[INFO] fetching crate sensulator 0.5.0...
[INFO] testing sensulator-0.5.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sensulator 0.5.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate sensulator 0.5.0
[INFO] finished tweaking crates.io crate sensulator 0.5.0
[INFO] tweaked toml for crates.io crate sensulator 0.5.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sensulator 0.5.0 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] crate crates.io crate sensulator 0.5.0 already has a lockfile, it will not be regenerated
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4beece867e29a40d64563d6884255508b70c776ad4ce11859620ecd0381f4ca9
[INFO] running `Command { std: "docker" "start" "-a" "4beece867e29a40d64563d6884255508b70c776ad4ce11859620ecd0381f4ca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4beece867e29a40d64563d6884255508b70c776ad4ce11859620ecd0381f4ca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4beece867e29a40d64563d6884255508b70c776ad4ce11859620ecd0381f4ca9", kill_on_drop: false }`
[INFO] [stdout] 4beece867e29a40d64563d6884255508b70c776ad4ce11859620ecd0381f4ca9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3613d14531438069e123afb706850e0a964154f41101c467fd91f2a83dcb3223
[INFO] running `Command { std: "docker" "start" "-a" "3613d14531438069e123afb706850e0a964154f41101c467fd91f2a83dcb3223", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling sensulator v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand_distr::num_traits::Float`
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rand_distr::num_traits::Float;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:38:88
[INFO] [stdout]    |
[INFO] [stdout] 38 |   pub fn new(ctr_val: MeasureVal, abs_err_range: MeasureVal, rel_err: MeasureVal, rng: &mut T) -> Sensulator<T> {
[INFO] [stdout]    |                                                                                        ^^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                                                        |
[INFO] [stdout]    |                                                                                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 38 |   pub fn new(ctr_val: MeasureVal, abs_err_range: MeasureVal, rel_err: MeasureVal, rng: &mut T) -> Sensulator<'_, T> {
[INFO] [stdout]    |                                                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "3613d14531438069e123afb706850e0a964154f41101c467fd91f2a83dcb3223", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3613d14531438069e123afb706850e0a964154f41101c467fd91f2a83dcb3223", kill_on_drop: false }`
[INFO] [stdout] 3613d14531438069e123afb706850e0a964154f41101c467fd91f2a83dcb3223
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c09bd7195af2853b4e31a5038a4b37f2c35ff0a451d7cfffbb738e1600cc1de9
[INFO] running `Command { std: "docker" "start" "-a" "c09bd7195af2853b4e31a5038a4b37f2c35ff0a451d7cfffbb738e1600cc1de9", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling sensulator v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand_distr::num_traits::Float`
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rand_distr::num_traits::Float;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:38:88
[INFO] [stdout]    |
[INFO] [stdout] 38 |   pub fn new(ctr_val: MeasureVal, abs_err_range: MeasureVal, rel_err: MeasureVal, rng: &mut T) -> Sensulator<T> {
[INFO] [stdout]    |                                                                                        ^^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                                                        |
[INFO] [stdout]    |                                                                                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 38 |   pub fn new(ctr_val: MeasureVal, abs_err_range: MeasureVal, rel_err: MeasureVal, rng: &mut T) -> Sensulator<'_, T> {
[INFO] [stdout]    |                                                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:38:88
[INFO] [stdout]    |
[INFO] [stdout] 38 |   pub fn new(ctr_val: MeasureVal, abs_err_range: MeasureVal, rel_err: MeasureVal, rng: &mut T) -> Sensulator<T> {
[INFO] [stdout]    |                                                                                        ^^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                                                        |
[INFO] [stdout]    |                                                                                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 38 |   pub fn new(ctr_val: MeasureVal, abs_err_range: MeasureVal, rel_err: MeasureVal, rng: &mut T) -> Sensulator<'_, T> {
[INFO] [stdout]    |                                                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.38s
[INFO] running `Command { std: "docker" "inspect" "c09bd7195af2853b4e31a5038a4b37f2c35ff0a451d7cfffbb738e1600cc1de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c09bd7195af2853b4e31a5038a4b37f2c35ff0a451d7cfffbb738e1600cc1de9", kill_on_drop: false }`
[INFO] [stdout] c09bd7195af2853b4e31a5038a4b37f2c35ff0a451d7cfffbb738e1600cc1de9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c3aed18cf6ba50f7fe009e6fb8fd344af5319424f2b8527b4d0e2ee18e12f446
[INFO] running `Command { std: "docker" "start" "-a" "c3aed18cf6ba50f7fe009e6fb8fd344af5319424f2b8527b4d0e2ee18e12f446", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `rand_distr::num_traits::Float`
[INFO] [stderr]   --> src/lib.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use rand_distr::num_traits::Float;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:38:88
[INFO] [stderr]    |
[INFO] [stderr] 38 |   pub fn new(ctr_val: MeasureVal, abs_err_range: MeasureVal, rel_err: MeasureVal, rng: &mut T) -> Sensulator<T> {
[INFO] [stderr]    |                                                                                        ^^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                                                                                        |
[INFO] [stderr]    |                                                                                        the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 38 |   pub fn new(ctr_val: MeasureVal, abs_err_range: MeasureVal, rel_err: MeasureVal, rng: &mut T) -> Sensulator<'_, T> {
[INFO] [stderr]    |                                                                                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: `sensulator` (lib) generated 2 warnings (run `cargo fix --lib -p sensulator` to apply 1 suggestion)
[INFO] [stderr] warning: `sensulator` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sensulator-36c463200e8bdac7)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::edge_config_values ... ok
[INFO] [stdout] test tests::inf_ctr_value ... ok
[INFO] [stdout] test tests::boundary_config_values ... ok
[INFO] [stdout] test tests::ordinary_config_values ... ok
[INFO] [stdout] test tests::test_peek_matches_measure ... ok
[INFO] [stdout] test tests::abs_errors_infinite - should panic ... ok
[INFO] [stdout] test tests::ctr_val_infinite - should panic ... ok
[INFO] [stdout] test tests::abs_errors_nan - should panic ... ok
[INFO] [stdout] test tests::rel_errors_nan - should panic ... ok
[INFO] [stdout] test tests::rel_errors_infinite - should panic ... ok
[INFO] [stdout] test tests::ctr_val_nan - should panic ... ok
[INFO] [stdout] test tests::check_output_range ... ok
[INFO] [stderr]    Doc-tests sensulator
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[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" "c3aed18cf6ba50f7fe009e6fb8fd344af5319424f2b8527b4d0e2ee18e12f446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3aed18cf6ba50f7fe009e6fb8fd344af5319424f2b8527b4d0e2ee18e12f446", kill_on_drop: false }`
[INFO] [stdout] c3aed18cf6ba50f7fe009e6fb8fd344af5319424f2b8527b4d0e2ee18e12f446
