[INFO] fetching crate positioned-io-preview 0.3.3...
[INFO] checking positioned-io-preview-0.3.3 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate positioned-io-preview 0.3.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate positioned-io-preview 0.3.3 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate positioned-io-preview 0.3.3
[INFO] finished tweaking crates.io crate positioned-io-preview 0.3.3
[INFO] tweaked toml for crates.io crate positioned-io-preview 0.3.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa1c2d35d0a61a55be5d9470c67ac7f8ee3c0e0359b332482af76f0e613a0cfb
[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" "fa1c2d35d0a61a55be5d9470c67ac7f8ee3c0e0359b332482af76f0e613a0cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa1c2d35d0a61a55be5d9470c67ac7f8ee3c0e0359b332482af76f0e613a0cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa1c2d35d0a61a55be5d9470c67ac7f8ee3c0e0359b332482af76f0e613a0cfb", kill_on_drop: false }`
[INFO] [stdout] fa1c2d35d0a61a55be5d9470c67ac7f8ee3c0e0359b332482af76f0e613a0cfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0d14ba06b013eb56f199cdb25d19d70f261a7c4b8bc9b67e34e6987a5b56188
[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" "b0d14ba06b013eb56f199cdb25d19d70f261a7c4b8bc9b67e34e6987a5b56188", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking positioned-io-preview v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.04s
[INFO] running `Command { std: "docker" "inspect" "b0d14ba06b013eb56f199cdb25d19d70f261a7c4b8bc9b67e34e6987a5b56188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0d14ba06b013eb56f199cdb25d19d70f261a7c4b8bc9b67e34e6987a5b56188", kill_on_drop: false }`
[INFO] [stdout] b0d14ba06b013eb56f199cdb25d19d70f261a7c4b8bc9b67e34e6987a5b56188