[INFO] updating cached repository https://github.com/jkmrto/project-euler-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0b91df3aa84c5e29ccb596d93143d295babfad29
[INFO] testing jkmrto/project-euler-rust against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjkmrto%2Fproject-euler-rust" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jkmrto/project-euler-rust on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jkmrto/project-euler-rust
[INFO] finished tweaking git repo https://github.com/jkmrto/project-euler-rust
[INFO] tweaked toml for git repo https://github.com/jkmrto/project-euler-rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/jkmrto/project-euler-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e8dd765e1bd816050528430d302d927ca9678ade3f9a5e75d0d2dc07369955c1
[INFO] running `"docker" "start" "-a" "e8dd765e1bd816050528430d302d927ca9678ade3f9a5e75d0d2dc07369955c1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proejct-euler-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/read_csv.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matrix`
[INFO] [stderr]  --> src/main.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let matrix = read_csv::read_matrix_from_file(&filename);
[INFO] [stderr]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/position.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(origin: &Position, shift: &Position, moves: usize) -> Position {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `shift`
[INFO] [stderr]   --> src/position.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn shift(&mut self, shift: &Position) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `several_shift`
[INFO] [stderr]   --> src/position.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn several_shift(&mut self, shift: &Position, n_moves: usize) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_valid_index`
[INFO] [stderr]  --> src/exercise_11.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn is_valid_index(position: &Position, matrix: &Vec<Vec<u32>>) -> bool {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update_positions`
[INFO] [stderr]  --> src/exercise_11.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn update_positions(positions: &mut [Position; 3], shift: &Position) {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_positions`
[INFO] [stderr]   --> src/exercise_11.rs:14:4
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn print_positions(positions: &[Position; 3]) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_product`
[INFO] [stderr]   --> src/exercise_11.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn calculate_product(matrix: &Vec<Vec<u32>>, positions: &[Position; 3]) -> u32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `init_positions`
[INFO] [stderr]   --> src/exercise_11.rs:26:4
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn init_positions(origin: &Position, shift: &Position) -> [Position; 3] {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `choose_bigger`
[INFO] [stderr]   --> src/exercise_11.rs:34:4
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn choose_bigger(v1: u32, v2: u32) -> u32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_max_product`
[INFO] [stderr]   --> src/exercise_11.rs:39:4
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn find_max_product(matrix: &Vec<Vec<u32>>, origin: &Position, shift: &Position) -> u32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_max_product_with_origin_swap`
[INFO] [stderr]   --> src/exercise_11.rs:52:4
[INFO] [stderr]    |
[INFO] [stderr] 52 | fn find_max_product_with_origin_swap(
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "e8dd765e1bd816050528430d302d927ca9678ade3f9a5e75d0d2dc07369955c1"`
[INFO] running `"docker" "rm" "-f" "e8dd765e1bd816050528430d302d927ca9678ade3f9a5e75d0d2dc07369955c1"`
[INFO] [stdout] e8dd765e1bd816050528430d302d927ca9678ade3f9a5e75d0d2dc07369955c1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c0e0690145c6a497242432d436e2f94fb3c33d2f8f748b6e8db62bdacfeb1af
[INFO] running `"docker" "start" "-a" "3c0e0690145c6a497242432d436e2f94fb3c33d2f8f748b6e8db62bdacfeb1af"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proejct-euler-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/read_csv.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matrix`
[INFO] [stderr]  --> src/main.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let matrix = read_csv::read_matrix_from_file(&filename);
[INFO] [stderr]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_positions`
[INFO] [stderr]   --> src/exercise_11.rs:14:4
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn print_positions(positions: &[Position; 3]) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "3c0e0690145c6a497242432d436e2f94fb3c33d2f8f748b6e8db62bdacfeb1af"`
[INFO] running `"docker" "rm" "-f" "3c0e0690145c6a497242432d436e2f94fb3c33d2f8f748b6e8db62bdacfeb1af"`
[INFO] [stdout] 3c0e0690145c6a497242432d436e2f94fb3c33d2f8f748b6e8db62bdacfeb1af
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] baf06ecd35046ecab472f4f43fee9051351f7ff3847d03f582ec926728d03d23
[INFO] running `"docker" "start" "-a" "baf06ecd35046ecab472f4f43fee9051351f7ff3847d03f582ec926728d03d23"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/read_csv.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matrix`
[INFO] [stderr]  --> src/main.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let matrix = read_csv::read_matrix_from_file(&filename);
[INFO] [stderr]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_positions`
[INFO] [stderr]   --> src/exercise_11.rs:14:4
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn print_positions(positions: &[Position; 3]) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/proejct_euler_rust-72c42b8927342c10
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test exercise_11::tests::horizontal ... ok
[INFO] [stdout] test exercise_11::tests::all_horizontal ... ok
[INFO] [stdout] test exercise_11::tests::main_diagonal ... ok
[INFO] [stdout] test exercise_11::tests::init_positions ... ok
[INFO] [stdout] test exercise_11::tests::init_positions_with_shifted_origin ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "baf06ecd35046ecab472f4f43fee9051351f7ff3847d03f582ec926728d03d23"`
[INFO] running `"docker" "rm" "-f" "baf06ecd35046ecab472f4f43fee9051351f7ff3847d03f582ec926728d03d23"`
[INFO] [stdout] baf06ecd35046ecab472f4f43fee9051351f7ff3847d03f582ec926728d03d23