[INFO] cloning repository fgaray/project-euler-rust [INFO] running `"git" "clone" "--bare" "git://github.com/fgaray/project-euler-rust.git" "work/cache/sources/gh/fgaray/project-euler-rust"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/fgaray/project-euler-rust'... [INFO] running `"git" "clone" "work/cache/sources/gh/fgaray/project-euler-rust" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/fgaray/project-euler-rust"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/fgaray/project-euler-rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/fgaray/project-euler-rust" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/fgaray/project-euler-rust"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of fgaray/project-euler-rust on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-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-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/fgaray/project-euler-rust/Cargo.toml [INFO] crate fgaray/project-euler-rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing fgaray/project-euler-rust against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"` [INFO] [stdout] 4b0eadc84e2e627e2756b0234dd1030d96933f89cb52963e57f44726592aaa95 [INFO] running `"docker" "start" "-a" "4b0eadc84e2e627e2756b0234dd1030d96933f89cb52963e57f44726592aaa95"` [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 0.80s [INFO] running `"docker" "inspect" "4b0eadc84e2e627e2756b0234dd1030d96933f89cb52963e57f44726592aaa95"` [INFO] running `"docker" "rm" "-f" "4b0eadc84e2e627e2756b0234dd1030d96933f89cb52963e57f44726592aaa95"` [INFO] [stdout] 4b0eadc84e2e627e2756b0234dd1030d96933f89cb52963e57f44726592aaa95 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 970c87e2e57114af20ba1f9f0271be81b69ec4b55e31a0bea224cc550b4413cf [INFO] running `"docker" "start" "-a" "970c87e2e57114af20ba1f9f0271be81b69ec4b55e31a0bea224cc550b4413cf"` [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 0.74s [INFO] running `"docker" "inspect" "970c87e2e57114af20ba1f9f0271be81b69ec4b55e31a0bea224cc550b4413cf"` [INFO] running `"docker" "rm" "-f" "970c87e2e57114af20ba1f9f0271be81b69ec4b55e31a0bea224cc550b4413cf"` [INFO] [stdout] 970c87e2e57114af20ba1f9f0271be81b69ec4b55e31a0bea224cc550b4413cf [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"` [INFO] [stdout] 42550c60a80cdbbe5e41db93be3b4e6a1816ad829c4189b1347875d9776c3a77 [INFO] running `"docker" "start" "-a" "42550c60a80cdbbe5e41db93be3b4e6a1816ad829c4189b1347875d9776c3a77"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/euler-f9971fe89f06684e [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" "42550c60a80cdbbe5e41db93be3b4e6a1816ad829c4189b1347875d9776c3a77"` [INFO] running `"docker" "rm" "-f" "42550c60a80cdbbe5e41db93be3b4e6a1816ad829c4189b1347875d9776c3a77"` [INFO] [stdout] 42550c60a80cdbbe5e41db93be3b4e6a1816ad829c4189b1347875d9776c3a77