[INFO] cloning repository https://github.com/nukr/zulip_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nukr/zulip_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnukr%2Fzulip_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnukr%2Fzulip_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cf0515bdb9747bad83c75563e7a60285119bce4
[INFO] checking nukr/zulip_rs against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnukr%2Fzulip_rs" "/workspace/builds/worker-117/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-117/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nukr/zulip_rs 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/nukr/zulip_rs
[INFO] finished tweaking git repo https://github.com/nukr/zulip_rs
[INFO] tweaked toml for git repo https://github.com/nukr/zulip_rs written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate git repo https://github.com/nukr/zulip_rs 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-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] c8bd57c32cab2aa5c34595715489cb9475c1c78336f5e58b381628c53631d20d
[INFO] running `Command { std: "docker" "start" "-a" "c8bd57c32cab2aa5c34595715489cb9475c1c78336f5e58b381628c53631d20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8bd57c32cab2aa5c34595715489cb9475c1c78336f5e58b381628c53631d20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8bd57c32cab2aa5c34595715489cb9475c1c78336f5e58b381628c53631d20d", kill_on_drop: false }`
[INFO] [stdout] c8bd57c32cab2aa5c34595715489cb9475c1c78336f5e58b381628c53631d20d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] a59f2384ec363147a15c1d075899d9451ed31cd13433fa4eb2045e6f37fcb8a4
[INFO] running `Command { std: "docker" "start" "-a" "a59f2384ec363147a15c1d075899d9451ed31cd13433fa4eb2045e6f37fcb8a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking fastrand v1.4.1
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling signal-hook v0.3.8
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling pico-args v0.4.1
[INFO] [stderr]     Checking httpdate v1.0.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling isahc v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking levenshtein v1.0.5
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[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-1.0.65/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=8cf40dcdcdcc41d5 -C extra-filename=-8cf40dcdcdcc41d5 --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" "a59f2384ec363147a15c1d075899d9451ed31cd13433fa4eb2045e6f37fcb8a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a59f2384ec363147a15c1d075899d9451ed31cd13433fa4eb2045e6f37fcb8a4", kill_on_drop: false }`
[INFO] [stdout] a59f2384ec363147a15c1d075899d9451ed31cd13433fa4eb2045e6f37fcb8a4