[INFO] fetching crate condow_core 0.8.1...
[INFO] testing condow_core-0.8.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate condow_core 0.8.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate condow_core 0.8.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate condow_core 0.8.1
[INFO] finished tweaking crates.io crate condow_core 0.8.1
[INFO] tweaked toml for crates.io crate condow_core 0.8.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c37b1965eae837103f365f1ddceafa98318f9be99a8e339a0fc8b7ff9fb5d16f
[INFO] running `Command { std: "docker" "start" "-a" "c37b1965eae837103f365f1ddceafa98318f9be99a8e339a0fc8b7ff9fb5d16f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c37b1965eae837103f365f1ddceafa98318f9be99a8e339a0fc8b7ff9fb5d16f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c37b1965eae837103f365f1ddceafa98318f9be99a8e339a0fc8b7ff9fb5d16f", kill_on_drop: false }`
[INFO] [stdout] c37b1965eae837103f365f1ddceafa98318f9be99a8e339a0fc8b7ff9fb5d16f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0c8e69c68025ce08c91cd48364e6c4bf3e614bb326bc5c1368dffb2c874c620
[INFO] running `Command { std: "docker" "start" "-a" "e0c8e69c68025ce08c91cd48364e6c4bf3e614bb326bc5c1368dffb2c874c620", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling condow_core v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.24s
[INFO] running `Command { std: "docker" "inspect" "e0c8e69c68025ce08c91cd48364e6c4bf3e614bb326bc5c1368dffb2c874c620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0c8e69c68025ce08c91cd48364e6c4bf3e614bb326bc5c1368dffb2c874c620", kill_on_drop: false }`
[INFO] [stdout] e0c8e69c68025ce08c91cd48364e6c4bf3e614bb326bc5c1368dffb2c874c620
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fd676d214b1af47dd17e974335a8b56f1c6907419b2a59434c7a9fd0abdb56d
[INFO] running `Command { std: "docker" "start" "-a" "3fd676d214b1af47dd17e974335a8b56f1c6907419b2a59434c7a9fd0abdb56d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling condow_core v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.95s
[INFO] running `Command { std: "docker" "inspect" "3fd676d214b1af47dd17e974335a8b56f1c6907419b2a59434c7a9fd0abdb56d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd676d214b1af47dd17e974335a8b56f1c6907419b2a59434c7a9fd0abdb56d", kill_on_drop: false }`
[INFO] [stdout] 3fd676d214b1af47dd17e974335a8b56f1c6907419b2a59434c7a9fd0abdb56d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4751703eb5d4b85fac02c6e8b8ed0a221257c3d1310df4fc19013a2b87defe3
[INFO] running `Command { std: "docker" "start" "-a" "b4751703eb5d4b85fac02c6e8b8ed0a221257c3d1310df4fc19013a2b87defe3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/condow_core-12ffe02dbb6f38aa)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test machinery::range_stream::test_calc_num_parts ... ok
[INFO] [stdout] test download_range::range_to_inclusive ... ok
[INFO] [stdout] test download_range::range_to ... ok
[INFO] [stdout] test download_range::range_full ... ok
[INFO] [stdout] test download_range::range_from ... ok
[INFO] [stdout] test machinery::tests::from_0_to_inclusive_range_equal_size_than_part_size ... ok
[INFO] [stdout] test download_range::range ... ok
[INFO] [stdout] test download_range::range_inclusive ... ok
[INFO] [stdout] test machinery::downloaders::tests::from_0_to_inclusive_range_larger_than_part_size ... ok
[INFO] [stdout] test machinery::tests::from_0_to_inclusive_range_smaller_than_part_size ... ok
[INFO] [stdout] test machinery::tests::from_0_to_inclusive_range_larger_than_part_size ... ok
[INFO] [stdout] test streams::part_stream::tests::check_iter_one_part_one_chunk ... ok
[INFO] [stdout] test streams::part_stream::tests::check_iter_two_parts_one_chunk ... ok
[INFO] [stdout] test condow_tests::blob::check_simple_reporter ... ok
[INFO] [stdout] test test_utils::check_chunk_stream_variable_chunk_size ... ok
[INFO] [stdout] test streams::part_stream::tests::check_iter_one_part_two_chunks ... ok
[INFO] [stdout] test test_utils::check_chunk_stream_fixed_chunk_size ... ok
[INFO] [stdout] test streams::part_stream::tests::check_iter_multiple ... ok
[INFO] [stdout] test streams::part_stream::tests::into_vec::with_exact_hint ... ok
[INFO] [stdout] test streams::part_stream::tests::into_vec::with_at_max_hint ... ok
[INFO] [stdout] test streams::chunk_stream::tests::check ... ok
[INFO] [stdout] test machinery::range_stream::test_n_parts_vs_stream_count ... ok
[INFO] [stdout] test condow_tests::range::closed::from_to::start_after_0::from_to_exclusive ... ok
[INFO] [stdout] test condow_tests::range::closed::from_to::start_after_0::from_to_inclusive ... ok
[INFO] [stdout] test condow_tests::blob::download_complete_blob_with_reporter ... ok
[INFO] [stdout] test condow_tests::range::closed::to_inclusive ... ok
[INFO] [stdout] test condow_tests::range::open::from_always_get_size ... ok
[INFO] [stdout] test condow_tests::range::open::from_when_required_get_size ... ok
[INFO] [stdout] test condow_tests::range::closed::to_exclusive ... ok
[INFO] [stdout] test condow_tests::range::closed::from_to::start_at_0::from_0_to_exclusive ... ok
[INFO] [stdout] test condow_tests::range::closed::from_to::start_at_0::from_0_to_inclusive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.24s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests condow_core
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/config.rs - config::Kilo (line 317) ... ok
[INFO] [stdout] test src/config.rs - config::Mega (line 334) ... ok
[INFO] [stdout] test src/config.rs - config::PartSizeBytes (line 128) ... ok
[INFO] [stdout] test src/download_range.rs - download_range::DownloadRange (line 248) ... ok
[INFO] [stdout] test src/config.rs - config::Kibi (line 368) ... ok
[INFO] [stdout] test src/config.rs - config::Gibi (line 401) ... ok
[INFO] [stdout] test src/config.rs - config::Mebi (line 385) ... ok
[INFO] [stdout] test src/download_range.rs - download_range::DownloadRange (line 272) ... ok
[INFO] [stdout] test src/download_range.rs - download_range::DownloadRange (line 242) ... ok
[INFO] [stdout] test src/download_range.rs - download_range::DownloadRange (line 266) ... ok
[INFO] [stdout] test src/config.rs - config::Giga (line 351) ... ok
[INFO] [stdout] test src/download_range.rs - download_range::DownloadRange (line 236) ... ok
[INFO] [stdout] test src/download_range.rs - download_range::DownloadRange (line 254) ... ok
[INFO] [stdout] test src/download_range.rs - download_range::DownloadRange (line 260) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.92s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b4751703eb5d4b85fac02c6e8b8ed0a221257c3d1310df4fc19013a2b87defe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4751703eb5d4b85fac02c6e8b8ed0a221257c3d1310df4fc19013a2b87defe3", kill_on_drop: false }`
[INFO] [stdout] b4751703eb5d4b85fac02c6e8b8ed0a221257c3d1310df4fc19013a2b87defe3