[INFO] cloning repository https://github.com/cameronp98/rust-euler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cameronp98/rust-euler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcameronp98%2Frust-euler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcameronp98%2Frust-euler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d22c5e9581ab6f5639c706037b289ea2178de3f7
[INFO] checking cameronp98/rust-euler against try#218e3b1b9f68e7a8b7fb8fcbff627c64536eebaa for pr-92594
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcameronp98%2Frust-euler" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cameronp98/rust-euler on toolchain 218e3b1b9f68e7a8b7fb8fcbff627c64536eebaa
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+218e3b1b9f68e7a8b7fb8fcbff627c64536eebaa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cameronp98/rust-euler
[INFO] finished tweaking git repo https://github.com/cameronp98/rust-euler
[INFO] tweaked toml for git repo https://github.com/cameronp98/rust-euler written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/cameronp98/rust-euler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+218e3b1b9f68e7a8b7fb8fcbff627c64536eebaa" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+218e3b1b9f68e7a8b7fb8fcbff627c64536eebaa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22efdafac474ae97234b852b201f03a31777f5a08f1c524fbb3ce559c2813bc7
[INFO] running `Command { std: "docker" "start" "-a" "22efdafac474ae97234b852b201f03a31777f5a08f1c524fbb3ce559c2813bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22efdafac474ae97234b852b201f03a31777f5a08f1c524fbb3ce559c2813bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22efdafac474ae97234b852b201f03a31777f5a08f1c524fbb3ce559c2813bc7", kill_on_drop: false }`
[INFO] [stdout] 22efdafac474ae97234b852b201f03a31777f5a08f1c524fbb3ce559c2813bc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+218e3b1b9f68e7a8b7fb8fcbff627c64536eebaa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 571d7f2b3e68638833eba7ecf14f6c1f184d70912c8abd328a1676cd95045488
[INFO] running `Command { std: "docker" "start" "-a" "571d7f2b3e68638833eba7ecf14f6c1f184d70912c8abd328a1676cd95045488", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling cc v1.0.38
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.15
[INFO] [stderr]     Checking new_debug_unreachable v1.0.3
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.4.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.10
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling openssl-sys v0.9.48
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.3
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking miniz_oxide v0.3.0
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking regex v1.2.0
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling html5ever v0.23.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking backtrace v0.3.34
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.98/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=b8cd541502462d1b -C extra-filename=-b8cd541502462d1b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-74cf65b213176c4b.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-520fec877571f6ee.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-2b7039503d552749.rlib --extern proc_macro --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" "571d7f2b3e68638833eba7ecf14f6c1f184d70912c8abd328a1676cd95045488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "571d7f2b3e68638833eba7ecf14f6c1f184d70912c8abd328a1676cd95045488", kill_on_drop: false }`
[INFO] [stdout] 571d7f2b3e68638833eba7ecf14f6c1f184d70912c8abd328a1676cd95045488