[INFO] cloning repository https://github.com/Kerollmops/group-by
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kerollmops/group-by" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Fgroup-by", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Fgroup-by'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b2fb19557ba291f20acf12b7ac928c006c4989a
[INFO] testing Kerollmops/group-by against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Fgroup-by" "/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/Kerollmops/group-by on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kerollmops/group-by
[INFO] finished tweaking git repo https://github.com/Kerollmops/group-by
[INFO] tweaked toml for git repo https://github.com/Kerollmops/group-by written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 699c81400984237acf90886b0a78e77ba6c4f4a59739b50162f8433513a159d2
[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" "699c81400984237acf90886b0a78e77ba6c4f4a59739b50162f8433513a159d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "699c81400984237acf90886b0a78e77ba6c4f4a59739b50162f8433513a159d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "699c81400984237acf90886b0a78e77ba6c4f4a59739b50162f8433513a159d2", kill_on_drop: false }`
[INFO] [stdout] 699c81400984237acf90886b0a78e77ba6c4f4a59739b50162f8433513a159d2
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d11508e1bfe9779b139eb918c221ce4002bdeb0af20e783f787a4e015461937f
[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" "d11508e1bfe9779b139eb918c221ce4002bdeb0af20e783f787a4e015461937f", kill_on_drop: false }`
[INFO] [stderr]    Compiling slice-group-by v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "d11508e1bfe9779b139eb918c221ce4002bdeb0af20e783f787a4e015461937f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d11508e1bfe9779b139eb918c221ce4002bdeb0af20e783f787a4e015461937f", kill_on_drop: false }`
[INFO] [stdout] d11508e1bfe9779b139eb918c221ce4002bdeb0af20e783f787a4e015461937f
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c777df4a96c078f709968bcc38fffd1343f50b7361e2be594b6d2aab4d51def2
[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" "c777df4a96c078f709968bcc38fffd1343f50b7361e2be594b6d2aab4d51def2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling slice-group-by v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.10s
[INFO] running `Command { std: "docker" "inspect" "c777df4a96c078f709968bcc38fffd1343f50b7361e2be594b6d2aab4d51def2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c777df4a96c078f709968bcc38fffd1343f50b7361e2be594b6d2aab4d51def2", kill_on_drop: false }`
[INFO] [stdout] c777df4a96c078f709968bcc38fffd1343f50b7361e2be594b6d2aab4d51def2
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] ad72ef08125f0080ae0c28e33e55bb5f7a8baeb6b319b27e10d772de003c3de4
[INFO] running `Command { std: "docker" "start" "-a" "ad72ef08125f0080ae0c28e33e55bb5f7a8baeb6b319b27e10d772de003c3de4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/slice_group_by-f8bd8d2c62bf8496
[INFO] [stdout] 
[INFO] [stdout] running 57 tests
[INFO] [stdout] test binary_group::tests::three_groups ... ok
[INFO] [stdout] test binary_group::tests::back_fused_iterator ... ok
[INFO] [stdout] test binary_group::tests::fused_iterator ... ok
[INFO] [stdout] test binary_group::tests::back_three_groups ... ok
[INFO] [stdout] test binary_group::tests::back_three_little_groups ... ok
[INFO] [stdout] test binary_group::tests::double_ended_dont_cross ... ok
[INFO] [stdout] test exponential_group::tests::back_empty_slice ... ok
[INFO] [stdout] test exponential_group::tests::back_one_little_group ... ok
[INFO] [stdout] test exponential_group::tests::back_three_groups ... ok
[INFO] [stdout] test exponential_group::tests::back_three_little_groups ... ok
[INFO] [stdout] test exponential_group::tests::double_ended_dont_cross ... ok
[INFO] [stdout] test exponential_group::tests::fused_iterator ... ok
[INFO] [stdout] test exponential_group::tests::last_overflow ... ok
[INFO] [stdout] test exponential_group::tests::last_three_groups ... ok
[INFO] [stdout] test exponential_group::tests::last_three_little_groups ... ok
[INFO] [stdout] test exponential_group::tests::one_big_group ... ok
[INFO] [stdout] test exponential_group::tests::overflow ... ok
[INFO] [stdout] test binary_group::tests::overflow ... ok
[INFO] [stdout] test binary_group::tests::three_little_groups ... ok
[INFO] [stdout] test binary_group::tests::one_big_group ... ok
[INFO] [stdout] test exponential_group::tests::three_groups ... ok
[INFO] [stdout] test exponential_group::tests::three_little_groups ... ok
[INFO] [stdout] test binary_group::tests::last_three_little_groups ... ok
[INFO] [stdout] test linear_group::tests::back_fused_iterator ... ok
[INFO] [stdout] test linear_group::tests::back_empty_slice ... ok
[INFO] [stdout] test exponential_group::tests::two_little_equal_groups ... ok
[INFO] [stdout] test exponential_group::tests::two_equal_groups ... ok
[INFO] [stdout] test linear_group::tests::back_one_little_group ... ok
[INFO] [stdout] test linear_group::tests::back_three_groups ... ok
[INFO] [stdout] test linear_group::tests::back_three_little_groups ... ok
[INFO] [stdout] test linear_group::tests::last_overflow ... ok
[INFO] [stdout] test linear_group::tests::last_three_groups ... ok
[INFO] [stdout] test linear_group::tests::one_big_group ... ok
[INFO] [stdout] test linear_group::tests::overflow ... ok
[INFO] [stdout] test binary_group::tests::two_equal_groups ... ok
[INFO] [stdout] test linear_group::tests::predicate_call_param_order ... ok
[INFO] [stdout] test linear_group::tests::rev_predicate_call_param_order ... ok
[INFO] [stdout] test binary_group::tests::last_three_groups ... ok
[INFO] [stdout] test linear_group::tests::last_three_little_groups ... ok
[INFO] [stdout] test linear_group::tests::fused_iterator ... ok
[INFO] [stdout] test linear_group::tests::double_ended_dont_cross ... ok
[INFO] [stdout] test binary_group::tests::last_overflow ... ok
[INFO] [stdout] test binary_group::tests::back_empty_slice ... ok
[INFO] [stdout] test linear_str_group::tests::str_rev_easy ... ok
[INFO] [stdout] test linear_str_group::tests::str_mut_easy ... ok
[INFO] [stdout] test linear_str_group::tests::str_mut_rev_easy ... ok
[INFO] [stdout] test linear_group::tests::three_little_groups ... ok
[INFO] [stdout] test linear_group::tests::three_groups ... ok
[INFO] [stdout] test linear_group::tests::two_equal_groups ... ok
[INFO] [stdout] test linear_group::tests::two_little_equal_groups ... ok
[INFO] [stdout] test linear_str_group::tests::str_rev_ascii_cjk ... ok
[INFO] [stdout] test linear_str_group::tests::str_ascii_cjk ... ok
[INFO] [stdout] test linear_str_group::tests::str_kanji ... ok
[INFO] [stdout] test linear_str_group::tests::str_easy ... ok
[INFO] [stdout] test binary_group::tests::back_one_little_group ... ok
[INFO] [stdout] test binary_group::tests::two_little_equal_groups ... ok
[INFO] [stdout] test exponential_group::tests::back_fused_iterator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests slice-group-by
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 51) ... ok
[INFO] [stdout] test src/lib.rs - exponential_search (line 203) ... ok
[INFO] [stdout] test src/lib.rs - exponential_search_by_key (line 284) ... ok
[INFO] [stdout] test src/lib.rs - exponential_search_by (line 237) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/lib.rs - (line 68) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ad72ef08125f0080ae0c28e33e55bb5f7a8baeb6b319b27e10d772de003c3de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad72ef08125f0080ae0c28e33e55bb5f7a8baeb6b319b27e10d772de003c3de4", kill_on_drop: false }`
[INFO] [stdout] ad72ef08125f0080ae0c28e33e55bb5f7a8baeb6b319b27e10d772de003c3de4