[INFO] fetching crate rhai 0.14.1...
[INFO] checking rhai-0.14.1 against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] extracting crate rhai 0.14.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rhai 0.14.1 on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rhai 0.14.1
[INFO] finished tweaking crates.io crate rhai 0.14.1
[INFO] tweaked toml for crates.io crate rhai 0.14.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate rhai 0.14.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] aca0b164cd95b445723c2166130900f9839d8e993c2f8f73f4a646a4b86439be
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "aca0b164cd95b445723c2166130900f9839d8e993c2f8f73f4a646a4b86439be"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking rhai v0.14.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `CorePackage`
[INFO] [stderr]  --> src/engine.rs:9:23
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::packages::{CorePackage, Package, PackageLibrary, PackagesCollection, StandardPackage};
[INFO] [stderr]   |                       ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]   --> src/engine.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     sync::Arc,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]  --> src/fn_native.rs:4:41
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::stdlib::{boxed::Box, rc::Rc, sync::Arc};
[INFO] [stderr]   |                                         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]   --> src/module.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     sync::Arc,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mem`
[INFO] [stderr]   --> src/optimize.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     mem,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `collections::HashMap`, `sync::Arc`, `vec::Vec`
[INFO] [stderr]  --> src/packages/mod.rs:7:46
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::stdlib::{any::TypeId, boxed::Box, collections::HashMap, rc::Rc, sync::Arc, vec::Vec};
[INFO] [stderr]   |                                              ^^^^^^^^^^^^^^^^^^^^          ^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `vec::Vec`
[INFO] [stderr]   --> src/packages/string_more.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     vec::Vec,
[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::module::FuncReturn`
[INFO] [stderr]  --> src/packages/time_basic.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::module::FuncReturn;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::parser::INT`
[INFO] [stderr]  --> src/packages/time_basic.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::parser::INT;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::result::EvalAltResult`
[INFO] [stderr]  --> src/packages/time_basic.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::result::EvalAltResult;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::token::Position`
[INFO] [stderr]  --> src/packages/time_basic.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::token::Position;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]   --> src/parser.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     sync::Arc,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CorePackage`
[INFO] [stderr]  --> src/engine.rs:9:23
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::packages::{CorePackage, Package, PackageLibrary, PackagesCollection, StandardPackage};
[INFO] [stderr]   |                       ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]   --> src/engine.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     sync::Arc,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]  --> src/fn_native.rs:4:41
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::stdlib::{boxed::Box, rc::Rc, sync::Arc};
[INFO] [stderr]   |                                         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]   --> src/module.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     sync::Arc,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mem`
[INFO] [stderr]   --> src/optimize.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     mem,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `collections::HashMap`, `sync::Arc`, `vec::Vec`
[INFO] [stderr]  --> src/packages/mod.rs:7:46
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::stdlib::{any::TypeId, boxed::Box, collections::HashMap, rc::Rc, sync::Arc, vec::Vec};
[INFO] [stderr]   |                                              ^^^^^^^^^^^^^^^^^^^^          ^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `vec::Vec`
[INFO] [stderr]   --> src/packages/string_more.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     vec::Vec,
[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::module::FuncReturn`
[INFO] [stderr]  --> src/packages/time_basic.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::module::FuncReturn;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::parser::INT`
[INFO] [stderr]  --> src/packages/time_basic.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::parser::INT;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::result::EvalAltResult`
[INFO] [stderr]  --> src/packages/time_basic.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::result::EvalAltResult;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::token::Position`
[INFO] [stderr]  --> src/packages/time_basic.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::token::Position;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]   --> src/parser.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     sync::Arc,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `shl_u`
[INFO] [stderr]    --> src/packages/arithmetic.rs:170:4
[INFO] [stderr]     |
[INFO] [stderr] 170 | fn shl_u<T: Shl<T>>(x: T, y: T) -> FuncReturn<<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:174:4
[INFO] [stderr]     |
[INFO] [stderr] 174 | fn shr_u<T: Shr<T>>(x: T, y: T) -> FuncReturn<<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:232:4
[INFO] [stderr]     |
[INFO] [stderr] 232 | fn pow_i_i_u(x: INT, y: INT) -> FuncReturn<INT> {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `contains_iter`
[INFO] [stderr]   --> src/packages/mod.rs:80:12
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn contains_iter(&self, id: TypeId) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `EMPTY_TYPE_ID` should have a snake case name
[INFO] [stderr]   --> src/utils.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn EMPTY_TYPE_ID() -> TypeId {
[INFO] [stderr]    |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `empty_type_id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[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: function is never used: `shl_u`
[INFO] [stderr]    --> src/packages/arithmetic.rs:170:4
[INFO] [stderr]     |
[INFO] [stderr] 170 | fn shl_u<T: Shl<T>>(x: T, y: T) -> FuncReturn<<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:174:4
[INFO] [stderr]     |
[INFO] [stderr] 174 | fn shr_u<T: Shr<T>>(x: T, y: T) -> FuncReturn<<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:232:4
[INFO] [stderr]     |
[INFO] [stderr] 232 | fn pow_i_i_u(x: INT, y: INT) -> FuncReturn<INT> {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `contains_iter`
[INFO] [stderr]   --> src/packages/mod.rs:80:12
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn contains_iter(&self, id: TypeId) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `EMPTY_TYPE_ID` should have a snake case name
[INFO] [stderr]   --> src/utils.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn EMPTY_TYPE_ID() -> TypeId {
[INFO] [stderr]    |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `empty_type_id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[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: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.24s
[INFO] running `"docker" "inspect" "aca0b164cd95b445723c2166130900f9839d8e993c2f8f73f4a646a4b86439be"`
[INFO] running `"docker" "rm" "-f" "aca0b164cd95b445723c2166130900f9839d8e993c2f8f73f4a646a4b86439be"`
[INFO] [stdout] aca0b164cd95b445723c2166130900f9839d8e993c2f8f73f4a646a4b86439be