[INFO] crate digits_iterator 0.1.0 is already in cache
[INFO] testing digits_iterator-0.1.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate digits_iterator 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate digits_iterator 0.1.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate digits_iterator 0.1.0
[INFO] finished tweaking crates.io crate digits_iterator 0.1.0
[INFO] tweaked toml for crates.io crate digits_iterator 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 445215596f1a86abc83e5b6c80415aa8262d28c7cbe41dc8588b7865df146cf6
[INFO] running `"docker" "start" "-a" "445215596f1a86abc83e5b6c80415aa8262d28c7cbe41dc8588b7865df146cf6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling digits_iterator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "445215596f1a86abc83e5b6c80415aa8262d28c7cbe41dc8588b7865df146cf6"`
[INFO] running `"docker" "rm" "-f" "445215596f1a86abc83e5b6c80415aa8262d28c7cbe41dc8588b7865df146cf6"`
[INFO] [stdout] 445215596f1a86abc83e5b6c80415aa8262d28c7cbe41dc8588b7865df146cf6
[INFO] running `"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" "MAP_USER_ID=0" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 86435e8fe3998159169632940aa0f6ea6ff8d8795a8eca335b2be916369357d2
[INFO] running `"docker" "start" "-a" "86435e8fe3998159169632940aa0f6ea6ff8d8795a8eca335b2be916369357d2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling digits_iterator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "86435e8fe3998159169632940aa0f6ea6ff8d8795a8eca335b2be916369357d2"`
[INFO] running `"docker" "rm" "-f" "86435e8fe3998159169632940aa0f6ea6ff8d8795a8eca335b2be916369357d2"`
[INFO] [stdout] 86435e8fe3998159169632940aa0f6ea6ff8d8795a8eca335b2be916369357d2
[INFO] running `"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" "MAP_USER_ID=0" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ad9f2412b4315ba45f851d4a882a7f5c03234cbe0ac297cf10ee23f3bbd98b6c
[INFO] running `"docker" "start" "-a" "ad9f2412b4315ba45f851d4a882a7f5c03234cbe0ac297cf10ee23f3bbd98b6c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/digits_iterator-bbdbaf598f19d7fa
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test digits::tests::iteration_for_some_number ... ok
[INFO] [stdout] test digits::tests::iteration_for_the_max_value ... ok
[INFO] [stdout] test digits::tests::reverse_iteration_for_some_number ... ok
[INFO] [stdout] test digits::tests::reverse_iteration_for_a_multiple_of_the_base ... ok
[INFO] [stdout] test tests::simple_extension_test ... ok
[INFO] [stdout] test digits::tests::iteration_with_hexa_number ... ok
[INFO] [stdout] test digits::tests::reverse_iteration_for_1_digit ... ok
[INFO] [stdout] test digits::tests::reverse_iteration_for_the_max_value ... ok
[INFO] [stdout] test digits::tests::iteration_for_a_multiple_of_the_base ... ok
[INFO] [stdout] test digits::tests::iteration_for_1_digit ... ok
[INFO] [stdout] test digits::tests::reverse_iteration_for_0 ... ok
[INFO] [stdout] test digits::tests::iteration_for_0 ... ok
[INFO] [stdout] test tests::invalid_base_1 ... ok
[INFO] [stdout] test tests::invalid_base_37 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests digits_iterator
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs -  (line 10) ... ok
[INFO] [stdout] test src/lib.rs - DigitsExtension::digits (line 44) ... ok
[INFO] [stdout] test src/lib.rs -  (line 17) ... ok
[INFO] [stdout] test src/lib.rs - DigitsExtension::digits_with_base (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ad9f2412b4315ba45f851d4a882a7f5c03234cbe0ac297cf10ee23f3bbd98b6c"`
[INFO] running `"docker" "rm" "-f" "ad9f2412b4315ba45f851d4a882a7f5c03234cbe0ac297cf10ee23f3bbd98b6c"`
[INFO] [stdout] ad9f2412b4315ba45f851d4a882a7f5c03234cbe0ac297cf10ee23f3bbd98b6c