[INFO] cloning repository https://github.com/ccdle12/rust-big-num
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ccdle12/rust-big-num" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fccdle12%2Frust-big-num", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fccdle12%2Frust-big-num'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c00a9bc5319287c7b947a85f2827bc70ac155c42
[INFO] testing ccdle12/rust-big-num against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fccdle12%2Frust-big-num" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[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 /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ccdle12/rust-big-num on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ccdle12/rust-big-num already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_jitter v0.1.3
[INFO] [stderr]   Downloaded autocfg v0.1.2
[INFO] [stderr]   Downloaded rand_core v0.4.0
[INFO] [stderr]   Downloaded libc v0.2.51
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea420234b2c82b3fd5a87015a81a21265d1f61feb184379d8aeb8140c34f04a6
[INFO] running `Command { std: "docker" "start" "-a" "ea420234b2c82b3fd5a87015a81a21265d1f61feb184379d8aeb8140c34f04a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea420234b2c82b3fd5a87015a81a21265d1f61feb184379d8aeb8140c34f04a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea420234b2c82b3fd5a87015a81a21265d1f61feb184379d8aeb8140c34f04a6", kill_on_drop: false }`
[INFO] [stdout] ea420234b2c82b3fd5a87015a81a21265d1f61feb184379d8aeb8140c34f04a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3b6260df293d5f1f4884ec0a6a1557006c4ff3b95fa8b6b499fc1328eb88d94
[INFO] running `Command { std: "docker" "start" "-a" "a3b6260df293d5f1f4884ec0a6a1557006c4ff3b95fa8b6b499fc1328eb88d94", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rust_big_num v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/big_digit.rs:163:25
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn div(x: BigDigit, mut y: BigDigit) -> BigDigit {
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/big_digit.rs:164:10
[INFO] [stdout]     |
[INFO] [stdout] 164 |     let (mut dividend, mut divisor) = (x, y);
[INFO] [stdout]     |          ----^^^^^^^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.74s
[INFO] running `Command { std: "docker" "inspect" "a3b6260df293d5f1f4884ec0a6a1557006c4ff3b95fa8b6b499fc1328eb88d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3b6260df293d5f1f4884ec0a6a1557006c4ff3b95fa8b6b499fc1328eb88d94", kill_on_drop: false }`
[INFO] [stdout] a3b6260df293d5f1f4884ec0a6a1557006c4ff3b95fa8b6b499fc1328eb88d94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7b147eefbea64a147858922747c63f715f18f3fcfe7c7030e23375bc1dce4b8
[INFO] running `Command { std: "docker" "start" "-a" "c7b147eefbea64a147858922747c63f715f18f3fcfe7c7030e23375bc1dce4b8", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/big_digit.rs:163:25
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn div(x: BigDigit, mut y: BigDigit) -> BigDigit {
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/big_digit.rs:164:10
[INFO] [stdout]     |
[INFO] [stdout] 164 |     let (mut dividend, mut divisor) = (x, y);
[INFO] [stdout]     |          ----^^^^^^^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust_big_num v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/big_digit.rs:163:25
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn div(x: BigDigit, mut y: BigDigit) -> BigDigit {
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/big_digit.rs:164:10
[INFO] [stdout]     |
[INFO] [stdout] 164 |     let (mut dividend, mut divisor) = (x, y);
[INFO] [stdout]     |          ----^^^^^^^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "c7b147eefbea64a147858922747c63f715f18f3fcfe7c7030e23375bc1dce4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7b147eefbea64a147858922747c63f715f18f3fcfe7c7030e23375bc1dce4b8", kill_on_drop: false }`
[INFO] [stdout] c7b147eefbea64a147858922747c63f715f18f3fcfe7c7030e23375bc1dce4b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4bdc0259ed9a9c681d5e39e7d4086fbe776f436deec7fcbe5e48068f6654a0e5
[INFO] running `Command { std: "docker" "start" "-a" "4bdc0259ed9a9c681d5e39e7d4086fbe776f436deec7fcbe5e48068f6654a0e5", kill_on_drop: false }`
[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)]` (part of `#[warn(unused)]`) 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] warning: `rust_big_num` (lib) generated 2 warnings (run `cargo fix --lib -p rust_big_num` to apply 2 suggestions)
[INFO] [stderr] warning: `rust_big_num` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_big_num-53bc95dc9a8e37eb)
[INFO] [stdout] 
[INFO] [stdout] running 65 tests
[INFO] [stdout] test big_num::addition_tests::add_assign_1 ... ok
[INFO] [stdout] test big_num::addition_tests::add_negative_numbers_2 ... ok
[INFO] [stdout] test big_num::addition_tests::add_negative_numbers_5 ... ok
[INFO] [stdout] test big_num::addition_tests::add_negative_numbers_4 ... ok
[INFO] [stdout] test big_num::addition_tests::add_negative_numbers_7 ... ok
[INFO] [stdout] test big_num::addition_tests::add_negative_numbers_3 ... ok
[INFO] [stdout] test big_num::addition_tests::add_negative_numbers_1 ... 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::leading_zeros_1 ... ok
[INFO] [stdout] test big_num::addition_tests::leading_zeros_2 ... ok
[INFO] [stdout] test big_num::addition_tests::simple_add_1 ... ok
[INFO] [stdout] test big_num::addition_tests::simple_add_2 ... ok
[INFO] [stdout] test big_num::addition_tests::add_negative_numbers_6 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_3 ... ok
[INFO] [stdout] test big_num::addition_tests::simple_add_3 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_5 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_4 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_negative_num_1 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_negative_num_5 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_negative_num_4 ... ok
[INFO] [stdout] test big_num::division_tests::divide_num_3 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_negative_num_1 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_negative_num_2 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_1 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_2 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_negative_num_2 ... ok
[INFO] [stdout] test big_num::division_tests::divide_num_1 ... ok
[INFO] [stdout] test big_num::comparison_tests::compare_negative_num_3 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_negative_num_3 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_num_1 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_num_2 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_1 ... ok
[INFO] [stdout] test big_num::random_number_tests::generate_random_number_1 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_num_3 ... ok
[INFO] [stdout] test big_num::random_number_tests::generate_random_number_2 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_2 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_5 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_8 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_9 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_num_5 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_4 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_7 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_1 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_3 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_4 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_5 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_13 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_15 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_3 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_12 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_9 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_8 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtration_6 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_10 ... ok
[INFO] [stdout] test big_num::multiplication_tests::multiply_num_4 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_11 ... 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_6 ... ok
[INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_7 ... ok
[INFO] [stdout] test big_num::division_tests::divide_num_2 ... ok
[INFO] [stdout] test big_num::init_tests::dec_str_1 - should panic ... ok
[INFO] [stdout] test big_num::init_tests::dec_str_2 - should panic ... ok
[INFO] [stdout] 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 `Command { std: "docker" "inspect" "4bdc0259ed9a9c681d5e39e7d4086fbe776f436deec7fcbe5e48068f6654a0e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bdc0259ed9a9c681d5e39e7d4086fbe776f436deec7fcbe5e48068f6654a0e5", kill_on_drop: false }`
[INFO] [stdout] 4bdc0259ed9a9c681d5e39e7d4086fbe776f436deec7fcbe5e48068f6654a0e5
