[INFO] fetching crate read-byte-slice 0.1.2...
[INFO] testing read-byte-slice-0.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate read-byte-slice 0.1.2 into /workspace/builds/worker-116/source
[INFO] validating manifest of crates.io crate read-byte-slice 0.1.2 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 read-byte-slice 0.1.2
[INFO] finished tweaking crates.io crate read-byte-slice 0.1.2
[INFO] tweaked toml for crates.io crate read-byte-slice 0.1.2 written to /workspace/builds/worker-116/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-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] 4cc65595fcb59036008f269db02990bfac4d4d9679813c84a3fedd5278a58eae
[INFO] running `Command { std: "docker" "start" "-a" "4cc65595fcb59036008f269db02990bfac4d4d9679813c84a3fedd5278a58eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cc65595fcb59036008f269db02990bfac4d4d9679813c84a3fedd5278a58eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cc65595fcb59036008f269db02990bfac4d4d9679813c84a3fedd5278a58eae", kill_on_drop: false }`
[INFO] [stdout] 4cc65595fcb59036008f269db02990bfac4d4d9679813c84a3fedd5278a58eae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] d8988560f6268051b06db67aa67ffafa6fc3ab0574794edf928689204acb051a
[INFO] running `Command { std: "docker" "start" "-a" "d8988560f6268051b06db67aa67ffafa6fc3ab0574794edf928689204acb051a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling read-byte-slice v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "d8988560f6268051b06db67aa67ffafa6fc3ab0574794edf928689204acb051a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8988560f6268051b06db67aa67ffafa6fc3ab0574794edf928689204acb051a", kill_on_drop: false }`
[INFO] [stdout] d8988560f6268051b06db67aa67ffafa6fc3ab0574794edf928689204acb051a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] ec94b7b8604fc91910475cecd60cddd921a6f1c4bb335256f5f93e114014e910
[INFO] running `Command { std: "docker" "start" "-a" "ec94b7b8604fc91910475cecd60cddd921a6f1c4bb335256f5f93e114014e910", kill_on_drop: false }`
[INFO] [stderr]    Compiling read-byte-slice v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "ec94b7b8604fc91910475cecd60cddd921a6f1c4bb335256f5f93e114014e910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec94b7b8604fc91910475cecd60cddd921a6f1c4bb335256f5f93e114014e910", kill_on_drop: false }`
[INFO] [stdout] ec94b7b8604fc91910475cecd60cddd921a6f1c4bb335256f5f93e114014e910
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] d36d61591948a452711fea14a52f519a3d5a95403baf737e137b6c2eb4bfba40
[INFO] running `Command { std: "docker" "start" "-a" "d36d61591948a452711fea14a52f519a3d5a95403baf737e137b6c2eb4bfba40", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/read_byte_slice-59037362185f1b8b)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_non_even ... ok
[INFO] [stdout] test tests::test_simple ... ok
[INFO] [stdout] test tests::test_chunks_larger_than_bufread_default_buffer ... ok
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test README.md - Example (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests read-byte-slice
[INFO] [stdout] test tests::readme_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.72s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d36d61591948a452711fea14a52f519a3d5a95403baf737e137b6c2eb4bfba40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d36d61591948a452711fea14a52f519a3d5a95403baf737e137b6c2eb4bfba40", kill_on_drop: false }`
[INFO] [stdout] d36d61591948a452711fea14a52f519a3d5a95403baf737e137b6c2eb4bfba40