[INFO] cloning repository https://github.com/simmons/webrtc-demo-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simmons/webrtc-demo-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimmons%2Fwebrtc-demo-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimmons%2Fwebrtc-demo-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ebb53e1f87abd4e680b68b304078cc681c539826
[INFO] testing simmons/webrtc-demo-server against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimmons%2Fwebrtc-demo-server" "/workspace/builds/worker-59/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-59/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/simmons/webrtc-demo-server on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/simmons/webrtc-demo-server
[INFO] finished tweaking git repo https://github.com/simmons/webrtc-demo-server
[INFO] tweaked toml for git repo https://github.com/simmons/webrtc-demo-server written to /workspace/builds/worker-59/source/Cargo.toml
[INFO] crate git repo https://github.com/simmons/webrtc-demo-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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 utf8-ranges v1.0.1
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.3
[INFO] [stderr]   Downloaded time v0.1.40
[INFO] [stderr]   Downloaded actix-web v0.7.4
[INFO] [stderr]   Downloaded htmlescape v0.3.1
[INFO] [stderr]   Downloaded lazycell v1.0.0
[INFO] [stderr]   Downloaded synstructure v0.9.0
[INFO] [stderr]   Downloaded tokio-signal v0.2.4
[INFO] [stderr]   Downloaded backtrace v0.2.3
[INFO] [stderr]   Downloaded actix_derive v0.3.0
[INFO] [stderr]   Downloaded itoa v0.4.2
[INFO] [stderr]   Downloaded phf_codegen v0.7.22
[INFO] [stderr]   Downloaded trust-dns-resolver v0.9.1
[INFO] [stderr]   Downloaded crossbeam-channel v0.2.4
[INFO] [stderr]   Downloaded aho-corasick v0.6.7
[INFO] [stderr]   Downloaded rustc-demangle v0.1.9
[INFO] [stderr]   Downloaded error-chain v0.1.12
[INFO] [stderr]   Downloaded derive-error-chain v0.10.1
[INFO] [stderr]   Downloaded byteorder v1.2.6
[INFO] [stderr]   Downloaded failure_derive v0.1.2
[INFO] [stderr]   Downloaded mime v0.3.9
[INFO] [stderr]   Downloaded memchr v2.0.2
[INFO] [stderr]   Downloaded regex v1.0.4
[INFO] [stderr]   Downloaded quote v0.6.8
[INFO] [stderr]   Downloaded h2 v0.1.12
[INFO] [stderr]   Downloaded trust-dns-proto v0.4.0
[INFO] [stderr]   Downloaded httparse v1.3.2
[INFO] [stderr]   Downloaded http v0.1.10
[INFO] [stderr]   Downloaded phf_shared v0.7.22
[INFO] [stderr]   Downloaded proc-macro2 v0.4.13
[INFO] [stderr]   Downloaded serde_derive v1.0.75
[INFO] [stderr]   Downloaded termcolor v1.0.2
[INFO] [stderr]   Downloaded dotenv v0.10.1
[INFO] [stderr]   Downloaded serde v1.0.75
[INFO] [stderr]   Downloaded ipconfig v0.1.7
[INFO] [stderr]   Downloaded serde_json v1.0.26
[INFO] [stderr]   Downloaded string v0.1.1
[INFO] [stderr]   Downloaded wincolor v1.0.1
[INFO] [stderr]   Downloaded failure v0.1.2
[INFO] [stderr]   Downloaded socket2 v0.3.7
[INFO] [stderr]   Downloaded base64 v0.9.2
[INFO] [stderr]   Downloaded miniz-sys v0.1.10
[INFO] [stderr]   Downloaded flate2 v1.0.2
[INFO] [stderr]   Downloaded unicase v2.1.0
[INFO] [stderr]   Downloaded phf v0.7.22
[INFO] [stderr]   Downloaded phf_generator v0.7.22
[INFO] [stderr]   Downloaded url v1.7.1
[INFO] [stderr]   Downloaded backtrace-sys v0.1.24
[INFO] [stderr]   Downloaded ring v0.13.2
[INFO] [stderr]   Downloaded actix v0.7.3
[INFO] [stderr]   Downloaded woothee v0.8.0
[INFO] [stderr]   Downloaded ryu v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1646858772ff582b077700d7565d725b036752cebc78dacf9e499486cd9ea8b1
[INFO] running `Command { std: "docker" "start" "-a" "1646858772ff582b077700d7565d725b036752cebc78dacf9e499486cd9ea8b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1646858772ff582b077700d7565d725b036752cebc78dacf9e499486cd9ea8b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1646858772ff582b077700d7565d725b036752cebc78dacf9e499486cd9ea8b1", kill_on_drop: false }`
[INFO] [stdout] 1646858772ff582b077700d7565d725b036752cebc78dacf9e499486cd9ea8b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e17d55e8cd14b506f09ffe13f5a6f20c84c10b82bfe0cd0eac448363a0ff22c
[INFO] running `Command { std: "docker" "start" "-a" "9e17d55e8cd14b506f09ffe13f5a6f20c84c10b82bfe0cd0eac448363a0ff22c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling cc v1.0.22
[INFO] [stderr]    Compiling futures v0.1.23
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling serde v1.0.75
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling linked-hash-map v0.4.2
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling regex v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling woothee v0.8.0
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling string v0.1.1
[INFO] [stderr]    Compiling indexmap v1.0.1
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling termcolor v1.0.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling htmlescape v0.3.1
[INFO] [stderr]    Compiling lazycell v1.0.0
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling log v0.4.4
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling socket2 v0.3.7
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling lru-cache v0.1.1
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling actix-web v0.7.4
[INFO] [stderr] error: could not compile `rand`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rand /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.4.3/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="default"' --cfg 'feature="libc"' --cfg 'feature="std"' -C metadata=a7c8ba3b8ee8b4ea -C extra-filename=-a7c8ba3b8ee8b4ea --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-94c920f5a7e04087.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" "9e17d55e8cd14b506f09ffe13f5a6f20c84c10b82bfe0cd0eac448363a0ff22c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e17d55e8cd14b506f09ffe13f5a6f20c84c10b82bfe0cd0eac448363a0ff22c", kill_on_drop: false }`
[INFO] [stdout] 9e17d55e8cd14b506f09ffe13f5a6f20c84c10b82bfe0cd0eac448363a0ff22c