[INFO] fetching crate z3 0.11.0...
[INFO] testing z3-0.11.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate z3 0.11.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate z3 0.11.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate z3 0.11.0
[INFO] finished tweaking crates.io crate z3 0.11.0
[INFO] tweaked toml for crates.io crate z3 0.11.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38e424827bc89ffd44e5101254db0fdd4a2c07f7ad598b2d5c7482dca827d63b
[INFO] running `Command { std: "docker" "start" "-a" "38e424827bc89ffd44e5101254db0fdd4a2c07f7ad598b2d5c7482dca827d63b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38e424827bc89ffd44e5101254db0fdd4a2c07f7ad598b2d5c7482dca827d63b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38e424827bc89ffd44e5101254db0fdd4a2c07f7ad598b2d5c7482dca827d63b", kill_on_drop: false }`
[INFO] [stdout] 38e424827bc89ffd44e5101254db0fdd4a2c07f7ad598b2d5c7482dca827d63b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63802bf922263c4e9a925198a78c065a06dec996f2728d0baf3f8af802d462ca
[INFO] running `Command { std: "docker" "start" "-a" "63802bf922263c4e9a925198a78c065a06dec996f2728d0baf3f8af802d462ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling z3-sys v0.6.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling z3 v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `Command { std: "docker" "inspect" "63802bf922263c4e9a925198a78c065a06dec996f2728d0baf3f8af802d462ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63802bf922263c4e9a925198a78c065a06dec996f2728d0baf3f8af802d462ca", kill_on_drop: false }`
[INFO] [stdout] 63802bf922263c4e9a925198a78c065a06dec996f2728d0baf3f8af802d462ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25bcab7c09eab1ebeae8e308d54903ba0e62cc3bff7782ffcf34d369a18ba89a
[INFO] running `Command { std: "docker" "start" "-a" "25bcab7c09eab1ebeae8e308d54903ba0e62cc3bff7782ffcf34d369a18ba89a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling z3 v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/lib.rs:496:9
[INFO] [stdout]     |
[INFO] [stdout] 496 |     let mut fac = RecFuncDecl::new(&ctx, "fac", &[&Sort::int(&ctx)], &Sort::int(&ctx));
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/lib.rs:529:9
[INFO] [stdout]     |
[INFO] [stdout] 529 |     let mut fac = RecFuncDecl::new(&ctx, "fac", &[&Sort::int(&ctx)], &Sort::int(&ctx));
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.25s
[INFO] running `Command { std: "docker" "inspect" "25bcab7c09eab1ebeae8e308d54903ba0e62cc3bff7782ffcf34d369a18ba89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25bcab7c09eab1ebeae8e308d54903ba0e62cc3bff7782ffcf34d369a18ba89a", kill_on_drop: false }`
[INFO] [stdout] 25bcab7c09eab1ebeae8e308d54903ba0e62cc3bff7782ffcf34d369a18ba89a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 35d2657cedbbda2db303cec34895c0fe312c98a2c4efc2ee57f1d30756542871
[INFO] running `Command { std: "docker" "start" "-a" "35d2657cedbbda2db303cec34895c0fe312c98a2c4efc2ee57f1d30756542871", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/lib.rs:496:9
[INFO] [stderr]     |
[INFO] [stderr] 496 |     let mut fac = RecFuncDecl::new(&ctx, "fac", &[&Sort::int(&ctx)], &Sort::int(&ctx));
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/lib.rs:529:9
[INFO] [stderr]     |
[INFO] [stderr] 529 |     let mut fac = RecFuncDecl::new(&ctx, "fac", &[&Sort::int(&ctx)], &Sort::int(&ctx));
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/z3-be6255caa78bdf8e)
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-557b6a380fb14c09)
[INFO] [stdout] test model::test_unsat ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 63 tests
[INFO] [stdout] test test_ast_safe_eq ... ok
[INFO] [stdout] test test_params ... ok
[INFO] [stdout] test test_format ... ok
[INFO] [stdout] test test_goal_get_formulas ... ok
[INFO] [stdout] test test_goal_num_expr ... ok
[INFO] [stdout] test test_goal_reset ... ok
[INFO] [stdout] test test_model_translate ... ok
[INFO] [stdout] test test_goal_is_sat ... ok
[INFO] [stdout] test test_dynamic_as_set ... ok
[INFO] [stdout] test test_goal_get_precision ... ok
[INFO] [stdout] test test_ast_safe_decl ... ok
[INFO] [stdout] test test_arbitrary_size_int ... ok
[INFO] [stdout] test test_floating_point_bits ... ok
[INFO] [stdout] test function_ref_count ... ok
[INFO] [stdout] test test_probe_debug ... ok
[INFO] [stdout] test test_probe_le ... ok
[INFO] [stdout] test test_goal_is_inconsistent ... ok
[INFO] [stdout] test test_mutually_recursive_datatype ... ok
[INFO] [stdout] test test_probe_lt ... ok
[INFO] [stdout] test test_config ... ok
[INFO] [stdout] test test_goal_depth ... ok
[INFO] [stdout] test test_get_unsat_core ... ok
[INFO] [stdout] test test_optimize_unknown ... ok
[INFO] [stdout] test test_string_eq ... ok
[INFO] [stdout] test test_goal_apply_tactic ... ok
[INFO] [stdout] test test_arbitrary_size_real ... ok
[INFO] [stdout] test test_cloning_ast ... ok
[INFO] [stdout] test test_float_add ... ok
[INFO] [stdout] test test_recursive_datatype ... ok
[INFO] [stdout] test test_tactic_conditions ... ok
[INFO] [stdout] test test_goal_size ... ok
[INFO] [stdout] test get_model_without_check_does_not_exit ... ok
[INFO] [stdout] test test_issue_94 - should panic ... ok
[INFO] [stdout] test test_string_prefix ... ok
[INFO] [stdout] test test_ast_translate ... ok
[INFO] [stdout] test test_probe_gt ... ok
[INFO] [stdout] test test_rec_func_def_unsat ... ok
[INFO] [stdout] test test_substitution ... ok
[INFO] [stdout] test test_context ... ok
[INFO] [stdout] test test_set_membership ... ok
[INFO] [stdout] test test_array_store_select ... ok
[INFO] [stdout] test check_application_of_tactic_to_goal ... ok
[INFO] [stdout] test test_tactic_cond ... ok
[INFO] [stdout] test test_rec_func_def ... ok
[INFO] [stdout] test test_real_cmp ... ok
[INFO] [stdout] test test_probe_ne ... ok
[INFO] [stdout] test test_probe_gte ... ok
[INFO] [stdout] test test_bitvectors ... ok
[INFO] [stdout] test test_string_as_string ... ok
[INFO] [stdout] test test_tactic_skip ... ok
[INFO] [stdout] test test_pb_ops_model ... ok
[INFO] [stdout] test test_sorts_and_symbols ... ok
[INFO] [stdout] test test_string_suffix ... ok
[INFO] [stdout] test test_probe_names ... ok
[INFO] [stdout] test test_probe_eq ... ok
[INFO] [stdout] test test_solving_for_model ... ok
[INFO] [stdout] test test_datatype_builder ... ok
[INFO] [stdout] test test_tactic_and_then ... ok
[INFO] [stdout] test test_solver_translate ... ok
[INFO] [stdout] test test_solving ... ok
[INFO] [stdout] test test_tactic_or_else ... ok
[INFO] [stdout] test test_string_concat ... ok
[INFO] [stdout] test test_solver_unknown ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 63 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.84s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/objectives.rs (/opt/rustwide/target/debug/deps/objectives-20b7984b5bad6e2a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/ops.rs (/opt/rustwide/target/debug/deps/ops-dcd2e736633d51b8)
[INFO] [stdout] test test_optimize_assert_soft_and_get_objectives ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_ast_attributes ... ok
[INFO] [stdout] test test_ast_children ... ok
[INFO] [stdout] test test_func_decl_attributes ... ok
[INFO] [stdout] test test_bool_ops ... ok
[INFO] [stdout] test test_int_ops ... ok
[INFO] [stdout] test test_double_ops ... ok
[INFO] [stdout] test test_bv_ops ... ok
[INFO] [stdout] test test_float32_ops ... ok
[INFO] [stdout] test test_real_ops ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/semver_tests.rs (/opt/rustwide/target/debug/deps/semver_tests-6e0fb33ef9febf54)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests z3
[INFO] [stdout] test test_solve_simple_semver_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - Context (line 65) ... ok
[INFO] [stdout] test src/sort.rs - sort::Sort::is_array (line 181) ... ok
[INFO] [stdout] test src/sort.rs - sort::Sort::array_domain (line 203) ... ok
[INFO] [stdout] test src/sort.rs - sort::Sort::array_range (line 235) ... ok
[INFO] [stdout] test src/ast.rs - ast::forall_const (line 1663) ... ok
[INFO] [stdout] test src/func_decl.rs - func_decl::FuncDecl::arity (line 47) ... ok
[INFO] [stdout] test src/lib.rs - DatatypeBuilder (line 177) ... ok
[INFO] [stdout] test src/rec_func_decl.rs - rec_func_decl::RecFuncDecl::arity (line 97) ... ok
[INFO] [stdout] test src/rec_func_decl.rs - rec_func_decl::RecFuncDecl::add_def (line 45) ... ok
[INFO] [stdout] test src/ast.rs - ast::BV::from_int (line 1178) ... ok
[INFO] [stdout] test src/ast.rs - ast::Int::from_bv (line 765) ... ok
[INFO] [stdout] test src/sort.rs - sort::Sort::enumeration (line 79) ... ok
[INFO] [stdout] test src/ast.rs - ast::exists_const (line 1722) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "35d2657cedbbda2db303cec34895c0fe312c98a2c4efc2ee57f1d30756542871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35d2657cedbbda2db303cec34895c0fe312c98a2c4efc2ee57f1d30756542871", kill_on_drop: false }`
[INFO] [stdout] 35d2657cedbbda2db303cec34895c0fe312c98a2c4efc2ee57f1d30756542871