Nov 30 08:30:47.307 INFO checking SteffenSunde/heating_primes against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 08:30:47.307 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-2/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-alt check --frozen --all --all-targets" "-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 30 08:30:47.519 INFO [stdout] f602da2d51d5501ad81b6fee9ccf88ab61be6e3630086a18e14b8b88d3d5f023
Nov 30 08:30:47.522 INFO running `"docker" "start" "-a" "f602da2d51d5501ad81b6fee9ccf88ab61be6e3630086a18e14b8b88d3d5f023"`
Nov 30 08:30:48.052 INFO [stderr] usermod: no changes
Nov 30 08:30:48.131 INFO [stderr]     Checking prime_finder v0.1.0 (/source)
Nov 30 08:30:48.489 INFO [stderr] warning: unused import: `std::fs::File`
Nov 30 08:30:48.489 INFO [stderr]  --> src/main.rs:4:5
Nov 30 08:30:48.489 INFO [stderr]   |
Nov 30 08:30:48.489 INFO [stderr] 4 | use std::fs::File;
Nov 30 08:30:48.489 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 30 08:30:48.489 INFO [stderr]   |
Nov 30 08:30:48.489 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 08:30:48.489 INFO [stderr] 
Nov 30 08:30:48.489 INFO [stderr] warning: unused import: `std::io::prelude::*`
Nov 30 08:30:48.489 INFO [stderr]  --> src/main.rs:5:5
Nov 30 08:30:48.489 INFO [stderr]   |
Nov 30 08:30:48.489 INFO [stderr] 5 | use std::io::prelude::*;
Nov 30 08:30:48.489 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 30 08:30:48.496 INFO [stderr] 
Nov 30 08:30:48.560 INFO [stderr] warning: unused variable: `number`
Nov 30 08:30:48.560 INFO [stderr]   --> src/factorisation.rs:45:21
Nov 30 08:30:48.560 INFO [stderr]    |
Nov 30 08:30:48.560 INFO [stderr] 45 | pub fn pollards_rho(number: u64) -> Vec<u64> {
Nov 30 08:30:48.560 INFO [stderr]    |                     ^^^^^^ help: consider using `_number` instead
Nov 30 08:30:48.560 INFO [stderr]    |
Nov 30 08:30:48.560 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 08:30:48.560 INFO [stderr] 
Nov 30 08:30:48.568 INFO [stderr] warning: function is never used: `sieve_of_eratoshenes`
Nov 30 08:30:48.568 INFO [stderr]   --> src/prime.rs:18:1
Nov 30 08:30:48.568 INFO [stderr]    |
Nov 30 08:30:48.568 INFO [stderr] 18 | pub fn sieve_of_eratoshenes() {}
Nov 30 08:30:48.568 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:30:48.568 INFO [stderr]    |
Nov 30 08:30:48.568 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 08:30:48.568 INFO [stderr] 
Nov 30 08:30:48.568 INFO [stderr] warning: function is never used: `pollards_rho`
Nov 30 08:30:48.568 INFO [stderr]   --> src/factorisation.rs:45:1
Nov 30 08:30:48.568 INFO [stderr]    |
Nov 30 08:30:48.568 INFO [stderr] 45 | pub fn pollards_rho(number: u64) -> Vec<u64> {
Nov 30 08:30:48.568 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:30:48.568 INFO [stderr] 
Nov 30 08:30:48.620 INFO [stderr] warning: unused import: `std::fs::File`
Nov 30 08:30:48.620 INFO [stderr]  --> src/main.rs:4:5
Nov 30 08:30:48.620 INFO [stderr]   |
Nov 30 08:30:48.620 INFO [stderr] 4 | use std::fs::File;
Nov 30 08:30:48.620 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 30 08:30:48.620 INFO [stderr]   |
Nov 30 08:30:48.620 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 08:30:48.620 INFO [stderr] 
Nov 30 08:30:48.620 INFO [stderr] warning: unused import: `std::io::prelude::*`
Nov 30 08:30:48.620 INFO [stderr]  --> src/main.rs:5:5
Nov 30 08:30:48.620 INFO [stderr]   |
Nov 30 08:30:48.620 INFO [stderr] 5 | use std::io::prelude::*;
Nov 30 08:30:48.620 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 30 08:30:48.620 INFO [stderr] 
Nov 30 08:30:48.700 INFO [stderr] warning: unused variable: `number`
Nov 30 08:30:48.700 INFO [stderr]   --> src/factorisation.rs:45:21
Nov 30 08:30:48.700 INFO [stderr]    |
Nov 30 08:30:48.700 INFO [stderr] 45 | pub fn pollards_rho(number: u64) -> Vec<u64> {
Nov 30 08:30:48.700 INFO [stderr]    |                     ^^^^^^ help: consider using `_number` instead
Nov 30 08:30:48.700 INFO [stderr]    |
Nov 30 08:30:48.700 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 08:30:48.700 INFO [stderr] 
Nov 30 08:30:48.719 INFO [stderr] warning: function is never used: `sieve_of_eratoshenes`
Nov 30 08:30:48.719 INFO [stderr]   --> src/prime.rs:18:1
Nov 30 08:30:48.719 INFO [stderr]    |
Nov 30 08:30:48.719 INFO [stderr] 18 | pub fn sieve_of_eratoshenes() {}
Nov 30 08:30:48.719 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:30:48.719 INFO [stderr]    |
Nov 30 08:30:48.719 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 08:30:48.719 INFO [stderr] 
Nov 30 08:30:48.719 INFO [stderr] warning: function is never used: `pollards_rho`
Nov 30 08:30:48.719 INFO [stderr]   --> src/factorisation.rs:45:1
Nov 30 08:30:48.719 INFO [stderr]    |
Nov 30 08:30:48.719 INFO [stderr] 45 | pub fn pollards_rho(number: u64) -> Vec<u64> {
Nov 30 08:30:48.719 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:30:48.719 INFO [stderr] 
Nov 30 08:30:48.736 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Nov 30 08:30:48.738 INFO [stderr] su: No module specific data is present
Nov 30 08:30:49.244 INFO running `"docker" "inspect" "f602da2d51d5501ad81b6fee9ccf88ab61be6e3630086a18e14b8b88d3d5f023"`
Nov 30 08:30:49.588 INFO running `"docker" "rm" "-f" "f602da2d51d5501ad81b6fee9ccf88ab61be6e3630086a18e14b8b88d3d5f023"`
Nov 30 08:30:49.828 INFO [stdout] f602da2d51d5501ad81b6fee9ccf88ab61be6e3630086a18e14b8b88d3d5f023