[INFO] cloning repository https://github.com/DiDeoxy/2048
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DiDeoxy/2048" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiDeoxy%2F2048"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiDeoxy%2F2048'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 403c69286fba4d46dc43722ca92bae8f9aa14214
[INFO] checking DiDeoxy/2048 against try#4662032ab74cd44d423120d08d251dfead4914a0 for pr-72788
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiDeoxy%2F2048" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DiDeoxy/2048 on toolchain 4662032ab74cd44d423120d08d251dfead4914a0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/DiDeoxy/2048
[INFO] finished tweaking git repo https://github.com/DiDeoxy/2048
[INFO] tweaked toml for git repo https://github.com/DiDeoxy/2048 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/DiDeoxy/2048 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+4662032ab74cd44d423120d08d251dfead4914a0" "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] 57872fa479054e78d9051baf2cb59e4f1c48340e32435ef188cc5918c9f9fa53
[INFO] running `"docker" "start" "-a" "57872fa479054e78d9051baf2cb59e4f1c48340e32435ef188cc5918c9f9fa53"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking two048 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0425]: cannot find value `value` in this scope
[INFO] [stderr]   --> src/main.rs:33:35
[INFO] [stderr]    |
[INFO] [stderr] 33 |             } else if at != 4 && *value == old_values[at] {
[INFO] [stderr]    |                                   ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `value` in this scope
[INFO] [stderr]   --> src/main.rs:33:35
[INFO] [stderr]    |
[INFO] [stderr] 33 |             } else if at != 4 && *value == old_values[at] {
[INFO] [stderr]    |                                   ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `two048`.
[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: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "57872fa479054e78d9051baf2cb59e4f1c48340e32435ef188cc5918c9f9fa53"`
[INFO] running `"docker" "rm" "-f" "57872fa479054e78d9051baf2cb59e4f1c48340e32435ef188cc5918c9f9fa53"`
[INFO] [stdout] 57872fa479054e78d9051baf2cb59e4f1c48340e32435ef188cc5918c9f9fa53