[INFO] cloning repository https://github.com/dhylands/examplelib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dhylands/examplelib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhylands%2Fexamplelib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhylands%2Fexamplelib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20e1c6bcd6dcfa85bee7096791c7ed58df624aab
[INFO] building dhylands/examplelib against master#9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19 for pr-117684
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhylands%2Fexamplelib" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dhylands/examplelib on toolchain 9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dhylands/examplelib
[INFO] finished tweaking git repo https://github.com/dhylands/examplelib
[INFO] tweaked toml for git repo https://github.com/dhylands/examplelib written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dhylands/examplelib already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] building dhylands/examplelib against try#53e03135c36e913ff664ce8329041b7e3c2fd358 for pr-117684
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhylands%2Fexamplelib" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dhylands/examplelib on toolchain 53e03135c36e913ff664ce8329041b7e3c2fd358
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dhylands/examplelib
[INFO] finished tweaking git repo https://github.com/dhylands/examplelib
[INFO] tweaked toml for git repo https://github.com/dhylands/examplelib written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dhylands/examplelib already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8ce6b41645865c83614095314cab6951fcd7f6ad9aedb5aea83f6785fb19442
[INFO] running `Command { std: "docker" "start" "-a" "f8ce6b41645865c83614095314cab6951fcd7f6ad9aedb5aea83f6785fb19442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8ce6b41645865c83614095314cab6951fcd7f6ad9aedb5aea83f6785fb19442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8ce6b41645865c83614095314cab6951fcd7f6ad9aedb5aea83f6785fb19442", kill_on_drop: false }`
[INFO] [stdout] f8ce6b41645865c83614095314cab6951fcd7f6ad9aedb5aea83f6785fb19442
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2f418875ad9ed17c0c184cea3784e42082ba7f84b3a7ae63c5920a053e7d738
[INFO] running `Command { std: "docker" "start" "-a" "b2f418875ad9ed17c0c184cea3784e42082ba7f84b3a7ae63c5920a053e7d738", kill_on_drop: false }`
[INFO] [stderr]    Compiling examplelib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `id`, `tag`, `classes`, and `attrs` are never read
[INFO] [stdout]  --> src/blockrule.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ViewState {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 4 |     id: String,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 5 |     tag: String,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 6 |     classes: Vec<String>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 7 |     attrs: HashMap<String, String>
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 0.10s
[INFO] running `Command { std: "docker" "inspect" "b2f418875ad9ed17c0c184cea3784e42082ba7f84b3a7ae63c5920a053e7d738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2f418875ad9ed17c0c184cea3784e42082ba7f84b3a7ae63c5920a053e7d738", kill_on_drop: false }`
[INFO] [stdout] b2f418875ad9ed17c0c184cea3784e42082ba7f84b3a7ae63c5920a053e7d738
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5494042d66ac5036b2aeab6b00eee451a6ff47794b4d1c3602cbdf7e486a5a3e
[INFO] running `Command { std: "docker" "start" "-a" "5494042d66ac5036b2aeab6b00eee451a6ff47794b4d1c3602cbdf7e486a5a3e", kill_on_drop: false }`
[INFO] [stdout] warning: fields `id`, `tag`, `classes`, and `attrs` are never read
[INFO] [stdout]  --> src/blockrule.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ViewState {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 4 |     id: String,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 5 |     tag: String,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 6 |     classes: Vec<String>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 7 |     attrs: HashMap<String, String>
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling examplelib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `view_state`
[INFO] [stdout]   --> examples/dump-views.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let view_state = ViewState::new();
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_view_state`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `tag`, `classes`, and `attrs` are never read
[INFO] [stdout]  --> src/blockrule.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ViewState {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 4 |     id: String,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 5 |     tag: String,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 6 |     classes: Vec<String>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 7 |     attrs: HashMap<String, String>
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "5494042d66ac5036b2aeab6b00eee451a6ff47794b4d1c3602cbdf7e486a5a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5494042d66ac5036b2aeab6b00eee451a6ff47794b4d1c3602cbdf7e486a5a3e", kill_on_drop: false }`
[INFO] [stdout] 5494042d66ac5036b2aeab6b00eee451a6ff47794b4d1c3602cbdf7e486a5a3e