[INFO] updating cached repository https://github.com/babariviere/prown
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b47daac52a3298d224f4b687bbd005e9a2dc811e
[INFO] checking babariviere/prown against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbabariviere%2Fprown" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/babariviere/prown on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/babariviere/prown
[INFO] finished tweaking git repo https://github.com/babariviere/prown
[INFO] tweaked toml for git repo https://github.com/babariviere/prown written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/babariviere/prown already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 03dded7f7bddcd587d29649943d3f5b1bc70ffd4983199df9dda6cd6f8b493bb
[INFO] running `"docker" "start" "-a" "03dded7f7bddcd587d29649943d3f5b1bc70ffd4983199df9dda6cd6f8b493bb"`
[INFO] [stderr]     Checking toml v0.2.1
[INFO] [stderr]     Checking inotify v0.2.3
[INFO] [stderr]     Checking notify v3.0.1
[INFO] [stderr]     Checking prown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::ffi::CString`
[INFO] [stderr]  --> src/project.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ffi::CString;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `project`
[INFO] [stderr]   --> src/project.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |         for project in &self.projects {
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_project`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `project_name`
[INFO] [stderr]   --> src/project.rs:27:24
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn goto(&self, project_name: &str) -> Option<PathBuf> {
[INFO] [stderr]    |                        ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_project_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ffi::CString`
[INFO] [stderr]  --> src/project.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ffi::CString;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stderr]    --> src/project.rs:150:23
[INFO] [stderr]     |
[INFO] [stderr] 79  |     pub fn new(dir: PathBuf, prown: Option<Prown>) -> Project {
[INFO] [stderr]     |     --------------------------------------------------------- defined here
[INFO] [stderr] ...
[INFO] [stderr] 150 |         let project = Project::new("tests/pr01");
[INFO] [stderr]     |                       ^^^^^^^^^^^^ ------------ supplied 1 argument
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       expected 2 arguments
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stderr]    --> src/project.rs:156:23
[INFO] [stderr]     |
[INFO] [stderr] 79  |     pub fn new(dir: PathBuf, prown: Option<Prown>) -> Project {
[INFO] [stderr]     |     --------------------------------------------------------- defined here
[INFO] [stderr] ...
[INFO] [stderr] 156 |         let project = Project::new("tests/pr02");
[INFO] [stderr]     |                       ^^^^^^^^^^^^ ------------ supplied 1 argument
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       expected 2 arguments
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `prown`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "03dded7f7bddcd587d29649943d3f5b1bc70ffd4983199df9dda6cd6f8b493bb"`
[INFO] running `"docker" "rm" "-f" "03dded7f7bddcd587d29649943d3f5b1bc70ffd4983199df9dda6cd6f8b493bb"`
[INFO] [stdout] 03dded7f7bddcd587d29649943d3f5b1bc70ffd4983199df9dda6cd6f8b493bb
