Nov 16 22:57:50.592 INFO testing k-masatany/rust_self_study against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 22:57:50.592 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 16 22:57:50.908 INFO [stdout] f1e5a488d3c17d463c3adfa3b53e6f4b2077778eb8994982d620d9cbcff982d2
Nov 16 22:57:50.912 INFO running `"docker" "start" "-a" "f1e5a488d3c17d463c3adfa3b53e6f4b2077778eb8994982d620d9cbcff982d2"`
Nov 16 22:57:51.443 INFO [stderr] usermod: no changes
Nov 16 22:57:51.472 INFO [stderr]    Compiling rust_self_study v0.1.0 (/source)
Nov 16 22:57:51.782 INFO [stderr] warning: unused variable: `n`
Nov 16 22:57:51.783 INFO [stderr]  --> src/main.rs:7:9
Nov 16 22:57:51.783 INFO [stderr]   |
Nov 16 22:57:51.783 INFO [stderr] 7 |     let n = buffer.trim().parse::<u64>().unwrap();
Nov 16 22:57:51.783 INFO [stderr]   |         ^ help: consider using `_n` instead
Nov 16 22:57:51.783 INFO [stderr]   |
Nov 16 22:57:51.783 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 16 22:57:51.783 INFO [stderr] 
Nov 16 22:57:51.790 INFO [stderr] warning: function is never used: `multiples_of_3_and_5`
Nov 16 22:57:51.790 INFO [stderr]  --> src/problems/prob1.rs:1:1
Nov 16 22:57:51.790 INFO [stderr]   |
Nov 16 22:57:51.790 INFO [stderr] 1 | pub fn multiples_of_3_and_5(n: u32) -> u64{
Nov 16 22:57:51.790 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 22:57:51.790 INFO [stderr]   |
Nov 16 22:57:51.790 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 16 22:57:51.790 INFO [stderr] 
Nov 16 22:57:51.790 INFO [stderr] warning: function is never used: `tail_multiples_of_3_and_5`
Nov 16 22:57:51.790 INFO [stderr]  --> src/problems/prob1.rs:5:1
Nov 16 22:57:51.790 INFO [stderr]   |
Nov 16 22:57:51.790 INFO [stderr] 5 | fn tail_multiples_of_3_and_5(n: u32, att: u64) -> u64 {
Nov 16 22:57:51.790 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 22:57:51.790 INFO [stderr] 
Nov 16 22:57:51.791 INFO [stderr] warning: function is never used: `even_fibonacci_numbers`
Nov 16 22:57:51.791 INFO [stderr]  --> src/problems/prob2.rs:1:1
Nov 16 22:57:51.791 INFO [stderr]   |
Nov 16 22:57:51.791 INFO [stderr] 1 | pub fn even_fibonacci_numbers(lim: u64) -> u64 {
Nov 16 22:57:51.791 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 22:57:51.791 INFO [stderr] 
Nov 16 22:57:51.791 INFO [stderr] warning: function is never used: `tail_even_fibonacci_numbers`
Nov 16 22:57:51.791 INFO [stderr]  --> src/problems/prob2.rs:5:1
Nov 16 22:57:51.791 INFO [stderr]   |
Nov 16 22:57:51.791 INFO [stderr] 5 | fn tail_even_fibonacci_numbers(lim: u64, current: u64, before: u64, att: u64) -> u64 {
Nov 16 22:57:51.791 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 22:57:51.791 INFO [stderr] 
Nov 16 22:57:51.792 INFO [stderr] warning: function is never used: `largest_prime_factor`
Nov 16 22:57:51.792 INFO [stderr]  --> src/problems/prob3.rs:1:1
Nov 16 22:57:51.792 INFO [stderr]   |
Nov 16 22:57:51.792 INFO [stderr] 1 | pub fn largest_prime_factor(n: u64) -> u64 {
Nov 16 22:57:51.792 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 22:57:51.792 INFO [stderr] 
Nov 16 22:57:51.792 INFO [stderr] warning: function is never used: `tail_largest_prime_factor`
Nov 16 22:57:51.792 INFO [stderr]  --> src/problems/prob3.rs:5:1
Nov 16 22:57:51.792 INFO [stderr]   |
Nov 16 22:57:51.792 INFO [stderr] 5 | fn tail_largest_prime_factor(n: u64, lpf: u64, att: u64) -> u64 {
Nov 16 22:57:51.792 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 22:57:51.792 INFO [stderr] 
Nov 16 22:57:52.304 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Nov 16 22:57:52.307 INFO [stderr] su: No module specific data is present
Nov 16 22:57:52.823 INFO running `"docker" "inspect" "f1e5a488d3c17d463c3adfa3b53e6f4b2077778eb8994982d620d9cbcff982d2"`
Nov 16 22:57:53.058 INFO running `"docker" "rm" "-f" "f1e5a488d3c17d463c3adfa3b53e6f4b2077778eb8994982d620d9cbcff982d2"`
Nov 16 22:57:53.221 INFO [stdout] f1e5a488d3c17d463c3adfa3b53e6f4b2077778eb8994982d620d9cbcff982d2
Nov 16 22:57:53.232 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 16 22:57:53.526 INFO [stdout] 330a66d5b278dc42d6b81b46734d8a2b75771b319ea6ba978aa78199093c31df
Nov 16 22:57:53.532 INFO running `"docker" "start" "-a" "330a66d5b278dc42d6b81b46734d8a2b75771b319ea6ba978aa78199093c31df"`
Nov 16 22:57:54.007 INFO [stderr] usermod: no changes
Nov 16 22:57:54.039 INFO [stderr]    Compiling rust_self_study v0.1.0 (/source)
Nov 16 22:57:54.367 INFO [stderr] warning: unused variable: `n`
Nov 16 22:57:54.367 INFO [stderr]  --> src/main.rs:7:9
Nov 16 22:57:54.367 INFO [stderr]   |
Nov 16 22:57:54.367 INFO [stderr] 7 |     let n = buffer.trim().parse::<u64>().unwrap();
Nov 16 22:57:54.367 INFO [stderr]   |         ^ help: consider using `_n` instead
Nov 16 22:57:54.367 INFO [stderr]   |
Nov 16 22:57:54.367 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 16 22:57:54.367 INFO [stderr] 
Nov 16 22:57:54.370 INFO [stderr] warning: function is never used: `multiples_of_3_and_5`
Nov 16 22:57:54.370 INFO [stderr]  --> src/problems/prob1.rs:1:1
Nov 16 22:57:54.370 INFO [stderr]   |
Nov 16 22:57:54.370 INFO [stderr] 1 | pub fn multiples_of_3_and_5(n: u32) -> u64{
Nov 16 22:57:54.370 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 22:57:54.370 INFO [stderr]   |
Nov 16 22:57:54.370 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 16 22:57:54.370 INFO [stderr] 
Nov 16 22:57:54.370 INFO [stderr] warning: function is never used: `tail_multiples_of_3_and_5`
Nov 16 22:57:54.370 INFO [stderr]  --> src/problems/prob1.rs:5:1
Nov 16 22:57:54.370 INFO [stderr]   |
Nov 16 22:57:54.370 INFO [stderr] 5 | fn tail_multiples_of_3_and_5(n: u32, att: u64) -> u64 {
Nov 16 22:57:54.370 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 22:57:54.370 INFO [stderr] 
Nov 16 22:57:54.370 INFO [stderr] warning: function is never used: `even_fibonacci_numbers`
Nov 16 22:57:54.370 INFO [stderr]  --> src/problems/prob2.rs:1:1
Nov 16 22:57:54.370 INFO [stderr]   |
Nov 16 22:57:54.370 INFO [stderr] 1 | pub fn even_fibonacci_numbers(lim: u64) -> u64 {
Nov 16 22:57:54.370 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 22:57:54.370 INFO [stderr] 
Nov 16 22:57:54.370 INFO [stderr] warning: function is never used: `tail_even_fibonacci_numbers`
Nov 16 22:57:54.370 INFO [stderr]  --> src/problems/prob2.rs:5:1
Nov 16 22:57:54.371 INFO [stderr]   |
Nov 16 22:57:54.371 INFO [stderr] 5 | fn tail_even_fibonacci_numbers(lim: u64, current: u64, before: u64, att: u64) -> u64 {
Nov 16 22:57:54.371 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 22:57:54.371 INFO [stderr] 
Nov 16 22:57:54.371 INFO [stderr] warning: function is never used: `largest_prime_factor`
Nov 16 22:57:54.371 INFO [stderr]  --> src/problems/prob3.rs:1:1
Nov 16 22:57:54.371 INFO [stderr]   |
Nov 16 22:57:54.371 INFO [stderr] 1 | pub fn largest_prime_factor(n: u64) -> u64 {
Nov 16 22:57:54.371 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 22:57:54.371 INFO [stderr] 
Nov 16 22:57:54.371 INFO [stderr] warning: function is never used: `tail_largest_prime_factor`
Nov 16 22:57:54.371 INFO [stderr]  --> src/problems/prob3.rs:5:1
Nov 16 22:57:54.371 INFO [stderr]   |
Nov 16 22:57:54.371 INFO [stderr] 5 | fn tail_largest_prime_factor(n: u64, lpf: u64, att: u64) -> u64 {
Nov 16 22:57:54.371 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 22:57:54.371 INFO [stderr] 
Nov 16 22:57:54.648 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
Nov 16 22:57:54.652 INFO [stderr] su: No module specific data is present
Nov 16 22:57:55.324 INFO running `"docker" "inspect" "330a66d5b278dc42d6b81b46734d8a2b75771b319ea6ba978aa78199093c31df"`
Nov 16 22:57:55.504 INFO running `"docker" "rm" "-f" "330a66d5b278dc42d6b81b46734d8a2b75771b319ea6ba978aa78199093c31df"`
Nov 16 22:57:55.727 INFO [stdout] 330a66d5b278dc42d6b81b46734d8a2b75771b319ea6ba978aa78199093c31df
Nov 16 22:57:55.732 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 16 22:57:56.015 INFO [stdout] fe6e9c1f2e4a7624fa14c89e772dd7128a44ec3e557c4e4b38f601c43a78e24a
Nov 16 22:57:56.019 INFO running `"docker" "start" "-a" "fe6e9c1f2e4a7624fa14c89e772dd7128a44ec3e557c4e4b38f601c43a78e24a"`
Nov 16 22:57:56.499 INFO [stderr] usermod: no changes
Nov 16 22:57:56.531 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 16 22:57:56.531 INFO [stderr]      Running /target/debug/deps/rust_self_study-f7c334162737cbb2
Nov 16 22:57:56.537 INFO [stdout] 
Nov 16 22:57:56.537 INFO [stdout] running 0 tests
Nov 16 22:57:56.537 INFO [stdout] 
Nov 16 22:57:56.537 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 22:57:56.537 INFO [stdout] 
Nov 16 22:57:56.538 INFO [stderr] su: No module specific data is present
Nov 16 22:57:56.819 INFO running `"docker" "inspect" "fe6e9c1f2e4a7624fa14c89e772dd7128a44ec3e557c4e4b38f601c43a78e24a"`
Nov 16 22:57:56.899 INFO running `"docker" "rm" "-f" "fe6e9c1f2e4a7624fa14c89e772dd7128a44ec3e557c4e4b38f601c43a78e24a"`
Nov 16 22:57:57.003 INFO [stdout] fe6e9c1f2e4a7624fa14c89e772dd7128a44ec3e557c4e4b38f601c43a78e24a