[INFO] cloning repository https://github.com/LPGhatguy/mab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LPGhatguy/mab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLPGhatguy%2Fmab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLPGhatguy%2Fmab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d2c4d111dc93eac3d9446d7c581a98b44e33224
[INFO] checking LPGhatguy/mab against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLPGhatguy%2Fmab" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LPGhatguy/mab on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LPGhatguy/mab
[INFO] finished tweaking git repo https://github.com/LPGhatguy/mab
[INFO] tweaked toml for git repo https://github.com/LPGhatguy/mab written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/LPGhatguy/mab already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v0.13.7
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2be1a3f424e3b42edaf1bbb4eecfbe3931f121803328294e8dc3e6226d66212
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e2be1a3f424e3b42edaf1bbb4eecfbe3931f121803328294e8dc3e6226d66212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2be1a3f424e3b42edaf1bbb4eecfbe3931f121803328294e8dc3e6226d66212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2be1a3f424e3b42edaf1bbb4eecfbe3931f121803328294e8dc3e6226d66212", kill_on_drop: false }`
[INFO] [stdout] e2be1a3f424e3b42edaf1bbb4eecfbe3931f121803328294e8dc3e6226d66212
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb63284ae6f4e27f48bb0a5065a6137356949a9f1e00aa39314507ccff8b2f68
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bb63284ae6f4e27f48bb0a5065a6137356949a9f1e00aa39314507ccff8b2f68", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking serde v1.0.45
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking regex-syntax v0.6.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]    Compiling syn v0.13.7
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling serde_derive v1.0.45
[INFO] [stderr]     Checking serde_json v1.0.17
[INFO] [stderr]     Checking mab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/emitter.rs:5:31
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn emit_chunk<'a>(w: &mut Write, chunk: &Chunk<'a>) -> fmt::Result {
[INFO] [stdout]   |                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:13:31
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn emit_statement<'a>(w: &mut Write, statement: &Statement<'a>) -> fmt::Result {
[INFO] [stdout]    |                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:29:32
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn emit_assignment<'a>(w: &mut Write, _assignment: &Assignment<'a>) -> fmt::Result {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:35:38
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn emit_local_assignment<'a>(w: &mut Write, _assignment: &LocalAssignment<'a>) -> fmt::Result {
[INFO] [stdout]    |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:41:35
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn emit_function_call<'a>(w: &mut Write, _function_call: &FunctionCall<'a>) -> fmt::Result {
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn emit_numeric_for<'a>(w: &mut Write, _numeric_for: &NumericFor<'a>) -> fmt::Result {
[INFO] [stdout]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:53:33
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn emit_generic_for<'a>(w: &mut Write, _generic_for: &GenericFor<'a>) -> fmt::Result {
[INFO] [stdout]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:59:34
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn emit_if_statement<'a>(w: &mut Write, _if_statement: &IfStatement<'a>) -> fmt::Result {
[INFO] [stdout]    |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:65:32
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn emit_while_loop<'a>(w: &mut Write, _while_loop: &WhileLoop<'a>) -> fmt::Result {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:71:33
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn emit_repeat_loop<'a>(w: &mut Write, _repeat_loop: &RepeatLoop<'a>) -> fmt::Result {
[INFO] [stdout]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:77:42
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn emit_function_declaration<'a>(w: &mut Write, _function_declaration: &FunctionDeclaration<'a>) -> fmt::Result {
[INFO] [stdout]    |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/emitter.rs:5:31
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn emit_chunk<'a>(w: &mut Write, chunk: &Chunk<'a>) -> fmt::Result {
[INFO] [stdout]   |                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:13:31
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn emit_statement<'a>(w: &mut Write, statement: &Statement<'a>) -> fmt::Result {
[INFO] [stdout]    |                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:29:32
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn emit_assignment<'a>(w: &mut Write, _assignment: &Assignment<'a>) -> fmt::Result {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:35:38
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn emit_local_assignment<'a>(w: &mut Write, _assignment: &LocalAssignment<'a>) -> fmt::Result {
[INFO] [stdout]    |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:41:35
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn emit_function_call<'a>(w: &mut Write, _function_call: &FunctionCall<'a>) -> fmt::Result {
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn emit_numeric_for<'a>(w: &mut Write, _numeric_for: &NumericFor<'a>) -> fmt::Result {
[INFO] [stdout]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:53:33
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn emit_generic_for<'a>(w: &mut Write, _generic_for: &GenericFor<'a>) -> fmt::Result {
[INFO] [stdout]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:59:34
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn emit_if_statement<'a>(w: &mut Write, _if_statement: &IfStatement<'a>) -> fmt::Result {
[INFO] [stdout]    |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:65:32
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn emit_while_loop<'a>(w: &mut Write, _while_loop: &WhileLoop<'a>) -> fmt::Result {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:71:33
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn emit_repeat_loop<'a>(w: &mut Write, _repeat_loop: &RepeatLoop<'a>) -> fmt::Result {
[INFO] [stdout]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:77:42
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn emit_function_declaration<'a>(w: &mut Write, _function_declaration: &FunctionDeclaration<'a>) -> fmt::Result {
[INFO] [stdout]    |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/tokenizer.rs:226:1
[INFO] [stdout]     |
[INFO] [stdout] 226 | / lazy_static! {
[INFO] [stdout] 227 | |     static ref SYMBOLS: Vec<Symbol> = vec![
[INFO] [stdout] 228 | |         Symbol::LeftBrace, Symbol::RightBrace,
[INFO] [stdout] 229 | |         Symbol::LeftBracket, Symbol::RightBracket,
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     static ref PATTERN_CHARS_AFTER_NEWLINE: Regex = Regex::new(r"\n[^\n]+$").unwrap();
[INFO] [stdout] 275 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.32s
[INFO] running `Command { std: "docker" "inspect" "bb63284ae6f4e27f48bb0a5065a6137356949a9f1e00aa39314507ccff8b2f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb63284ae6f4e27f48bb0a5065a6137356949a9f1e00aa39314507ccff8b2f68", kill_on_drop: false }`
[INFO] [stdout] bb63284ae6f4e27f48bb0a5065a6137356949a9f1e00aa39314507ccff8b2f68