[INFO] updating cached repository https://github.com/meshuga/conway-rust
[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] cdc1d1f07b35813f37607320353baa09f1f8cd78
[INFO] checking meshuga/conway-rust against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeshuga%2Fconway-rust" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/meshuga/conway-rust on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/meshuga/conway-rust
[INFO] finished tweaking git repo https://github.com/meshuga/conway-rust
[INFO] tweaked toml for git repo https://github.com/meshuga/conway-rust written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/meshuga/conway-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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] b99855555679d9d9dd9689294311c1ce8607d758e689bf9bad23973f87e7f6eb
[INFO] running `"docker" "start" "-a" "b99855555679d9d9dd9689294311c1ce8607d758e689bf9bad23973f87e7f6eb"`
[INFO] [stderr]     Checking conway-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0428]: the name `test_generation_is_cell__alive` is defined multiple times
[INFO] [stderr]    --> src/conway.rs:101:1
[INFO] [stderr]     |
[INFO] [stderr] 95  | fn test_generation_is_cell__alive() {
[INFO] [stderr]     | ----------------------------------- previous definition of the value `test_generation_is_cell__alive` here
[INFO] [stderr] ...
[INFO] [stderr] 101 | fn test_generation_is_cell__alive() {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `test_generation_is_cell__alive` redefined here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `test_generation_is_cell__alive` must be defined only once in the value namespace of this module
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:25:20
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let mut file = try!(File::open(&path));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     try!(file.read_to_string(&mut s));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0428`.
[INFO] [stderr] error: could not compile `conway-rust`.
[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] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:25:20
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let mut file = try!(File::open(&path));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     try!(file.read_to_string(&mut s));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "b99855555679d9d9dd9689294311c1ce8607d758e689bf9bad23973f87e7f6eb"`
[INFO] running `"docker" "rm" "-f" "b99855555679d9d9dd9689294311c1ce8607d758e689bf9bad23973f87e7f6eb"`
[INFO] [stdout] b99855555679d9d9dd9689294311c1ce8607d758e689bf9bad23973f87e7f6eb
