[INFO] crate glass 0.1.0 is already in cache
[INFO] extracting crate glass 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/glass/0.1.0
[INFO] extracting crate glass 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/glass/0.1.0
[INFO] validating manifest of glass-0.1.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of glass-0.1.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing glass-0.1.0
[INFO] finished frobbing glass-0.1.0
[INFO] frobbed toml for glass-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/glass/0.1.0/Cargo.toml
[INFO] started frobbing glass-0.1.0
[INFO] finished frobbing glass-0.1.0
[INFO] frobbed toml for glass-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/glass/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting glass-0.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/glass/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 14f7f0c75b2a92d71e07a2613fce5fd0065169090b3120277ef6d5fa664e4c48
[INFO] running `"docker" "start" "-a" "14f7f0c75b2a92d71e07a2613fce5fd0065169090b3120277ef6d5fa664e4c48"`
[INFO] [stderr]     Checking glass v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the function has a cyclomatic complexity of 33
[INFO] [stderr]    --> src/parser.rs:11:1
[INFO] [stderr]     |
[INFO] [stderr] 11  | / pub fn parse(tokens: &[Token]) -> AST {
[INFO] [stderr] 12  | |     let mut ast: AST = vec! { };
[INFO] [stderr] 13  | |     let mut stack: Vec<ASTLiteral> = vec! { };
[INFO] [stderr] 14  | |
[INFO] [stderr] ...   |
[INFO] [stderr] 222 | |     ast
[INFO] [stderr] 223 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]    --> src/parser.rs:115:20
[INFO] [stderr]     |
[INFO] [stderr] 115 |                 if stack.len() >= 1 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!stack.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]    --> src/parser.rs:185:20
[INFO] [stderr]     |
[INFO] [stderr] 185 |                 if stack.len() >= 1 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!stack.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]    --> src/parser.rs:196:20
[INFO] [stderr]     |
[INFO] [stderr] 196 |                 if stack.len() >= 1 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!stack.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/generator/javascript/mod.rs:42:30
[INFO] [stderr]    |
[INFO] [stderr] 42 |             JSName(ref x) => format!("{}", x),
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^ help: consider using .to_string(): `x.to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/generator/javascript/mod.rs:306:40
[INFO] [stderr]     |
[INFO] [stderr] 306 | pub fn generate_without_library(jsast: &JSAST, to_optimize: bool) -> Code {
[INFO] [stderr]     |                                        ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/generator/javascript/mod.rs:317:37
[INFO] [stderr]     |
[INFO] [stderr] 317 | pub fn generate_with_library(jsast: &JSAST) -> Code {
[INFO] [stderr]     |                                     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 33
[INFO] [stderr]    --> src/parser.rs:11:1
[INFO] [stderr]     |
[INFO] [stderr] 11  | / pub fn parse(tokens: &[Token]) -> AST {
[INFO] [stderr] 12  | |     let mut ast: AST = vec! { };
[INFO] [stderr] 13  | |     let mut stack: Vec<ASTLiteral> = vec! { };
[INFO] [stderr] 14  | |
[INFO] [stderr] ...   |
[INFO] [stderr] 222 | |     ast
[INFO] [stderr] 223 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]    --> src/parser.rs:115:20
[INFO] [stderr]     |
[INFO] [stderr] 115 |                 if stack.len() >= 1 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!stack.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]    --> src/parser.rs:185:20
[INFO] [stderr]     |
[INFO] [stderr] 185 |                 if stack.len() >= 1 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!stack.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]    --> src/parser.rs:196:20
[INFO] [stderr]     |
[INFO] [stderr] 196 |                 if stack.len() >= 1 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!stack.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/generator/javascript/mod.rs:42:30
[INFO] [stderr]    |
[INFO] [stderr] 42 |             JSName(ref x) => format!("{}", x),
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^ help: consider using .to_string(): `x.to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/generator/javascript/mod.rs:306:40
[INFO] [stderr]     |
[INFO] [stderr] 306 | pub fn generate_without_library(jsast: &JSAST, to_optimize: bool) -> Code {
[INFO] [stderr]     |                                        ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/generator/javascript/mod.rs:317:37
[INFO] [stderr]     |
[INFO] [stderr] 317 | pub fn generate_with_library(jsast: &JSAST) -> Code {
[INFO] [stderr]     |                                     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `filename`
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let filename = match argv.next() {
[INFO] [stderr]    |         ^^^^^^^^ help: consider using `_filename` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `filename`
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let filename = match argv.next() {
[INFO] [stderr]    |         ^^^^^^^^ help: consider using `_filename` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.24s
[INFO] running `"docker" "inspect" "14f7f0c75b2a92d71e07a2613fce5fd0065169090b3120277ef6d5fa664e4c48"`
[INFO] running `"docker" "rm" "-f" "14f7f0c75b2a92d71e07a2613fce5fd0065169090b3120277ef6d5fa664e4c48"`
[INFO] [stdout] 14f7f0c75b2a92d71e07a2613fce5fd0065169090b3120277ef6d5fa664e4c48