[INFO] cloning repository https://github.com/Z4RX/ref_orders
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Z4RX/ref_orders" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZ4RX%2Fref_orders", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZ4RX%2Fref_orders'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d14e86e62a3a0ad7ece8e27595b0f60d91e12170
[INFO] checking Z4RX/ref_orders against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZ4RX%2Fref_orders" "/workspace/builds/worker-83/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-83/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Z4RX/ref_orders on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Z4RX/ref_orders
[INFO] finished tweaking git repo https://github.com/Z4RX/ref_orders
[INFO] tweaked toml for git repo https://github.com/Z4RX/ref_orders written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] crate git repo https://github.com/Z4RX/ref_orders already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "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-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 425e492010f7c506512c902b5e0e8ccf7db56fd3a5b765960a9f398eafd8b9cb
[INFO] running `Command { std: "docker" "start" "-a" "425e492010f7c506512c902b5e0e8ccf7db56fd3a5b765960a9f398eafd8b9cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "425e492010f7c506512c902b5e0e8ccf7db56fd3a5b765960a9f398eafd8b9cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "425e492010f7c506512c902b5e0e8ccf7db56fd3a5b765960a9f398eafd8b9cb", kill_on_drop: false }`
[INFO] [stdout] 425e492010f7c506512c902b5e0e8ccf7db56fd3a5b765960a9f398eafd8b9cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20bc963607b12d726e7777d30a102306dfe69c75e0ec5604b42e87f3ebd39695
[INFO] running `Command { std: "docker" "start" "-a" "20bc963607b12d726e7777d30a102306dfe69c75e0ec5604b42e87f3ebd39695", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling futures-sink v0.3.16
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling httpdate v1.0.1
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling inlinable_string v0.1.14
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling state v0.5.2
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking binascii v0.1.4
[INFO] [stderr]     Checking version_check v0.9.3
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling uncased v0.9.6
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling cookie v0.15.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling figment v0.10.6
[INFO] [stderr]    Compiling multer v2.0.1
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr] error: could not compile `serde_json`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.66/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="indexmap"' --cfg 'feature="preserve_order"' --cfg 'feature="std"' -C metadata=a808a941f218ed14 -C extra-filename=-a808a941f218ed14 --out-dir /opt/rustwide/target/debug/build/serde_json-a808a941f218ed14 -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" "20bc963607b12d726e7777d30a102306dfe69c75e0ec5604b42e87f3ebd39695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20bc963607b12d726e7777d30a102306dfe69c75e0ec5604b42e87f3ebd39695", kill_on_drop: false }`
[INFO] [stdout] 20bc963607b12d726e7777d30a102306dfe69c75e0ec5604b42e87f3ebd39695