[INFO] fetching crate bifrost-webrtc 0.1.0-alpha...
[INFO] testing bifrost-webrtc-0.1.0-alpha against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate bifrost-webrtc 0.1.0-alpha into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate bifrost-webrtc 0.1.0-alpha on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bifrost-webrtc 0.1.0-alpha
[INFO] finished tweaking crates.io crate bifrost-webrtc 0.1.0-alpha
[INFO] tweaked toml for crates.io crate bifrost-webrtc 0.1.0-alpha written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e962be9314cbd5e29fb0098060bf00409c5b59c528c5b2fbf923e154759ab47f
[INFO] running `Command { std: "docker" "start" "-a" "e962be9314cbd5e29fb0098060bf00409c5b59c528c5b2fbf923e154759ab47f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e962be9314cbd5e29fb0098060bf00409c5b59c528c5b2fbf923e154759ab47f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e962be9314cbd5e29fb0098060bf00409c5b59c528c5b2fbf923e154759ab47f", kill_on_drop: false }`
[INFO] [stdout] e962be9314cbd5e29fb0098060bf00409c5b59c528c5b2fbf923e154759ab47f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a18086dd176db07ccf2094adb5a5ab7d62e54f4bf86014f2e6c3b9d948b08949
[INFO] running `Command { std: "docker" "start" "-a" "a18086dd176db07ccf2094adb5a5ab7d62e54f4bf86014f2e6c3b9d948b08949", 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]    Compiling bifrost-webrtc v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "a18086dd176db07ccf2094adb5a5ab7d62e54f4bf86014f2e6c3b9d948b08949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a18086dd176db07ccf2094adb5a5ab7d62e54f4bf86014f2e6c3b9d948b08949", kill_on_drop: false }`
[INFO] [stdout] a18086dd176db07ccf2094adb5a5ab7d62e54f4bf86014f2e6c3b9d948b08949
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 072ae58f7b72f6a4a03c5184e64ea057dc71349708fe2e7891a935f7ebd9e3fb
[INFO] running `Command { std: "docker" "start" "-a" "072ae58f7b72f6a4a03c5184e64ea057dc71349708fe2e7891a935f7ebd9e3fb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bifrost-webrtc v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "072ae58f7b72f6a4a03c5184e64ea057dc71349708fe2e7891a935f7ebd9e3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "072ae58f7b72f6a4a03c5184e64ea057dc71349708fe2e7891a935f7ebd9e3fb", kill_on_drop: false }`
[INFO] [stdout] 072ae58f7b72f6a4a03c5184e64ea057dc71349708fe2e7891a935f7ebd9e3fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 77094b7df7e3665c5a814bb31aca6f0051b5be56fa2173405bc6feb57f780e47
[INFO] running `Command { std: "docker" "start" "-a" "77094b7df7e3665c5a814bb31aca6f0051b5be56fa2173405bc6feb57f780e47", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bifrost_webrtc-0dd908e2b188d9af)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bifrost-webrtc
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "77094b7df7e3665c5a814bb31aca6f0051b5be56fa2173405bc6feb57f780e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77094b7df7e3665c5a814bb31aca6f0051b5be56fa2173405bc6feb57f780e47", kill_on_drop: false }`
[INFO] [stdout] 77094b7df7e3665c5a814bb31aca6f0051b5be56fa2173405bc6feb57f780e47