[INFO] cloning repository https://github.com/TheLudlows/RoaringBitmap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheLudlows/RoaringBitmap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheLudlows%2FRoaringBitmap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheLudlows%2FRoaringBitmap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c511e8f972d234c53713ee50d2d1c28c994b2301
[INFO] checking TheLudlows/RoaringBitmap against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheLudlows%2FRoaringBitmap" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheLudlows/RoaringBitmap on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TheLudlows/RoaringBitmap
[INFO] finished tweaking git repo https://github.com/TheLudlows/RoaringBitmap
[INFO] tweaked toml for git repo https://github.com/TheLudlows/RoaringBitmap written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/TheLudlows/RoaringBitmap already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", 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] 4951d40effcfc2221006b5f43c8c3df74d19ba7e08974f476785aac5bee377da
[INFO] running `Command { std: "docker" "start" "-a" "4951d40effcfc2221006b5f43c8c3df74d19ba7e08974f476785aac5bee377da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4951d40effcfc2221006b5f43c8c3df74d19ba7e08974f476785aac5bee377da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4951d40effcfc2221006b5f43c8c3df74d19ba7e08974f476785aac5bee377da", kill_on_drop: false }`
[INFO] [stdout] 4951d40effcfc2221006b5f43c8c3df74d19ba7e08974f476785aac5bee377da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8b72f65b805cbe4c261de45030d663f524f27376" "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] f97a513ff327cd05f3729025742c07386537eea6f6dfa3b7fbb1f4f6671e9a23
[INFO] running `Command { std: "docker" "start" "-a" "f97a513ff327cd05f3729025742c07386537eea6f6dfa3b7fbb1f4f6671e9a23", kill_on_drop: false }`
[INFO] [stderr]     Checking Roaring v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Debug`, `Formatter`
[INFO] [stdout]  --> src/bitmap/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Debug, Formatter};
[INFO] [stdout]   |                ^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Debug`, `Formatter`
[INFO] [stdout]  --> src/bitmap/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Debug, Formatter};
[INFO] [stdout]   |                ^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RLE`
[INFO] [stdout]   --> src/bitmap/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     RLE,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Roaring` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `roaring`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RLE`
[INFO] [stdout]   --> src/bitmap/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     RLE,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Roaring` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `roaring`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "f97a513ff327cd05f3729025742c07386537eea6f6dfa3b7fbb1f4f6671e9a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f97a513ff327cd05f3729025742c07386537eea6f6dfa3b7fbb1f4f6671e9a23", kill_on_drop: false }`
[INFO] [stdout] f97a513ff327cd05f3729025742c07386537eea6f6dfa3b7fbb1f4f6671e9a23