[INFO] cloning repository https://github.com/beetflo/beetflo-terminal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/beetflo/beetflo-terminal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeetflo%2Fbeetflo-terminal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeetflo%2Fbeetflo-terminal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af1bc6a0ad1ae9b89a23c78ad5a57f9dfa909e8e
[INFO] checking beetflo/beetflo-terminal against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeetflo%2Fbeetflo-terminal" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/beetflo/beetflo-terminal on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/beetflo/beetflo-terminal
[INFO] removed path dependency conrod from git repo https://github.com/beetflo/beetflo-terminal
[INFO] removed path dependency conrod_derive from git repo https://github.com/beetflo/beetflo-terminal
[INFO] removed path dependency midir from git repo https://github.com/beetflo/beetflo-terminal
[INFO] finished tweaking git repo https://github.com/beetflo/beetflo-terminal
[INFO] tweaked toml for git repo https://github.com/beetflo/beetflo-terminal written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/beetflo/beetflo-terminal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (conrod) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (conrod_derive) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (midir) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-11/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (conrod) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (conrod_derive) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (midir) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 376b3d0b9bb558895cda15d1f025100111f8f578e74f7b84d8aaa249500afd79
[INFO] running `Command { std: "docker" "start" "-a" "376b3d0b9bb558895cda15d1f025100111f8f578e74f7b84d8aaa249500afd79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "376b3d0b9bb558895cda15d1f025100111f8f578e74f7b84d8aaa249500afd79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "376b3d0b9bb558895cda15d1f025100111f8f578e74f7b84d8aaa249500afd79", kill_on_drop: false }`
[INFO] [stdout] 376b3d0b9bb558895cda15d1f025100111f8f578e74f7b84d8aaa249500afd79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d17ceb26483bda5aef25771b1939a2747defc25c67c8ac71e04857ea45882cfa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d17ceb26483bda5aef25771b1939a2747defc25c67c8ac71e04857ea45882cfa", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (conrod) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (conrod_derive) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (midir) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking shader_version v0.2.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking android_ffi v0.1.0
[INFO] [stderr]     Checking memalloc v0.1.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking find_folder v0.3.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling alsa-sys v0.3.0
[INFO] [stderr]     Checking libloading v0.6.5
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking draw_state v0.7.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking piston-viewport v0.3.0
[INFO] [stderr]     Checking vecmath v0.3.1
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[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]     Checking petgraph v0.4.13
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]     Checking android_support v0.1.0
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking pistoncore-input v0.18.0
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking piston2d-graphics v0.21.1
[INFO] [stderr]    Compiling wayland-scanner v0.7.8
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking wayland-sys v0.20.12
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking daggy v0.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling extprim v1.7.1
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]     Checking wayland-commons v0.20.12
[INFO] [stderr]     Checking pistoncore-window v0.27.0
[INFO] [stderr]    Compiling wayland-scanner v0.20.12
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling gl_generator v0.7.0
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]     Checking stb_truetype v0.2.8
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking pistoncore-event_loop v0.32.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]     Checking rusttype v0.2.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking piston v0.32.0
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking ordered-float v0.5.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]    Compiling wayland-client v0.20.12
[INFO] [stderr]    Compiling wayland-protocols v0.20.12
[INFO] [stderr]    Compiling gfx_gl v0.4.0
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]    Compiling glutin v0.17.0
[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-0.15.44/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="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=dfb13c9dc7134ff6 -C extra-filename=-dfb13c9dc7134ff6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-ab33b97f38e6e831.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-476d26c939207289.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-e62bdf8dd5704851.rmeta --cap-lints allow --cap-lints=forbid --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path` (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" "d17ceb26483bda5aef25771b1939a2747defc25c67c8ac71e04857ea45882cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d17ceb26483bda5aef25771b1939a2747defc25c67c8ac71e04857ea45882cfa", kill_on_drop: false }`
[INFO] [stdout] d17ceb26483bda5aef25771b1939a2747defc25c67c8ac71e04857ea45882cfa