[INFO] fetching crate readahead-iterator 0.1.1...
[INFO] testing readahead-iterator-0.1.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate readahead-iterator 0.1.1 into /workspace/builds/worker-114/source
[INFO] validating manifest of crates.io crate readahead-iterator 0.1.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-114/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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1fb77c9acd9a718d57333f9f471f5b53ce60c357d341857e64cf51e3e042dd6
[INFO] running `Command { std: "docker" "start" "-a" "a1fb77c9acd9a718d57333f9f471f5b53ce60c357d341857e64cf51e3e042dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1fb77c9acd9a718d57333f9f471f5b53ce60c357d341857e64cf51e3e042dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1fb77c9acd9a718d57333f9f471f5b53ce60c357d341857e64cf51e3e042dd6", kill_on_drop: false }`
[INFO] [stdout] a1fb77c9acd9a718d57333f9f471f5b53ce60c357d341857e64cf51e3e042dd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 094950d9f0a677cbcc32dee15f16a41d43c1f8cbafdb47063cfda9845208cffe
[INFO] running `Command { std: "docker" "start" "-a" "094950d9f0a677cbcc32dee15f16a41d43c1f8cbafdb47063cfda9845208cffe", 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 dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "094950d9f0a677cbcc32dee15f16a41d43c1f8cbafdb47063cfda9845208cffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "094950d9f0a677cbcc32dee15f16a41d43c1f8cbafdb47063cfda9845208cffe", kill_on_drop: false }`
[INFO] [stdout] 094950d9f0a677cbcc32dee15f16a41d43c1f8cbafdb47063cfda9845208cffe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af7531ea0b5a85ed7e9e38a13b9958b980d875eee70805a8890cd0d74f1302c5
[INFO] running `Command { std: "docker" "start" "-a" "af7531ea0b5a85ed7e9e38a13b9958b980d875eee70805a8890cd0d74f1302c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling readahead-iterator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "af7531ea0b5a85ed7e9e38a13b9958b980d875eee70805a8890cd0d74f1302c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af7531ea0b5a85ed7e9e38a13b9958b980d875eee70805a8890cd0d74f1302c5", kill_on_drop: false }`
[INFO] [stdout] af7531ea0b5a85ed7e9e38a13b9958b980d875eee70805a8890cd0d74f1302c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7733e14c9c58a9bb91ee816251ce0ef3e272cc8a21b88c3230fffd2179e8a193
[INFO] running `Command { std: "docker" "start" "-a" "7733e14c9c58a9bb91ee816251ce0ef3e272cc8a21b88c3230fffd2179e8a193", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/readahead_iterator-1f6d8523afeb2cd0)
[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-4293644ba64c833e)
[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 0.12s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests readahead-iterator
[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 0.85s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7733e14c9c58a9bb91ee816251ce0ef3e272cc8a21b88c3230fffd2179e8a193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7733e14c9c58a9bb91ee816251ce0ef3e272cc8a21b88c3230fffd2179e8a193", kill_on_drop: false }`
[INFO] [stdout] 7733e14c9c58a9bb91ee816251ce0ef3e272cc8a21b88c3230fffd2179e8a193