[INFO] fetching crate reconverge-witness 0.7.0...
[INFO] testing reconverge-witness-0.7.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate reconverge-witness 0.7.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate reconverge-witness 0.7.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate reconverge-witness 0.7.0
[INFO] tweaked toml for crates.io crate reconverge-witness 0.7.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate reconverge-witness 0.7.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate reconverge-witness 0.7.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded reconverge-artifacts v0.7.0
[INFO] [stderr]   Downloaded reconverge-core v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3b2f7285bc6b720b8995856818ab405ebd98d3c7e88ab51c79c32d8375706f5f
[INFO] running `Command { std: "docker" "start" "3b2f7285bc6b720b8995856818ab405ebd98d3c7e88ab51c79c32d8375706f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b2f7285bc6b720b8995856818ab405ebd98d3c7e88ab51c79c32d8375706f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3b2f7285bc6b720b8995856818ab405ebd98d3c7e88ab51c79c32d8375706f5f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b2f7285bc6b720b8995856818ab405ebd98d3c7e88ab51c79c32d8375706f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3b2f7285bc6b720b8995856818ab405ebd98d3c7e88ab51c79c32d8375706f5f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling reconverge-core v0.7.0
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling reconverge-artifacts v0.7.0
[INFO] [stderr]    Compiling reconverge-witness v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.01s
[INFO] running `Command { std: "docker" "inspect" "3b2f7285bc6b720b8995856818ab405ebd98d3c7e88ab51c79c32d8375706f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3b2f7285bc6b720b8995856818ab405ebd98d3c7e88ab51c79c32d8375706f5f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling reconverge-witness v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "3b2f7285bc6b720b8995856818ab405ebd98d3c7e88ab51c79c32d8375706f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3b2f7285bc6b720b8995856818ab405ebd98d3c7e88ab51c79c32d8375706f5f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/reconverge_witness-e3a9ea8246ad883b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::diagram_groups_lanes_by_eight ... ok
[INFO] [stdout] test tests::diagram_prints_one_row_per_warp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/promotion_coverage.rs (/opt/rustwide/target/debug/deps/promotion_coverage-2b7df0370ee2d318)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test earlier_barriers_that_deadlock_the_block_stop_a_later_site ... ok
[INFO] [stdout] test an_unevaluable_guard_over_a_barrier_declines_the_later_site ... ok
[INFO] [stdout] test every_site_is_attempted_whatever_the_divergence_sources ... ok
[INFO] [stdout] test an_unevaluable_guard_upstream_does_not_suppress_a_later_site ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/replay.rs (/opt/rustwide/target/debug/deps/replay-ea6c90012cd925f4)
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test a_positional_lanemask_guard_is_witnessed ... ok
[INFO] [stdout] test a_uniform_collective_no_longer_aborts_the_multi_warp_replay ... ok
[INFO] [stdout] test a_narrowing_cast_truncates_rather_than_passing_the_value_through ... ok
[INFO] [stdout] test a_matching_partial_mask_is_reported_as_checked_not_unknown ... ok
[INFO] [stdout] test a_warp_split_between_a_collective_and_a_barrier_is_declined ... ok
[INFO] [stdout] test a_site_no_lane_reaches_is_reported_as_unreachable_not_unknown ... ok
[INFO] [stdout] test bitwise_not_evaluates_at_the_operand_width ... ok
[INFO] [stdout] test diamond_hiding_a_sync_point_is_not_skipped ... ok
[INFO] [stdout] test active_mask_stays_unevaluable ... ok
[INFO] [stdout] test intervening_convergent_barrier_is_released ... ok
[INFO] [stdout] test lane_id_wraps_per_warp_in_a_multi_warp_replay ... ok
[INFO] [stdout] test checked_arithmetic_never_fabricates_a_wrapped_value ... ok
[INFO] [stdout] test count_ones_declines_an_operand_wider_than_its_type ... ok
[INFO] [stdout] test guard_inside_a_loop_is_witnessed ... ok
[INFO] [stdout] test matching_partial_mask_produces_no_witness ... ok
[INFO] [stdout] test count_ones_evaluates_popcount_within_its_width ... ok
[INFO] [stdout] test deadlock_behind_an_upstream_barrier_still_witnesses_the_site ... ok
[INFO] [stdout] test the_lane_ordinal_idiom_replays ... ok
[INFO] [stdout] test multi_warp_replay_safe_launches_produce_no_findings ... ok
[INFO] [stdout] test rc002_mask_mismatch_replays_concretely ... ok
[INFO] [stdout] test uniform_arrival_produces_no_witness ... ok
[INFO] [stdout] test uniform_arrival_is_reported_as_uniform ... ok
[INFO] [stdout] test unknowable_diamond_before_the_site_is_skipped ... ok
[INFO] [stdout] test multi_warp_replay_differential_launch_matrix_warp_id ... ok
[INFO] [stdout] test not_feeding_popcount_does_not_fabricate_a_witness ... ok
[INFO] [stdout] test rc001_hang_replays_concretely ... ok
[INFO] [stdout] test thread_idx_y_is_zero_not_the_lane_id ... ok
[INFO] [stdout] test whole_warp_divergence_is_witnessed_at_the_declared_block ... ok
[INFO] [stdout] test unknown_branch_produces_no_witness ... ok
[INFO] [stdout] test warp_uniform_guard_upstream_does_not_ungate_the_site ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests reconverge_witness
[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" "3b2f7285bc6b720b8995856818ab405ebd98d3c7e88ab51c79c32d8375706f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b2f7285bc6b720b8995856818ab405ebd98d3c7e88ab51c79c32d8375706f5f", kill_on_drop: false }`
[INFO] [stdout] 3b2f7285bc6b720b8995856818ab405ebd98d3c7e88ab51c79c32d8375706f5f
