[INFO] cloning repository https://github.com/iambillmccann/ProjectEulerRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iambillmccann/ProjectEulerRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiambillmccann%2FProjectEulerRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiambillmccann%2FProjectEulerRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb62c47d5a7e1aefeda007fb35e287255432b504
[INFO] testing iambillmccann/ProjectEulerRust against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiambillmccann%2FProjectEulerRust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iambillmccann/ProjectEulerRust 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/iambillmccann/ProjectEulerRust
[INFO] finished tweaking git repo https://github.com/iambillmccann/ProjectEulerRust
[INFO] tweaked toml for git repo https://github.com/iambillmccann/ProjectEulerRust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/iambillmccann/ProjectEulerRust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe6b5201a1bfbfbd34358a325267b4f1a90f93c5a6a6d137ba2754792bb28ed5
[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" "fe6b5201a1bfbfbd34358a325267b4f1a90f93c5a6a6d137ba2754792bb28ed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe6b5201a1bfbfbd34358a325267b4f1a90f93c5a6a6d137ba2754792bb28ed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe6b5201a1bfbfbd34358a325267b4f1a90f93c5a6a6d137ba2754792bb28ed5", kill_on_drop: false }`
[INFO] [stdout] fe6b5201a1bfbfbd34358a325267b4f1a90f93c5a6a6d137ba2754792bb28ed5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccf972398e609d882ed02d8628ea7aa20ea6e750e4344aec0a219e90f40115ee
[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" "ccf972398e609d882ed02d8628ea7aa20ea6e750e4344aec0a219e90f40115ee", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling stopwatch v0.0.7
[INFO] [stderr]    Compiling project_euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.98s
[INFO] running `Command { std: "docker" "inspect" "ccf972398e609d882ed02d8628ea7aa20ea6e750e4344aec0a219e90f40115ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccf972398e609d882ed02d8628ea7aa20ea6e750e4344aec0a219e90f40115ee", kill_on_drop: false }`
[INFO] [stdout] ccf972398e609d882ed02d8628ea7aa20ea6e750e4344aec0a219e90f40115ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1550558e9bd6ede1a670fa39fd23c4610bb9b06fdcfc9c0f14c6c511e50da9a8
[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" "1550558e9bd6ede1a670fa39fd23c4610bb9b06fdcfc9c0f14c6c511e50da9a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling project_euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "1550558e9bd6ede1a670fa39fd23c4610bb9b06fdcfc9c0f14c6c511e50da9a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1550558e9bd6ede1a670fa39fd23c4610bb9b06fdcfc9c0f14c6c511e50da9a8", kill_on_drop: false }`
[INFO] [stdout] 1550558e9bd6ede1a670fa39fd23c4610bb9b06fdcfc9c0f14c6c511e50da9a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 778b55dc9df70eeb37b5c7a726942d74842d90a6fd782cbdfc9e7846b689846f
[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" "778b55dc9df70eeb37b5c7a726942d74842d90a6fd782cbdfc9e7846b689846f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/project_euler-35749a1887c52733
[INFO] [stdout] running 20 tests
[INFO] [stdout] test tests::test_formatting::test_formatting::hours_less_than_10 ... ok
[INFO] [stdout] test tests::test_formatting::test_formatting::hours_more_than_99 ... ok
[INFO] [stdout] test tests::test_formatting::test_formatting::milliseconds_less_than_10 ... ok
[INFO] [stdout] test tests::test_math_library::test_math_library::compute_square ... ok
[INFO] [stdout] test tests::test_math_library::test_math_library::reversing_odd_number_of_digits ... ok
[INFO] [stdout] test tests::test_math_library::test_math_library::reversing_even_number_of_digits ... ok
[INFO] [stdout] test tests::test_math_library::test_math_library::fail_is_multiple ... ok
[INFO] [stdout] test tests::test_math_library::test_math_library::compute_sum_natural ... ok
[INFO] [stdout] test tests::test_math_library::test_math_library::compute_series_product ... ok
[INFO] [stdout] test tests::test_math_library::test_math_library::pass_is_multiple ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/project_euler-717b8556f1f6c258
[INFO] [stdout] test tests::test_math_library::test_math_library::compute_get_prime ... ok
[INFO] [stdout] test tests::test_math_library::test_math_library::compute_sum_squares ... ok
[INFO] [stdout] test tests::test_formatting::test_formatting::milliseconds_not_more_than_999 ... ok
[INFO] [stdout] test tests::test_formatting::test_formatting::minutes_less_than_10 ... ok
[INFO] [stdout] test tests::test_formatting::test_formatting::seconds_less_than_10 ... ok
[INFO] [stdout] test tests::test_math_library::test_math_library::compute_series_sum ... ok
[INFO] [stdout] test tests::test_formatting::test_formatting::milliseconds_less_than_100 ... ok
[INFO] [stdout] test tests::test_formatting::test_formatting::seconds_less_than_60 ... ok
[INFO] [stdout] test tests::test_formatting::test_formatting::minutess_less_than_60 ... ok
[INFO] [stdout] test tests::test_math_library::test_math_library::compute_get_divisors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests project_euler
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "778b55dc9df70eeb37b5c7a726942d74842d90a6fd782cbdfc9e7846b689846f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "778b55dc9df70eeb37b5c7a726942d74842d90a6fd782cbdfc9e7846b689846f", kill_on_drop: false }`
[INFO] [stdout] 778b55dc9df70eeb37b5c7a726942d74842d90a6fd782cbdfc9e7846b689846f