[INFO] fetching crate readahead-iterator 0.1.1...
[INFO] testing readahead-iterator-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate readahead-iterator 0.1.1 into /workspace/builds/worker-45/source
[INFO] validating manifest of crates.io crate readahead-iterator 0.1.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate readahead-iterator 0.1.1
[INFO] finished tweaking crates.io crate readahead-iterator 0.1.1
[INFO] tweaked toml for crates.io crate readahead-iterator 0.1.1 written to /workspace/builds/worker-45/source/Cargo.toml
[INFO] crate crates.io crate readahead-iterator 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--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-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa06e72d1acf1b4367db19678940e04e510a14fa33b563e9d8f756bb85f6b941
[INFO] running `Command { std: "docker" "start" "-a" "aa06e72d1acf1b4367db19678940e04e510a14fa33b563e9d8f756bb85f6b941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa06e72d1acf1b4367db19678940e04e510a14fa33b563e9d8f756bb85f6b941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa06e72d1acf1b4367db19678940e04e510a14fa33b563e9d8f756bb85f6b941", kill_on_drop: false }`
[INFO] [stdout] aa06e72d1acf1b4367db19678940e04e510a14fa33b563e9d8f756bb85f6b941
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a7a56df6813270865b59721286e837dc103fafe6140063c8898f0ccb873e0f5
[INFO] running `Command { std: "docker" "start" "-a" "2a7a56df6813270865b59721286e837dc103fafe6140063c8898f0ccb873e0f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling readahead-iterator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "2a7a56df6813270865b59721286e837dc103fafe6140063c8898f0ccb873e0f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a7a56df6813270865b59721286e837dc103fafe6140063c8898f0ccb873e0f5", kill_on_drop: false }`
[INFO] [stdout] 2a7a56df6813270865b59721286e837dc103fafe6140063c8898f0ccb873e0f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c7948b433901ebb9aa7ade944fb9c2e4978c07c8efac66e747439746901a5e2
[INFO] running `Command { std: "docker" "start" "-a" "5c7948b433901ebb9aa7ade944fb9c2e4978c07c8efac66e747439746901a5e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling readahead-iterator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "5c7948b433901ebb9aa7ade944fb9c2e4978c07c8efac66e747439746901a5e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c7948b433901ebb9aa7ade944fb9c2e4978c07c8efac66e747439746901a5e2", kill_on_drop: false }`
[INFO] [stdout] 5c7948b433901ebb9aa7ade944fb9c2e4978c07c8efac66e747439746901a5e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d2a75dcde6c7a88bf6e274fb2e61c4da513a1a593c27741e7175200975d43ae
[INFO] running `Command { std: "docker" "start" "-a" "8d2a75dcde6c7a88bf6e274fb2e61c4da513a1a593c27741e7175200975d43ae", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/readahead_iterator-7a95a1739eeedfea)
[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]      Running tests/iterate.rs (/opt/rustwide/target/debug/deps/iterate-93fc1a66f4fce0ab)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test read_past_end ... ok
[INFO] [stderr]    Doc-tests readahead-iterator
[INFO] [stdout] test iterate_integers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Readahead<T>::new (line 78) ... ok
[INFO] [stdout] test src/lib.rs - IntoReadahead (line 128) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8d2a75dcde6c7a88bf6e274fb2e61c4da513a1a593c27741e7175200975d43ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d2a75dcde6c7a88bf6e274fb2e61c4da513a1a593c27741e7175200975d43ae", kill_on_drop: false }`
[INFO] [stdout] 8d2a75dcde6c7a88bf6e274fb2e61c4da513a1a593c27741e7175200975d43ae