[INFO] updating cached repository fgaray/project-euler-rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/fgaray/project-euler-rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/fgaray/project-euler-rust" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/fgaray/project-euler-rust"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/fgaray/project-euler-rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/fgaray/project-euler-rust" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/fgaray/project-euler-rust"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/fgaray/project-euler-rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d61b820d5bdb1b22269fa9c173c836d3cca64bc5 [INFO] sha for GitHub repo fgaray/project-euler-rust: d61b820d5bdb1b22269fa9c173c836d3cca64bc5 [INFO] validating manifest of fgaray/project-euler-rust on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of fgaray/project-euler-rust on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing fgaray/project-euler-rust [INFO] finished frobbing fgaray/project-euler-rust [INFO] frobbed toml for fgaray/project-euler-rust written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/fgaray/project-euler-rust/Cargo.toml [INFO] started frobbing fgaray/project-euler-rust [INFO] finished frobbing fgaray/project-euler-rust [INFO] frobbed toml for fgaray/project-euler-rust written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/fgaray/project-euler-rust/Cargo.toml [INFO] crate fgaray/project-euler-rust has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing fgaray/project-euler-rust against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/fgaray/project-euler-rust:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"` [INFO] [stdout] 96a4dddfb10b815e60583d1843eb2666886882e7a9cd678cbadc6215fddc466d [INFO] running `"docker" "start" "-a" "96a4dddfb10b815e60583d1843eb2666886882e7a9cd678cbadc6215fddc466d"` [INFO] [stderr] Compiling euler v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std` [INFO] [stderr] --> src/problem3/mod.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/problem9/mod.rs:6:14 [INFO] [stderr] | [INFO] [stderr] 6 | for b in (1..1000) { [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/problem9/mod.rs:7:18 [INFO] [stderr] | [INFO] [stderr] 7 | for c in (1..1000) { [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `std` [INFO] [stderr] --> src/problem10/mod.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `d1` [INFO] [stderr] --> src/problem4/mod.rs:6:13 [INFO] [stderr] | [INFO] [stderr] 6 | let mut d1 = 1; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_d1` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `d2` [INFO] [stderr] --> src/problem4/mod.rs:7:13 [INFO] [stderr] | [INFO] [stderr] 7 | let mut d2 = 1; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_d2` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/problem3/mod.rs:20:8 [INFO] [stderr] | [INFO] [stderr] 20 | let mut v = prime.get_mem(); [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/problem4/mod.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | let mut d1 = 1; [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/problem4/mod.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | let mut d2 = 1; [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/utils/prime.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | let mut v = Vec::new(); [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/utils/prime.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | let mut v = Vec::with_capacity(capacity); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `solve` [INFO] [stderr] --> src/problem3/mod.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn solve(n: i64) -> i64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `solve` [INFO] [stderr] --> src/problem4/mod.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn solve() -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `solve` [INFO] [stderr] --> src/problem5/mod.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | pub fn solve(n: i64) -> i64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `solve` [INFO] [stderr] --> src/problem6/mod.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn solve(upper: i64) -> i64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `solve` [INFO] [stderr] --> src/problem7/mod.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn solve(n: i64) -> i64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `solve` [INFO] [stderr] --> src/problem9/mod.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn solve(constant: i64) -> i64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_mem` [INFO] [stderr] --> src/utils/prime.rs:54:5 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn get_mem(&mut self) -> &Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `reverse` [INFO] [stderr] --> src/utils/number.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn reverse(n: i32) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `"docker" "inspect" "96a4dddfb10b815e60583d1843eb2666886882e7a9cd678cbadc6215fddc466d"` [INFO] running `"docker" "rm" "-f" "96a4dddfb10b815e60583d1843eb2666886882e7a9cd678cbadc6215fddc466d"` [INFO] [stdout] 96a4dddfb10b815e60583d1843eb2666886882e7a9cd678cbadc6215fddc466d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/fgaray/project-euler-rust:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 05af984b90a7b71e2913a1b5e50f04def9997bad3be921277b742e94d401482c [INFO] running `"docker" "start" "-a" "05af984b90a7b71e2913a1b5e50f04def9997bad3be921277b742e94d401482c"` [INFO] [stderr] Compiling euler v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std` [INFO] [stderr] --> src/problem3/mod.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/problem9/mod.rs:6:14 [INFO] [stderr] | [INFO] [stderr] 6 | for b in (1..1000) { [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/problem9/mod.rs:7:18 [INFO] [stderr] | [INFO] [stderr] 7 | for c in (1..1000) { [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `std` [INFO] [stderr] --> src/problem10/mod.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `d1` [INFO] [stderr] --> src/problem4/mod.rs:6:13 [INFO] [stderr] | [INFO] [stderr] 6 | let mut d1 = 1; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_d1` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `d2` [INFO] [stderr] --> src/problem4/mod.rs:7:13 [INFO] [stderr] | [INFO] [stderr] 7 | let mut d2 = 1; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_d2` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/problem3/mod.rs:20:8 [INFO] [stderr] | [INFO] [stderr] 20 | let mut v = prime.get_mem(); [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/problem4/mod.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | let mut d1 = 1; [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/problem4/mod.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | let mut d2 = 1; [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/utils/prime.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | let mut v = Vec::new(); [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/utils/prime.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | let mut v = Vec::with_capacity(capacity); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `solve` [INFO] [stderr] --> src/problem3/mod.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn solve(n: i64) -> i64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `solve` [INFO] [stderr] --> src/problem4/mod.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn solve() -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `solve` [INFO] [stderr] --> src/problem5/mod.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | pub fn solve(n: i64) -> i64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `solve` [INFO] [stderr] --> src/problem6/mod.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn solve(upper: i64) -> i64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `solve` [INFO] [stderr] --> src/problem7/mod.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn solve(n: i64) -> i64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `solve` [INFO] [stderr] --> src/problem9/mod.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn solve(constant: i64) -> i64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_mem` [INFO] [stderr] --> src/utils/prime.rs:54:5 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn get_mem(&mut self) -> &Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `reverse` [INFO] [stderr] --> src/utils/number.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn reverse(n: i32) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `"docker" "inspect" "05af984b90a7b71e2913a1b5e50f04def9997bad3be921277b742e94d401482c"` [INFO] running `"docker" "rm" "-f" "05af984b90a7b71e2913a1b5e50f04def9997bad3be921277b742e94d401482c"` [INFO] [stdout] 05af984b90a7b71e2913a1b5e50f04def9997bad3be921277b742e94d401482c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/fgaray/project-euler-rust:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"` [INFO] [stdout] 2606aa805040c2213a35c28a1422196a9fca029d837a7197b309b6ab4cf63b19 [INFO] running `"docker" "start" "-a" "2606aa805040c2213a35c28a1422196a9fca029d837a7197b309b6ab4cf63b19"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running /opt/crater/target/debug/deps/euler-35bacb45eee49a84 [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" "2606aa805040c2213a35c28a1422196a9fca029d837a7197b309b6ab4cf63b19"` [INFO] running `"docker" "rm" "-f" "2606aa805040c2213a35c28a1422196a9fca029d837a7197b309b6ab4cf63b19"` [INFO] [stdout] 2606aa805040c2213a35c28a1422196a9fca029d837a7197b309b6ab4cf63b19