Dec 14 00:01:27.720 INFO testing cesare/rust-euler against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 00:01:27.720 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 00:01:28.264 INFO [stdout] 9efff2edb5734cb66e0b5e51ca0526aac0ceb22461960bfd6fa5903fb830876b
Dec 14 00:01:28.267 INFO running `"docker" "start" "-a" "9efff2edb5734cb66e0b5e51ca0526aac0ceb22461960bfd6fa5903fb830876b"`
Dec 14 00:01:30.098 INFO [stderr] usermod: no changes
Dec 14 00:01:30.163 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 14 00:01:30.163 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 14 00:01:30.163 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 14 00:01:30.163 INFO [stderr] files will be included as a binary target:
Dec 14 00:01:30.163 INFO [stderr] 
Dec 14 00:01:30.163 INFO [stderr] * /source/src/main.rs
Dec 14 00:01:30.163 INFO [stderr] 
Dec 14 00:01:30.163 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 14 00:01:30.163 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 14 00:01:30.163 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 14 00:01:30.163 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 14 00:01:30.163 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 14 00:01:30.163 INFO [stderr] 
Dec 14 00:01:30.163 INFO [stderr] For more information on this warning you can consult
Dec 14 00:01:30.163 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 14 00:01:30.175 INFO [stderr]    Compiling euler v0.1.0 (/source)
Dec 14 00:01:32.519 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 14 00:01:32.519 INFO [stderr]   --> src/problem_005_smallest_multiple.rs:42:42
Dec 14 00:01:32.519 INFO [stderr]    |
Dec 14 00:01:32.519 INFO [stderr] 42 |     let product = results.iter().fold(1, (|a, b| a * b));
Dec 14 00:01:32.519 INFO [stderr]    |                                          ^^^^^^^^^^^^^^ help: remove these parentheses
Dec 14 00:01:32.519 INFO [stderr]    |
Dec 14 00:01:32.519 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 14 00:01:32.519 INFO [stderr] 
Dec 14 00:01:33.498 INFO [stderr] warning: method is never used: `reset`
Dec 14 00:01:33.498 INFO [stderr]    --> src/prime.rs:134:5
Dec 14 00:01:33.498 INFO [stderr]     |
Dec 14 00:01:33.498 INFO [stderr] 134 |     pub fn reset(&mut self) {
Dec 14 00:01:33.498 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:01:33.498 INFO [stderr]     |
Dec 14 00:01:33.498 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 14 00:01:33.498 INFO [stderr] 
Dec 14 00:01:33.583 INFO [stderr] warning: method is never used: `reset`
Dec 14 00:01:33.583 INFO [stderr]    --> src/prime.rs:134:5
Dec 14 00:01:33.583 INFO [stderr]     |
Dec 14 00:01:33.583 INFO [stderr] 134 |     pub fn reset(&mut self) {
Dec 14 00:01:33.583 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:01:33.583 INFO [stderr]     |
Dec 14 00:01:33.583 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 14 00:01:33.583 INFO [stderr] 
Dec 14 00:01:36.548 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.41s
Dec 14 00:01:36.556 INFO [stderr] su: No module specific data is present
Dec 14 00:01:37.167 INFO running `"docker" "inspect" "9efff2edb5734cb66e0b5e51ca0526aac0ceb22461960bfd6fa5903fb830876b"`
Dec 14 00:01:37.400 INFO running `"docker" "rm" "-f" "9efff2edb5734cb66e0b5e51ca0526aac0ceb22461960bfd6fa5903fb830876b"`
Dec 14 00:01:37.643 INFO [stdout] 9efff2edb5734cb66e0b5e51ca0526aac0ceb22461960bfd6fa5903fb830876b
Dec 14 00:01:37.645 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 00:01:38.128 INFO [stdout] 1bcac0e01bf0acc863a42534c7e6e2f79e157705f5fed76d6e3ad709288e0c17
Dec 14 00:01:38.139 INFO running `"docker" "start" "-a" "1bcac0e01bf0acc863a42534c7e6e2f79e157705f5fed76d6e3ad709288e0c17"`
Dec 14 00:01:39.353 INFO [stderr] usermod: no changes
Dec 14 00:01:39.411 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 14 00:01:39.411 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 14 00:01:39.411 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 14 00:01:39.411 INFO [stderr] files will be included as a binary target:
Dec 14 00:01:39.411 INFO [stderr] 
Dec 14 00:01:39.411 INFO [stderr] * /source/src/main.rs
Dec 14 00:01:39.411 INFO [stderr] 
Dec 14 00:01:39.411 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 14 00:01:39.411 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 14 00:01:39.411 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 14 00:01:39.411 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 14 00:01:39.411 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 14 00:01:39.411 INFO [stderr] 
Dec 14 00:01:39.411 INFO [stderr] For more information on this warning you can consult
Dec 14 00:01:39.411 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 14 00:01:39.435 INFO [stderr]    Compiling euler v0.1.0 (/source)
Dec 14 00:01:41.722 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 14 00:01:41.722 INFO [stderr]   --> src/problem_005_smallest_multiple.rs:42:42
Dec 14 00:01:41.722 INFO [stderr]    |
Dec 14 00:01:41.722 INFO [stderr] 42 |     let product = results.iter().fold(1, (|a, b| a * b));
Dec 14 00:01:41.722 INFO [stderr]    |                                          ^^^^^^^^^^^^^^ help: remove these parentheses
Dec 14 00:01:41.722 INFO [stderr]    |
Dec 14 00:01:41.722 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 14 00:01:41.722 INFO [stderr] 
Dec 14 00:01:41.931 INFO [stderr] warning: method is never used: `reset`
Dec 14 00:01:41.931 INFO [stderr]    --> src/prime.rs:134:5
Dec 14 00:01:41.931 INFO [stderr]     |
Dec 14 00:01:41.931 INFO [stderr] 134 |     pub fn reset(&mut self) {
Dec 14 00:01:41.931 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:01:41.931 INFO [stderr]     |
Dec 14 00:01:41.931 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 14 00:01:41.931 INFO [stderr] 
Dec 14 00:01:41.937 INFO [stderr] warning: method is never used: `reset`
Dec 14 00:01:41.938 INFO [stderr]    --> src/prime.rs:134:5
Dec 14 00:01:41.938 INFO [stderr]     |
Dec 14 00:01:41.938 INFO [stderr] 134 |     pub fn reset(&mut self) {
Dec 14 00:01:41.939 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:01:41.939 INFO [stderr]     |
Dec 14 00:01:41.939 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 14 00:01:41.939 INFO [stderr] 
Dec 14 00:01:44.699 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.32s
Dec 14 00:01:44.704 INFO [stderr] su: No module specific data is present
Dec 14 00:01:45.117 INFO running `"docker" "inspect" "1bcac0e01bf0acc863a42534c7e6e2f79e157705f5fed76d6e3ad709288e0c17"`
Dec 14 00:01:45.261 INFO running `"docker" "rm" "-f" "1bcac0e01bf0acc863a42534c7e6e2f79e157705f5fed76d6e3ad709288e0c17"`
Dec 14 00:01:45.388 INFO [stdout] 1bcac0e01bf0acc863a42534c7e6e2f79e157705f5fed76d6e3ad709288e0c17
Dec 14 00:01:45.396 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 00:01:45.663 INFO [stdout] 6bbebbb2a039fa93c7ceaabf11588dbd2cb20fd428d0b2243095ac75f42e1b11
Dec 14 00:01:45.663 INFO running `"docker" "start" "-a" "6bbebbb2a039fa93c7ceaabf11588dbd2cb20fd428d0b2243095ac75f42e1b11"`
Dec 14 00:01:46.265 INFO [stderr] usermod: no changes
Dec 14 00:01:46.287 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 14 00:01:46.287 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 14 00:01:46.287 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 14 00:01:46.287 INFO [stderr] files will be included as a binary target:
Dec 14 00:01:46.287 INFO [stderr] 
Dec 14 00:01:46.287 INFO [stderr] * /source/src/main.rs
Dec 14 00:01:46.287 INFO [stderr] 
Dec 14 00:01:46.287 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 14 00:01:46.287 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 14 00:01:46.287 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 14 00:01:46.287 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 14 00:01:46.287 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 14 00:01:46.287 INFO [stderr] 
Dec 14 00:01:46.287 INFO [stderr] For more information on this warning you can consult
Dec 14 00:01:46.287 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 14 00:01:46.289 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 14 00:01:46.301 INFO [stderr]      Running /target/debug/deps/problem_001-83d8ac8ef0ba94bb
Dec 14 00:01:46.303 INFO [stdout] 
Dec 14 00:01:46.303 INFO [stdout] running 0 tests
Dec 14 00:01:46.303 INFO [stdout] 
Dec 14 00:01:46.303 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 00:01:46.303 INFO [stdout] 
Dec 14 00:01:46.304 INFO [stderr]      Running /target/debug/deps/problem_002-db1ab69235dbe9f8
Dec 14 00:01:46.305 INFO [stdout] 
Dec 14 00:01:46.305 INFO [stdout] running 0 tests
Dec 14 00:01:46.305 INFO [stdout] 
Dec 14 00:01:46.305 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 00:01:46.305 INFO [stdout] 
Dec 14 00:01:46.305 INFO [stderr]      Running /target/debug/deps/problem_003_largest_prime_factor-c2e07862192ab70e
Dec 14 00:01:46.308 INFO [stderr]      Running /target/debug/deps/problem_004_largest_palindrome_product-886e90ce75399f9e
Dec 14 00:01:46.308 INFO [stdout] 
Dec 14 00:01:46.308 INFO [stdout] running 0 tests
Dec 14 00:01:46.308 INFO [stdout] 
Dec 14 00:01:46.308 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 00:01:46.308 INFO [stdout] 
Dec 14 00:01:46.312 INFO [stdout] 
Dec 14 00:01:46.312 INFO [stdout] running 0 tests
Dec 14 00:01:46.312 INFO [stdout] 
Dec 14 00:01:46.312 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 00:01:46.312 INFO [stdout] 
Dec 14 00:01:46.312 INFO [stderr]      Running /target/debug/deps/problem_005_smallest_multiple-b72d82f3b450bf84
Dec 14 00:01:46.316 INFO [stdout] 
Dec 14 00:01:46.316 INFO [stdout] running 0 tests
Dec 14 00:01:46.316 INFO [stdout] 
Dec 14 00:01:46.316 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 00:01:46.316 INFO [stdout] 
Dec 14 00:01:46.316 INFO [stderr]      Running /target/debug/deps/problem_006_sum_square_difference-4581901d2e5221d6
Dec 14 00:01:46.320 INFO [stderr]      Running /target/debug/deps/problem_007_10001st_prime-840957f55ed0cbc8
Dec 14 00:01:46.320 INFO [stdout] 
Dec 14 00:01:46.320 INFO [stdout] running 0 tests
Dec 14 00:01:46.320 INFO [stdout] 
Dec 14 00:01:46.320 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 00:01:46.320 INFO [stdout] 
Dec 14 00:01:46.322 INFO [stderr]      Running /target/debug/deps/problem_008_largest_product-363baf9705927809
Dec 14 00:01:46.322 INFO [stdout] 
Dec 14 00:01:46.322 INFO [stdout] running 0 tests
Dec 14 00:01:46.322 INFO [stdout] 
Dec 14 00:01:46.322 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 00:01:46.322 INFO [stdout] 
Dec 14 00:01:46.323 INFO [stdout] 
Dec 14 00:01:46.323 INFO [stdout] running 0 tests
Dec 14 00:01:46.323 INFO [stdout] 
Dec 14 00:01:46.323 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 00:01:46.323 INFO [stdout] 
Dec 14 00:01:46.324 INFO [stderr]      Running /target/debug/deps/problem_010_summation_of_primes-ec96daa4728fb0b3
Dec 14 00:01:46.328 INFO [stdout] 
Dec 14 00:01:46.328 INFO [stdout] running 0 tests
Dec 14 00:01:46.328 INFO [stdout] 
Dec 14 00:01:46.328 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 00:01:46.328 INFO [stdout] 
Dec 14 00:01:46.329 INFO [stderr] su: No module specific data is present
Dec 14 00:01:46.726 INFO running `"docker" "inspect" "6bbebbb2a039fa93c7ceaabf11588dbd2cb20fd428d0b2243095ac75f42e1b11"`
Dec 14 00:01:46.798 INFO running `"docker" "rm" "-f" "6bbebbb2a039fa93c7ceaabf11588dbd2cb20fd428d0b2243095ac75f42e1b11"`
Dec 14 00:01:46.905 INFO [stdout] 6bbebbb2a039fa93c7ceaabf11588dbd2cb20fd428d0b2243095ac75f42e1b11