https://github.com/simmons/punch written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/simmons/punch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e96849e4d5cfada93c09eca1d93a0d4cf3b2d220fc038a666c03d25e3ebcc78e
[INFO] running `Command { std: "docker" "start" "-a" "e96849e4d5cfada93c09eca1d93a0d4cf3b2d220fc038a666c03d25e3ebcc78e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e96849e4d5cfada93c09eca1d93a0d4cf3b2d220fc038a666c03d25e3ebcc78e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e96849e4d5cfada93c09eca1d93a0d4cf3b2d220fc038a666c03d25e3ebcc78e", kill_on_drop: false }`
[INFO] [stdout] e96849e4d5cfada93c09eca1d93a0d4cf3b2d220fc038a666c03d25e3ebcc78e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ef81bd2b440956f2565bc8d3a7b53cbdb8870e4de1f984193447ac66712a61d2
[INFO] running `Command { std: "docker" "start" "-a" "ef81bd2b440956f2565bc8d3a7b53cbdb8870e4de1f984193447ac66712a61d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling futures v0.1.23
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling pkg-config v0.3.12
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.4.1
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling string v0.1.1
[INFO] [stderr]    Compiling opaque-debug v0.1.1
[INFO] [stderr]    Compiling lazycell v1.0.0
[INFO] [stderr]    Compiling htmlescape v0.3.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling ring v0.13.2
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling socket2 v0.3.7
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling rand v0.5.4
[INFO] [stderr]    Compiling smallvec v0.6.3
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling bytes v0.4.9
[INFO] [stderr]    Compiling aho-corasick v0.6.6
[INFO] [stderr]    Compiling nom v4.0.0
[INFO] [stderr]    Compiling resolv-conf v0.6.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling actix-web v0.7.2
[INFO] [stderr]    Compiling lock_api v0.1.3
[INFO] [stderr]    Compiling mio v0.6.15
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling r2d2 v0.8.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.1
[INFO] [stderr]    Compiling quote v0.6.4
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling toml v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.24
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling http v0.1.8
[INFO] [stderr]    Compiling tokio-io v0.1.7
[INFO] [stderr]    Compiling tokio-executor v0.1.2
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling syn v0.14.5
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling mio-uds v0.6.6
[INFO] [stderr]    Compiling url v1.7.1
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling parking_lot v0.6.3
[INFO] [stderr]    Compiling block-cipher-trait v0.5.3
[INFO] [stderr]    Compiling tokio-timer v0.2.4
[INFO] [stderr]    Compiling flate2 v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling tokio-threadpool v0.1.5
[INFO] [stderr]    Compiling tokio-reactor v0.1.2
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling blowfish v0.3.0
[INFO] [stderr]    Compiling crossbeam-channel v0.2.3
[INFO] [stderr]    Compiling phf_shared v0.7.22
[INFO] [stderr]    Compiling mime v0.3.8
[INFO] [stderr]    Compiling chrono v0.4.5
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling error-chain v0.1.12
[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-0.6.2/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 -C metadata=4901350bb01421e7 -C extra-filename=-4901350bb01421e7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-409a4dac3dbdbcb9.rmeta --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" "ef81bd2b440956f2565bc8d3a7b53cbdb8870e4de1f984193447ac66712a61d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef81bd2b440956f2565bc8d3a7b53cbdb8870e4de1f984193447ac66712a61d2", kill_on_drop: false }`
[INFO] [stdout] ef81bd2b440956f2565bc8d3a7b53cbdb8870e4de1f984193447ac66712a61d2