[INFO] fetching crate bisect 0.2.0... [INFO] testing bisect-0.2.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate bisect 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate bisect 0.2.0 [INFO] finished tweaking crates.io crate bisect 0.2.0 [INFO] tweaked toml for crates.io crate bisect 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate bisect 0.2.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 31 packages to latest compatible versions [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.48) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 012dfb3c27fb5cb08c2a7a9b670ea5157ee228f3a8540ef5c914dacecb13a0a9 [INFO] running `Command { std: "docker" "start" "-a" "012dfb3c27fb5cb08c2a7a9b670ea5157ee228f3a8540ef5c914dacecb13a0a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "012dfb3c27fb5cb08c2a7a9b670ea5157ee228f3a8540ef5c914dacecb13a0a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "012dfb3c27fb5cb08c2a7a9b670ea5157ee228f3a8540ef5c914dacecb13a0a9", kill_on_drop: false }` [INFO] [stdout] 012dfb3c27fb5cb08c2a7a9b670ea5157ee228f3a8540ef5c914dacecb13a0a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9f303f486e8babed817d49cc68eeddbb360edd573ce3e01a3e8ca794a9382b6 [INFO] running `Command { std: "docker" "start" "-a" "d9f303f486e8babed817d49cc68eeddbb360edd573ce3e01a3e8ca794a9382b6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling object v0.37.3 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Compiling gimli v0.32.3 [INFO] [stderr] Compiling adler2 v2.0.1 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling miniz_oxide v0.8.9 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling rustc-demangle v0.1.26 [INFO] [stderr] Compiling cfg-if v1.0.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling addr2line v0.25.1 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling backtrace v0.3.76 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling bisect v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | (mid..r.end) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 46 - (mid..r.end) [INFO] [stdout] 46 + mid..r.end [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | (r.start..mid) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 48 - (r.start..mid) [INFO] [stdout] 48 + r.start..mid [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.18s [INFO] running `Command { std: "docker" "inspect" "d9f303f486e8babed817d49cc68eeddbb360edd573ce3e01a3e8ca794a9382b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9f303f486e8babed817d49cc68eeddbb360edd573ce3e01a3e8ca794a9382b6", kill_on_drop: false }` [INFO] [stdout] d9f303f486e8babed817d49cc68eeddbb360edd573ce3e01a3e8ca794a9382b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c625789f878c000973b23f3614614ab749e5e7c58237f3c2d95158c72e8409f6 [INFO] running `Command { std: "docker" "start" "-a" "c625789f878c000973b23f3614614ab749e5e7c58237f3c2d95158c72e8409f6", kill_on_drop: false }` [INFO] [stderr] Compiling bisect v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | (mid..r.end) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 46 - (mid..r.end) [INFO] [stdout] 46 + mid..r.end [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | (r.start..mid) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 48 - (r.start..mid) [INFO] [stdout] 48 + r.start..mid [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.92s [INFO] running `Command { std: "docker" "inspect" "c625789f878c000973b23f3614614ab749e5e7c58237f3c2d95158c72e8409f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c625789f878c000973b23f3614614ab749e5e7c58237f3c2d95158c72e8409f6", kill_on_drop: false }` [INFO] [stdout] c625789f878c000973b23f3614614ab749e5e7c58237f3c2d95158c72e8409f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 015effd409a97ba89ce24e63bffa538748e52f4fa9f0a5c3757625be12538c7c [INFO] running `Command { std: "docker" "start" "-a" "015effd409a97ba89ce24e63bffa538748e52f4fa9f0a5c3757625be12538c7c", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:46:13 [INFO] [stderr] | [INFO] [stderr] 46 | (mid..r.end) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 46 - (mid..r.end) [INFO] [stderr] 46 + mid..r.end [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:48:13 [INFO] [stderr] | [INFO] [stderr] 48 | (r.start..mid) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 48 - (r.start..mid) [INFO] [stderr] 48 + r.start..mid [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `bisect` (bin "bisect" test) generated 2 warnings (run `cargo fix --bin "bisect" --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/bisect-619a6b9436491382) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test::bisects_ranges ... ok [INFO] [stdout] test test::bool_parses ... ok [INFO] [stdout] test test::bool_errors - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "015effd409a97ba89ce24e63bffa538748e52f4fa9f0a5c3757625be12538c7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "015effd409a97ba89ce24e63bffa538748e52f4fa9f0a5c3757625be12538c7c", kill_on_drop: false }` [INFO] [stdout] 015effd409a97ba89ce24e63bffa538748e52f4fa9f0a5c3757625be12538c7c