[INFO] cloning repository https://github.com/crazycarl/HuffmanEncoding
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/crazycarl/HuffmanEncoding" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrazycarl%2FHuffmanEncoding", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrazycarl%2FHuffmanEncoding'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9244b0497a7951b90fc6aa985703238ad0df018
[INFO] testing crazycarl/HuffmanEncoding against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrazycarl%2FHuffmanEncoding" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/crazycarl/HuffmanEncoding on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-13/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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d54b89d10006cdcace1e7950319e4617c787c538a4af875526fa3c5e13634c5d
[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" "d54b89d10006cdcace1e7950319e4617c787c538a4af875526fa3c5e13634c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d54b89d10006cdcace1e7950319e4617c787c538a4af875526fa3c5e13634c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d54b89d10006cdcace1e7950319e4617c787c538a4af875526fa3c5e13634c5d", kill_on_drop: false }`
[INFO] [stdout] d54b89d10006cdcace1e7950319e4617c787c538a4af875526fa3c5e13634c5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 80be66fc07292913284a5baf16590d1c875f58959375bf89c0dec957bc4667a7
[INFO] running `Command { std: "docker" "start" "-a" "80be66fc07292913284a5baf16590d1c875f58959375bf89c0dec957bc4667a7", 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 dev [unoptimized + debuginfo] target(s) in 5.99s
[INFO] running `Command { std: "docker" "inspect" "80be66fc07292913284a5baf16590d1c875f58959375bf89c0dec957bc4667a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80be66fc07292913284a5baf16590d1c875f58959375bf89c0dec957bc4667a7", kill_on_drop: false }`
[INFO] [stdout] 80be66fc07292913284a5baf16590d1c875f58959375bf89c0dec957bc4667a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca020aa669a06d968e8cf74e91eadb8f4ab7bcfbf99d2772f26795fee8091b08
[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" "ca020aa669a06d968e8cf74e91eadb8f4ab7bcfbf99d2772f26795fee8091b08", kill_on_drop: false }`
[INFO] [stderr]    Compiling huffman_encoding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "ca020aa669a06d968e8cf74e91eadb8f4ab7bcfbf99d2772f26795fee8091b08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca020aa669a06d968e8cf74e91eadb8f4ab7bcfbf99d2772f26795fee8091b08", kill_on_drop: false }`
[INFO] [stdout] ca020aa669a06d968e8cf74e91eadb8f4ab7bcfbf99d2772f26795fee8091b08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 950c04f0c26e3bb0fb21a2f10f57aec3c2dcbf55fcd66ca9127c39479f8ee25a
[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" "950c04f0c26e3bb0fb21a2f10f57aec3c2dcbf55fcd66ca9127c39479f8ee25a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/huffman_encoding-cc50e5da44d87ce3
[INFO] [stdout] running 41 tests
[INFO] [stdout] test encoding::tests::bit_banging::bit_read_one_bit ... ok
[INFO] [stdout] test encoding::tests::decoding::decode_auto_encoded ... ok
[INFO] [stdout] test encoding::tests::decoding::decode_several_of_two ... ok
[INFO] [stdout] test encoding::tests::decoding::decode_single_byte_spoon_fed ... ok
[INFO] [stdout] test encoding::tests::encoding::byte_encode_two_leaf ... ok
[INFO] [stdout] test encoding::tests::encoding::encode_several_of_single ... ok
[INFO] [stdout] test encoding::tests::encoding::encode_several_of_two ... ok
[INFO] [stdout] test encoding::tests::decoding::decode_single_eof_spoon_fed ... ok
[INFO] [stdout] test encoding::tests::encoding::encode_single ... ok
[INFO] [stdout] test encoding::tests::trees::build_empty_tree ... ok
[INFO] [stdout] test encoding::tests::trees::build_leaf_branch_tree ... ok
[INFO] [stdout] test encoding::tests::trees::build_single_leaf_tree ... ok
[INFO] [stdout] test encoding::tests::trees::build_two_leaf_biased_tree ... ok
[INFO] [stdout] test encoding::tests::trees::build_two_leaf_reversed_tree ... ok
[INFO] [stdout] test encoding::tests::trees::build_two_leaf_tree ... ok
[INFO] [stdout] test encoding::tests::trees::node_count ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::build_weighted_list ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::build_weighted_list_of_all_symbols_store_then_load ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::find_eof_singature_in_tree ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::get_weighted_list_top ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::load_fore_element_weigthed_list_from_storage ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::load_one_element_weigthed_list_from_storage ... 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_fore_element ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::store_weighted_list_one_element ... ok
[INFO] [stdout] test encoding::tests::weighted_lists::store_weighted_list_two_element ... ok
[INFO] [stdout] test encoding::tests::trees::build_full_tree ... ok
[INFO] [stdout] test encoding::tests::encoding::build_encoder_map ... 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::encoding::byte_encode_single_leaf ... ok
[INFO] [stdout] test encoding::tests::encoding::byte_encode_three_leaf ... ok
[INFO] [stdout] test encoding::tests::bit_banging::bit_write_one_byte ... ok
[INFO] [stdout] test encoding::tests::bit_banging::bit_write_two_byte ... ok
[INFO] [stdout] test encoding::tests::bit_banging::bit_read_one_byte ... ok
[INFO] [stdout] test encoding::tests::big_tests::fing_eof_signature ... ok
[INFO] [stdout] test encoding::tests::big_tests::big_decode_tree_build ... ok
[INFO] [stdout] test encoding::tests::big_tests::big_weighted_list_build ... ok
[INFO] [stdout] test encoding::tests::big_tests::big_encode_map_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" "950c04f0c26e3bb0fb21a2f10f57aec3c2dcbf55fcd66ca9127c39479f8ee25a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "950c04f0c26e3bb0fb21a2f10f57aec3c2dcbf55fcd66ca9127c39479f8ee25a", kill_on_drop: false }`
[INFO] [stdout] 950c04f0c26e3bb0fb21a2f10f57aec3c2dcbf55fcd66ca9127c39479f8ee25a