[INFO] fetching crate webrtc-unreliable 0.5.1...
[INFO] testing webrtc-unreliable-0.5.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate webrtc-unreliable 0.5.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate webrtc-unreliable 0.5.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webrtc-unreliable 0.5.1
[INFO] finished tweaking crates.io crate webrtc-unreliable 0.5.1
[INFO] tweaked toml for crates.io crate webrtc-unreliable 0.5.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate webrtc-unreliable 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fastrand v1.4.1
[INFO] [stderr]   Downloaded async-io v1.4.1
[INFO] [stderr]   Downloaded polling v2.0.3
[INFO] [stderr]   Downloaded futures-lite v1.11.3
[INFO] [stderr]   Downloaded regex v1.5.3
[INFO] [stderr]   Downloaded syn v1.0.71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 135a0041e8c67123827406a7aff2af10869482377f65ed7d525ac7ad1c7c9eef
[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" "135a0041e8c67123827406a7aff2af10869482377f65ed7d525ac7ad1c7c9eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "135a0041e8c67123827406a7aff2af10869482377f65ed7d525ac7ad1c7c9eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "135a0041e8c67123827406a7aff2af10869482377f65ed7d525ac7ad1c7c9eef", kill_on_drop: false }`
[INFO] [stdout] 135a0041e8c67123827406a7aff2af10869482377f65ed7d525ac7ad1c7c9eef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ecbff318195a6447f7a7747db3d8632e7f7820532ab395b38ef7e1229adc743
[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" "6ecbff318195a6447f7a7747db3d8632e7f7820532ab395b38ef7e1229adc743", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling futures-core v0.3.14
[INFO] [stderr]    Compiling futures-io v0.3.14
[INFO] [stderr]    Compiling fastrand v1.4.1
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]    Compiling futures-sink v0.3.14
[INFO] [stderr]    Compiling futures-task v0.3.14
[INFO] [stderr]    Compiling openssl-sys v0.9.62
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling futures-channel v0.3.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling polling v2.0.3
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling async-io v1.4.1
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling futures-util v0.3.14
[INFO] [stderr]    Compiling webrtc-unreliable v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.12s
[INFO] running `Command { std: "docker" "inspect" "6ecbff318195a6447f7a7747db3d8632e7f7820532ab395b38ef7e1229adc743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ecbff318195a6447f7a7747db3d8632e7f7820532ab395b38ef7e1229adc743", kill_on_drop: false }`
[INFO] [stdout] 6ecbff318195a6447f7a7747db3d8632e7f7820532ab395b38ef7e1229adc743
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", 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] d80a8b4a0e310ccb83e387381ec90b6fca59b222792a2f2082d1c88ab29acbc1
[INFO] running `Command { std: "docker" "start" "-a" "d80a8b4a0e310ccb83e387381ec90b6fca59b222792a2f2082d1c88ab29acbc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling httparse v1.4.0
[INFO] [stderr]    Compiling httpdate v1.0.0
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling http-body v0.4.1
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling regex v1.5.3
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling futures-executor v0.3.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling futures v0.3.14
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling hyper v0.14.7
[INFO] [stderr]    Compiling webrtc-unreliable v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 49.28s
[INFO] running `Command { std: "docker" "inspect" "d80a8b4a0e310ccb83e387381ec90b6fca59b222792a2f2082d1c88ab29acbc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d80a8b4a0e310ccb83e387381ec90b6fca59b222792a2f2082d1c88ab29acbc1", kill_on_drop: false }`
[INFO] [stdout] d80a8b4a0e310ccb83e387381ec90b6fca59b222792a2f2082d1c88ab29acbc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fa4f31048db2d6bc6f9bc7df67599e18fdf9523e8556a86838675ebf28107226
[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" "fa4f31048db2d6bc6f9bc7df67599e18fdf9523e8556a86838675ebf28107226", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/webrtc_unreliable-d741f252e0ab41bb)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests webrtc-unreliable
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fa4f31048db2d6bc6f9bc7df67599e18fdf9523e8556a86838675ebf28107226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa4f31048db2d6bc6f9bc7df67599e18fdf9523e8556a86838675ebf28107226", kill_on_drop: false }`
[INFO] [stdout] fa4f31048db2d6bc6f9bc7df67599e18fdf9523e8556a86838675ebf28107226