[INFO] cloning repository https://github.com/naamancurtis/rust_pong
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/naamancurtis/rust_pong" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaamancurtis%2Frust_pong", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaamancurtis%2Frust_pong'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9fe0dedb1b2bfc56e9e4357f3603342872230df
[INFO] checking naamancurtis/rust_pong against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaamancurtis%2Frust_pong" "/workspace/builds/worker-87/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-87/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/naamancurtis/rust_pong on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/naamancurtis/rust_pong
[INFO] finished tweaking git repo https://github.com/naamancurtis/rust_pong
[INFO] tweaked toml for git repo https://github.com/naamancurtis/rust_pong written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate git repo https://github.com/naamancurtis/rust_pong already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a53fe95fe678e81e0a58570a7101e6d36c46779c80633cd121636c63997fd15
[INFO] running `Command { std: "docker" "start" "-a" "0a53fe95fe678e81e0a58570a7101e6d36c46779c80633cd121636c63997fd15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a53fe95fe678e81e0a58570a7101e6d36c46779c80633cd121636c63997fd15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a53fe95fe678e81e0a58570a7101e6d36c46779c80633cd121636c63997fd15", kill_on_drop: false }`
[INFO] [stdout] 0a53fe95fe678e81e0a58570a7101e6d36c46779c80633cd121636c63997fd15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7e087da14320bdc20a19211d7d424ab552e80c89532df5f36209b4b666b0f4e
[INFO] running `Command { std: "docker" "start" "-a" "d7e087da14320bdc20a19211d7d424ab552e80c89532df5f36209b4b666b0f4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]     Checking mint v0.5.4
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]     Checking colorful v0.2.1
[INFO] [stderr]    Compiling edit-distance v2.1.0
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]    Compiling tinystr v0.3.2
[INFO] [stderr]     Checking objekt v0.1.2
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking xi-unicode v0.2.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking fluent-syntax v0.9.1
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking lock_api v0.3.2
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling err-derive v0.1.6
[INFO] [stderr]    Compiling lexical v2.2.2
[INFO] [stderr]    Compiling rustc_version_runtime v0.1.5
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling shred-derive v0.6.1
[INFO] [stderr]    Compiling specs-derive v0.4.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling unic-langid-impl v0.6.2
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]     Checking crossbeam-utils v0.7.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr] error: could not compile `cc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.48/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=e5857628b494be8e -C extra-filename=-e5857628b494be8e --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" "d7e087da14320bdc20a19211d7d424ab552e80c89532df5f36209b4b666b0f4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7e087da14320bdc20a19211d7d424ab552e80c89532df5f36209b4b666b0f4e", kill_on_drop: false }`
[INFO] [stdout] d7e087da14320bdc20a19211d7d424ab552e80c89532df5f36209b4b666b0f4e