[INFO] updating cached repository https://github.com/ikurek/PEA-Projekt1
[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] 3011bb2a17462ed4e6c926910d68f52e512c219d
[INFO] checking ikurek/PEA-Projekt1 against try#e60d9e09c55855f5a848fde8ad83e13131a5b241 for pr-68350
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikurek%2FPEA-Projekt1" "/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/ikurek/PEA-Projekt1 on toolchain e60d9e09c55855f5a848fde8ad83e13131a5b241
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ikurek/PEA-Projekt1
[INFO] finished tweaking git repo https://github.com/ikurek/PEA-Projekt1
[INFO] tweaked toml for git repo https://github.com/ikurek/PEA-Projekt1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ikurek/PEA-Projekt1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "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" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "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] fe9c203519805394fdf25c2459d5c547b6e995d0c533f25477eedc75f2a89ca5
[INFO] running `"docker" "start" "-a" "fe9c203519805394fdf25c2459d5c547b6e995d0c533f25477eedc75f2a89ca5"`
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]     Checking permutohedron v0.2.2
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking projekt1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/dynamic_programing_solution.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |         if (print_info) {
[INFO] [stderr]    |            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/dynamic_programing_solution.rs:94:12
[INFO] [stderr]    |
[INFO] [stderr] 94 |         if (print_info) {
[INFO] [stderr]    |            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/file_reader.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |                     Error::description(&error)
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/dynamic_programing_solution.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |         if (print_info) {
[INFO] [stderr]    |            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/dynamic_programing_solution.rs:94:12
[INFO] [stderr]    |
[INFO] [stderr] 94 |         if (print_info) {
[INFO] [stderr]    |            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `matrix` is never read
[INFO] [stderr]   --> src/brute_force_solution.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 |         let mut matrix: Vec<Vec<i32>> = Vec::new();
[INFO] [stderr]    |                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `matrix` is never read
[INFO] [stderr]   --> src/dynamic_programing_solution.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 |         let mut matrix: Vec<Vec<i32>> = Vec::new();
[INFO] [stderr]    |                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/file_reader.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |                     Error::description(&error)
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `matrix` is never read
[INFO] [stderr]   --> src/brute_force_solution.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 |         let mut matrix: Vec<Vec<i32>> = Vec::new();
[INFO] [stderr]    |                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `matrix` is never read
[INFO] [stderr]   --> src/dynamic_programing_solution.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 |         let mut matrix: Vec<Vec<i32>> = Vec::new();
[INFO] [stderr]    |                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.89s
[INFO] running `"docker" "inspect" "fe9c203519805394fdf25c2459d5c547b6e995d0c533f25477eedc75f2a89ca5"`
[INFO] running `"docker" "rm" "-f" "fe9c203519805394fdf25c2459d5c547b6e995d0c533f25477eedc75f2a89ca5"`
[INFO] [stdout] fe9c203519805394fdf25c2459d5c547b6e995d0c533f25477eedc75f2a89ca5