[INFO] updating cached repository https://github.com/sdegetaus/hackerrank-challenges-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] 338b1d2c61fe7a23509b537e4051a82744861a97
[INFO] testing sdegetaus/hackerrank-challenges-rust against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdegetaus%2Fhackerrank-challenges-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/sdegetaus/hackerrank-challenges-rust on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sdegetaus/hackerrank-challenges-rust
[INFO] finished tweaking git repo https://github.com/sdegetaus/hackerrank-challenges-rust
[INFO] tweaked toml for git repo https://github.com/sdegetaus/hackerrank-challenges-rust written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/sdegetaus/hackerrank-challenges-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] cda203a1885cee509df231b22abfcebfdbf42216cfb7defa626ed62d0d197ef1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "cda203a1885cee509df231b22abfcebfdbf42216cfb7defa626ed62d0d197ef1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling hackerrank-challenges-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: type `myCalculator` should have an upper camel case name
[INFO] [stderr]   --> src/challenges/thirty_days_of_code/day_17.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | struct myCalculator;
[INFO] [stderr]    |        ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MyCalculator`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `input` is never read
[INFO] [stderr]   --> src/challenges/thirty_days_of_code/day_17.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let mut input: Vec<u32> = vec![];
[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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "cda203a1885cee509df231b22abfcebfdbf42216cfb7defa626ed62d0d197ef1"`
[INFO] running `"docker" "rm" "-f" "cda203a1885cee509df231b22abfcebfdbf42216cfb7defa626ed62d0d197ef1"`
[INFO] [stdout] cda203a1885cee509df231b22abfcebfdbf42216cfb7defa626ed62d0d197ef1
[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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 91957c405304698693bcf27c2058458a2552c4bc55de1d648d0b813398959b8a
[INFO] running `"docker" "start" "-a" "91957c405304698693bcf27c2058458a2552c4bc55de1d648d0b813398959b8a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling hackerrank-challenges-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: type `myCalculator` should have an upper camel case name
[INFO] [stderr]   --> src/challenges/thirty_days_of_code/day_17.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | struct myCalculator;
[INFO] [stderr]    |        ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MyCalculator`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `input` is never read
[INFO] [stderr]   --> src/challenges/thirty_days_of_code/day_17.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let mut input: Vec<u32> = vec![];
[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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "91957c405304698693bcf27c2058458a2552c4bc55de1d648d0b813398959b8a"`
[INFO] running `"docker" "rm" "-f" "91957c405304698693bcf27c2058458a2552c4bc55de1d648d0b813398959b8a"`
[INFO] [stdout] 91957c405304698693bcf27c2058458a2552c4bc55de1d648d0b813398959b8a
[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=warn" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9b8c80503f517a6c277cd22fb1afaeddfed9d2a1ff237eac0f54a514ca845506
[INFO] running `"docker" "start" "-a" "9b8c80503f517a6c277cd22fb1afaeddfed9d2a1ff237eac0f54a514ca845506"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: type `myCalculator` should have an upper camel case name
[INFO] [stderr]   --> src/challenges/thirty_days_of_code/day_17.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | struct myCalculator;
[INFO] [stderr]    |        ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MyCalculator`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `input` is never read
[INFO] [stderr]   --> src/challenges/thirty_days_of_code/day_17.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let mut input: Vec<u32> = vec![];
[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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hackerrank_challenges_rust-f3f24c1bd6aa4489
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9b8c80503f517a6c277cd22fb1afaeddfed9d2a1ff237eac0f54a514ca845506"`
[INFO] running `"docker" "rm" "-f" "9b8c80503f517a6c277cd22fb1afaeddfed9d2a1ff237eac0f54a514ca845506"`
[INFO] [stdout] 9b8c80503f517a6c277cd22fb1afaeddfed9d2a1ff237eac0f54a514ca845506