[INFO] crate rustproof-libsmt 0.1.0 is already in cache
[INFO] checking rustproof-libsmt-0.1.0 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate rustproof-libsmt 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rustproof-libsmt 0.1.0 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rustproof-libsmt 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rustproof-libsmt 0.1.0
[INFO] tweaked toml for crates.io crate rustproof-libsmt 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7e7bbc24704fb89063eeef0d7bf3d2da7067b1e260cefffdb325afda907c2179
[INFO] running `"docker" "start" "-a" "7e7bbc24704fb89063eeef0d7bf3d2da7067b1e260cefffdb325afda907c2179"`
[INFO] [stderr]     Checking petgraph v0.2.10
[INFO] [stderr]     Checking rustproof-libsmt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: type `QF_BV_Sorts` should have an upper camel case name
[INFO] [stderr]   --> src/logics/qf_bv.rs:11:25
[INFO] [stderr]    |
[INFO] [stderr] 11 | define_sorts_for_logic!(QF_BV_Sorts,
[INFO] [stderr]    |                         ^^^^^^^^^^^ help: convert the identifier to upper camel case: `QfBvSorts`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_BV_Fn` should have an upper camel case name
[INFO] [stderr]   --> src/logics/qf_bv.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 | define_fns_for_logic!(QF_BV_Fn,
[INFO] [stderr]    |                       ^^^^^^^^ help: convert the identifier to upper camel case: `QfBvFn`
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_BV` should have an upper camel case name
[INFO] [stderr]   --> src/logics/qf_bv.rs:21:15
[INFO] [stderr]    |
[INFO] [stderr] 21 | define_logic!(QF_BV,
[INFO] [stderr]    |               ^^^^^ help: convert the identifier to upper camel case: `QfBv`
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_AUFBV_Sorts` should have an upper camel case name
[INFO] [stderr]  --> src/logics/qf_aufbv.rs:6:25
[INFO] [stderr]   |
[INFO] [stderr] 6 | define_sorts_for_logic!(QF_AUFBV_Sorts,
[INFO] [stderr]   |                         ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `QfAufbvSorts`
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_AUFBV_Fn` should have an upper camel case name
[INFO] [stderr]   --> src/logics/qf_aufbv.rs:12:23
[INFO] [stderr]    |
[INFO] [stderr] 12 | define_fns_for_logic!(QF_AUFBV_Fn,
[INFO] [stderr]    |                       ^^^^^^^^^^^ help: convert the identifier to upper camel case: `QfAufbvFn`
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_AUFBV` should have an upper camel case name
[INFO] [stderr]   --> src/logics/qf_aufbv.rs:18:15
[INFO] [stderr]    |
[INFO] [stderr] 18 | define_logic!(QF_AUFBV,
[INFO] [stderr]    |               ^^^^^^^^ help: convert the identifier to upper camel case: `QfAufbv`
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_ABV_Sorts` should have an upper camel case name
[INFO] [stderr]  --> src/logics/qf_abv.rs:6:25
[INFO] [stderr]   |
[INFO] [stderr] 6 | define_sorts_for_logic!(QF_ABV_Sorts,
[INFO] [stderr]   |                         ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `QfAbvSorts`
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_ABV_Fn` should have an upper camel case name
[INFO] [stderr]   --> src/logics/qf_abv.rs:12:23
[INFO] [stderr]    |
[INFO] [stderr] 12 | define_fns_for_logic!(QF_ABV_Fn,
[INFO] [stderr]    |                       ^^^^^^^^^ help: convert the identifier to upper camel case: `QfAbvFn`
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_ABV` should have an upper camel case name
[INFO] [stderr]   --> src/logics/qf_abv.rs:18:15
[INFO] [stderr]    |
[INFO] [stderr] 18 | define_logic!(QF_ABV,
[INFO] [stderr]    |               ^^^^^^ help: convert the identifier to upper camel case: `QfAbv`
[INFO] [stderr] 
[INFO] [stderr] warning: type `LIA_Sorts` should have an upper camel case name
[INFO] [stderr]   --> src/logics/lia.rs:10:25
[INFO] [stderr]    |
[INFO] [stderr] 10 | define_sorts_for_logic!(LIA_Sorts,
[INFO] [stderr]    |                         ^^^^^^^^^ help: convert the identifier to upper camel case: `LiaSorts`
[INFO] [stderr] 
[INFO] [stderr] warning: type `LIA_Fn` should have an upper camel case name
[INFO] [stderr]   --> src/logics/lia.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 | define_fns_for_logic!(LIA_Fn,
[INFO] [stderr]    |                       ^^^^^^ help: convert the identifier to upper camel case: `LiaFn`
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_BV_Sorts` should have an upper camel case name
[INFO] [stderr]   --> src/logics/qf_bv.rs:11:25
[INFO] [stderr]    |
[INFO] [stderr] 11 | define_sorts_for_logic!(QF_BV_Sorts,
[INFO] [stderr]    |                         ^^^^^^^^^^^ help: convert the identifier to upper camel case: `QfBvSorts`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_BV_Fn` should have an upper camel case name
[INFO] [stderr]   --> src/logics/qf_bv.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 | define_fns_for_logic!(QF_BV_Fn,
[INFO] [stderr]    |                       ^^^^^^^^ help: convert the identifier to upper camel case: `QfBvFn`
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_BV` should have an upper camel case name
[INFO] [stderr]   --> src/logics/qf_bv.rs:21:15
[INFO] [stderr]    |
[INFO] [stderr] 21 | define_logic!(QF_BV,
[INFO] [stderr]    |               ^^^^^ help: convert the identifier to upper camel case: `QfBv`
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_AUFBV_Sorts` should have an upper camel case name
[INFO] [stderr]  --> src/logics/qf_aufbv.rs:6:25
[INFO] [stderr]   |
[INFO] [stderr] 6 | define_sorts_for_logic!(QF_AUFBV_Sorts,
[INFO] [stderr]   |                         ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `QfAufbvSorts`
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_AUFBV_Fn` should have an upper camel case name
[INFO] [stderr]   --> src/logics/qf_aufbv.rs:12:23
[INFO] [stderr]    |
[INFO] [stderr] 12 | define_fns_for_logic!(QF_AUFBV_Fn,
[INFO] [stderr]    |                       ^^^^^^^^^^^ help: convert the identifier to upper camel case: `QfAufbvFn`
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_AUFBV` should have an upper camel case name
[INFO] [stderr]   --> src/logics/qf_aufbv.rs:18:15
[INFO] [stderr]    |
[INFO] [stderr] 18 | define_logic!(QF_AUFBV,
[INFO] [stderr]    |               ^^^^^^^^ help: convert the identifier to upper camel case: `QfAufbv`
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_ABV_Sorts` should have an upper camel case name
[INFO] [stderr]  --> src/logics/qf_abv.rs:6:25
[INFO] [stderr]   |
[INFO] [stderr] 6 | define_sorts_for_logic!(QF_ABV_Sorts,
[INFO] [stderr]   |                         ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `QfAbvSorts`
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_ABV_Fn` should have an upper camel case name
[INFO] [stderr]   --> src/logics/qf_abv.rs:12:23
[INFO] [stderr]    |
[INFO] [stderr] 12 | define_fns_for_logic!(QF_ABV_Fn,
[INFO] [stderr]    |                       ^^^^^^^^^ help: convert the identifier to upper camel case: `QfAbvFn`
[INFO] [stderr] 
[INFO] [stderr] warning: type `QF_ABV` should have an upper camel case name
[INFO] [stderr]   --> src/logics/qf_abv.rs:18:15
[INFO] [stderr]    |
[INFO] [stderr] 18 | define_logic!(QF_ABV,
[INFO] [stderr]    |               ^^^^^^ help: convert the identifier to upper camel case: `QfAbv`
[INFO] [stderr] 
[INFO] [stderr] warning: type `LIA_Sorts` should have an upper camel case name
[INFO] [stderr]   --> src/logics/lia.rs:10:25
[INFO] [stderr]    |
[INFO] [stderr] 10 | define_sorts_for_logic!(LIA_Sorts,
[INFO] [stderr]    |                         ^^^^^^^^^ help: convert the identifier to upper camel case: `LiaSorts`
[INFO] [stderr] 
[INFO] [stderr] warning: type `LIA_Fn` should have an upper camel case name
[INFO] [stderr]   --> src/logics/lia.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 | define_fns_for_logic!(LIA_Fn,
[INFO] [stderr]    |                       ^^^^^^ help: convert the identifier to upper camel case: `LiaFn`
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stderr]   --> src/backends/z3.rs:70:29
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let result = solver.solve(&mut z3).unwrap();
[INFO] [stderr]    |                             ^^^^^ ------- supplied 1 argument
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             expected 2 arguments
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/backends/backend.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn solve<S: SMTProc>(&mut self, &mut S, bool) -> (SMTResult<HashMap<Self::Idx, u64>>, SMTRes);
[INFO] [stderr]    |     ---------------------------------------------------------------------------------------------- defined here
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `unwrap` found for tuple `(std::result::Result<std::collections::HashMap<petgraph::graph::NodeIndex, u64>, backends::backend::SMTError>, backends::backend::SMTRes)` in the current scope
[INFO] [stderr]   --> src/backends/z3.rs:70:44
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let result = solver.solve(&mut z3).unwrap();
[INFO] [stderr]    |                                            ^^^^^^ method not found in `(std::result::Result<std::collections::HashMap<petgraph::graph::NodeIndex, u64>, backends::backend::SMTError>, backends::backend::SMTRes)`
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stderr]   --> src/backends/z3.rs:86:29
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let result = solver.solve(&mut z3).unwrap();
[INFO] [stderr]    |                             ^^^^^ ------- supplied 1 argument
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             expected 2 arguments
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/backends/backend.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn solve<S: SMTProc>(&mut self, &mut S, bool) -> (SMTResult<HashMap<Self::Idx, u64>>, SMTRes);
[INFO] [stderr]    |     ---------------------------------------------------------------------------------------------- defined here
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `unwrap` found for tuple `(std::result::Result<std::collections::HashMap<petgraph::graph::NodeIndex, u64>, backends::backend::SMTError>, backends::backend::SMTRes)` in the current scope
[INFO] [stderr]   --> src/backends/z3.rs:86:44
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let result = solver.solve(&mut z3).unwrap();
[INFO] [stderr]    |                                            ^^^^^^ method not found in `(std::result::Result<std::collections::HashMap<petgraph::graph::NodeIndex, u64>, backends::backend::SMTError>, backends::backend::SMTRes)`
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stderr]   --> src/backends/z3.rs:99:29
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let result = solver.solve(&mut z3).unwrap();
[INFO] [stderr]    |                             ^^^^^ ------- supplied 1 argument
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             expected 2 arguments
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/backends/backend.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn solve<S: SMTProc>(&mut self, &mut S, bool) -> (SMTResult<HashMap<Self::Idx, u64>>, SMTRes);
[INFO] [stderr]    |     ---------------------------------------------------------------------------------------------- defined here
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `unwrap` found for tuple `(std::result::Result<std::collections::HashMap<petgraph::graph::NodeIndex, u64>, backends::backend::SMTError>, backends::backend::SMTRes)` in the current scope
[INFO] [stderr]   --> src/backends/z3.rs:99:44
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let result = solver.solve(&mut z3).unwrap();
[INFO] [stderr]    |                                            ^^^^^^ method not found in `(std::result::Result<std::collections::HashMap<petgraph::graph::NodeIndex, u64>, backends::backend::SMTError>, backends::backend::SMTRes)`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/backends/smtlib2.rs:257:13
[INFO] [stderr]     |
[INFO] [stderr] 257 |         let mut result = HashMap::new();
[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] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `rustproof-libsmt`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/backends/smtlib2.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 207 |         smt_proc.write(format!("(set-logic {})\n", logic));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/backends/smtlib2.rs:241:13
[INFO] [stderr]     |
[INFO] [stderr] 241 |             smt_proc.write(w);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/backends/smtlib2.rs:244:9
[INFO] [stderr]     |
[INFO] [stderr] 244 |         smt_proc.write("(check-sat)\n".to_owned());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/backends/smtlib2.rs:262:17
[INFO] [stderr]     |
[INFO] [stderr] 262 |                 smt_proc.write("(get-model)\n".to_owned());
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7e7bbc24704fb89063eeef0d7bf3d2da7067b1e260cefffdb325afda907c2179"`
[INFO] running `"docker" "rm" "-f" "7e7bbc24704fb89063eeef0d7bf3d2da7067b1e260cefffdb325afda907c2179"`
[INFO] [stdout] 7e7bbc24704fb89063eeef0d7bf3d2da7067b1e260cefffdb325afda907c2179
