[INFO] fetching crate rangetree 0.1.2...
[INFO] checking rangetree-0.1.2 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] extracting crate rangetree 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rangetree 0.1.2 on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rangetree 0.1.2
[INFO] finished tweaking crates.io crate rangetree 0.1.2
[INFO] tweaked toml for crates.io crate rangetree 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9b908d94d7d5b77f704ddaee76dc2388303215687ee128044700ace15320ea8
[INFO] running `Command { std: "docker" "start" "-a" "f9b908d94d7d5b77f704ddaee76dc2388303215687ee128044700ace15320ea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9b908d94d7d5b77f704ddaee76dc2388303215687ee128044700ace15320ea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9b908d94d7d5b77f704ddaee76dc2388303215687ee128044700ace15320ea8", kill_on_drop: false }`
[INFO] [stdout] f9b908d94d7d5b77f704ddaee76dc2388303215687ee128044700ace15320ea8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f18531fa8e4b28a455c7deb434c7cd087bc919e2af15a2337f4ca24e2035ae5
[INFO] running `Command { std: "docker" "start" "-a" "1f18531fa8e4b28a455c7deb434c7cd087bc919e2af15a2337f4ca24e2035ae5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rangetree v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/tests_rangetree.rs:65:23
[INFO] [stdout]    |
[INFO] [stdout] 65 |         assert!(r.has((i * 2)) == false);
[INFO] [stdout]    |                       ^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "1f18531fa8e4b28a455c7deb434c7cd087bc919e2af15a2337f4ca24e2035ae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f18531fa8e4b28a455c7deb434c7cd087bc919e2af15a2337f4ca24e2035ae5", kill_on_drop: false }`
[INFO] [stdout] 1f18531fa8e4b28a455c7deb434c7cd087bc919e2af15a2337f4ca24e2035ae5