[INFO] updating cached repository https://github.com/ccdle12/rust-big-num
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] c00a9bc5319287c7b947a85f2827bc70ac155c42
[INFO] testing ccdle12/rust-big-num against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fccdle12%2Frust-big-num" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ccdle12/rust-big-num on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ccdle12/rust-big-num
[INFO] finished tweaking git repo https://github.com/ccdle12/rust-big-num
[INFO] tweaked toml for git repo https://github.com/ccdle12/rust-big-num written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ccdle12/rust-big-num already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 6acb467021d3959ac506e75fcb4d30f59b185352f50cc0205bba1aca3b5272c9
[INFO] running `"docker" "start" "-a" "6acb467021d3959ac506e75fcb4d30f59b185352f50cc0205bba1aca3b5272c9"`
[INFO] [stderr]    Compiling rust_big_num v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/big_digit.rs:163:25
[INFO] [stderr]     |
[INFO] [stderr] 163 | pub fn div(x: BigDigit, mut y: BigDigit) -> BigDigit {
[INFO] [stderr]     |                         ----^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/big_digit.rs:164:10
[INFO] [stderr]     |
[INFO] [stderr] 164 |     let (mut dividend, mut divisor) = (x, y);
[INFO] [stderr]     |          ----^^^^^^^^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "6acb467021d3959ac506e75fcb4d30f59b185352f50cc0205bba1aca3b5272c9"`
[INFO] running `"docker" "rm" "-f" "6acb467021d3959ac506e75fcb4d30f59b185352f50cc0205bba1aca3b5272c9"`
[INFO] [stdout] 6acb467021d3959ac506e75fcb4d30f59b185352f50cc0205bba1aca3b5272c9
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] c2075ddfe0ed40cd1cb32188c0271b91a8a3977259d27df5205de07ca5a734b5
[INFO] running `"docker" "start" "-a" "c2075ddfe0ed40cd1cb32188c0271b91a8a3977259d27df5205de07ca5a734b5"`
[INFO] [stderr]    Compiling rust_big_num v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/big_digit.rs:163:25
[INFO] [stderr]     |
[INFO] [stderr] 163 | pub fn div(x: BigDigit, mut y: BigDigit) -> BigDigit {
[INFO] [stderr]     |                         ----^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/big_digit.rs:164:10
[INFO] [stderr]     |
[INFO] [stderr] 164 |     let (mut dividend, mut divisor) = (x, y);
[INFO] [stderr]     |          ----^^^^^^^^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.29s
[INFO] running `"docker" "inspect" "c2075ddfe0ed40cd1cb32188c0271b91a8a3977259d27df5205de07ca5a734b5"`
[INFO] running `"docker" "rm" "-f" "c2075ddfe0ed40cd1cb32188c0271b91a8a3977259d27df5205de07ca5a734b5"`
[INFO] [stdout] c2075ddfe0ed40cd1cb32188c0271b91a8a3977259d27df5205de07ca5a734b5
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 7298a99d1296905b3d406f10e1fbe2f321ca2ba6aed728b4a45a645371031552
[INFO] running `"docker" "start" "-a" "7298a99d1296905b3d406f10e1fbe2f321ca2ba6aed728b4a45a645371031552"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_big_num-0c393cd965156fc6
[INFO] [stdout] 
[INFO] [stdout] running 65 tests
[INFO] [stdout] test big_num::addition_tests::add_negative_numbers_2 ... ok
[INFO] [stdout] test big_num::addition_tests::add_negative_numbers_1 ... ok
[INFO] [stdout] test big_num::addition_tests::add_assign_1 ... ok
[INFO] [stdout] test big_num::addition_tests::add_negative_numbers_3 ... ok
[INFO] [stdout] test big_num::addition_tests::add_negative_numbers_4 ... ok
[INFO] [stdout] test big_num::addition_tests::add_negative_numbers_5 ... ok
[INFO] [stdout] test big_num::addition_tests::add_negative_numbers_6 ... ok
[INFO] [stdout] test big_num::addition_tests::leading_zeros_1 ... ok
[INFO] [stdout] test big_num::addition_tests::add_negative_numbers_7 ... ok
[INFO] [stdout] test big_num::addition_tests::big_numbers_add_1 ... ok
[INFO] [stdout] test big_num::addition_tests::big_numbers_add_2 ... ok
[INFO] [stdout] test big_num::addition_tests::simple_add_2 ... ok
[INFO] [stdout] test big_num::addition_tests::simple_add_1 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_2 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_5 ... ok
[INFO] [stdout] test big_num::addition_tests::leading_zeros_2 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_1 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_4 ... ok
[INFO] [stdout] test big_num::addition_tests::simple_add_3 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_3 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_negative_num_1 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_negative_num_2 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_negative_num_3 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_negative_num_4 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_negative_num_5 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_negative_num_2 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_negative_num_1 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_num_1 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_num_3 ... ok
[INFO] [stdout] test big_num::division_tests::divide_num_3 ... ok
[INFO] [stdout] test big_num::division_tests::divide_num_1 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_num_2 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_7 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_8 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_num_4 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_9 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_10 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_1 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_11 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_negative_num_3 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_12 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_13 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_14 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_2 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_3 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_4 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_6 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_5 ... ok
[INFO] [stdout] test big_num::random_number_tests::generate_random_number_1 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_8 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_7 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtration_6 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_15 ... ok
[INFO] [stdout] test big_num::random_number_tests::generate_random_number_2 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_9 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_num_5 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_1 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_2 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_3 ... ok
[INFO] [stdout] test big_num::init_tests::dec_str_1 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_4 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_5 ... ok
[INFO] [stdout] test big_num::division_tests::divide_num_2 ... ok
[INFO] [stdout] test big_num::init_tests::dec_str_2 ... ok
[INFO] [stdout] test big_num::division_tests::divide_num_4 ... test big_num::division_tests::divide_num_4 has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "7298a99d1296905b3d406f10e1fbe2f321ca2ba6aed728b4a45a645371031552"`
[INFO] running `"docker" "rm" "-f" "7298a99d1296905b3d406f10e1fbe2f321ca2ba6aed728b4a45a645371031552"`
[INFO] [stdout] 7298a99d1296905b3d406f10e1fbe2f321ca2ba6aed728b4a45a645371031552