[INFO] updating cached repository https://github.com/dinkdino/rust_algo [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] fc8630a2f999803aafc1e190f0b992eb616d28dd [INFO] testing dinkdino/rust_algo against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinkdino%2Frust_algo" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dinkdino/rust_algo on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/dinkdino/rust_algo [INFO] finished tweaking git repo https://github.com/dinkdino/rust_algo [INFO] tweaked toml for git repo https://github.com/dinkdino/rust_algo written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/dinkdino/rust_algo already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-06-03" "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] 43cf8a5144fbe7244161849c7bca5c46268fb0d11a993abc0e41a4f0b2752395 [INFO] running `"docker" "start" "-a" "43cf8a5144fbe7244161849c7bca5c46268fb0d11a993abc0e41a4f0b2752395"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling rust_algo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `heap::*` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use heap::*; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Heap` [INFO] [stderr] --> src/heap.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | pub struct Heap { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/heap.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(compare: F) -> Heap { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `sink` [INFO] [stderr] --> src/heap.rs:15:8 [INFO] [stderr] | [INFO] [stderr] 15 | fn sink(&mut self, index: usize) { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `push` [INFO] [stderr] --> src/heap.rs:39:12 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn push(&mut self, value: T) { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `pop` [INFO] [stderr] --> src/heap.rs:43:12 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn pop(&mut self) -> Option { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.78s [INFO] running `"docker" "inspect" "43cf8a5144fbe7244161849c7bca5c46268fb0d11a993abc0e41a4f0b2752395"` [INFO] running `"docker" "rm" "-f" "43cf8a5144fbe7244161849c7bca5c46268fb0d11a993abc0e41a4f0b2752395"` [INFO] [stdout] 43cf8a5144fbe7244161849c7bca5c46268fb0d11a993abc0e41a4f0b2752395 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-06-03" "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] 50650a8c53fe702d1e999d089b41cdcf153c968dca3b3233cf908321a1c63e51 [INFO] running `"docker" "start" "-a" "50650a8c53fe702d1e999d089b41cdcf153c968dca3b3233cf908321a1c63e51"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling rust_algo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `heap::*` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use heap::*; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Heap` [INFO] [stderr] --> src/heap.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | pub struct Heap { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/heap.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(compare: F) -> Heap { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `sink` [INFO] [stderr] --> src/heap.rs:15:8 [INFO] [stderr] | [INFO] [stderr] 15 | fn sink(&mut self, index: usize) { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `push` [INFO] [stderr] --> src/heap.rs:39:12 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn push(&mut self, value: T) { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `pop` [INFO] [stderr] --> src/heap.rs:43:12 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn pop(&mut self) -> Option { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `"docker" "inspect" "50650a8c53fe702d1e999d089b41cdcf153c968dca3b3233cf908321a1c63e51"` [INFO] running `"docker" "rm" "-f" "50650a8c53fe702d1e999d089b41cdcf153c968dca3b3233cf908321a1c63e51"` [INFO] [stdout] 50650a8c53fe702d1e999d089b41cdcf153c968dca3b3233cf908321a1c63e51 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stdout] 3034ca7e699d6bb31dcf4e6d597c3dc374d965f025ac285160bcadbce0f9f459 [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" "3034ca7e699d6bb31dcf4e6d597c3dc374d965f025ac285160bcadbce0f9f459"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused import: `heap::*` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use heap::*; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Heap` [INFO] [stderr] --> src/heap.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | pub struct Heap { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/heap.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(compare: F) -> Heap { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `sink` [INFO] [stderr] --> src/heap.rs:15:8 [INFO] [stderr] | [INFO] [stderr] 15 | fn sink(&mut self, index: usize) { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `push` [INFO] [stderr] --> src/heap.rs:39:12 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn push(&mut self, value: T) { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `pop` [INFO] [stderr] --> src/heap.rs:43:12 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn pop(&mut self) -> Option { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_algo-2846c4572b05de12 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test binary_search::test::find_element_does_not_exist ... ok [INFO] [stdout] test binary_search::test::find_element_exists ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "3034ca7e699d6bb31dcf4e6d597c3dc374d965f025ac285160bcadbce0f9f459"` [INFO] running `"docker" "rm" "-f" "3034ca7e699d6bb31dcf4e6d597c3dc374d965f025ac285160bcadbce0f9f459"` [INFO] [stdout] 3034ca7e699d6bb31dcf4e6d597c3dc374d965f025ac285160bcadbce0f9f459