[INFO] fetching crate rangetree 0.1.2...
[INFO] testing rangetree-0.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rangetree 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rangetree 0.1.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47f3fdf2271d9ef25f778d0ab6d0beb9b4a5760b1fde38fb8e20cd72d605d387
[INFO] running `Command { std: "docker" "start" "-a" "47f3fdf2271d9ef25f778d0ab6d0beb9b4a5760b1fde38fb8e20cd72d605d387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47f3fdf2271d9ef25f778d0ab6d0beb9b4a5760b1fde38fb8e20cd72d605d387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47f3fdf2271d9ef25f778d0ab6d0beb9b4a5760b1fde38fb8e20cd72d605d387", kill_on_drop: false }`
[INFO] [stdout] 47f3fdf2271d9ef25f778d0ab6d0beb9b4a5760b1fde38fb8e20cd72d605d387
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8970312fc75762b97f296b26cbf4bd0d53312326dabdb8b346bcdfde76353d72
[INFO] running `Command { std: "docker" "start" "-a" "8970312fc75762b97f296b26cbf4bd0d53312326dabdb8b346bcdfde76353d72", kill_on_drop: false }`
[INFO] [stderr]    Compiling rangetree v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "8970312fc75762b97f296b26cbf4bd0d53312326dabdb8b346bcdfde76353d72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8970312fc75762b97f296b26cbf4bd0d53312326dabdb8b346bcdfde76353d72", kill_on_drop: false }`
[INFO] [stdout] 8970312fc75762b97f296b26cbf4bd0d53312326dabdb8b346bcdfde76353d72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 834dfa7d8d7b598f55acee2659ead6a128d9d3ea3a865b3f5d8b1368acc29eeb
[INFO] running `Command { std: "docker" "start" "-a" "834dfa7d8d7b598f55acee2659ead6a128d9d3ea3a865b3f5d8b1368acc29eeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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 test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "834dfa7d8d7b598f55acee2659ead6a128d9d3ea3a865b3f5d8b1368acc29eeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "834dfa7d8d7b598f55acee2659ead6a128d9d3ea3a865b3f5d8b1368acc29eeb", kill_on_drop: false }`
[INFO] [stdout] 834dfa7d8d7b598f55acee2659ead6a128d9d3ea3a865b3f5d8b1368acc29eeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a9bcb3401c50595bfa73248ea3492c30bb8fcd93cac59d6b3c025fb90f1e859
[INFO] running `Command { std: "docker" "start" "-a" "7a9bcb3401c50595bfa73248ea3492c30bb8fcd93cac59d6b3c025fb90f1e859", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/tests_rangetree.rs:65:23
[INFO] [stderr]    |
[INFO] [stderr] 65 |         assert!(r.has((i * 2)) == false);
[INFO] [stderr]    |                       ^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rangetree` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rangetree-262f4b8c693d1112)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_mempool::test_mempool ... ok
[INFO] [stdout] test test_rangetree::test_basic_take_release ... ok
[INFO] [stdout] test test_rangetree::test_retake ... ok
[INFO] [stdout] test test_rangetree::test_take_all ... ok
[INFO] [stderr]    Doc-tests rangetree
[INFO] [stdout] test test_rangetree::test_complex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7a9bcb3401c50595bfa73248ea3492c30bb8fcd93cac59d6b3c025fb90f1e859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a9bcb3401c50595bfa73248ea3492c30bb8fcd93cac59d6b3c025fb90f1e859", kill_on_drop: false }`
[INFO] [stdout] 7a9bcb3401c50595bfa73248ea3492c30bb8fcd93cac59d6b3c025fb90f1e859