[INFO] cloning repository https://github.com/BenBergman/podcast-visualizer-v3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BenBergman/podcast-visualizer-v3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenBergman%2Fpodcast-visualizer-v3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenBergman%2Fpodcast-visualizer-v3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] edad8d3db9890252a4cf909c2fc0ab1644473245
[INFO] checking BenBergman/podcast-visualizer-v3 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenBergman%2Fpodcast-visualizer-v3" "/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/BenBergman/podcast-visualizer-v3 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BenBergman/podcast-visualizer-v3
[INFO] finished tweaking git repo https://github.com/BenBergman/podcast-visualizer-v3
[INFO] tweaked toml for git repo https://github.com/BenBergman/podcast-visualizer-v3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/BenBergman/podcast-visualizer-v3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85307b74a37ebf997e4701a27dd110e92f25b3c23ceb94d427090b92a0c12642
[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" "85307b74a37ebf997e4701a27dd110e92f25b3c23ceb94d427090b92a0c12642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85307b74a37ebf997e4701a27dd110e92f25b3c23ceb94d427090b92a0c12642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85307b74a37ebf997e4701a27dd110e92f25b3c23ceb94d427090b92a0c12642", kill_on_drop: false }`
[INFO] [stdout] 85307b74a37ebf997e4701a27dd110e92f25b3c23ceb94d427090b92a0c12642
[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=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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05da9c4108c1ab33ff7f014970decb0b78fefaaf2766851ba2a3a4627a4a2678
[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" "05da9c4108c1ab33ff7f014970decb0b78fefaaf2766851ba2a3a4627a4a2678", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling vulkano v0.16.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking half v1.4.0
[INFO] [stderr]     Checking vk-sys v0.5.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking sample v0.10.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking itertools v0.8.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling shaderc-sys v0.6.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking png v0.15.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr] error: could not compile `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.8/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=cd2384a263735094 -C extra-filename=-cd2384a263735094 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-baf25f0e540a00d9.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b26da9ca8e783462.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-6181e2f2fb8255ce.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "05da9c4108c1ab33ff7f014970decb0b78fefaaf2766851ba2a3a4627a4a2678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05da9c4108c1ab33ff7f014970decb0b78fefaaf2766851ba2a3a4627a4a2678", kill_on_drop: false }`
[INFO] [stdout] 05da9c4108c1ab33ff7f014970decb0b78fefaaf2766851ba2a3a4627a4a2678