[INFO] cloning repository https://github.com/kirhgoff/rust_utils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kirhgoff/rust_utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirhgoff%2Frust_utils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirhgoff%2Frust_utils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 662711b2e94f72c8636ca70fec98487260cb7a94
[INFO] testing kirhgoff/rust_utils against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirhgoff%2Frust_utils" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kirhgoff/rust_utils on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kirhgoff/rust_utils
[INFO] finished tweaking git repo https://github.com/kirhgoff/rust_utils
[INFO] tweaked toml for git repo https://github.com/kirhgoff/rust_utils written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/kirhgoff/rust_utils already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d112c784876af10a49d72f3797e27642a8cc023390c3ad29d345dbd6c1dc343
[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" "8d112c784876af10a49d72f3797e27642a8cc023390c3ad29d345dbd6c1dc343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d112c784876af10a49d72f3797e27642a8cc023390c3ad29d345dbd6c1dc343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d112c784876af10a49d72f3797e27642a8cc023390c3ad29d345dbd6c1dc343", kill_on_drop: false }`
[INFO] [stdout] 8d112c784876af10a49d72f3797e27642a8cc023390c3ad29d345dbd6c1dc343
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fffc2f113cb7577bf2e8a537f253083012b3fb16f4174a8317ede106661cf431
[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" "fffc2f113cb7577bf2e8a537f253083012b3fb16f4174a8317ede106661cf431", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling hamming v0.1.3
[INFO] [stderr]    Compiling primal-estimate v0.2.1
[INFO] [stderr]    Compiling smallvec v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling primal-bit v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling primal-check v0.2.3
[INFO] [stderr]    Compiling primal-sieve v0.2.8
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling primal v0.2.3
[INFO] [stderr]    Compiling num-bigint v0.1.41
[INFO] [stderr]    Compiling num-rational v0.1.41
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling fraction v0.3.7
[INFO] [stderr]    Compiling rust_utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.31s
[INFO] running `Command { std: "docker" "inspect" "fffc2f113cb7577bf2e8a537f253083012b3fb16f4174a8317ede106661cf431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fffc2f113cb7577bf2e8a537f253083012b3fb16f4174a8317ede106661cf431", kill_on_drop: false }`
[INFO] [stdout] fffc2f113cb7577bf2e8a537f253083012b3fb16f4174a8317ede106661cf431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] c6c9f665b6d85506a395866936ce0f760843d7c8d9a48a418a5a344d26aa58f2
[INFO] running `Command { std: "docker" "start" "-a" "c6c9f665b6d85506a395866936ce0f760843d7c8d9a48a418a5a344d26aa58f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "c6c9f665b6d85506a395866936ce0f760843d7c8d9a48a418a5a344d26aa58f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6c9f665b6d85506a395866936ce0f760843d7c8d9a48a418a5a344d26aa58f2", kill_on_drop: false }`
[INFO] [stdout] c6c9f665b6d85506a395866936ce0f760843d7c8d9a48a418a5a344d26aa58f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 46f4cb2e6ed7f13bd226338ff0c0b4948af46adada95191eca9d956b9d38d60e
[INFO] running `Command { std: "docker" "start" "-a" "46f4cb2e6ed7f13bd226338ff0c0b4948af46adada95191eca9d956b9d38d60e", 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]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_utils-ad89e01726f35508)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test euler37::tests::is_truncatable_prime_works ... ok
[INFO] [stdout] test euler38::tests::concatenated_product_works ... ok
[INFO] [stdout] test utils::tests::binary_string_works ... ok
[INFO] [stdout] test utils::tests::mod_rem_works ... ok
[INFO] [stdout] test utils::tests::digits_count_works ... ok
[INFO] [stdout] test euler39::tests::hypothenuse_works ... ok
[INFO] [stdout] test utils::tests::digits_iterator_works ... ok
[INFO] [stdout] test euler37::tests::split_works ... ok
[INFO] [stdout] test utils::tests::is_palindrome_works ... ok
[INFO] [stdout] test utils::tests::is_pandigital_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46f4cb2e6ed7f13bd226338ff0c0b4948af46adada95191eca9d956b9d38d60e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46f4cb2e6ed7f13bd226338ff0c0b4948af46adada95191eca9d956b9d38d60e", kill_on_drop: false }`
[INFO] [stdout] 46f4cb2e6ed7f13bd226338ff0c0b4948af46adada95191eca9d956b9d38d60e