[INFO] updating cached repository https://github.com/crazycarl/HuffmanEncoding
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9244b0497a7951b90fc6aa985703238ad0df018
[INFO] testing crazycarl/HuffmanEncoding against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrazycarl%2FHuffmanEncoding" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/crazycarl/HuffmanEncoding on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/crazycarl/HuffmanEncoding
[INFO] finished tweaking git repo https://github.com/crazycarl/HuffmanEncoding
[INFO] tweaked toml for git repo https://github.com/crazycarl/HuffmanEncoding written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/crazycarl/HuffmanEncoding already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 2afc777d1fbff66ff229a3b5ab9126630a551a5770b6adc7bb879203261772cd
[INFO] running `Command { std: "docker" "start" "-a" "2afc777d1fbff66ff229a3b5ab9126630a551a5770b6adc7bb879203261772cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2afc777d1fbff66ff229a3b5ab9126630a551a5770b6adc7bb879203261772cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2afc777d1fbff66ff229a3b5ab9126630a551a5770b6adc7bb879203261772cd", kill_on_drop: false }`
[INFO] [stdout] 2afc777d1fbff66ff229a3b5ab9126630a551a5770b6adc7bb879203261772cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d3710745c2ada9e782c7edbd414193c1e8bb96e1fa38aa18740534d236eb0bd
[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" "3d3710745c2ada9e782c7edbd414193c1e8bb96e1fa38aa18740534d236eb0bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling huffman_encoding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "3d3710745c2ada9e782c7edbd414193c1e8bb96e1fa38aa18740534d236eb0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d3710745c2ada9e782c7edbd414193c1e8bb96e1fa38aa18740534d236eb0bd", kill_on_drop: false }`
[INFO] [stdout] 3d3710745c2ada9e782c7edbd414193c1e8bb96e1fa38aa18740534d236eb0bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 87cad63a4de1f450144e3e66a8ea1f8a6aa51d8ad8dd28f316f175fcab52a166
[INFO] running `Command { std: "docker" "start" "-a" "87cad63a4de1f450144e3e66a8ea1f8a6aa51d8ad8dd28f316f175fcab52a166", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling huffman_encoding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.71s
[INFO] running `Command { std: "docker" "inspect" "87cad63a4de1f450144e3e66a8ea1f8a6aa51d8ad8dd28f316f175fcab52a166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87cad63a4de1f450144e3e66a8ea1f8a6aa51d8ad8dd28f316f175fcab52a166", kill_on_drop: false }`
[INFO] [stdout] 87cad63a4de1f450144e3e66a8ea1f8a6aa51d8ad8dd28f316f175fcab52a166
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f82425e2c783069fa756207c940c80d00ce62485dfc32f5a53b958e26e257017
[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" "f82425e2c783069fa756207c940c80d00ce62485dfc32f5a53b958e26e257017", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/huffman_encoding-70a8f73b8f80a68f
[INFO] [stdout] 
[INFO] [stdout] running 41 tests
[INFO] [stdout] test encoding::tests::bit_banging::bit_read_one_bit ... ok
[INFO] [stdout] test encoding::tests::bit_banging::bit_read_one_byte ... ok
[INFO] [stdout] test encoding::tests::bit_banging::bit_read_two_byte ... ok
[INFO] [stdout] test encoding::tests::bit_banging::bit_write_one_bit ... ok
[INFO] [stdout] test encoding::tests::bit_banging::bit_write_two_byte ... ok
[INFO] [stdout] test encoding::tests::bit_banging::bit_write_one_byte ... ok
[INFO] [stdout] test encoding::tests::decoding::decode_several_of_two ... ok
[INFO] [stdout] test encoding::tests::decoding::decode_auto_encoded ... ok
[INFO] [stdout] test encoding::tests::encoding::byte_encode_single_leaf ... ok
[INFO] [stdout] test encoding::tests::encoding::build_encoder_map ... ok
[INFO] [stdout] test encoding::tests::decoding::decode_single_byte_spoon_fed ... ok
[INFO] [stdout] test encoding::tests::trees::build_leaf_branch_tree ... ok
[INFO] [stdout] test encoding::tests::decoding::decode_single_eof_spoon_fed ... ok
[INFO] [stdout] test encoding::tests::encoding::byte_encode_two_leaf ... ok
[INFO] [stdout] test encoding::tests::trees::build_full_tree ... ok
[INFO] [stdout] test encoding::tests::encoding::encode_single ... ok
[INFO] [stdout] test encoding::tests::encoding::encode_several_of_single ... ok
[INFO] [stdout] test encoding::tests::encoding::byte_encode_three_leaf ... ok
[INFO] [stdout] test encoding::tests::trees::build_two_leaf_biased_tree ... ok
[INFO] [stdout] test encoding::tests::trees::build_empty_tree ... ok
[INFO] [stdout] test encoding::tests::trees::node_count ... ok
[INFO] [stdout] test encoding::tests::trees::build_single_leaf_tree ... ok
[INFO] [stdout] test encoding::tests::trees::build_two_leaf_tree ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::build_weighted_list ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::load_one_element_weigthed_list_from_storage ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::get_weighted_list_top ... ok
[INFO] [stdout] test encoding::tests::encoding::encode_several_of_two ... ok
[INFO] [stdout] test encoding::tests::trees::build_two_leaf_reversed_tree ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::find_eof_singature_in_tree ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::load_fore_element_weigthed_list_from_storage ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::store_weighted_list_one_element ... ok
[INFO] [stdout] test encoding::tests::big_tests::big_decode_tree_build ... ok
[INFO] [stdout] test encoding::tests::big_tests::big_encode_map_build ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::store_weighted_list_fore_element ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::load_two_element_weigthed_list_from_storage ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::store_weighted_list_two_element ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::build_weighted_list_of_all_symbols_store_then_load ... ok
[INFO] [stdout] test encoding::tests::big_tests::fing_eof_signature ... ok
[INFO] [stdout] test encoding::tests::big_tests::big_weighted_list_build ... ok
[INFO] [stdout] test encoding::tests::big_tests::big_encode_full_test ... ok
[INFO] [stdout] test encoding::tests::big_tests::big_decode_all ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 41 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f82425e2c783069fa756207c940c80d00ce62485dfc32f5a53b958e26e257017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f82425e2c783069fa756207c940c80d00ce62485dfc32f5a53b958e26e257017", kill_on_drop: false }`
[INFO] [stdout] f82425e2c783069fa756207c940c80d00ce62485dfc32f5a53b958e26e257017