[INFO] fetching crate webrtc 0.0.0...
[INFO] testing webrtc-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate webrtc 0.0.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate webrtc 0.0.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webrtc 0.0.0
[INFO] finished tweaking crates.io crate webrtc 0.0.0
[INFO] tweaked toml for crates.io crate webrtc 0.0.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.49.0" "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] 29fc23714971ed485e24da2b99dddc77ce739f974eab78aad2151db9ea4b8abe
[INFO] running `Command { std: "docker" "start" "-a" "29fc23714971ed485e24da2b99dddc77ce739f974eab78aad2151db9ea4b8abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29fc23714971ed485e24da2b99dddc77ce739f974eab78aad2151db9ea4b8abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29fc23714971ed485e24da2b99dddc77ce739f974eab78aad2151db9ea4b8abe", kill_on_drop: false }`
[INFO] [stdout] 29fc23714971ed485e24da2b99dddc77ce739f974eab78aad2151db9ea4b8abe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 605f8c3a02145689e0af0a823384c90c721c3b931d75b0adfc1e0122b7656512
[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" "605f8c3a02145689e0af0a823384c90c721c3b931d75b0adfc1e0122b7656512", kill_on_drop: false }`
[INFO] [stderr]    Compiling webrtc-media v0.0.0
[INFO] [stderr]    Compiling tokio-timer v0.1.2
[INFO] [stderr]    Compiling crypto-mac v0.5.2
[INFO] [stderr]    Compiling tokio-core v0.1.18
[INFO] [stderr]    Compiling blake2 v0.7.1
[INFO] [stderr]    Compiling webrtc-sctp v0.0.0
[INFO] [stderr]    Compiling webrtc-data v0.0.0
[INFO] [stderr]    Compiling webrtc v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.27s
[INFO] running `Command { std: "docker" "inspect" "605f8c3a02145689e0af0a823384c90c721c3b931d75b0adfc1e0122b7656512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "605f8c3a02145689e0af0a823384c90c721c3b931d75b0adfc1e0122b7656512", kill_on_drop: false }`
[INFO] [stdout] 605f8c3a02145689e0af0a823384c90c721c3b931d75b0adfc1e0122b7656512
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7717ca0097b68145471a7622694b18243b7fa4e53a2d29857341c587614ac55
[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" "d7717ca0097b68145471a7622694b18243b7fa4e53a2d29857341c587614ac55", kill_on_drop: false }`
[INFO] [stderr]    Compiling webrtc v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "d7717ca0097b68145471a7622694b18243b7fa4e53a2d29857341c587614ac55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7717ca0097b68145471a7622694b18243b7fa4e53a2d29857341c587614ac55", kill_on_drop: false }`
[INFO] [stdout] d7717ca0097b68145471a7622694b18243b7fa4e53a2d29857341c587614ac55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 447c7986bd5f4ee4ff678bfbcd3f772b66f465b53ad43a3c8c16af3c0d031440
[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" "447c7986bd5f4ee4ff678bfbcd3f772b66f465b53ad43a3c8c16af3c0d031440", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/webrtc-2f92be19cb1557eb
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests webrtc
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "447c7986bd5f4ee4ff678bfbcd3f772b66f465b53ad43a3c8c16af3c0d031440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "447c7986bd5f4ee4ff678bfbcd3f772b66f465b53ad43a3c8c16af3c0d031440", kill_on_drop: false }`
[INFO] [stdout] 447c7986bd5f4ee4ff678bfbcd3f772b66f465b53ad43a3c8c16af3c0d031440