[INFO] fetching crate util-cursor 0.1.0...
[INFO] testing util-cursor-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate util-cursor 0.1.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate util-cursor 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate util-cursor 0.1.0
[INFO] finished tweaking crates.io crate util-cursor 0.1.0
[INFO] tweaked toml for crates.io crate util-cursor 0.1.0 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eaa6b6a5ef7028a0f714a7554fe10adce3cc6c3303fe115d61fd17998680539f
[INFO] running `Command { std: "docker" "start" "-a" "eaa6b6a5ef7028a0f714a7554fe10adce3cc6c3303fe115d61fd17998680539f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eaa6b6a5ef7028a0f714a7554fe10adce3cc6c3303fe115d61fd17998680539f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaa6b6a5ef7028a0f714a7554fe10adce3cc6c3303fe115d61fd17998680539f", kill_on_drop: false }`
[INFO] [stdout] eaa6b6a5ef7028a0f714a7554fe10adce3cc6c3303fe115d61fd17998680539f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79c5f5b40932790774e36b3ca995236beddce69e4b76806c737e84b03f59b30a
[INFO] running `Command { std: "docker" "start" "-a" "79c5f5b40932790774e36b3ca995236beddce69e4b76806c737e84b03f59b30a", kill_on_drop: false }`
[INFO] [stderr]    Compiling util-cursor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "79c5f5b40932790774e36b3ca995236beddce69e4b76806c737e84b03f59b30a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79c5f5b40932790774e36b3ca995236beddce69e4b76806c737e84b03f59b30a", kill_on_drop: false }`
[INFO] [stdout] 79c5f5b40932790774e36b3ca995236beddce69e4b76806c737e84b03f59b30a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e48e5ec93ac91a69de00e22c2bf7cc6d82d88c12487946af38fdbf8dcceb5a4
[INFO] running `Command { std: "docker" "start" "-a" "3e48e5ec93ac91a69de00e22c2bf7cc6d82d88c12487946af38fdbf8dcceb5a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling util-cursor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "3e48e5ec93ac91a69de00e22c2bf7cc6d82d88c12487946af38fdbf8dcceb5a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e48e5ec93ac91a69de00e22c2bf7cc6d82d88c12487946af38fdbf8dcceb5a4", kill_on_drop: false }`
[INFO] [stdout] 3e48e5ec93ac91a69de00e22c2bf7cc6d82d88c12487946af38fdbf8dcceb5a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9dfc781b6bd87f702f41b1bca6764f8a3e6cb2ebcce99de2b9cf8e9c846bab2a
[INFO] running `Command { std: "docker" "start" "-a" "9dfc781b6bd87f702f41b1bca6764f8a3e6cb2ebcce99de2b9cf8e9c846bab2a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/util_cursor-5eed5458579e2953)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests util-cursor
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - Cursor<T>::new (line 55) ... ok
[INFO] [stdout] test src/lib.rs - Cursor<&'a[T]>::remaining_slice (line 17) ... ok
[INFO] [stdout] test src/lib.rs - Cursor<&'a[T]>::read_slice (line 34) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9dfc781b6bd87f702f41b1bca6764f8a3e6cb2ebcce99de2b9cf8e9c846bab2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dfc781b6bd87f702f41b1bca6764f8a3e6cb2ebcce99de2b9cf8e9c846bab2a", kill_on_drop: false }`
[INFO] [stdout] 9dfc781b6bd87f702f41b1bca6764f8a3e6cb2ebcce99de2b9cf8e9c846bab2a