[INFO] cloning repository https://github.com/df5602/aoc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/df5602/aoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdf5602%2Faoc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdf5602%2Faoc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c63dda1ca30144e699f0be41430d9f9c5cfe396
[INFO] checking df5602/aoc against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdf5602%2Faoc" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/df5602/aoc on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/df5602/aoc
[INFO] finished tweaking git repo https://github.com/df5602/aoc
[INFO] tweaked toml for git repo https://github.com/df5602/aoc written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/df5602/aoc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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 adhoc_derive v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b96f9fc0dbe6d71d2184500e1009fa8ec9ddc0e45772e9b110bd66636b4cf35
[INFO] running `Command { std: "docker" "start" "-a" "5b96f9fc0dbe6d71d2184500e1009fa8ec9ddc0e45772e9b110bd66636b4cf35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b96f9fc0dbe6d71d2184500e1009fa8ec9ddc0e45772e9b110bd66636b4cf35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b96f9fc0dbe6d71d2184500e1009fa8ec9ddc0e45772e9b110bd66636b4cf35", kill_on_drop: false }`
[INFO] [stdout] 5b96f9fc0dbe6d71d2184500e1009fa8ec9ddc0e45772e9b110bd66636b4cf35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4865d88f5c87c0e9fa157d1a765f267790a1c79d640622710c1293a8e3296fbc
[INFO] running `Command { std: "docker" "start" "-a" "4865d88f5c87c0e9fa157d1a765f267790a1c79d640622710c1293a8e3296fbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking util v0.1.0 (/opt/rustwide/workdir/util)
[INFO] [stderr]     Checking inventory_management_system v0.1.0 (/opt/rustwide/workdir/inventory_management_system)
[INFO] [stderr]     Checking stars_align v0.1.0 (/opt/rustwide/workdir/stars_align)
[INFO] [stderr]     Checking experimental_emergency_teleportation v0.1.0 (/opt/rustwide/workdir/experimental_emergency_teleportation)
[INFO] [stderr]     Checking chronal_calibration v0.1.0 (/opt/rustwide/workdir/chronal_calibration)
[INFO] [stderr]     Checking a_regular_map v0.1.0 (/opt/rustwide/workdir/a_regular_map)
[INFO] [stderr]     Checking immune_system_simulator_20xx v0.1.0 (/opt/rustwide/workdir/immune_system_simulator_20xx)
[INFO] [stderr]     Checking chronal_conversion v0.1.0 (/opt/rustwide/workdir/chronal_conversion)
[INFO] [stderr]     Checking marble_mania v0.1.0 (/opt/rustwide/workdir/marble_mania)
[INFO] [stderr]     Checking go_with_the_flow v0.1.0 (/opt/rustwide/workdir/go_with_the_flow)
[INFO] [stderr]     Checking sum_of_its_parts v0.1.0 (/opt/rustwide/workdir/sum_of_its_parts)
[INFO] [stderr]     Checking chronal_classification v0.1.0 (/opt/rustwide/workdir/chronal_classification)
[INFO] [stderr]     Checking chocolate_charts v0.1.0 (/opt/rustwide/workdir/chocolate_charts)
[INFO] [stderr]     Checking memory_maneuver v0.1.0 (/opt/rustwide/workdir/memory_maneuver)
[INFO] [stderr]     Checking mode_maze v0.1.0 (/opt/rustwide/workdir/mode_maze)
[INFO] [stderr]     Checking chronal_charge v0.1.0 (/opt/rustwide/workdir/chronal_charge)
[INFO] [stderr]     Checking settlers_of_the_north_pole v0.1.0 (/opt/rustwide/workdir/settlers_of_the_north_pole)
[INFO] [stderr]     Checking reservoir_research v0.1.0 (/opt/rustwide/workdir/reservoir_research)
[INFO] [stderr]     Checking four_dimensional_adventure v0.1.0 (/opt/rustwide/workdir/four_dimensional_adventure)
[INFO] [stderr]     Checking alchemical_reduction v0.1.0 (/opt/rustwide/workdir/alchemical_reduction)
[INFO] [stderr]     Checking beverage_bandits v0.1.0 (/opt/rustwide/workdir/beverage_bandits)
[INFO] [stderr]     Checking subterranean_sustainability v0.1.0 (/opt/rustwide/workdir/subterranean_sustainability)
[INFO] [stderr]     Checking mine_cart_madness v0.1.0 (/opt/rustwide/workdir/mine_cart_madness)
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.23/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 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit-mut"' -C metadata=be15159e636737fb -C extra-filename=-be15159e636737fb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-084553754747af87.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-af621d124a8aa9c8.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-2f6444d33d391550.rmeta --cap-lints allow --cap-lints=warn` (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" "4865d88f5c87c0e9fa157d1a765f267790a1c79d640622710c1293a8e3296fbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4865d88f5c87c0e9fa157d1a765f267790a1c79d640622710c1293a8e3296fbc", kill_on_drop: false }`
[INFO] [stdout] 4865d88f5c87c0e9fa157d1a765f267790a1c79d640622710c1293a8e3296fbc
