[INFO] updating cached repository neelayjunnarkar/Proj_Euler [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/neelayjunnarkar/Proj_Euler [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/neelayjunnarkar/Proj_Euler" "work/ex/beta-1.38-1/sources/1.37.0/gh/neelayjunnarkar/Proj_Euler"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/neelayjunnarkar/Proj_Euler'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/neelayjunnarkar/Proj_Euler" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/neelayjunnarkar/Proj_Euler"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/neelayjunnarkar/Proj_Euler'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2fcfe938b1c1c1701e44573307a329796fa3186f [INFO] sha for GitHub repo neelayjunnarkar/Proj_Euler: 2fcfe938b1c1c1701e44573307a329796fa3186f [INFO] validating manifest of neelayjunnarkar/Proj_Euler 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 neelayjunnarkar/Proj_Euler 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 neelayjunnarkar/Proj_Euler [INFO] finished frobbing neelayjunnarkar/Proj_Euler [INFO] frobbed toml for neelayjunnarkar/Proj_Euler written to work/ex/beta-1.38-1/sources/1.37.0/gh/neelayjunnarkar/Proj_Euler/Cargo.toml [INFO] started frobbing neelayjunnarkar/Proj_Euler [INFO] finished frobbing neelayjunnarkar/Proj_Euler [INFO] frobbed toml for neelayjunnarkar/Proj_Euler written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/neelayjunnarkar/Proj_Euler/Cargo.toml [INFO] crate neelayjunnarkar/Proj_Euler 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 neelayjunnarkar/Proj_Euler 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/neelayjunnarkar/Proj_Euler:/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] 01522d71c4870ff4b1b523d46d9d789ca8794fed289183840fee8043f4425042 [INFO] running `"docker" "start" "-a" "01522d71c4870ff4b1b523d46d9d789ca8794fed289183840fee8043f4425042"` [INFO] [stderr] Compiling Proj_Euler v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::num::*` [INFO] [stderr] --> src/prob3.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::num::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: label name `'y_pos` shadows a label name that is already in scope [INFO] [stderr] --> src/prob11.rs:106:9 [INFO] [stderr] | [INFO] [stderr] 90 | 'y_pos: for y in 0..(h-n_adjacents) { [INFO] [stderr] | ------ first declared here [INFO] [stderr] ... [INFO] [stderr] 106 | 'y_pos: for y in 0..(h-n_adjacents) { [INFO] [stderr] | ^^^^^^ lifetime 'y_pos already in scope [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp_max` is never read [INFO] [stderr] --> src/prob11.rs:54:13 [INFO] [stderr] | [INFO] [stderr] 54 | let mut temp_max = 1; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp_max` is never read [INFO] [stderr] --> src/prob11.rs:70:5 [INFO] [stderr] | [INFO] [stderr] 70 | temp_max = 1; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp_max` is never read [INFO] [stderr] --> src/prob11.rs:86:5 [INFO] [stderr] | [INFO] [stderr] 86 | temp_max = 1; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp_max` is never read [INFO] [stderr] --> src/prob11.rs:102:5 [INFO] [stderr] | [INFO] [stderr] 102 | temp_max = 1; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: function is never used: `factorial` [INFO] [stderr] --> src/prob15.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | fn factorial(n: u64) -> u64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: crate `Proj_Euler` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `proj_euler` [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stderr] --> src/prob7.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | / (1..55_250).map(|x|x*2+1) [INFO] [stderr] 7 | | .filter(|&x| -> bool { [INFO] [stderr] 8 | | for prime in &primes { [INFO] [stderr] 9 | | if x % *prime == 0 && x != *prime { return false } [INFO] [stderr] ... | [INFO] [stderr] 14 | | }) [INFO] [stderr] 15 | | .collect::>(); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:2:13 [INFO] [stderr] | [INFO] [stderr] 2 | #[macro_use(run)] [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: crate `Proj_Euler` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `proj_euler` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.22s [INFO] running `"docker" "inspect" "01522d71c4870ff4b1b523d46d9d789ca8794fed289183840fee8043f4425042"` [INFO] running `"docker" "rm" "-f" "01522d71c4870ff4b1b523d46d9d789ca8794fed289183840fee8043f4425042"` [INFO] [stdout] 01522d71c4870ff4b1b523d46d9d789ca8794fed289183840fee8043f4425042 [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/neelayjunnarkar/Proj_Euler:/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] 5e1576d623a98214a6c24e3e0cecf182d1c2aee475ddb5d2182a2fdd5b49dbd3 [INFO] running `"docker" "start" "-a" "5e1576d623a98214a6c24e3e0cecf182d1c2aee475ddb5d2182a2fdd5b49dbd3"` [INFO] [stderr] Compiling Proj_Euler v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::num::*` [INFO] [stderr] --> src/prob3.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::num::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: label name `'y_pos` shadows a label name that is already in scope [INFO] [stderr] --> src/prob11.rs:106:9 [INFO] [stderr] | [INFO] [stderr] 90 | 'y_pos: for y in 0..(h-n_adjacents) { [INFO] [stderr] | ------ first declared here [INFO] [stderr] ... [INFO] [stderr] 106 | 'y_pos: for y in 0..(h-n_adjacents) { [INFO] [stderr] | ^^^^^^ lifetime 'y_pos already in scope [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:2:13 [INFO] [stderr] | [INFO] [stderr] 2 | #[macro_use(run)] [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: crate `Proj_Euler` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `proj_euler` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp_max` is never read [INFO] [stderr] --> src/prob11.rs:54:13 [INFO] [stderr] | [INFO] [stderr] 54 | let mut temp_max = 1; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp_max` is never read [INFO] [stderr] --> src/prob11.rs:70:5 [INFO] [stderr] | [INFO] [stderr] 70 | temp_max = 1; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp_max` is never read [INFO] [stderr] --> src/prob11.rs:86:5 [INFO] [stderr] | [INFO] [stderr] 86 | temp_max = 1; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp_max` is never read [INFO] [stderr] --> src/prob11.rs:102:5 [INFO] [stderr] | [INFO] [stderr] 102 | temp_max = 1; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: function is never used: `factorial` [INFO] [stderr] --> src/prob15.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | fn factorial(n: u64) -> u64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: crate `Proj_Euler` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `proj_euler` [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stderr] --> src/prob7.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | / (1..55_250).map(|x|x*2+1) [INFO] [stderr] 7 | | .filter(|&x| -> bool { [INFO] [stderr] 8 | | for prime in &primes { [INFO] [stderr] 9 | | if x % *prime == 0 && x != *prime { return false } [INFO] [stderr] ... | [INFO] [stderr] 14 | | }) [INFO] [stderr] 15 | | .collect::>(); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.06s [INFO] running `"docker" "inspect" "5e1576d623a98214a6c24e3e0cecf182d1c2aee475ddb5d2182a2fdd5b49dbd3"` [INFO] running `"docker" "rm" "-f" "5e1576d623a98214a6c24e3e0cecf182d1c2aee475ddb5d2182a2fdd5b49dbd3"` [INFO] [stdout] 5e1576d623a98214a6c24e3e0cecf182d1c2aee475ddb5d2182a2fdd5b49dbd3 [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/neelayjunnarkar/Proj_Euler:/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] a14179153f1fe87a509e2171a5b54a382f644751290bdb37716cf2008a37dce9 [INFO] running `"docker" "start" "-a" "a14179153f1fe87a509e2171a5b54a382f644751290bdb37716cf2008a37dce9"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/Proj_Euler-ed8b9a8dae2733e9 [INFO] [stderr] Running /opt/crater/target/debug/deps/Proj_Euler-c8c58d624d804087 [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] [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] [stderr] Doc-tests Proj_Euler [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" "a14179153f1fe87a509e2171a5b54a382f644751290bdb37716cf2008a37dce9"` [INFO] running `"docker" "rm" "-f" "a14179153f1fe87a509e2171a5b54a382f644751290bdb37716cf2008a37dce9"` [INFO] [stdout] a14179153f1fe87a509e2171a5b54a382f644751290bdb37716cf2008a37dce9