[INFO] fetching crate digits_iterator 0.1.0...
[INFO] testing digits_iterator-0.1.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[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 eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", 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] bc2ffbfa45f06213fc0329a3a4b89e01768993f1b290ebb9e906c11e4a16ac1a
[INFO] running `Command { std: "docker" "start" "-a" "bc2ffbfa45f06213fc0329a3a4b89e01768993f1b290ebb9e906c11e4a16ac1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc2ffbfa45f06213fc0329a3a4b89e01768993f1b290ebb9e906c11e4a16ac1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc2ffbfa45f06213fc0329a3a4b89e01768993f1b290ebb9e906c11e4a16ac1a", kill_on_drop: false }`
[INFO] [stdout] bc2ffbfa45f06213fc0329a3a4b89e01768993f1b290ebb9e906c11e4a16ac1a
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50de1ddb777410430ee30c5161a34df0d271f5973a9d08f31a20c3332144e70d
[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" "50de1ddb777410430ee30c5161a34df0d271f5973a9d08f31a20c3332144e70d", kill_on_drop: false }`
[INFO] [stderr]    Compiling digits_iterator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "50de1ddb777410430ee30c5161a34df0d271f5973a9d08f31a20c3332144e70d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50de1ddb777410430ee30c5161a34df0d271f5973a9d08f31a20c3332144e70d", kill_on_drop: false }`
[INFO] [stdout] 50de1ddb777410430ee30c5161a34df0d271f5973a9d08f31a20c3332144e70d
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 607259677ef77e31b8935d87fe0cce15993745e612fe0e5b52ea7a5b64d607cf
[INFO] running `Command { std: "docker" "start" "-a" "607259677ef77e31b8935d87fe0cce15993745e612fe0e5b52ea7a5b64d607cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling digits_iterator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "607259677ef77e31b8935d87fe0cce15993745e612fe0e5b52ea7a5b64d607cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "607259677ef77e31b8935d87fe0cce15993745e612fe0e5b52ea7a5b64d607cf", kill_on_drop: false }`
[INFO] [stdout] 607259677ef77e31b8935d87fe0cce15993745e612fe0e5b52ea7a5b64d607cf
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6f12ea12b1eb47c5a685939b46784ea7a71ab1780d1b7e9921b831e685cad19f
[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" "6f12ea12b1eb47c5a685939b46784ea7a71ab1780d1b7e9921b831e685cad19f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/digits_iterator-80ad321d89447d30
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test digits::tests::iteration_for_0 ... ok
[INFO] [stdout] test digits::tests::iteration_for_a_multiple_of_the_base ... ok
[INFO] [stdout] test digits::tests::iteration_with_hexa_number ... ok
[INFO] [stdout] test digits::tests::reverse_iteration_for_0 ... ok
[INFO] [stdout] test digits::tests::reverse_iteration_for_1_digit ... ok
[INFO] [stdout] test digits::tests::reverse_iteration_for_a_multiple_of_the_base ... ok
[INFO] [stdout] test digits::tests::reverse_iteration_for_some_number ... ok
[INFO] [stdout] test digits::tests::reverse_iteration_for_the_max_value ... ok
[INFO] [stdout] test digits::tests::iteration_for_some_number ... ok
[INFO] [stdout] test tests::simple_extension_test ... ok
[INFO] [stdout] test digits::tests::iteration_for_the_max_value ... ok
[INFO] [stdout] test digits::tests::iteration_for_1_digit ... ok
[INFO] [stdout] test tests::invalid_base_37 ... ok
[INFO] [stdout] test tests::invalid_base_1 ... 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 - DigitsExtension::digits_with_base (line 60) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - DigitsExtension::digits (line 44) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6f12ea12b1eb47c5a685939b46784ea7a71ab1780d1b7e9921b831e685cad19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f12ea12b1eb47c5a685939b46784ea7a71ab1780d1b7e9921b831e685cad19f", kill_on_drop: false }`
[INFO] [stdout] 6f12ea12b1eb47c5a685939b46784ea7a71ab1780d1b7e9921b831e685cad19f