[INFO] fetching crate rhai 0.13.0...
[INFO] checking rhai-0.13.0 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] extracting crate rhai 0.13.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rhai 0.13.0 on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rhai 0.13.0
[INFO] finished tweaking crates.io crate rhai 0.13.0
[INFO] tweaked toml for crates.io crate rhai 0.13.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate rhai 0.13.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+d7b51666469c792a8a3f40849607739bae1e705e" "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] a2cb66cbea2bccf514d3477330f8cd0373e96eecc1c257f72129a9a8a3527f90
[INFO] running `"docker" "start" "-a" "a2cb66cbea2bccf514d3477330f8cd0373e96eecc1c257f72129a9a8a3527f90"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking rhai v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `collections::HashMap`
[INFO] [stderr]   --> src/api.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     collections::HashMap,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `collections::HashMap`
[INFO] [stderr]   --> src/api.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     collections::HashMap,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CorePackage`
[INFO] [stderr]  --> src/engine.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::packages::{CorePackage, Package, PackageLibrary, StandardPackage};
[INFO] [stderr]   |                       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]   --> src/engine.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     sync::Arc,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CorePackage`
[INFO] [stderr]  --> src/engine.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::packages::{CorePackage, Package, PackageLibrary, StandardPackage};
[INFO] [stderr]   |                       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]   --> src/engine.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     sync::Arc,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]   --> src/optimize.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     sync::Arc,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]  --> src/packages/mod.rs:5:76
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::stdlib::{any::TypeId, boxed::Box, collections::HashMap, rc::Rc, sync::Arc};
[INFO] [stderr]   |                                                                            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `reg_unary_mut`
[INFO] [stderr]  --> src/packages/iter_basic.rs:1:38
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::{reg_binary, reg_trinary, reg_unary_mut, PackageStore};
[INFO] [stderr]   |                                      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Union`
[INFO] [stderr]  --> src/packages/iter_basic.rs:3:27
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::any::{Dynamic, Union, Variant};
[INFO] [stderr]   |                           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Array`, `Map`
[INFO] [stderr]  --> src/packages/iter_basic.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::engine::{Array, Map};
[INFO] [stderr]   |                     ^^^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::math_basic::MAX_INT`
[INFO] [stderr]  --> src/packages/time_basic.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::math_basic::MAX_INT;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::parser::INT`
[INFO] [stderr]  --> src/packages/time_basic.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::parser::INT;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::result::EvalAltResult`
[INFO] [stderr]  --> src/packages/time_basic.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::result::EvalAltResult;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::token::Position`
[INFO] [stderr]  --> src/packages/time_basic.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::token::Position;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `String`
[INFO] [stderr]   --> src/packages/utils.rs:12:14
[INFO] [stderr]    |
[INFO] [stderr] 12 |     string::{String, ToString},
[INFO] [stderr]    |              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]   --> src/parser.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     sync::Arc,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]   --> src/optimize.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     sync::Arc,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]  --> src/packages/mod.rs:5:76
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::stdlib::{any::TypeId, boxed::Box, collections::HashMap, rc::Rc, sync::Arc};
[INFO] [stderr]   |                                                                            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `reg_unary_mut`
[INFO] [stderr]  --> src/packages/iter_basic.rs:1:38
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::{reg_binary, reg_trinary, reg_unary_mut, PackageStore};
[INFO] [stderr]   |                                      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Union`
[INFO] [stderr]  --> src/packages/iter_basic.rs:3:27
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::any::{Dynamic, Union, Variant};
[INFO] [stderr]   |                           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Array`, `Map`
[INFO] [stderr]  --> src/packages/iter_basic.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::engine::{Array, Map};
[INFO] [stderr]   |                     ^^^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::math_basic::MAX_INT`
[INFO] [stderr]  --> src/packages/time_basic.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::math_basic::MAX_INT;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::parser::INT`
[INFO] [stderr]  --> src/packages/time_basic.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::parser::INT;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::result::EvalAltResult`
[INFO] [stderr]  --> src/packages/time_basic.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::result::EvalAltResult;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::token::Position`
[INFO] [stderr]  --> src/packages/time_basic.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::token::Position;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `String`
[INFO] [stderr]   --> src/packages/utils.rs:12:14
[INFO] [stderr]    |
[INFO] [stderr] 12 |     string::{String, ToString},
[INFO] [stderr]    |              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]   --> src/parser.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     sync::Arc,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/engine.rs:1333:13
[INFO] [stderr]      |
[INFO] [stderr] 1333 |             _ => panic!("should not appear: {:?}", expr),
[INFO] [stderr]      |             ^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/engine.rs:1333:13
[INFO] [stderr]      |
[INFO] [stderr] 1333 |             _ => panic!("should not appear: {:?}", expr),
[INFO] [stderr]      |             ^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `shl_u`
[INFO] [stderr]    --> src/packages/arithmetic.rs:172:4
[INFO] [stderr]     |
[INFO] [stderr] 172 | fn shl_u<T: Shl<T>>(x: T, y: T) -> <T as Shl<T>>::Output {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `shr_u`
[INFO] [stderr]    --> src/packages/arithmetic.rs:176:4
[INFO] [stderr]     |
[INFO] [stderr] 176 | fn shr_u<T: Shr<T>>(x: T, y: T) -> <T as Shr<T>>::Output {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pow_i_i_u`
[INFO] [stderr]    --> src/packages/arithmetic.rs:234:4
[INFO] [stderr]     |
[INFO] [stderr] 234 | fn pow_i_i_u(x: INT, y: INT) -> INT {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> benches/engine.rs:32:14
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn hello(a: INT, b: Array, c: Map) -> bool {
[INFO] [stderr]    |              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]   --> benches/engine.rs:32:22
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn hello(a: INT, b: Array, c: Map) -> bool {
[INFO] [stderr]    |                      ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> benches/engine.rs:32:32
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn hello(a: INT, b: Array, c: Map) -> bool {
[INFO] [stderr]    |                                ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `iter`
[INFO] [stderr]  --> examples/rhai_runner.rs:6:36
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::{env, fs::File, io::Read, iter, process::exit};
[INFO] [stderr]   |                                    ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `INT`
[INFO] [stderr]  --> tests/time.rs:4:35
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rhai::{Engine, EvalAltResult, INT};
[INFO] [stderr]   |                                   ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> examples/hello.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::rc::Rc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `iter`
[INFO] [stderr]  --> examples/repl.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     iter,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `shl_u`
[INFO] [stderr]    --> src/packages/arithmetic.rs:172:4
[INFO] [stderr]     |
[INFO] [stderr] 172 | fn shl_u<T: Shl<T>>(x: T, y: T) -> <T as Shl<T>>::Output {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `shr_u`
[INFO] [stderr]    --> src/packages/arithmetic.rs:176:4
[INFO] [stderr]     |
[INFO] [stderr] 176 | fn shr_u<T: Shr<T>>(x: T, y: T) -> <T as Shr<T>>::Output {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pow_i_i_u`
[INFO] [stderr]    --> src/packages/arithmetic.rs:234:4
[INFO] [stderr]     |
[INFO] [stderr] 234 | fn pow_i_i_u(x: INT, y: INT) -> INT {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.92s
[INFO] running `"docker" "inspect" "a2cb66cbea2bccf514d3477330f8cd0373e96eecc1c257f72129a9a8a3527f90"`
[INFO] running `"docker" "rm" "-f" "a2cb66cbea2bccf514d3477330f8cd0373e96eecc1c257f72129a9a8a3527f90"`
[INFO] [stdout] a2cb66cbea2bccf514d3477330f8cd0373e96eecc1c257f72129a9a8a3527f90