[INFO] fetching crate cshannon 0.1.1... [INFO] testing cshannon-0.1.1 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] extracting crate cshannon 0.1.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate cshannon 0.1.1 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 crates.io crate cshannon 0.1.1 [INFO] finished tweaking crates.io crate cshannon 0.1.1 [INFO] tweaked toml for crates.io crate cshannon 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate cshannon 0.1.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded test_bin v0.3.0 [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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] be14d0239b175926f6f3e5163e32c513c735947783f9f430ff2aa4f8da3ce6d9 [INFO] running `Command { std: "docker" "start" "-a" "be14d0239b175926f6f3e5163e32c513c735947783f9f430ff2aa4f8da3ce6d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be14d0239b175926f6f3e5163e32c513c735947783f9f430ff2aa4f8da3ce6d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be14d0239b175926f6f3e5163e32c513c735947783f9f430ff2aa4f8da3ce6d9", kill_on_drop: false }` [INFO] [stdout] be14d0239b175926f6f3e5163e32c513c735947783f9f430ff2aa4f8da3ce6d9 [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] af10fad1dcaf1ae696851a21e5f4b6aa1a4c4edab33cc3543299db2660ad1a11 [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" "af10fad1dcaf1ae696851a21e5f4b6aa1a4c4edab33cc3543299db2660ad1a11", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling anyhow v1.0.28 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling test_bin v0.3.0 [INFO] [stderr] Compiling bit-vec v0.6.1 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling owning_ref v0.4.1 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling regex v1.3.7 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling cshannon v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 36.96s [INFO] running `Command { std: "docker" "inspect" "af10fad1dcaf1ae696851a21e5f4b6aa1a4c4edab33cc3543299db2660ad1a11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af10fad1dcaf1ae696851a21e5f4b6aa1a4c4edab33cc3543299db2660ad1a11", kill_on_drop: false }` [INFO] [stdout] af10fad1dcaf1ae696851a21e5f4b6aa1a4c4edab33cc3543299db2660ad1a11 [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] 3a98f3e9644df6243c8016daad7764b0d05d77a10269f8e8f248b3f0f97b5f4f [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" "3a98f3e9644df6243c8016daad7764b0d05d77a10269f8e8f248b3f0f97b5f4f", kill_on_drop: false }` [INFO] [stderr] Compiling cshannon v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 9.11s [INFO] running `Command { std: "docker" "inspect" "3a98f3e9644df6243c8016daad7764b0d05d77a10269f8e8f248b3f0f97b5f4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a98f3e9644df6243c8016daad7764b0d05d77a10269f8e8f248b3f0f97b5f4f", kill_on_drop: false }` [INFO] [stdout] 3a98f3e9644df6243c8016daad7764b0d05d77a10269f8e8f248b3f0f97b5f4f [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] 5a48241a45a43f1c635e08ade5632c46b8244309d2616eb6215ed5d943bd1868 [INFO] running `Command { std: "docker" "start" "-a" "5a48241a45a43f1c635e08ade5632c46b8244309d2616eb6215ed5d943bd1868", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/cshannon-3d35fa571df5f18c [INFO] [stdout] [INFO] [stdout] running 77 tests [INFO] [stdout] test code::alphabet::tree_tests::empty ... ok [INFO] [stdout] test code::alphabet::pack_tests::roundtrip_single_letter ... ok [INFO] [stdout] test code::alphabet::pack_tests::roundtrip_large_letters ... ok [INFO] [stdout] test code::alphabet::tree_tests::leaf1 ... ok [INFO] [stdout] test code::alphabet::pack_tests::roundtrip_many_letters ... ok [INFO] [stdout] test code::alphabet::pack_tests::roundtrip_trivial ... ok [INFO] [stdout] test code::alphabet::tree_tests::leaf0 ... ok [INFO] [stdout] test code::letter::tests::incremental_build ... ok [INFO] [stdout] test code::alphabet::tree_tests::multi_byte_letter ... ok [INFO] [stdout] test code::letter::tests::empty ... ok [INFO] [stdout] test code::letter::tests::at ... ok [INFO] [stdout] test code::letter::tests::new_data_truncation ... ok [INFO] [stdout] test code::letter::tests::with_capacity ... ok [INFO] [stdout] test code::alphabet::tree_tests::multi_byte_shared ... ok [INFO] [stdout] test code::text::pack_tests::empty ... ok [INFO] [stdout] test code::letter::tests::incremental_build_extends_data ... ok [INFO] [stdout] test code::text::pack_tests::multiple_unaligned_letters ... ok [INFO] [stdout] test code::alphabet::pack_tests::roundtrip_different_lengths ... ok [INFO] [stdout] test code::alphabet::tree_tests::unshared_letters ... ok [INFO] [stdout] test code::text::pack_tests::multiple_aligned_letters ... ok [INFO] [stdout] test code::text::pack_tests::multiple_unaligned_short_letters ... ok [INFO] [stdout] test code::text::pack_tests::single_unaligned_short_letter ... ok [INFO] [stdout] test code::text::pack_tests::single_unaligned_long_letter ... ok [INFO] [stdout] test code::alphabet::pack_tests::roundtrip_unaligned_lengths ... ok [INFO] [stdout] test code::text::pack_tests::single_byte ... ok [INFO] [stdout] test code::text::pack_tests::zero_letter ... ok [INFO] [stdout] test code::text::parse_tests::complex_long_unaligned_shared_trailing_zeros ... ok [INFO] [stdout] test code::text::pack_tests::single_aligned_letter ... ok [INFO] [stdout] test code::alphabet::tree_tests::shared_letters ... ok [INFO] [stdout] test code::text::parse_tests::multi_byte_common_prefix ... ok [INFO] [stdout] test code::text::parse_tests::single_byte_common_prefix ... ok [INFO] [stdout] test code::text::parse_tests::trailing_data ... ok [INFO] [stdout] test encoding::balanced_tree::tests::empty ... ok [INFO] [stdout] test code::alphabet::pack_tests::roundtrip_byte_letters ... ok [INFO] [stdout] test benchmarks::bytes_fano ... ok [INFO] [stdout] test benchmarks::bytes_shannon ... ok [INFO] [stdout] test encoding::balanced_tree::tests::max_tokens_for_some_tree_height_then_one ... ok [INFO] [stdout] test benchmarks::bytes_huffman ... ok [INFO] [stdout] test code::text::parse_tests::short_unaligned_fit ... ok [INFO] [stdout] test encoding::fano::refinement_tests::large_left_heavy_input ... ok [INFO] [stdout] test code::text::parse_tests::short_unaligned_trailing_zeros ... ok [INFO] [stdout] test encoding::fano::refinement_tests::large_balanced_input ... ok [INFO] [stdout] test encoding::fano::refinement_tests::four_elems_closer_right ... ok [INFO] [stdout] test encoding::balanced_tree::tests::one_token ... ok [INFO] [stdout] test encoding::fano::refinement_tests::large_right_heavy_input ... ok [INFO] [stdout] test code::text::parse_tests::nonexistent_letter ... ok [INFO] [stdout] test encoding::balanced_tree::tests::max_tokens_for_some_tree_height ... ok [INFO] [stdout] test encoding::fano::refinement_tests::single_elem ... ok [INFO] [stdout] test code::text::parse_tests::incomplete ... ok [INFO] [stdout] test encoding::fano::refinement_tests::three_elems_larger_right ... ok [INFO] [stdout] test encoding::fano::tests::single_level ... ok [INFO] [stdout] test encoding::huffman::tests::empty ... ok [INFO] [stdout] test encoding::fano::refinement_tests::three_elems_split_at_value ... ok [INFO] [stdout] test encoding::huffman::tests::two_tokens ... ok [INFO] [stdout] test encoding::shannon::tests::basic ... ok [INFO] [stdout] test encoding::shannon::tests::short_diadic_fraction ... ok [INFO] [stdout] test encoding::fano::refinement_tests::three_elems_larger_left ... ok [INFO] [stdout] test model::tests::basic ... ok [INFO] [stdout] test tokens::bytes::tests::roundtrip ... ok [INFO] [stdout] test model::tests::with_frequencies ... ok [INFO] [stdout] test encoding::fano::refinement_tests::huge_right_heavy_input ... ok [INFO] [stdout] test tokens::roundtrip_with_len_tests::trailing_byte_data ... ok [INFO] [stdout] test tokens::roundtrip_with_len_tests::empty ... ok [INFO] [stdout] test tokens::graphemes::tests::roundtrip ... ok [INFO] [stdout] test tokens::roundtrip_with_len_tests::trailing_grapheme_data ... ok [INFO] [stdout] test tokens::words::tests::roundtrip ... ok [INFO] [stdout] test tokens::roundtrip_with_len_tests::non_empty ... ok [INFO] [stdout] test code::text::parse_tests::empty ... ok [INFO] [stdout] test code::text::parse_tests::single_byte_disjoint ... ok [INFO] [stdout] test encoding::fano::tests::two_level_balanced ... ok [INFO] [stdout] test encoding::huffman::tests::four_tokens_balanced_tree ... ok [INFO] [stdout] test encoding::huffman::tests::three_tokens_similar ... ok [INFO] [stdout] test encoding::huffman::tests::three_tokens_huge_first ... ok [INFO] [stdout] test benchmarks::bytes_balanced_tree ... ok [INFO] [stdout] test encoding::fano::refinement_tests::two_elems_to_terminals ... ok [INFO] [stdout] test encoding::fano::refinement_tests::two_elems_right_heavy ... ok [INFO] [stdout] test encoding::fano::refinement_tests::huge_left_heavy_input ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 77 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/cshannon-216143497034c3cb [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] [stderr] Running /opt/rustwide/target/debug/deps/roundtrip-3e301100e959fa82 [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] Success [INFO] [stdout] Success [INFO] [stdout] Success [INFO] [stdout] Success [INFO] [stdout] Success [INFO] [stdout] test words_shannon ... ok [INFO] [stdout] Success [INFO] [stdout] Success [INFO] [stdout] Success [INFO] [stdout] Success [INFO] [stdout] Success [INFO] [stdout] test bytes_shannon ... ok [INFO] [stdout] test words_balanced_tree ... ok [INFO] [stdout] Success [INFO] [stdout] Success [INFO] [stdout] test graphemes_huffman ... ok [INFO] [stdout] Success [INFO] [stdout] Success [INFO] [stdout] test bytes_fano ... ok [INFO] [stdout] Success [INFO] [stdout] Success [INFO] [stdout] test graphemes_fano ... ok [INFO] [stdout] Success [INFO] [stdout] Success [INFO] [stdout] Success [INFO] [stdout] test graphemes_shannon ... ok [INFO] [stdout] Success [INFO] [stdout] test bytes_balanced_tree ... ok [INFO] [stdout] Success [INFO] [stdout] test words_huffman ... ok [INFO] [stdout] Success [INFO] [stdout] test bytes_huffman ... ok [INFO] [stdout] Success [INFO] [stdout] test graphemes_balanced_tree ... ok [INFO] [stdout] Success [INFO] [stdout] test words_fano ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/text_test-d5aebd5ded6a8a7f [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests cshannon [INFO] [stdout] test roundtrip ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 34) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5a48241a45a43f1c635e08ade5632c46b8244309d2616eb6215ed5d943bd1868", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a48241a45a43f1c635e08ade5632c46b8244309d2616eb6215ed5d943bd1868", kill_on_drop: false }` [INFO] [stdout] 5a48241a45a43f1c635e08ade5632c46b8244309d2616eb6215ed5d943bd1868