[INFO] cloning repository https://github.com/yagince/rust-warp-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yagince/rust-warp-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyagince%2Frust-warp-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyagince%2Frust-warp-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11479ec2831764f866a51c3e7e4254cc384ac58c
[INFO] checking yagince/rust-warp-examples against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyagince%2Frust-warp-examples" "/workspace/builds/worker-108/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yagince/rust-warp-examples on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yagince/rust-warp-examples
[INFO] finished tweaking git repo https://github.com/yagince/rust-warp-examples
[INFO] tweaked toml for git repo https://github.com/yagince/rust-warp-examples written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate git repo https://github.com/yagince/rust-warp-examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded extend v0.1.2
[INFO] [stderr]   Downloaded assert-json-diff v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c6aaeb888b420c81c063d04ba38be9cd246bdd2a61de487a0f404ba88eac2e3
[INFO] running `Command { std: "docker" "start" "-a" "1c6aaeb888b420c81c063d04ba38be9cd246bdd2a61de487a0f404ba88eac2e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c6aaeb888b420c81c063d04ba38be9cd246bdd2a61de487a0f404ba88eac2e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c6aaeb888b420c81c063d04ba38be9cd246bdd2a61de487a0f404ba88eac2e3", kill_on_drop: false }`
[INFO] [stdout] 1c6aaeb888b420c81c063d04ba38be9cd246bdd2a61de487a0f404ba88eac2e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83e24e1ee3f336036ddb5d0384e05f2bc795e27469a1d9a3ca0bacab691241ac
[INFO] running `Command { std: "docker" "start" "-a" "83e24e1ee3f336036ddb5d0384e05f2bc795e27469a1d9a3ca0bacab691241ac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking pin-project-lite v0.2.1
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling anyhow v1.0.36
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking http v0.2.2
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[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-0.6.21/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=833f31d356e8aa67 -C extra-filename=-833f31d356e8aa67 --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" "83e24e1ee3f336036ddb5d0384e05f2bc795e27469a1d9a3ca0bacab691241ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83e24e1ee3f336036ddb5d0384e05f2bc795e27469a1d9a3ca0bacab691241ac", kill_on_drop: false }`
[INFO] [stdout] 83e24e1ee3f336036ddb5d0384e05f2bc795e27469a1d9a3ca0bacab691241ac