[INFO] fetching crate tightness 1.0.1...
[INFO] testing tightness-1.0.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tightness 1.0.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate tightness 1.0.1
[INFO] finished tweaking crates.io crate tightness 1.0.1
[INFO] tweaked toml for crates.io crate tightness 1.0.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tightness 1.0.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5299d1e63447986493e0c37cb643560d7543af3959fdf3e1878e1243f9baf657
[INFO] running `Command { std: "docker" "start" "-a" "5299d1e63447986493e0c37cb643560d7543af3959fdf3e1878e1243f9baf657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5299d1e63447986493e0c37cb643560d7543af3959fdf3e1878e1243f9baf657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5299d1e63447986493e0c37cb643560d7543af3959fdf3e1878e1243f9baf657", kill_on_drop: false }`
[INFO] [stdout] 5299d1e63447986493e0c37cb643560d7543af3959fdf3e1878e1243f9baf657
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f924d3ac162eebce5c49902c1bf6ed808bc4582cc275a7488f8bce9ebf627978
[INFO] running `Command { std: "docker" "start" "-a" "f924d3ac162eebce5c49902c1bf6ed808bc4582cc275a7488f8bce9ebf627978", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tightness v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "f924d3ac162eebce5c49902c1bf6ed808bc4582cc275a7488f8bce9ebf627978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f924d3ac162eebce5c49902c1bf6ed808bc4582cc275a7488f8bce9ebf627978", kill_on_drop: false }`
[INFO] [stdout] f924d3ac162eebce5c49902c1bf6ed808bc4582cc275a7488f8bce9ebf627978
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae47df4c85b8f6a1209a2655a076f8daf731620d2e23e931704b0d23b8b2c27a
[INFO] running `Command { std: "docker" "start" "-a" "ae47df4c85b8f6a1209a2655a076f8daf731620d2e23e931704b0d23b8b2c27a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tightness v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "ae47df4c85b8f6a1209a2655a076f8daf731620d2e23e931704b0d23b8b2c27a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae47df4c85b8f6a1209a2655a076f8daf731620d2e23e931704b0d23b8b2c27a", kill_on_drop: false }`
[INFO] [stdout] ae47df4c85b8f6a1209a2655a076f8daf731620d2e23e931704b0d23b8b2c27a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 543fb1aef011bfa76fcc2a42b8d145e1bb1bcd788c5106195bdb4da5eb4da85e
[INFO] running `Command { std: "docker" "start" "-a" "543fb1aef011bfa76fcc2a42b8d145e1bb1bcd788c5106195bdb4da5eb4da85e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tightness-baa0827e728eea73)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test core::tests::constructing_with_failing_bounds_fails ... ok
[INFO] [stdout] test core::tests::mutating_with_passing_bounds_succeeds ... ok
[INFO] [stdout] test tests::convenient_operators_on_bounded_types ... ok
[INFO] [stdout] test tests::fallible_mutations_fail_on_invalid_final_values ... ok
[INFO] [stdout] test tests::fallible_mutations_succeed_on_valid_final_values ... ok
[INFO] [stdout] test tests::fallible_constructions_fail_on_invalid_input ... ok
[INFO] [stdout] test core::tests::constructing_with_passing_bounds_succeeds ... ok
[INFO] [stdout] test core::tests::mutating_with_failing_bounds_panics - should panic ... ok
[INFO] [stdout] test tests::invalid_bound_string_operation_panics - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tightness
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/core.rs - core::Bounded<T,B>::into_mutated (line 141) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/core.rs - core::Bounded (line 73) ... ok
[INFO] [stdout] test src/lib.rs - (line 85) ... ok
[INFO] [stdout] test src/core.rs - core::Bounded<T,B>::mutate (line 101) ... ok
[INFO] [stdout] test src/core.rs - core::Bounded<T,B>::new (line 85) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/lib.rs - bound (line 112) ... ok
[INFO] [stdout] test src/core.rs - core::Bounded<T,B>::mutate_or (line 117) ... ok
[INFO] [stdout] test src/core.rs - core::Bounded (line 57) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "543fb1aef011bfa76fcc2a42b8d145e1bb1bcd788c5106195bdb4da5eb4da85e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "543fb1aef011bfa76fcc2a42b8d145e1bb1bcd788c5106195bdb4da5eb4da85e", kill_on_drop: false }`
[INFO] [stdout] 543fb1aef011bfa76fcc2a42b8d145e1bb1bcd788c5106195bdb4da5eb4da85e
