[INFO] cloning repository https://github.com/orhun/tgif
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/orhun/tgif" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forhun%2Ftgif", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forhun%2Ftgif'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51bc46bfe5d0544907e7f80f918f4df43892f5d3
[INFO] testing orhun/tgif against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forhun%2Ftgif" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/orhun/tgif 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/orhun/tgif
[INFO] finished tweaking git repo https://github.com/orhun/tgif
[INFO] tweaked toml for git repo https://github.com/orhun/tgif written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/orhun/tgif 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 kamadak-exif v0.5.4
[INFO] [stderr]   Downloaded gifski v1.5.0
[INFO] [stderr]   Downloaded viuer v0.5.1
[INFO] [stderr]   Downloaded bytesize v1.1.0
[INFO] [stderr]   Downloaded resize v0.7.2
[INFO] [stderr]   Downloaded rust-ini v0.17.0
[INFO] [stderr]   Downloaded ordered-multimap v0.3.1
[INFO] [stderr]   Downloaded ansi_colours v1.0.4
[INFO] [stderr]   Downloaded readkey v0.1.7
[INFO] [stderr]   Downloaded input-event-codes v0.2.1
[INFO] [stderr]   Downloaded readmouse v0.2.1
[INFO] [stderr]   Downloaded imagequant-sys v3.0.4-alpha.2
[INFO] [stderr]   Downloaded fern_colored v0.6.1
[INFO] [stderr]   Downloaded device_query v0.2.8
[INFO] [stderr]   Downloaded lodepng v3.4.5
[INFO] [stderr]   Downloaded pbr v1.0.4
[INFO] [stderr]   Downloaded imagequant v3.0.4-alpha.2
[INFO] [stderr]   Downloaded png v0.17.0
[INFO] [stderr]   Downloaded imgref v1.9.1
[INFO] [stderr]   Downloaded dominant_color v0.3.0
[INFO] [stderr]   Downloaded gif-dispose v3.1.1
[INFO] [stderr]   Downloaded natord v1.0.9
[INFO] [stderr]   Downloaded fallible_collections v0.4.0
[INFO] [stderr]   Downloaded wild v2.0.4
[INFO] [stderr]   Downloaded dlv-list v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 549cbacdc1490f1bdce7f7d5843f5771087541fa6189237cf833af89fb1bf80e
[INFO] running `Command { std: "docker" "start" "-a" "549cbacdc1490f1bdce7f7d5843f5771087541fa6189237cf833af89fb1bf80e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "549cbacdc1490f1bdce7f7d5843f5771087541fa6189237cf833af89fb1bf80e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "549cbacdc1490f1bdce7f7d5843f5771087541fa6189237cf833af89fb1bf80e", kill_on_drop: false }`
[INFO] [stdout] 549cbacdc1490f1bdce7f7d5843f5771087541fa6189237cf833af89fb1bf80e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a06882c928fdae3d0c675c286bfa1e7eef105846fd847a1f56e710f816ef20ea
[INFO] running `Command { std: "docker" "start" "-a" "a06882c928fdae3d0c675c286bfa1e7eef105846fd847a1f56e710f816ef20ea", 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]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling bytemuck v1.4.1
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling ahash v0.4.6
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling imgref v1.9.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling mutate_once v0.1.1
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling dunce v1.0.1
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling input-event-codes v0.2.1
[INFO] [stderr]    Compiling wild v2.0.4
[INFO] [stderr]    Compiling natord v1.0.9
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling dominant_color v0.3.0
[INFO] [stderr]    Compiling bytesize v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling rgb v0.8.27
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling deflate v0.9.1
[INFO] [stderr]    Compiling kamadak-exif v0.5.4
[INFO] [stderr]    Compiling gif v0.11.2
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling device_query v0.2.8
[INFO] [stderr]    Compiling gif-dispose v3.1.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling fallible_collections v0.4.0
[INFO] [stderr]    Compiling resize v0.7.2
[INFO] [stderr]    Compiling imagequant-sys v3.0.4-alpha.2
[INFO] [stderr]    Compiling ansi_colours v1.0.4
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling nix v0.22.1
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling png v0.17.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling fern_colored v0.6.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling signal-hook-mio v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling pbr v1.0.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.54/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=5097404aebadeaed -C extra-filename=-5097404aebadeaed --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-17858077ac902bf7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-06e00a111be99d27.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-4f4df54432f3a5d3.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (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" "a06882c928fdae3d0c675c286bfa1e7eef105846fd847a1f56e710f816ef20ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a06882c928fdae3d0c675c286bfa1e7eef105846fd847a1f56e710f816ef20ea", kill_on_drop: false }`
[INFO] [stdout] a06882c928fdae3d0c675c286bfa1e7eef105846fd847a1f56e710f816ef20ea