[INFO] updating cached repository Aleru/rust-algorithims [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Aleru/rust-algorithims [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Aleru/rust-algorithims" "work/ex/beta-1.38-1/sources/1.37.0/gh/Aleru/rust-algorithims"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Aleru/rust-algorithims'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Aleru/rust-algorithims" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Aleru/rust-algorithims"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Aleru/rust-algorithims'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2676a08d84850bca9b73bbb3f5eb1e7be44704ba [INFO] sha for GitHub repo Aleru/rust-algorithims: 2676a08d84850bca9b73bbb3f5eb1e7be44704ba [INFO] validating manifest of Aleru/rust-algorithims 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 Aleru/rust-algorithims 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 Aleru/rust-algorithims [INFO] finished frobbing Aleru/rust-algorithims [INFO] frobbed toml for Aleru/rust-algorithims written to work/ex/beta-1.38-1/sources/1.37.0/gh/Aleru/rust-algorithims/Cargo.toml [INFO] started frobbing Aleru/rust-algorithims [INFO] finished frobbing Aleru/rust-algorithims [INFO] frobbed toml for Aleru/rust-algorithims written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Aleru/rust-algorithims/Cargo.toml [INFO] crate Aleru/rust-algorithims 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 Aleru/rust-algorithims 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-6/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/Aleru/rust-algorithims:/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] 3f2b9e41f49e35d655acfc39f2bf9782105a632ff8653cc868971f9e36aa5823 [INFO] running `"docker" "start" "-a" "3f2b9e41f49e35d655acfc39f2bf9782105a632ff8653cc868971f9e36aa5823"` [INFO] [stderr] Compiling stnalgo v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:22:23 [INFO] [stderr] | [INFO] [stderr] 22 | fn sort_and_count_inv(mut v1: Vec) -> VecAndCount{ [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:23:6 [INFO] [stderr] | [INFO] [stderr] 23 | let mut n = v1.len(); // number of elements in passed vec [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:32:7 [INFO] [stderr] | [INFO] [stderr] 32 | let mut left_inv = sort_and_count_inv(v1[0..n/2].to_vec()); // recursively sort left half of the array [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:33:7 [INFO] [stderr] | [INFO] [stderr] 33 | let mut right_inv = sort_and_count_inv(v1[n/2..n].to_vec()); // recursively right half of hte array [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:34:7 [INFO] [stderr] | [INFO] [stderr] 34 | let mut merged_inv = merge_and_count_split_inv(left_inv.vec,right_inv.vec); // [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:122:6 [INFO] [stderr] | [INFO] [stderr] 122 | let mut vec = file_into_i32_vec("algo.txt").unwrap(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function `build_VecAndCount` should have a snake case name [INFO] [stderr] --> src/main.rs:14:4 [INFO] [stderr] | [INFO] [stderr] 14 | fn build_VecAndCount(vec: Vec, count: usize)->VecAndCount{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `build_vec_and_count` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.20s [INFO] running `"docker" "inspect" "3f2b9e41f49e35d655acfc39f2bf9782105a632ff8653cc868971f9e36aa5823"` [INFO] running `"docker" "rm" "-f" "3f2b9e41f49e35d655acfc39f2bf9782105a632ff8653cc868971f9e36aa5823"` [INFO] [stdout] 3f2b9e41f49e35d655acfc39f2bf9782105a632ff8653cc868971f9e36aa5823 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/Aleru/rust-algorithims:/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] 2c857ee01a3f6b8b4039ee55b895c1beebd5c0cc65b275ba02bff321745f4400 [INFO] running `"docker" "start" "-a" "2c857ee01a3f6b8b4039ee55b895c1beebd5c0cc65b275ba02bff321745f4400"` [INFO] [stderr] Compiling stnalgo v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:22:23 [INFO] [stderr] | [INFO] [stderr] 22 | fn sort_and_count_inv(mut v1: Vec) -> VecAndCount{ [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:23:6 [INFO] [stderr] | [INFO] [stderr] 23 | let mut n = v1.len(); // number of elements in passed vec [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:32:7 [INFO] [stderr] | [INFO] [stderr] 32 | let mut left_inv = sort_and_count_inv(v1[0..n/2].to_vec()); // recursively sort left half of the array [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:33:7 [INFO] [stderr] | [INFO] [stderr] 33 | let mut right_inv = sort_and_count_inv(v1[n/2..n].to_vec()); // recursively right half of hte array [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:34:7 [INFO] [stderr] | [INFO] [stderr] 34 | let mut merged_inv = merge_and_count_split_inv(left_inv.vec,right_inv.vec); // [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:122:6 [INFO] [stderr] | [INFO] [stderr] 122 | let mut vec = file_into_i32_vec("algo.txt").unwrap(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function `build_VecAndCount` should have a snake case name [INFO] [stderr] --> src/main.rs:14:4 [INFO] [stderr] | [INFO] [stderr] 14 | fn build_VecAndCount(vec: Vec, count: usize)->VecAndCount{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `build_vec_and_count` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.73s [INFO] running `"docker" "inspect" "2c857ee01a3f6b8b4039ee55b895c1beebd5c0cc65b275ba02bff321745f4400"` [INFO] running `"docker" "rm" "-f" "2c857ee01a3f6b8b4039ee55b895c1beebd5c0cc65b275ba02bff321745f4400"` [INFO] [stdout] 2c857ee01a3f6b8b4039ee55b895c1beebd5c0cc65b275ba02bff321745f4400 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/Aleru/rust-algorithims:/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] af9ad4499d6404ff3fa2f51a92127662635c5550ac27b6ae07ea86c21d73735b [INFO] running `"docker" "start" "-a" "af9ad4499d6404ff3fa2f51a92127662635c5550ac27b6ae07ea86c21d73735b"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/stnalgo-722d1cf6993f87dd [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" "af9ad4499d6404ff3fa2f51a92127662635c5550ac27b6ae07ea86c21d73735b"` [INFO] running `"docker" "rm" "-f" "af9ad4499d6404ff3fa2f51a92127662635c5550ac27b6ae07ea86c21d73735b"` [INFO] [stdout] af9ad4499d6404ff3fa2f51a92127662635c5550ac27b6ae07ea86c21d73735b