[INFO] cloning repository https://github.com/Johni0702/mumble-web-proxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Johni0702/mumble-web-proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohni0702%2Fmumble-web-proxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohni0702%2Fmumble-web-proxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b74065b8018e1676d65f623f9a84351d4d3c884
[INFO] testing Johni0702/mumble-web-proxy against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohni0702%2Fmumble-web-proxy" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Johni0702/mumble-web-proxy on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Johni0702/mumble-web-proxy
[INFO] finished tweaking git repo https://github.com/Johni0702/mumble-web-proxy
[INFO] tweaked toml for git repo https://github.com/Johni0702/mumble-web-proxy written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Johni0702/mumble-web-proxy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/johni0702/rtp`
[INFO] [stderr]     Updating git repository `https://github.com/awmath/rust-crypto.git`
[INFO] [stderr] error: the lock file /workspace/builds/worker-12/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[INFO] the lockfile is outdated, regenerating it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" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/johni0702/rtp`
[INFO] [stderr]     Updating git repository `https://github.com/awmath/rust-crypto.git`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded webrtc-sdp v0.3.7
[INFO] [stderr]   Downloaded protobuf-codegen-pure v2.19.0
[INFO] [stderr]   Downloaded libnice-sys v0.3.0
[INFO] [stderr]   Downloaded mumble-protocol v0.3.1
[INFO] [stderr]   Downloaded trackable v0.1.8
[INFO] [stderr]   Downloaded libnice v0.2.2
[INFO] [stderr]   Downloaded handy_async v0.2.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] ef98adb16982dcadf3fd7803691dafb3e7137819cf021a122af94f079bdcf35b
[INFO] running `Command { std: "docker" "start" "-a" "ef98adb16982dcadf3fd7803691dafb3e7137819cf021a122af94f079bdcf35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef98adb16982dcadf3fd7803691dafb3e7137819cf021a122af94f079bdcf35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef98adb16982dcadf3fd7803691dafb3e7137819cf021a122af94f079bdcf35b", kill_on_drop: false }`
[INFO] [stdout] ef98adb16982dcadf3fd7803691dafb3e7137819cf021a122af94f079bdcf35b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b279234d57406391477e9aa67cf3aea3fa1a05388acb8db901a673fe5f5562e
[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" "4b279234d57406391477e9aa67cf3aea3fa1a05388acb8db901a673fe5f5562e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling protobuf v2.19.0
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling input_buffer v0.3.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36 (https://github.com/awmath/rust-crypto.git?branch=avx2#394c2472)
[INFO] [stderr]    Compiling http v0.2.2
[INFO] [stderr]    Compiling handy_async v0.2.13
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling webrtc-sdp v0.3.7
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling trackable v0.1.8
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling protobuf-codegen v2.19.0
[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-1.0.57/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"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=2d888b3787d7506d -C extra-filename=-2d888b3787d7506d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fc674c02767ecd53.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c80413db87535708.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-5ee0227a60781e0f.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" "4b279234d57406391477e9aa67cf3aea3fa1a05388acb8db901a673fe5f5562e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b279234d57406391477e9aa67cf3aea3fa1a05388acb8db901a673fe5f5562e", kill_on_drop: false }`
[INFO] [stdout] 4b279234d57406391477e9aa67cf3aea3fa1a05388acb8db901a673fe5f5562e