[INFO] cloning repository https://github.com/pearisgreen/cplot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pearisgreen/cplot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpearisgreen%2Fcplot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpearisgreen%2Fcplot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a7b24c449fc1809e4596947a9c10cf58b26f59b
[INFO] testing pearisgreen/cplot against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpearisgreen%2Fcplot" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pearisgreen/cplot on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pearisgreen/cplot
[INFO] finished tweaking git repo https://github.com/pearisgreen/cplot
[INFO] tweaked toml for git repo https://github.com/pearisgreen/cplot written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/pearisgreen/cplot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 palette v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae38b5c56862b05837d8ac2ecc823847d65f6f74f6cf0b72f384c46ae8d14cc9
[INFO] running `Command { std: "docker" "start" "-a" "ae38b5c56862b05837d8ac2ecc823847d65f6f74f6cf0b72f384c46ae8d14cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae38b5c56862b05837d8ac2ecc823847d65f6f74f6cf0b72f384c46ae8d14cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae38b5c56862b05837d8ac2ecc823847d65f6f74f6cf0b72f384c46ae8d14cc9", kill_on_drop: false }`
[INFO] [stdout] ae38b5c56862b05837d8ac2ecc823847d65f6f74f6cf0b72f384c46ae8d14cc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6208b98318d6632ccc248428c7c97c47770034857bf2ca453a2d52c42ae405b1
[INFO] running `Command { std: "docker" "start" "-a" "6208b98318d6632ccc248428c7c97c47770034857bf2ca453a2d52c42ae405b1", 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 v0.2.51
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling cc v1.0.34
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling piston-float v0.3.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling downcast-rs v1.0.3
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling shader_version v0.3.0
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling piston-texture v0.6.0
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling interpolation v0.2.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling read_color v1.0.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling safe-transmute v0.10.1
[INFO] [stderr]    Compiling piston-shaders_graphics2d v0.3.1
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling draw_state v0.8.0
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling piston-viewport v0.5.0
[INFO] [stderr]    Compiling vecmath v0.3.1
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[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 phf v0.7.24
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling gif v0.10.1
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling stb_truetype v0.2.6
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.12
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]    Compiling rusttype v0.7.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling png v0.14.0
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling wayland-sys v0.21.12
[INFO] [stderr]    Compiling wayland-client v0.21.12
[INFO] [stderr]    Compiling wayland-protocols v0.21.12
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling piston2d-graphics v0.30.0
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling palette v0.2.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling wayland-commons v0.21.12
[INFO] [stderr]    Compiling num-rational v0.1.42
[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-0.15.30/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --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"' -C metadata=2f8f564470402d81 -C extra-filename=-2f8f564470402d81 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f6885fcdc84a201b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-61f2cd107672aa48.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-4e178870196d207c.rmeta --cap-lints allow --cap-lints=warn --cfg syn_can_use_thread_id --cfg syn_can_call_macro_by_path --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" "6208b98318d6632ccc248428c7c97c47770034857bf2ca453a2d52c42ae405b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6208b98318d6632ccc248428c7c97c47770034857bf2ca453a2d52c42ae405b1", kill_on_drop: false }`
[INFO] [stdout] 6208b98318d6632ccc248428c7c97c47770034857bf2ca453a2d52c42ae405b1