[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 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fccdle12%2Frust-big-num" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ccdle12/rust-big-num on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-0/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c48758ccffaff3456e5b32d0ddd1eec998b8a89552f6759c57b0cce56a6fbdea [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c48758ccffaff3456e5b32d0ddd1eec998b8a89552f6759c57b0cce56a6fbdea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c48758ccffaff3456e5b32d0ddd1eec998b8a89552f6759c57b0cce56a6fbdea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c48758ccffaff3456e5b32d0ddd1eec998b8a89552f6759c57b0cce56a6fbdea", kill_on_drop: false }` [INFO] [stdout] c48758ccffaff3456e5b32d0ddd1eec998b8a89552f6759c57b0cce56a6fbdea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2b66928bb5c234a83c40f86da79ce0109b4efd527d3abd85a2c730008c563955 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2b66928bb5c234a83c40f86da79ce0109b4efd527d3abd85a2c730008c563955", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand v0.6.5 [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)]` 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] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.33s [INFO] running `Command { std: "docker" "inspect" "2b66928bb5c234a83c40f86da79ce0109b4efd527d3abd85a2c730008c563955", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b66928bb5c234a83c40f86da79ce0109b4efd527d3abd85a2c730008c563955", kill_on_drop: false }` [INFO] [stdout] 2b66928bb5c234a83c40f86da79ce0109b4efd527d3abd85a2c730008c563955 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c844e55f7f5fb2a49c7e9014d12373d7b7f03c7a920726e4b4d35876935c757c [INFO] running `Command { std: "docker" "start" "-a" "c844e55f7f5fb2a49c7e9014d12373d7b7f03c7a920726e4b4d35876935c757c", kill_on_drop: false }` [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)]` 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] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [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)]` 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] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.20s [INFO] running `Command { std: "docker" "inspect" "c844e55f7f5fb2a49c7e9014d12373d7b7f03c7a920726e4b4d35876935c757c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c844e55f7f5fb2a49c7e9014d12373d7b7f03c7a920726e4b4d35876935c757c", kill_on_drop: false }` [INFO] [stdout] c844e55f7f5fb2a49c7e9014d12373d7b7f03c7a920726e4b4d35876935c757c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0ac44840a647e5f0da3e253d0a8a2cb44c089f133244336621af138a843bd4a3 [INFO] running `Command { std: "docker" "start" "-a" "0ac44840a647e5f0da3e253d0a8a2cb44c089f133244336621af138a843bd4a3", 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)]` 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: 2 warnings emitted [INFO] [stderr] [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] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_big_num-49d5029500c8ab18 [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_6 ... ok [INFO] [stdout] test big_num::addition_tests::simple_add_3 ... ok [INFO] [stdout] test big_num::addition_tests::add_negative_numbers_5 ... ok [INFO] [stdout] test big_num::comparison_tests::compare_1 ... ok [INFO] [stdout] test big_num::addition_tests::big_numbers_add_1 ... ok [INFO] [stdout] test big_num::addition_tests::leading_zeros_1 ... ok [INFO] [stdout] test big_num::addition_tests::add_negative_numbers_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::comparison_tests::compare_2 ... ok [INFO] [stdout] test big_num::addition_tests::big_numbers_add_2 ... ok [INFO] [stdout] test big_num::addition_tests::simple_add_1 ... ok [INFO] [stdout] test big_num::addition_tests::leading_zeros_2 ... ok [INFO] [stdout] test big_num::addition_tests::add_negative_numbers_7 ... ok [INFO] [stdout] test big_num::addition_tests::simple_add_2 ... ok [INFO] [stdout] test big_num::comparison_tests::compare_negative_num_4 ... ok [INFO] [stdout] test big_num::comparison_tests::compare_negative_num_2 ... 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_3 ... 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::multiplication_tests::multiply_negative_num_2 ... ok [INFO] [stdout] test big_num::division_tests::divide_num_1 ... ok [INFO] [stdout] test big_num::comparison_tests::compare_3 ... 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_2 ... ok [INFO] [stdout] test big_num::division_tests::divide_num_3 ... ok [INFO] [stdout] test big_num::multiplication_tests::multiply_num_3 ... ok [INFO] [stdout] test big_num::subtraction_tests::subtraction_1 ... ok [INFO] [stdout] test big_num::multiplication_tests::multiply_num_4 ... ok [INFO] [stdout] test big_num::multiplication_tests::multiply_negative_num_3 ... ok [INFO] [stdout] test big_num::subtraction_tests::subtraction_3 ... 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_8 ... ok [INFO] [stdout] test big_num::multiplication_tests::multiply_num_5 ... ok [INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_13 ... 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::subtraction_tests::subtraction_negative_12 ... 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_negative_7 ... ok [INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_6 ... ok [INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_14 ... ok [INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_3 ... ok [INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_5 ... ok [INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_15 ... ok [INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_9 ... ok [INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_2 ... 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::random_number_tests::generate_random_number_2 ... ok [INFO] [stdout] test big_num::random_number_tests::generate_random_number_1 ... ok [INFO] [stdout] test big_num::division_tests::divide_num_2 ... ok [INFO] [stdout] test big_num::init_tests::dec_str_1 ... ok [INFO] [stdout] test big_num::subtraction_tests::subtraction_negative_4 ... 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 `Command { std: "docker" "inspect" "0ac44840a647e5f0da3e253d0a8a2cb44c089f133244336621af138a843bd4a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ac44840a647e5f0da3e253d0a8a2cb44c089f133244336621af138a843bd4a3", kill_on_drop: false }` [INFO] [stdout] 0ac44840a647e5f0da3e253d0a8a2cb44c089f133244336621af138a843bd4a3