[INFO] fetching crate stutter-rs 0.1.1... [INFO] checking stutter-rs-0.1.1 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] extracting crate stutter-rs 0.1.1 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate stutter-rs 0.1.1 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate stutter-rs 0.1.1 [INFO] finished tweaking crates.io crate stutter-rs 0.1.1 [INFO] tweaked toml for crates.io crate stutter-rs 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] d1129af91c81ecb543a881d3d0a9126be9a41eae53a5e717ef989b4569eade88 [INFO] running `"docker" "start" "-a" "d1129af91c81ecb543a881d3d0a9126be9a41eae53a5e717ef989b4569eade88"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Checking cactus v1.0.4 [INFO] [stderr] Checking nom v4.2.3 [INFO] [stderr] Checking stutter-rs v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/eval/builtins/static_functions.rs:6:21 [INFO] [stderr] | [INFO] [stderr] 6 | pub type StaticFn = Fn(Vec) -> Value; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec) -> Value` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/eval/builtins/language_functions.rs:7:23 [INFO] [stderr] | [INFO] [stderr] 7 | pub type LanguageFn = Fn(Vec, &mut CallStack) -> Value; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec, &mut CallStack) -> Value` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/eval/builtins/static_functions.rs:6:21 [INFO] [stderr] | [INFO] [stderr] 6 | pub type StaticFn = Fn(Vec) -> Value; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec) -> Value` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/eval/builtins/language_functions.rs:7:23 [INFO] [stderr] | [INFO] [stderr] 7 | pub type LanguageFn = Fn(Vec, &mut CallStack) -> Value; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec, &mut CallStack) -> Value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/ast/parse.rs:22:13 [INFO] [stderr] | [INFO] [stderr] 22 | n: tag!("null") >> [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/ast/parse.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | n: tag!("true") >> [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/ast/parse.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | n: tag!("false") >> [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/ast/function.rs:45:18 [INFO] [stderr] | [INFO] [stderr] 45 | fn eq(&self, other: &Function) -> bool { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `func` [INFO] [stderr] --> src/eval/types.rs:110:40 [INFO] [stderr] | [INFO] [stderr] 110 | if let Value::Function(ref func) = frame.borrow().returns { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_func` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/ast/parse.rs:22:13 [INFO] [stderr] | [INFO] [stderr] 22 | n: tag!("null") >> [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/ast/parse.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | n: tag!("true") >> [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/ast/parse.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | n: tag!("false") >> [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/ast/function.rs:45:18 [INFO] [stderr] | [INFO] [stderr] 45 | fn eq(&self, other: &Function) -> bool { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `func` [INFO] [stderr] --> src/eval/types.rs:110:40 [INFO] [stderr] | [INFO] [stderr] 110 | if let Value::Function(ref func) = frame.borrow().returns { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_func` [INFO] [stderr] [INFO] [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:1:54 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `next_id` should have an upper case name [INFO] [stderr] --> src/eval/types.rs:15:12 [INFO] [stderr] | [INFO] [stderr] 15 | static mut next_id: i32 = 0; [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `NEXT_ID` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:1:54 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `next_id` should have an upper case name [INFO] [stderr] --> src/eval/types.rs:15:12 [INFO] [stderr] | [INFO] [stderr] 15 | static mut next_id: i32 = 0; [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `NEXT_ID` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/eval/builtins/static_functions.rs:6:21 [INFO] [stderr] | [INFO] [stderr] 6 | pub type StaticFn = Fn(Vec) -> Value; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec) -> Value` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/eval/builtins/language_functions.rs:7:23 [INFO] [stderr] | [INFO] [stderr] 7 | pub type LanguageFn = Fn(Vec, &mut CallStack) -> Value; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec, &mut CallStack) -> Value` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/eval/builtins/static_functions.rs:6:21 [INFO] [stderr] | [INFO] [stderr] 6 | pub type StaticFn = Fn(Vec) -> Value; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec) -> Value` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/eval/builtins/language_functions.rs:7:23 [INFO] [stderr] | [INFO] [stderr] 7 | pub type LanguageFn = Fn(Vec, &mut CallStack) -> Value; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec, &mut CallStack) -> Value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/ast/parse.rs:22:13 [INFO] [stderr] | [INFO] [stderr] 22 | n: tag!("null") >> [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/ast/parse.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | n: tag!("true") >> [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/ast/parse.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | n: tag!("false") >> [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/ast/function.rs:45:18 [INFO] [stderr] | [INFO] [stderr] 45 | fn eq(&self, other: &Function) -> bool { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `func` [INFO] [stderr] --> src/eval/types.rs:110:40 [INFO] [stderr] | [INFO] [stderr] 110 | if let Value::Function(ref func) = frame.borrow().returns { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_func` [INFO] [stderr] [INFO] [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:54 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `next_id` should have an upper case name [INFO] [stderr] --> src/eval/types.rs:15:12 [INFO] [stderr] | [INFO] [stderr] 15 | static mut next_id: i32 = 0; [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `NEXT_ID` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/ast/parse.rs:22:13 [INFO] [stderr] | [INFO] [stderr] 22 | n: tag!("null") >> [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/ast/parse.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | n: tag!("true") >> [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/ast/parse.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | n: tag!("false") >> [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/ast/function.rs:45:18 [INFO] [stderr] | [INFO] [stderr] 45 | fn eq(&self, other: &Function) -> bool { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `func` [INFO] [stderr] --> src/eval/types.rs:110:40 [INFO] [stderr] | [INFO] [stderr] 110 | if let Value::Function(ref func) = frame.borrow().returns { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_func` [INFO] [stderr] [INFO] [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:54 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `next_id` should have an upper case name [INFO] [stderr] --> src/eval/types.rs:15:12 [INFO] [stderr] | [INFO] [stderr] 15 | static mut next_id: i32 = 0; [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `NEXT_ID` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.09s [INFO] running `"docker" "inspect" "d1129af91c81ecb543a881d3d0a9126be9a41eae53a5e717ef989b4569eade88"` [INFO] running `"docker" "rm" "-f" "d1129af91c81ecb543a881d3d0a9126be9a41eae53a5e717ef989b4569eade88"` [INFO] [stdout] d1129af91c81ecb543a881d3d0a9126be9a41eae53a5e717ef989b4569eade88