[INFO] fetching crate vecgenericindex 0.1.0...
[INFO] checking vecgenericindex-0.1.0 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] extracting crate vecgenericindex 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate vecgenericindex 0.1.0 on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vecgenericindex 0.1.0
[INFO] finished tweaking crates.io crate vecgenericindex 0.1.0
[INFO] tweaked toml for crates.io crate vecgenericindex 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e84ba674c688eea901e50677f839931c13ff61256cd446758c6a9fdc1a95fde5
[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" "e84ba674c688eea901e50677f839931c13ff61256cd446758c6a9fdc1a95fde5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e84ba674c688eea901e50677f839931c13ff61256cd446758c6a9fdc1a95fde5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e84ba674c688eea901e50677f839931c13ff61256cd446758c6a9fdc1a95fde5", kill_on_drop: false }`
[INFO] [stdout] e84ba674c688eea901e50677f839931c13ff61256cd446758c6a9fdc1a95fde5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0e4236f5b93db25cb11292f128481b5e25b6111e8931e12426d16350b8f0a27
[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" "e0e4236f5b93db25cb11292f128481b5e25b6111e8931e12426d16350b8f0a27", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking vecgenericindex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::collections::range`
[INFO] [stdout]   --> src/lib.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::collections::range::RangeArgument;
[INFO] [stdout]    |                       ^^^^^ could not find `range` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Drain`
[INFO] [stdout]   --> src/lib.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::vec::{Drain,Splice,DrainFilter};
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DerefMut`, `Deref`
[INFO] [stdout]   --> src/lib.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::ops::{Deref,DerefMut,Index,IndexMut};
[INFO] [stdout]    |                ^^^^^ ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::collections::range`
[INFO] [stdout]   --> src/lib.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::collections::range::RangeArgument;
[INFO] [stdout]    |                       ^^^^^ could not find `range` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vecgenericindex`
[INFO] [stdout] warning: unused import: `Drain`
[INFO] [stdout]   --> src/lib.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::vec::{Drain,Splice,DrainFilter};
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] warning: unused imports: `DerefMut`, `Deref`
[INFO] [stdout]   --> src/lib.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::ops::{Deref,DerefMut,Index,IndexMut};
[INFO] [stdout]    |                ^^^^^ ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e0e4236f5b93db25cb11292f128481b5e25b6111e8931e12426d16350b8f0a27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0e4236f5b93db25cb11292f128481b5e25b6111e8931e12426d16350b8f0a27", kill_on_drop: false }`
[INFO] [stdout] e0e4236f5b93db25cb11292f128481b5e25b6111e8931e12426d16350b8f0a27