[INFO] cloning repository https://github.com/losvedir/hawkeye
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/losvedir/hawkeye" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flosvedir%2Fhawkeye", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flosvedir%2Fhawkeye'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e190c8d3f672ce717771830e4834863b042a564f
[INFO] checking losvedir/hawkeye against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flosvedir%2Fhawkeye" "/workspace/builds/worker-50/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-50/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/losvedir/hawkeye on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/losvedir/hawkeye
[INFO] finished tweaking git repo https://github.com/losvedir/hawkeye
[INFO] tweaked toml for git repo https://github.com/losvedir/hawkeye written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate git repo https://github.com/losvedir/hawkeye already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9474515f9d1c3a3c28378b53af334b5f49b518b3b129b99e26d4dcc9d7bf3472
[INFO] running `Command { std: "docker" "start" "-a" "9474515f9d1c3a3c28378b53af334b5f49b518b3b129b99e26d4dcc9d7bf3472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9474515f9d1c3a3c28378b53af334b5f49b518b3b129b99e26d4dcc9d7bf3472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9474515f9d1c3a3c28378b53af334b5f49b518b3b129b99e26d4dcc9d7bf3472", kill_on_drop: false }`
[INFO] [stdout] 9474515f9d1c3a3c28378b53af334b5f49b518b3b129b99e26d4dcc9d7bf3472
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfa38d5ac0e613d41ce3fb3c04333ada3de8a108cff06a4bb9786914dd0ea55a
[INFO] running `Command { std: "docker" "start" "-a" "cfa38d5ac0e613d41ce3fb3c04333ada3de8a108cff06a4bb9786914dd0ea55a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking futures v0.1.21
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling serde v1.0.68
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking try-lock v0.1.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]     Checking fallible-iterator v0.1.4
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking md5 v0.3.7
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking encoding_rs v0.7.2
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking socket2 v0.3.7
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr] error: could not compile `serde`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.68/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=a7ba71efcf192ca6 -C extra-filename=-a7ba71efcf192ca6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --cfg de_boxed_c_str --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg num_nonzero` (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" "cfa38d5ac0e613d41ce3fb3c04333ada3de8a108cff06a4bb9786914dd0ea55a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfa38d5ac0e613d41ce3fb3c04333ada3de8a108cff06a4bb9786914dd0ea55a", kill_on_drop: false }`
[INFO] [stdout] cfa38d5ac0e613d41ce3fb3c04333ada3de8a108cff06a4bb9786914dd0ea55a