[INFO] cloning repository https://github.com/WendySanarwanto/rust-tutorial-control-flow
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WendySanarwanto/rust-tutorial-control-flow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWendySanarwanto%2Frust-tutorial-control-flow"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWendySanarwanto%2Frust-tutorial-control-flow'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] adc7c4d7cb18c676f2b9d0c10fbd169616318137
[INFO] testing WendySanarwanto/rust-tutorial-control-flow against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWendySanarwanto%2Frust-tutorial-control-flow" "/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/WendySanarwanto/rust-tutorial-control-flow 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/WendySanarwanto/rust-tutorial-control-flow
[INFO] finished tweaking git repo https://github.com/WendySanarwanto/rust-tutorial-control-flow
[INFO] tweaked toml for git repo https://github.com/WendySanarwanto/rust-tutorial-control-flow written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/WendySanarwanto/rust-tutorial-control-flow 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-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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7d89ba498803595f50fb49c274249132a7a6cd39fb6caf2c74ea333966aa0628
[INFO] running `"docker" "start" "-a" "7d89ba498803595f50fb49c274249132a7a6cd39fb6caf2c74ea333966aa0628"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling control v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]   --> src/main.rs:78:14
[INFO] [stderr]    |
[INFO] [stderr] 78 |     for i in {0..array_nums.len()} {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "7d89ba498803595f50fb49c274249132a7a6cd39fb6caf2c74ea333966aa0628"`
[INFO] running `"docker" "rm" "-f" "7d89ba498803595f50fb49c274249132a7a6cd39fb6caf2c74ea333966aa0628"`
[INFO] [stdout] 7d89ba498803595f50fb49c274249132a7a6cd39fb6caf2c74ea333966aa0628
[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=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] c9110acea1123e86a032963d67be0dc796ada4434d7bf29b0e73f2fd7dcdc111
[INFO] running `"docker" "start" "-a" "c9110acea1123e86a032963d67be0dc796ada4434d7bf29b0e73f2fd7dcdc111"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling control v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]   --> src/main.rs:78:14
[INFO] [stderr]    |
[INFO] [stderr] 78 |     for i in {0..array_nums.len()} {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "c9110acea1123e86a032963d67be0dc796ada4434d7bf29b0e73f2fd7dcdc111"`
[INFO] running `"docker" "rm" "-f" "c9110acea1123e86a032963d67be0dc796ada4434d7bf29b0e73f2fd7dcdc111"`
[INFO] [stdout] c9110acea1123e86a032963d67be0dc796ada4434d7bf29b0e73f2fd7dcdc111
[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=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] 3ee3f5f881c8f68602599968891f063324c0346803573d913a8d4b270cae40dd
[INFO] running `"docker" "start" "-a" "3ee3f5f881c8f68602599968891f063324c0346803573d913a8d4b270cae40dd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]   --> src/main.rs:78:14
[INFO] [stderr]    |
[INFO] [stderr] 78 |     for i in {0..array_nums.len()} {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/control-80f8f6bb79a9eec4
[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" "3ee3f5f881c8f68602599968891f063324c0346803573d913a8d4b270cae40dd"`
[INFO] running `"docker" "rm" "-f" "3ee3f5f881c8f68602599968891f063324c0346803573d913a8d4b270cae40dd"`
[INFO] [stdout] 3ee3f5f881c8f68602599968891f063324c0346803573d913a8d4b270cae40dd