[INFO] fetching crate doublepivot-quicksort 0.2.0...
[INFO] checking doublepivot-quicksort-0.2.0 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate doublepivot-quicksort 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate doublepivot-quicksort 0.2.0 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate doublepivot-quicksort 0.2.0
[INFO] finished tweaking crates.io crate doublepivot-quicksort 0.2.0
[INFO] tweaked toml for crates.io crate doublepivot-quicksort 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages
[INFO] [stderr]       Adding rand v0.3.23 (latest: v0.8.5)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b789d22f1751eb60c9b1d28b24e5c7d0695f21d9781517271c26bfbd6665c1b
[INFO] running `Command { std: "docker" "start" "-a" "5b789d22f1751eb60c9b1d28b24e5c7d0695f21d9781517271c26bfbd6665c1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b789d22f1751eb60c9b1d28b24e5c7d0695f21d9781517271c26bfbd6665c1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b789d22f1751eb60c9b1d28b24e5c7d0695f21d9781517271c26bfbd6665c1b", kill_on_drop: false }`
[INFO] [stdout] 5b789d22f1751eb60c9b1d28b24e5c7d0695f21d9781517271c26bfbd6665c1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e8a33a892904f2369c3c7d61d5b95fb9c01feb075989f72d481ffd211c6b439
[INFO] running `Command { std: "docker" "start" "-a" "9e8a33a892904f2369c3c7d61d5b95fb9c01feb075989f72d481ffd211c6b439", kill_on_drop: false }`
[INFO] [stderr]     Checking doublepivot-quicksort v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stdout] error[E0425]: cannot find value `vq` in this scope
[INFO] [stdout]    --> src/lib.rs:140:6
[INFO] [stdout]     |
[INFO] [stdout] 140 |         vq.sort();
[INFO] [stdout]     |         ^^ help: a local variable with a similar name exists: `v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:96:16
[INFO] [stdout]    |
[INFO] [stdout] 92 | extern crate rand;
[INFO] [stdout]    | ------------------ the item `rand` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 96 |     use rand::{self, Rng};
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `doublepivot-quicksort` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "9e8a33a892904f2369c3c7d61d5b95fb9c01feb075989f72d481ffd211c6b439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e8a33a892904f2369c3c7d61d5b95fb9c01feb075989f72d481ffd211c6b439", kill_on_drop: false }`
[INFO] [stdout] 9e8a33a892904f2369c3c7d61d5b95fb9c01feb075989f72d481ffd211c6b439
