[INFO] updating cached repository Ryneqq/primes [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Ryneqq/primes [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Ryneqq/primes" "work/ex/beta-1.38-1/sources/1.37.0/gh/Ryneqq/primes"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Ryneqq/primes'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Ryneqq/primes" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ryneqq/primes"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ryneqq/primes'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 23718b7f0c6437f10d1f36c9ce58aa361ab9dcc7 [INFO] sha for GitHub repo Ryneqq/primes: 23718b7f0c6437f10d1f36c9ce58aa361ab9dcc7 [INFO] validating manifest of Ryneqq/primes 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 Ryneqq/primes 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 Ryneqq/primes [INFO] finished frobbing Ryneqq/primes [INFO] frobbed toml for Ryneqq/primes written to work/ex/beta-1.38-1/sources/1.37.0/gh/Ryneqq/primes/Cargo.toml [INFO] started frobbing Ryneqq/primes [INFO] finished frobbing Ryneqq/primes [INFO] frobbed toml for Ryneqq/primes written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ryneqq/primes/Cargo.toml [INFO] crate Ryneqq/primes 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 Ryneqq/primes 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-0/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/Ryneqq/primes:/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] f7214db663e79d4ec30d2ad4d56b11ed50c5abb7045adb998374480596571fe5 [INFO] running `"docker" "start" "-a" "f7214db663e79d4ec30d2ad4d56b11ed50c5abb7045adb998374480596571fe5"` [INFO] [stderr] Compiling primes v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable `i` is assigned to, but never used [INFO] [stderr] --> src/main.rs:32:28 [INFO] [stderr] | [INFO] [stderr] 32 | let (mut quantity, mut i) = (0,0); [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_i` instead [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:145:13 [INFO] [stderr] | [INFO] [stderr] 145 | let mut primes = first_n_primes(primes_quantity); [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: function is never used: `test_generating_primes` [INFO] [stderr] --> src/main.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | fn test_generating_primes() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `check_percentage_of_primes` [INFO] [stderr] --> src/main.rs:31:1 [INFO] [stderr] | [INFO] [stderr] 31 | fn check_percentage_of_primes(prime: Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `first_n_numbers` [INFO] [stderr] --> src/main.rs:62:1 [INFO] [stderr] | [INFO] [stderr] 62 | fn first_n_numbers(quantity: u64) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_max_prime` [INFO] [stderr] --> src/main.rs:89:1 [INFO] [stderr] | [INFO] [stderr] 89 | fn get_max_prime(n: u64) -> u64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `crack_classic` [INFO] [stderr] --> src/main.rs:126:1 [INFO] [stderr] | [INFO] [stderr] 126 | fn crack_classic(key: u64) -> (u64, u64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `"docker" "inspect" "f7214db663e79d4ec30d2ad4d56b11ed50c5abb7045adb998374480596571fe5"` [INFO] running `"docker" "rm" "-f" "f7214db663e79d4ec30d2ad4d56b11ed50c5abb7045adb998374480596571fe5"` [INFO] [stdout] f7214db663e79d4ec30d2ad4d56b11ed50c5abb7045adb998374480596571fe5 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/Ryneqq/primes:/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] 1457057d0cb6f78d22bae3f1f3a26147b310fe404dec34733724b4452116a011 [INFO] running `"docker" "start" "-a" "1457057d0cb6f78d22bae3f1f3a26147b310fe404dec34733724b4452116a011"` [INFO] [stderr] Compiling primes v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable `i` is assigned to, but never used [INFO] [stderr] --> src/main.rs:32:28 [INFO] [stderr] | [INFO] [stderr] 32 | let (mut quantity, mut i) = (0,0); [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_i` instead [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:145:13 [INFO] [stderr] | [INFO] [stderr] 145 | let mut primes = first_n_primes(primes_quantity); [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: function is never used: `test_generating_primes` [INFO] [stderr] --> src/main.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | fn test_generating_primes() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `check_percentage_of_primes` [INFO] [stderr] --> src/main.rs:31:1 [INFO] [stderr] | [INFO] [stderr] 31 | fn check_percentage_of_primes(prime: Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `first_n_numbers` [INFO] [stderr] --> src/main.rs:62:1 [INFO] [stderr] | [INFO] [stderr] 62 | fn first_n_numbers(quantity: u64) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_max_prime` [INFO] [stderr] --> src/main.rs:89:1 [INFO] [stderr] | [INFO] [stderr] 89 | fn get_max_prime(n: u64) -> u64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `crack_classic` [INFO] [stderr] --> src/main.rs:126:1 [INFO] [stderr] | [INFO] [stderr] 126 | fn crack_classic(key: u64) -> (u64, u64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `"docker" "inspect" "1457057d0cb6f78d22bae3f1f3a26147b310fe404dec34733724b4452116a011"` [INFO] running `"docker" "rm" "-f" "1457057d0cb6f78d22bae3f1f3a26147b310fe404dec34733724b4452116a011"` [INFO] [stdout] 1457057d0cb6f78d22bae3f1f3a26147b310fe404dec34733724b4452116a011 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/Ryneqq/primes:/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] d4cadd7434714acbff2387fa2cb44dff3a0a16757d83cb8968db0bfbefdb7879 [INFO] running `"docker" "start" "-a" "d4cadd7434714acbff2387fa2cb44dff3a0a16757d83cb8968db0bfbefdb7879"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/primes-3aa34abae3bc7c84 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::prime_number_check::mixed_examples ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "d4cadd7434714acbff2387fa2cb44dff3a0a16757d83cb8968db0bfbefdb7879"` [INFO] running `"docker" "rm" "-f" "d4cadd7434714acbff2387fa2cb44dff3a0a16757d83cb8968db0bfbefdb7879"` [INFO] [stdout] d4cadd7434714acbff2387fa2cb44dff3a0a16757d83cb8968db0bfbefdb7879