[INFO] cloning repository https://github.com/grovesNL/gfx-hal-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grovesNL/gfx-hal-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgrovesNL%2Fgfx-hal-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgrovesNL%2Fgfx-hal-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6de6fc0c6c2344200c7add72e9955219b68a5b26
[INFO] testing grovesNL/gfx-hal-tutorial against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgrovesNL%2Fgfx-hal-tutorial" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grovesNL/gfx-hal-tutorial on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grovesNL/gfx-hal-tutorial
[INFO] finished tweaking git repo https://github.com/grovesNL/gfx-hal-tutorial
[INFO] tweaked toml for git repo https://github.com/grovesNL/gfx-hal-tutorial written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/grovesNL/gfx-hal-tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/gfx-rs/gfx`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e72f1df15fa55604f4f6c9af5b56e55d84847af792600caad36904e68f830a1d
[INFO] running `Command { std: "docker" "start" "-a" "e72f1df15fa55604f4f6c9af5b56e55d84847af792600caad36904e68f830a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e72f1df15fa55604f4f6c9af5b56e55d84847af792600caad36904e68f830a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e72f1df15fa55604f4f6c9af5b56e55d84847af792600caad36904e68f830a1d", kill_on_drop: false }`
[INFO] [stdout] e72f1df15fa55604f4f6c9af5b56e55d84847af792600caad36904e68f830a1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f63081687e97475798cb3d3b91baa4700bb99fffcd0b4ceb0a2096d92a57f42f
[INFO] running `Command { std: "docker" "start" "-a" "f63081687e97475798cb3d3b91baa4700bb99fffcd0b4ceb0a2096d92a57f42f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling failure_derive v0.1.4
[INFO] [stderr]    Compiling downcast-rs v1.0.3
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.11
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling stb_truetype v0.2.5
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling wayland-scanner v0.21.7
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling ordered-float v1.0.1
[INFO] [stderr]    Compiling approx v0.3.1
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling wayland-client v0.21.7
[INFO] [stderr]    Compiling wayland-protocols v0.21.7
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling rusttype v0.7.3
[INFO] [stderr]    Compiling wayland-sys v0.21.7
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling andrew v0.1.4
[INFO] [stderr]    Compiling glsl-to-spirv v0.1.7
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling tempfile v3.0.5
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling wayland-commons v0.21.7
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling env_logger v0.5.13
[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,artifacts --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="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=99ad51e36da431af -C extra-filename=-99ad51e36da431af --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-62dbd446f759589c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-41663558c421d19d.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-09e70e8bcc039b17.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" "f63081687e97475798cb3d3b91baa4700bb99fffcd0b4ceb0a2096d92a57f42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f63081687e97475798cb3d3b91baa4700bb99fffcd0b4ceb0a2096d92a57f42f", kill_on_drop: false }`
[INFO] [stdout] f63081687e97475798cb3d3b91baa4700bb99fffcd0b4ceb0a2096d92a57f42f