[INFO] cloning repository https://github.com/codec-abc/Yew-WebRTC-Chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/codec-abc/Yew-WebRTC-Chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodec-abc%2FYew-WebRTC-Chat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodec-abc%2FYew-WebRTC-Chat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aae3ba9e0af5d4ba82e04cfd9812d52e1d4c8bcd
[INFO] testing codec-abc/Yew-WebRTC-Chat against try#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodec-abc%2FYew-WebRTC-Chat" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/codec-abc/Yew-WebRTC-Chat on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/.cargo/config
[INFO] started tweaking git repo https://github.com/codec-abc/Yew-WebRTC-Chat
[INFO] finished tweaking git repo https://github.com/codec-abc/Yew-WebRTC-Chat
[INFO] tweaked toml for git repo https://github.com/codec-abc/Yew-WebRTC-Chat written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/codec-abc/Yew-WebRTC-Chat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cc8ca50b5276d3e3184b909b41ddb6f42fda4169b8b05ecffff4a10079f79f5
[INFO] running `Command { std: "docker" "start" "-a" "7cc8ca50b5276d3e3184b909b41ddb6f42fda4169b8b05ecffff4a10079f79f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cc8ca50b5276d3e3184b909b41ddb6f42fda4169b8b05ecffff4a10079f79f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cc8ca50b5276d3e3184b909b41ddb6f42fda4169b8b05ecffff4a10079f79f5", kill_on_drop: false }`
[INFO] [stdout] 7cc8ca50b5276d3e3184b909b41ddb6f42fda4169b8b05ecffff4a10079f79f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cf07a0ced86a9593738c73a2fb6525b00f84a1f8c72802365e1f37c4a277e78
[INFO] running `Command { std: "docker" "start" "-a" "1cf07a0ced86a9593738c73a2fb6525b00f84a1f8c72802365e1f37c4a277e78", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.63
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bumpalo v3.2.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.63
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling yew v0.16.2
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling cfg-match v0.2.1
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling hmac-sha256 v0.1.2
[INFO] [stderr]    Compiling base64 v0.12.1
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.63
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]    Compiling yew-macro v0.16.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.63
[INFO] [stderr]    Compiling thiserror v1.0.16
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling js-sys v0.3.40
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling web-sys v0.3.39
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.13
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling gloo-events v0.1.1
[INFO] [stderr]    Compiling gloo-console-timer v0.1.0
[INFO] [stderr]    Compiling gloo-timers v0.2.1
[INFO] [stderr]    Compiling gloo-file v0.1.0
[INFO] [stderr]    Compiling gloo v0.2.1
[INFO] [stderr]    Compiling part2_bis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::convert::From::from` that must be used
[INFO] [stdout]    --> src/chat/web_rtc_manager.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 | /             JsFuture::from(
[INFO] [stdout] 207 | |                 web_rtc_manager_rc_clone
[INFO] [stdout] 208 | |                     .borrow()
[INFO] [stdout] 209 | |                     .rtc_peer_connection
[INFO] [stdout] ...   |
[INFO] [stdout] 215 | |                     .then(&set_candidates_closure),
[INFO] [stdout] 216 | |             );
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `Command { std: "docker" "inspect" "1cf07a0ced86a9593738c73a2fb6525b00f84a1f8c72802365e1f37c4a277e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cf07a0ced86a9593738c73a2fb6525b00f84a1f8c72802365e1f37c4a277e78", kill_on_drop: false }`
[INFO] [stdout] 1cf07a0ced86a9593738c73a2fb6525b00f84a1f8c72802365e1f37c4a277e78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25da489d80e8dfc15a974c40bcf06969ece12a2b34d950229377056322345747
[INFO] running `Command { std: "docker" "start" "-a" "25da489d80e8dfc15a974c40bcf06969ece12a2b34d950229377056322345747", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling part2_bis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::convert::From::from` that must be used
[INFO] [stdout]    --> src/chat/web_rtc_manager.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 | /             JsFuture::from(
[INFO] [stdout] 207 | |                 web_rtc_manager_rc_clone
[INFO] [stdout] 208 | |                     .borrow()
[INFO] [stdout] 209 | |                     .rtc_peer_connection
[INFO] [stdout] ...   |
[INFO] [stdout] 215 | |                     .then(&set_candidates_closure),
[INFO] [stdout] 216 | |             );
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.19s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/part2_bis-e559ffb9ed14bc71)
[INFO] running `Command { std: "docker" "inspect" "25da489d80e8dfc15a974c40bcf06969ece12a2b34d950229377056322345747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25da489d80e8dfc15a974c40bcf06969ece12a2b34d950229377056322345747", kill_on_drop: false }`
[INFO] [stdout] 25da489d80e8dfc15a974c40bcf06969ece12a2b34d950229377056322345747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a86a81c6170118f004f81d5105d07e91f1ab828d78481d4b075fec330eb5bb1
[INFO] running `Command { std: "docker" "start" "-a" "7a86a81c6170118f004f81d5105d07e91f1ab828d78481d4b075fec330eb5bb1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused return value of `std::convert::From::from` that must be used
[INFO] [stderr]    --> src/chat/web_rtc_manager.rs:206:13
[INFO] [stderr]     |
[INFO] [stderr] 206 | /             JsFuture::from(
[INFO] [stderr] 207 | |                 web_rtc_manager_rc_clone
[INFO] [stderr] 208 | |                     .borrow()
[INFO] [stderr] 209 | |                     .rtc_peer_connection
[INFO] [stderr] ...   |
[INFO] [stderr] 215 | |                     .then(&set_candidates_closure),
[INFO] [stderr] 216 | |             );
[INFO] [stderr]     | |______________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `part2_bis` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/part2_bis-e559ffb9ed14bc71)
[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] 
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "7a86a81c6170118f004f81d5105d07e91f1ab828d78481d4b075fec330eb5bb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a86a81c6170118f004f81d5105d07e91f1ab828d78481d4b075fec330eb5bb1", kill_on_drop: false }`
[INFO] [stdout] 7a86a81c6170118f004f81d5105d07e91f1ab828d78481d4b075fec330eb5bb1