[INFO] fetching crate mumbleping-rs 0.1.0...
[INFO] testing mumbleping-rs-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate mumbleping-rs 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate mumbleping-rs 0.1.0
[INFO] finished tweaking crates.io crate mumbleping-rs 0.1.0
[INFO] tweaked toml for crates.io crate mumbleping-rs 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mumbleping-rs 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded virtue v0.0.18
[INFO] [stderr]   Downloaded unty v0.0.4
[INFO] [stderr]   Downloaded bincode v2.0.1
[INFO] [stderr]   Downloaded bincode_derive v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b229f1f357f4ab23cad3f948de3f7a879b57829e6a1eac8eccb6de82b8e37ec
[INFO] running `Command { std: "docker" "start" "-a" "2b229f1f357f4ab23cad3f948de3f7a879b57829e6a1eac8eccb6de82b8e37ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b229f1f357f4ab23cad3f948de3f7a879b57829e6a1eac8eccb6de82b8e37ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b229f1f357f4ab23cad3f948de3f7a879b57829e6a1eac8eccb6de82b8e37ec", kill_on_drop: false }`
[INFO] [stdout] 2b229f1f357f4ab23cad3f948de3f7a879b57829e6a1eac8eccb6de82b8e37ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e87d082d24d5ee1354a59adaa747fb685ebb2fe4af0eff4db08eff0658f255cd
[INFO] running `Command { std: "docker" "start" "-a" "e87d082d24d5ee1354a59adaa747fb685ebb2fe4af0eff4db08eff0658f255cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling mumbleping-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.47s
[INFO] running `Command { std: "docker" "inspect" "e87d082d24d5ee1354a59adaa747fb685ebb2fe4af0eff4db08eff0658f255cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e87d082d24d5ee1354a59adaa747fb685ebb2fe4af0eff4db08eff0658f255cd", kill_on_drop: false }`
[INFO] [stdout] e87d082d24d5ee1354a59adaa747fb685ebb2fe4af0eff4db08eff0658f255cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6f917111add869438e945b82d3ba731667c4c596d64e48ce87da18e0866f33a
[INFO] running `Command { std: "docker" "start" "-a" "c6f917111add869438e945b82d3ba731667c4c596d64e48ce87da18e0866f33a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mumbleping-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `thread`
[INFO] [stdout]    --> src/lib.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |         thread::spawn(|| {
[INFO] [stdout]     |         ^^^^^^ use of unresolved module or unlinked crate `thread`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `thread`, use `cargo add thread` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]     |
[INFO] [stdout]  83 +     use std::thread;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/lib.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let (size, source) = socket.recv_from(&mut buf).expect("Failed to receive data");
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ping`
[INFO] [stdout]   --> src/lib.rs:93:14
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let (ping, identifier): (u32, u64) = bincode::decode_from_slice(&buf, bincode::config::standard().with_big_endian()).unwrap().0;
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_ping`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mumbleping-rs` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c6f917111add869438e945b82d3ba731667c4c596d64e48ce87da18e0866f33a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f917111add869438e945b82d3ba731667c4c596d64e48ce87da18e0866f33a", kill_on_drop: false }`
[INFO] [stdout] c6f917111add869438e945b82d3ba731667c4c596d64e48ce87da18e0866f33a