[INFO] fetching crate librice 0.0.1...
[INFO] testing librice-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate librice 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate librice 0.0.1 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 crates.io crate librice 0.0.1
[INFO] finished tweaking crates.io crate librice 0.0.1
[INFO] tweaked toml for crates.io crate librice 0.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate librice 0.0.1 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]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-timer v3.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 6e01d490cc42918e60cb43a46e89ec26ecc76db932410db24fba9e33d8660b19
[INFO] running `Command { std: "docker" "start" "-a" "6e01d490cc42918e60cb43a46e89ec26ecc76db932410db24fba9e33d8660b19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e01d490cc42918e60cb43a46e89ec26ecc76db932410db24fba9e33d8660b19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e01d490cc42918e60cb43a46e89ec26ecc76db932410db24fba9e33d8660b19", kill_on_drop: false }`
[INFO] [stdout] 6e01d490cc42918e60cb43a46e89ec26ecc76db932410db24fba9e33d8660b19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 454829ab6698a316b134add8412faa6a7467bad97031fa006dd18cf0c4dabded
[INFO] running `Command { std: "docker" "start" "-a" "454829ab6698a316b134add8412faa6a7467bad97031fa006dd18cf0c4dabded", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling syn v1.0.59
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling futures-sink v0.3.12
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling c_linked_list v1.1.1
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling futures-task v0.3.12
[INFO] [stderr]    Compiling thread_local v1.1.1
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling get_if_addrs v0.5.3
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.9.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling sha-1 v0.9.2
[INFO] [stderr]    Compiling hmac v0.9.0
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling futures-executor v0.3.12
[INFO] [stderr]    Compiling futures v0.3.12
[INFO] [stderr]    Compiling librice v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.32s
[INFO] running `Command { std: "docker" "inspect" "454829ab6698a316b134add8412faa6a7467bad97031fa006dd18cf0c4dabded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "454829ab6698a316b134add8412faa6a7467bad97031fa006dd18cf0c4dabded", kill_on_drop: false }`
[INFO] [stdout] 454829ab6698a316b134add8412faa6a7467bad97031fa006dd18cf0c4dabded
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85a12b349b99ac45dfdb2d16179eff776bdd78f5a63241892133bf5c1f89014e
[INFO] running `Command { std: "docker" "start" "-a" "85a12b349b99ac45dfdb2d16179eff776bdd78f5a63241892133bf5c1f89014e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling librice v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.51s
[INFO] running `Command { std: "docker" "inspect" "85a12b349b99ac45dfdb2d16179eff776bdd78f5a63241892133bf5c1f89014e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85a12b349b99ac45dfdb2d16179eff776bdd78f5a63241892133bf5c1f89014e", kill_on_drop: false }`
[INFO] [stdout] 85a12b349b99ac45dfdb2d16179eff776bdd78f5a63241892133bf5c1f89014e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1f58a1e2f95f8dd1a816aeb6296a99dcfd093b8173ab21c99978ecfb392c21de
[INFO] running `Command { std: "docker" "start" "-a" "1f58a1e2f95f8dd1a816aeb6296a99dcfd093b8173ab21c99978ecfb392c21de", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/librice-33a77a9dac3fe4a3)
[INFO] [stdout] 
[INFO] [stdout] running 45 tests
[INFO] [stdout] test stun::attribute::tests::message_integrity ... ok
[INFO] [stdout] test candidate::tests::pair_nominate ... ok
[INFO] [stdout] test stun::attribute::tests::ice_controlled ... ok
[INFO] [stdout] test stun::attribute::tests::ice_controlling ... ok
[INFO] [stdout] test stun::attribute::tests::fingerprint ... ok
[INFO] [stdout] test stun::attribute::tests::error_code ... ok
[INFO] [stdout] test stun::attribute::tests::priority ... ok
[INFO] [stdout] test socket::tests::send_multi_recv ... ok
[INFO] [stdout] test stun::attribute::tests::software ... ok
[INFO] [stdout] test socket::tests::channel_addr_matches_socket ... ok
[INFO] [stdout] test stun::message::tests::unknown_attributes ... ok
[INFO] [stdout] test stun::attribute::tests::unknown_attributes ... ok
[INFO] [stdout] test stun::attribute::tests::use_candidate ... ok
[INFO] [stdout] test stun::message::tests::msg_type_roundtrip ... ok
[INFO] [stdout] test utils::tests::channel ... ok
[INFO] [stdout] test stun::attribute::tests::raw_attribute_construct ... ok
[INFO] [stdout] test stun::message::tests::integrity ... ok
[INFO] [stdout] test stun::attribute::tests::raw_attribute_encoding ... ok
[INFO] [stdout] test stun::message::tests::fingerprint ... ok
[INFO] [stdout] test stun::attribute::tests::username ... ok
[INFO] [stdout] test component::tests::initial_state_new ... ok
[INFO] [stdout] test stun::attribute::tests::xor_mapped_address ... ok
[INFO] [stdout] test component::tests::set_addrs ... ok
[INFO] [stdout] test component::tests::send_recv ... ok
[INFO] [stdout] test utils::tests::channel_filter ... ok
[INFO] [stdout] test stun::message::tests::valid_attributes ... ok
[INFO] [stdout] test stun::pacer::tests::first_immediate ... ok
[INFO] [stdout] test component::tests::set_state_broadcast ... ok
[INFO] [stdout] test stun::message::tests::bad_request ... ok
[INFO] [stdout] test conncheck::tests::get_candidates ... ok
[INFO] [stdout] test conncheck::tests::conncheck_udp_host ... ok
[INFO] [stdout] test conncheck::tests::checklist_fake_simple_success ... ok
[INFO] [stdout] test socket::tests::send_recv ... ok
[INFO] [stdout] test conncheck::tests::checklist_generate_checks ... ok
[INFO] [stdout] test conncheck::tests::checklists_initial_thaw ... ok
[INFO] [stdout] test socket::tests::send_multi_recv_with_drop ... ok
[INFO] [stdout] test component::tests::muxing_recv ... ok
[INFO] [stdout] test stun::message::tests::msg_roundtrip ... ok
[INFO] [stdout] test utils::tests::channel_broadcast_large ... ok
[INFO] [stdout] test stream::tests::gather_candidates ... FAILED
[INFO] [stdout] test component::tests::gather ... FAILED
[INFO] [stdout] test stream::tests::send_component ... FAILED
[INFO] [stdout] test tasks::tests::task_list ... ok
[INFO] [stdout] test stun::pacer::tests::delay_second_message ... ok
[INFO] [stdout] test agent::tests::gather has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "1f58a1e2f95f8dd1a816aeb6296a99dcfd093b8173ab21c99978ecfb392c21de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f58a1e2f95f8dd1a816aeb6296a99dcfd093b8173ab21c99978ecfb392c21de", kill_on_drop: false }`
[INFO] [stdout] 1f58a1e2f95f8dd1a816aeb6296a99dcfd093b8173ab21c99978ecfb392c21de