[INFO] cloning repository https://github.com/walksanatora/Rust-WILS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/walksanatora/Rust-WILS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalksanatora%2FRust-WILS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalksanatora%2FRust-WILS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 89662c3a62c84b7011a2d6f62a93429467c931cd
[INFO] checking walksanatora/Rust-WILS against try#e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837 for pr-143619
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalksanatora%2FRust-WILS" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/walksanatora/Rust-WILS
[INFO] finished tweaking git repo https://github.com/walksanatora/Rust-WILS
[INFO] tweaked toml for git repo https://github.com/walksanatora/Rust-WILS written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/walksanatora/Rust-WILS on toolchain e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/walksanatora/Rust-WILS 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" "+e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking walksanatora/Rust-WILS against try#e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837 for pr-143619
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalksanatora%2FRust-WILS" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/walksanatora/Rust-WILS
[INFO] finished tweaking git repo https://github.com/walksanatora/Rust-WILS
[INFO] tweaked toml for git repo https://github.com/walksanatora/Rust-WILS written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/walksanatora/Rust-WILS on toolchain e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/walksanatora/Rust-WILS 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" "+e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dotavious v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87781885a725b1b4bbc070f1fcd14dd901dcc11e8dc500b4b7cbbeb52e1e240a
[INFO] running `Command { std: "docker" "start" "-a" "87781885a725b1b4bbc070f1fcd14dd901dcc11e8dc500b4b7cbbeb52e1e240a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87781885a725b1b4bbc070f1fcd14dd901dcc11e8dc500b4b7cbbeb52e1e240a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87781885a725b1b4bbc070f1fcd14dd901dcc11e8dc500b4b7cbbeb52e1e240a", kill_on_drop: false }`
[INFO] [stdout] 87781885a725b1b4bbc070f1fcd14dd901dcc11e8dc500b4b7cbbeb52e1e240a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd522b0a6472e005664cde3c86f5ef8cbd5ef17723dcea38e19dd3b2d4a1f027
[INFO] running `Command { std: "docker" "start" "-a" "cd522b0a6472e005664cde3c86f5ef8cbd5ef17723dcea38e19dd3b2d4a1f027", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking shlex v1.1.0
[INFO] [stderr]     Checking wyz v0.5.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking bitvec v1.0.0
[INFO] [stderr]     Checking dotavious v0.2.1
[INFO] [stderr]     Checking rust_wils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/render.rs:5:115
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn generate_graph(node: &huffman::Node,path: Option<String>, left: Option<bool>,dot: Option<GraphBuilder>) -> GraphBuilder {
[INFO] [stdout]   |                             --------------                                               --------------------     ^^^^^^^^^^^^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout]   = help: this function's return type contains a borrowed value, but the signature does not say whether it is borrowed from `node` or `dot`
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn generate_graph<'a>(node: &'a huffman::Node,path: Option<String>, left: Option<bool>,dot: Option<GraphBuilder<'a>>) -> GraphBuilder<'a> {
[INFO] [stdout]   |                      ++++        ++                                                                                ++++                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/render.rs:5:115
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn generate_graph(node: &huffman::Node,path: Option<String>, left: Option<bool>,dot: Option<GraphBuilder>) -> GraphBuilder {
[INFO] [stdout]   |                             --------------                                               --------------------     ^^^^^^^^^^^^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout]   = help: this function's return type contains a borrowed value, but the signature does not say whether it is borrowed from `node` or `dot`
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn generate_graph<'a>(node: &'a huffman::Node,path: Option<String>, left: Option<bool>,dot: Option<GraphBuilder<'a>>) -> GraphBuilder<'a> {
[INFO] [stdout]   |                      ++++        ++                                                                                ++++                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_wils` (bin "rust_wils") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_wils` (bin "rust_wils" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "cd522b0a6472e005664cde3c86f5ef8cbd5ef17723dcea38e19dd3b2d4a1f027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd522b0a6472e005664cde3c86f5ef8cbd5ef17723dcea38e19dd3b2d4a1f027", kill_on_drop: false }`
[INFO] [stdout] cd522b0a6472e005664cde3c86f5ef8cbd5ef17723dcea38e19dd3b2d4a1f027