[INFO] fetching crate readahead-iterator 0.1.1...
[INFO] testing readahead-iterator-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate readahead-iterator 0.1.1 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate readahead-iterator 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-75/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-2021-09-08" "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-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f09f5da1a2c20379ea0b2fde554d5966a1d8b95123b24e48bc5769527623f4bc
[INFO] running `Command { std: "docker" "start" "-a" "f09f5da1a2c20379ea0b2fde554d5966a1d8b95123b24e48bc5769527623f4bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f09f5da1a2c20379ea0b2fde554d5966a1d8b95123b24e48bc5769527623f4bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f09f5da1a2c20379ea0b2fde554d5966a1d8b95123b24e48bc5769527623f4bc", kill_on_drop: false }`
[INFO] [stdout] f09f5da1a2c20379ea0b2fde554d5966a1d8b95123b24e48bc5769527623f4bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d51a166f767549d8e236cfabdcbfff9864fb341ae15581bbdc3a44011e36edf
[INFO] running `Command { std: "docker" "start" "-a" "1d51a166f767549d8e236cfabdcbfff9864fb341ae15581bbdc3a44011e36edf", kill_on_drop: false }`
[INFO] [stderr]    Compiling readahead-iterator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "1d51a166f767549d8e236cfabdcbfff9864fb341ae15581bbdc3a44011e36edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d51a166f767549d8e236cfabdcbfff9864fb341ae15581bbdc3a44011e36edf", kill_on_drop: false }`
[INFO] [stdout] 1d51a166f767549d8e236cfabdcbfff9864fb341ae15581bbdc3a44011e36edf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea54e1043c3ced5c9ecde4e4e9f97f5c5928a073f9ef078cd42c7baf87a3cf1e
[INFO] running `Command { std: "docker" "start" "-a" "ea54e1043c3ced5c9ecde4e4e9f97f5c5928a073f9ef078cd42c7baf87a3cf1e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling readahead-iterator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "ea54e1043c3ced5c9ecde4e4e9f97f5c5928a073f9ef078cd42c7baf87a3cf1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea54e1043c3ced5c9ecde4e4e9f97f5c5928a073f9ef078cd42c7baf87a3cf1e", kill_on_drop: false }`
[INFO] [stdout] ea54e1043c3ced5c9ecde4e4e9f97f5c5928a073f9ef078cd42c7baf87a3cf1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed0dc839ed83edec9fe63cff95242fa1294278ae8b4dc8c91b14ec7365d146e5
[INFO] running `Command { std: "docker" "start" "-a" "ed0dc839ed83edec9fe63cff95242fa1294278ae8b4dc8c91b14ec7365d146e5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/readahead_iterator-7a95a1739eeedfea)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/iterate.rs (/opt/rustwide/target/debug/deps/iterate-93fc1a66f4fce0ab)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test read_past_end ... ok
[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 0.11s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests readahead-iterator
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - IntoReadahead (line 128) ... ok
[INFO] [stdout] test src/lib.rs - Readahead<T>::new (line 78) ... 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 0.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ed0dc839ed83edec9fe63cff95242fa1294278ae8b4dc8c91b14ec7365d146e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed0dc839ed83edec9fe63cff95242fa1294278ae8b4dc8c91b14ec7365d146e5", kill_on_drop: false }`
[INFO] [stdout] ed0dc839ed83edec9fe63cff95242fa1294278ae8b4dc8c91b14ec7365d146e5