[INFO] cloning repository https://github.com/andrewhickman/shardik
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrewhickman/shardik" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewhickman%2Fshardik", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewhickman%2Fshardik'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29a833d59f67b88c4d3e936ea3c990cbf0ee613e
[INFO] testing andrewhickman/shardik against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewhickman%2Fshardik" "/workspace/builds/worker-105/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-105/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrewhickman/shardik 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/andrewhickman/shardik
[INFO] finished tweaking git repo https://github.com/andrewhickman/shardik
[INFO] tweaked toml for git repo https://github.com/andrewhickman/shardik written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] crate git repo https://github.com/andrewhickman/shardik 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] [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 proc-macro-hack v0.5.10
[INFO] [stderr]   Downloaded futures-join-macro-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded structopt-derive v0.3.2
[INFO] [stderr]   Downloaded wincolor v1.0.2
[INFO] [stderr]   Downloaded rand_os v0.2.2
[INFO] [stderr]   Downloaded criterion-plot v0.4.0
[INFO] [stderr]   Downloaded chashmap v2.2.2
[INFO] [stderr]   Downloaded criterion v0.3.0
[INFO] [stderr]   Downloaded prost-types v0.5.0
[INFO] [stderr]   Downloaded tower-service v0.3.0-alpha.2
[INFO] [stderr]   Downloaded tracing-attributes v0.1.4
[INFO] [stderr]   Downloaded futures-select-macro-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded tokio-macros v0.2.0-alpha.6
[INFO] [stderr]   Downloaded tokio-fs v0.2.0-alpha.6
[INFO] [stderr]   Downloaded rand_xoshiro v0.3.1
[INFO] [stderr]   Downloaded rayon v1.2.0
[INFO] [stderr]   Downloaded tokio v0.2.0-alpha.6
[INFO] [stderr]   Downloaded termcolor v1.0.5
[INFO] [stderr]   Downloaded h2 v0.2.0-alpha.3
[INFO] [stderr]   Downloaded parking_lot v0.4.8
[INFO] [stderr]   Downloaded tower-reconnect v0.3.0-alpha.2
[INFO] [stderr]   Downloaded pin-project v0.4.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.4
[INFO] [stderr]   Downloaded arc-swap v0.4.3
[INFO] [stderr]   Downloaded prost-build v0.5.0
[INFO] [stderr]   Downloaded tower-load-shed v0.3.0-alpha.2
[INFO] [stderr]   Downloaded tower v0.3.0-alpha.2
[INFO] [stderr]   Downloaded tower-limit v0.3.0-alpha.2
[INFO] [stderr]   Downloaded tower-timeout v0.3.0-alpha.2
[INFO] [stderr]   Downloaded crossterm_input v0.3.9
[INFO] [stderr]   Downloaded crossterm_screen v0.2.5
[INFO] [stderr]   Downloaded async-stream-impl v0.1.1
[INFO] [stderr]   Downloaded http-body v0.2.0-alpha.2
[INFO] [stderr]   Downloaded tower-discover v0.3.0-alpha.2
[INFO] [stderr]   Downloaded async-stream v0.1.2
[INFO] [stderr]   Downloaded tower-buffer v0.3.0-alpha.2
[INFO] [stderr]   Downloaded streaming-stats v0.2.2
[INFO] [stderr]   Downloaded tower-retry v0.3.0-alpha.2
[INFO] [stderr]   Downloaded tower-util v0.3.0-alpha.2
[INFO] [stderr]   Downloaded async-trait v0.1.13
[INFO] [stderr]   Downloaded hyper v0.13.0-alpha.3
[INFO] [stderr]   Downloaded tonic v0.1.0-alpha.1
[INFO] [stderr]   Downloaded tower-balance v0.3.0-alpha.2
[INFO] [stderr]   Downloaded crossterm_terminal v0.2.6
[INFO] [stderr]   Downloaded tower-layer v0.3.0-alpha.2
[INFO] [stderr]   Downloaded crossterm_cursor v0.2.6
[INFO] [stderr]   Downloaded crossterm_utils v0.2.4
[INFO] [stderr]   Downloaded tonic-build v0.1.0-alpha.1
[INFO] [stderr]   Downloaded tower-load v0.3.0-alpha.2
[INFO] [stderr]   Downloaded crossterm v0.10.2
[INFO] [stderr]   Downloaded crossterm_style v0.4.1
[INFO] [stderr]   Downloaded tokio-net v0.2.0-alpha.6
[INFO] [stderr]   Downloaded tokio-codec v0.2.0-alpha.6
[INFO] [stderr]   Downloaded tokio-timer v0.3.0-alpha.6
[INFO] [stderr]   Downloaded pin-project-internal v0.4.2
[INFO] [stderr]   Downloaded tokio-io v0.2.0-alpha.6
[INFO] [stderr]   Downloaded tower-make v0.3.0-alpha.2a
[INFO] [stderr]   Downloaded tracing v0.1.9
[INFO] [stderr]   Downloaded tracing-core v0.1.6
[INFO] [stderr]   Downloaded multimap v0.4.0
[INFO] [stderr]   Downloaded prost-derive v0.5.0
[INFO] [stderr]   Downloaded prost v0.5.0
[INFO] [stderr]   Downloaded bitflags v1.2.0
[INFO] [stderr]   Downloaded crossterm_winapi v0.1.5
[INFO] [stderr]   Downloaded rayon-core v1.6.0
[INFO] [stderr]   Downloaded env_logger v0.7.0
[INFO] [stderr]   Downloaded structopt v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] [stdout] 2c95f6872383f37fe46dff5041fb7cc341d0ed92dd0a03cc8920386649c08f71
[INFO] running `Command { std: "docker" "start" "-a" "2c95f6872383f37fe46dff5041fb7cc341d0ed92dd0a03cc8920386649c08f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c95f6872383f37fe46dff5041fb7cc341d0ed92dd0a03cc8920386649c08f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c95f6872383f37fe46dff5041fb7cc341d0ed92dd0a03cc8920386649c08f71", kill_on_drop: false }`
[INFO] [stdout] 2c95f6872383f37fe46dff5041fb7cc341d0ed92dd0a03cc8920386649c08f71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] [stdout] d433ede0496d3683a84c4f7d9c48bb9c6235a6b01bb258deaa661adc90d64a2c
[INFO] running `Command { std: "docker" "start" "-a" "d433ede0496d3683a84c4f7d9c48bb9c6235a6b01bb258deaa661adc90d64a2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.2
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling tower-service v0.3.0-alpha.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling tower-layer v0.3.0-alpha.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling arc-swap v0.4.3
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]    Compiling indexmap v1.2.0
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling tracing-core v0.1.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling want v0.3.0
[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-0.6.12/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="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=4055627397d2cec7 -C extra-filename=-4055627397d2cec7 --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" "d433ede0496d3683a84c4f7d9c48bb9c6235a6b01bb258deaa661adc90d64a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d433ede0496d3683a84c4f7d9c48bb9c6235a6b01bb258deaa661adc90d64a2c", kill_on_drop: false }`
[INFO] [stdout] d433ede0496d3683a84c4f7d9c48bb9c6235a6b01bb258deaa661adc90d64a2c