[INFO] fetching crate streams-orderednogaps 0.1.1...
[INFO] checking streams-orderednogaps-0.1.1 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate streams-orderednogaps 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate streams-orderednogaps 0.1.1 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate streams-orderednogaps 0.1.1
[INFO] finished tweaking crates.io crate streams-orderednogaps 0.1.1
[INFO] tweaked toml for crates.io crate streams-orderednogaps 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7a430d0a4a0448b5b015caa2b7f7ba4e9842d0cf44ad8e99a01d21a5d47a5cd
[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" "f7a430d0a4a0448b5b015caa2b7f7ba4e9842d0cf44ad8e99a01d21a5d47a5cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7a430d0a4a0448b5b015caa2b7f7ba4e9842d0cf44ad8e99a01d21a5d47a5cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a430d0a4a0448b5b015caa2b7f7ba4e9842d0cf44ad8e99a01d21a5d47a5cd", kill_on_drop: false }`
[INFO] [stdout] f7a430d0a4a0448b5b015caa2b7f7ba4e9842d0cf44ad8e99a01d21a5d47a5cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--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] a7bd8b905d0b07e1640077c26d7d5cac655eaf2818c7f9eaf1c835fabda2ed28
[INFO] running `Command { std: "docker" "start" "-a" "a7bd8b905d0b07e1640077c26d7d5cac655eaf2818c7f9eaf1c835fabda2ed28", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking streams-orderednogaps v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let stream: Box<Stream<Item=u8, Error=()>> = Box::new(stream::iter_ok(ns.into_iter()));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item=u8, Error=()>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.51s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a7bd8b905d0b07e1640077c26d7d5cac655eaf2818c7f9eaf1c835fabda2ed28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7bd8b905d0b07e1640077c26d7d5cac655eaf2818c7f9eaf1c835fabda2ed28", kill_on_drop: false }`
[INFO] [stdout] a7bd8b905d0b07e1640077c26d7d5cac655eaf2818c7f9eaf1c835fabda2ed28