[INFO] updating cached repository euclidr/leetcode [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/euclidr/leetcode [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/euclidr/leetcode" "work/ex/beta-1.38-1/sources/1.37.0/gh/euclidr/leetcode"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/euclidr/leetcode'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/euclidr/leetcode" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/euclidr/leetcode"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/euclidr/leetcode'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d0fd94dcead5f085970644d07296a5b8c8a093b4 [INFO] sha for GitHub repo euclidr/leetcode: d0fd94dcead5f085970644d07296a5b8c8a093b4 [INFO] validating manifest of euclidr/leetcode on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of euclidr/leetcode on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing euclidr/leetcode [INFO] finished frobbing euclidr/leetcode [INFO] frobbed toml for euclidr/leetcode written to work/ex/beta-1.38-1/sources/1.37.0/gh/euclidr/leetcode/Cargo.toml [INFO] started frobbing euclidr/leetcode [INFO] finished frobbing euclidr/leetcode [INFO] frobbed toml for euclidr/leetcode written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/euclidr/leetcode/Cargo.toml [INFO] crate euclidr/leetcode already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing euclidr/leetcode against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/euclidr/leetcode:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 2c5625cec480f638270e02589c99ac43340912c95050833bc26139a09257efa7 [INFO] running `"docker" "start" "-a" "2c5625cec480f638270e02589c99ac43340912c95050833bc26139a09257efa7"` [INFO] [stderr] warning: unused manifest key: examples [INFO] [stderr] Compiling libc v0.2.59 [INFO] [stderr] Compiling spin v0.5.0 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling rand_chacha v0.2.0 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling getrandom v0.1.6 [INFO] [stderr] Compiling rand_core v0.5.0 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling leetcode v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.35s [INFO] running `"docker" "inspect" "2c5625cec480f638270e02589c99ac43340912c95050833bc26139a09257efa7"` [INFO] running `"docker" "rm" "-f" "2c5625cec480f638270e02589c99ac43340912c95050833bc26139a09257efa7"` [INFO] [stdout] 2c5625cec480f638270e02589c99ac43340912c95050833bc26139a09257efa7 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/euclidr/leetcode:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] f5565fc1ffacf518f0352ea5503eccd244bb45affb489780d3a566a03249682f [INFO] running `"docker" "start" "-a" "f5565fc1ffacf518f0352ea5503eccd244bb45affb489780d3a566a03249682f"` [INFO] [stderr] warning: unused manifest key: examples [INFO] [stderr] Compiling leetcode v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> examples/p710.rs:59:9 [INFO] [stderr] | [INFO] [stderr] 59 | unreachable!() [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable `N` should have a snake case name [INFO] [stderr] --> examples/p710.rs:17:12 [INFO] [stderr] | [INFO] [stderr] 17 | fn new(N: i32, mut blacklist: Vec) -> Self { [INFO] [stderr] | ^ help: convert the identifier to snake case: `n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Solution` [INFO] [stderr] --> examples/p437.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | struct Solution; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `path_sum` [INFO] [stderr] --> examples/p437.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn path_sum(root: Option>>, sum: i32) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.93s [INFO] running `"docker" "inspect" "f5565fc1ffacf518f0352ea5503eccd244bb45affb489780d3a566a03249682f"` [INFO] running `"docker" "rm" "-f" "f5565fc1ffacf518f0352ea5503eccd244bb45affb489780d3a566a03249682f"` [INFO] [stdout] f5565fc1ffacf518f0352ea5503eccd244bb45affb489780d3a566a03249682f [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/euclidr/leetcode:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 9ce9df6effa9d02b398462e29d8b6fc438df34000bea472e9c297317183f839a [INFO] running `"docker" "start" "-a" "9ce9df6effa9d02b398462e29d8b6fc438df34000bea472e9c297317183f839a"` [INFO] [stderr] warning: unused manifest key: examples [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/leetcode-6937700ed0839e8d [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" "9ce9df6effa9d02b398462e29d8b6fc438df34000bea472e9c297317183f839a"` [INFO] running `"docker" "rm" "-f" "9ce9df6effa9d02b398462e29d8b6fc438df34000bea472e9c297317183f839a"` [INFO] [stdout] 9ce9df6effa9d02b398462e29d8b6fc438df34000bea472e9c297317183f839a