[INFO] fetching crate readahead-iterator 0.1.1...
[INFO] testing readahead-iterator-0.1.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate readahead-iterator 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate readahead-iterator 0.1.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-2/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5602e8b69a15c689842e91be55ee6d4dee5ce09509f6c5ae8702128e11a449a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b5602e8b69a15c689842e91be55ee6d4dee5ce09509f6c5ae8702128e11a449a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5602e8b69a15c689842e91be55ee6d4dee5ce09509f6c5ae8702128e11a449a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5602e8b69a15c689842e91be55ee6d4dee5ce09509f6c5ae8702128e11a449a", kill_on_drop: false }`
[INFO] [stdout] b5602e8b69a15c689842e91be55ee6d4dee5ce09509f6c5ae8702128e11a449a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b603d87fdf39d844b21d8bf8f6a11f96c05b63146b17debfd44d1a9a46324ba3
[INFO] running `Command { std: "docker" "start" "-a" "b603d87fdf39d844b21d8bf8f6a11f96c05b63146b17debfd44d1a9a46324ba3", kill_on_drop: false }`
[INFO] [stderr]    Compiling readahead-iterator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "b603d87fdf39d844b21d8bf8f6a11f96c05b63146b17debfd44d1a9a46324ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b603d87fdf39d844b21d8bf8f6a11f96c05b63146b17debfd44d1a9a46324ba3", kill_on_drop: false }`
[INFO] [stdout] b603d87fdf39d844b21d8bf8f6a11f96c05b63146b17debfd44d1a9a46324ba3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9fd58812f7a92d753da053690ac0eb41cfe6d98b6f3bc79b39c13cefe9ed141c
[INFO] running `Command { std: "docker" "start" "-a" "9fd58812f7a92d753da053690ac0eb41cfe6d98b6f3bc79b39c13cefe9ed141c", kill_on_drop: false }`
[INFO] [stderr]    Compiling readahead-iterator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "9fd58812f7a92d753da053690ac0eb41cfe6d98b6f3bc79b39c13cefe9ed141c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fd58812f7a92d753da053690ac0eb41cfe6d98b6f3bc79b39c13cefe9ed141c", kill_on_drop: false }`
[INFO] [stdout] 9fd58812f7a92d753da053690ac0eb41cfe6d98b6f3bc79b39c13cefe9ed141c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fbf4aa407eb42ec734302db8ca5c4adff3fc9dc31a665df193af3ddb6d416b91
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fbf4aa407eb42ec734302db8ca5c4adff3fc9dc31a665df193af3ddb6d416b91", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/readahead_iterator-4f51888c6a9c2e56)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/iterate.rs (/opt/rustwide/target/debug/deps/iterate-2c7058c505989d58)
[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] [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 - (line 31) ... ok
[INFO] [stdout] test src/lib.rs - IntoReadahead (line 128) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fbf4aa407eb42ec734302db8ca5c4adff3fc9dc31a665df193af3ddb6d416b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbf4aa407eb42ec734302db8ca5c4adff3fc9dc31a665df193af3ddb6d416b91", kill_on_drop: false }`
[INFO] [stdout] fbf4aa407eb42ec734302db8ca5c4adff3fc9dc31a665df193af3ddb6d416b91