[INFO] cloning repository https://github.com/404dcd/a-level-prep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/404dcd/a-level-prep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F404dcd%2Fa-level-prep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F404dcd%2Fa-level-prep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b7edfbc509b068530a310c3b6acf2a887bf850b
[INFO] checking 404dcd/a-level-prep against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F404dcd%2Fa-level-prep" "/workspace/builds/worker-86/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-86/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/404dcd/a-level-prep on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/404dcd/a-level-prep
[INFO] finished tweaking git repo https://github.com/404dcd/a-level-prep
[INFO] tweaked toml for git repo https://github.com/404dcd/a-level-prep written to /workspace/builds/worker-86/source/Cargo.toml
[INFO] crate git repo https://github.com/404dcd/a-level-prep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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 globwalk v0.8.1
[INFO] [stderr]   Downloaded tera v1.12.1
[INFO] [stderr]   Downloaded normpath v0.3.0
[INFO] [stderr]   Downloaded ignore v0.4.18
[INFO] [stderr]   Downloaded rocket_dyn_templates v0.1.0-rc.1
[INFO] [stderr]   Downloaded r2d2_sqlite v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b95859ec8d741cbb0975becbd49a4bfff7653aaea6878793b15d54b76652e03
[INFO] running `Command { std: "docker" "start" "-a" "9b95859ec8d741cbb0975becbd49a4bfff7653aaea6878793b15d54b76652e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b95859ec8d741cbb0975becbd49a4bfff7653aaea6878793b15d54b76652e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b95859ec8d741cbb0975becbd49a4bfff7653aaea6878793b15d54b76652e03", kill_on_drop: false }`
[INFO] [stdout] 9b95859ec8d741cbb0975becbd49a4bfff7653aaea6878793b15d54b76652e03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cf05e6a3ec84370098e8e881ef882b3d72f3338ea7d5d90d15182964b8a63d6
[INFO] running `Command { std: "docker" "start" "-a" "6cf05e6a3ec84370098e8e881ef882b3d72f3338ea7d5d90d15182964b8a63d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling inlinable_string v0.1.14
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling httpdate v1.0.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]    Compiling state v0.5.2
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking binascii v0.1.4
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking humansize v1.1.1
[INFO] [stderr]     Checking normpath v0.3.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking tracing-core v0.1.19
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr] error: could not compile `bytes`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bytes --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bytes-1.0.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=e63dc9f1936f6921 -C extra-filename=-e63dc9f1936f6921 --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" "6cf05e6a3ec84370098e8e881ef882b3d72f3338ea7d5d90d15182964b8a63d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cf05e6a3ec84370098e8e881ef882b3d72f3338ea7d5d90d15182964b8a63d6", kill_on_drop: false }`
[INFO] [stdout] 6cf05e6a3ec84370098e8e881ef882b3d72f3338ea7d5d90d15182964b8a63d6