[INFO] fetching crate risp 0.7.0...
[INFO] checking risp-0.7.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate risp 0.7.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate risp 0.7.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate risp 0.7.0
[INFO] finished tweaking crates.io crate risp 0.7.0
[INFO] tweaked toml for crates.io crate risp 0.7.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 655799369abb644c1e1cae3f67cc89bc521009b0469bb6dca86591e599952f01
[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" "655799369abb644c1e1cae3f67cc89bc521009b0469bb6dca86591e599952f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "655799369abb644c1e1cae3f67cc89bc521009b0469bb6dca86591e599952f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "655799369abb644c1e1cae3f67cc89bc521009b0469bb6dca86591e599952f01", kill_on_drop: false }`
[INFO] [stdout] 655799369abb644c1e1cae3f67cc89bc521009b0469bb6dca86591e599952f01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e67e4f8ec554be77651a9f364ed7ff54a05abe2b104b50e978378fddec3c78e2
[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" "e67e4f8ec554be77651a9f364ed7ff54a05abe2b104b50e978378fddec3c78e2", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking risp v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parse.rs:6:35
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn parse_internal(tokenizer: &mut Iterator<Item=Token>) -> Result<RispType, RispError> {
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (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/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (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/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (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/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (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/parse.rs:6:35
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn parse_internal(tokenizer: &mut Iterator<Item=Token>) -> Result<RispType, RispError> {
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (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/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (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/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (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/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parse.rs:6:35
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn parse_internal(tokenizer: &mut Iterator<Item=Token>) -> Result<RispType, RispError> {
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parse.rs:6:35
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn parse_internal(tokenizer: &mut Iterator<Item=Token>) -> Result<RispType, RispError> {
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (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/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (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/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (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/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (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/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (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/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (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/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (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/tokenize.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / lazy_static! {
[INFO] [stdout] 18 | |     static ref COMMENT_REGEXP: Regex = Regex::new("^(\\s+|;.*?(\n|$))+").unwrap();
[INFO] [stdout] 19 | |     static ref STR_REGEXP: Regex = Regex::new("^\".*?\"").unwrap();
[INFO] [stdout] 20 | |     static ref SYMBOL_REGEXP: Regex = Regex::new(r"^[^\s\{\}()\[\]]+").unwrap();
[INFO] [stdout] 21 | |     static ref NUMBER_REGEXP: Regex = Regex::new(r"^-?\d+").unwrap();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "e67e4f8ec554be77651a9f364ed7ff54a05abe2b104b50e978378fddec3c78e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e67e4f8ec554be77651a9f364ed7ff54a05abe2b104b50e978378fddec3c78e2", kill_on_drop: false }`
[INFO] [stdout] e67e4f8ec554be77651a9f364ed7ff54a05abe2b104b50e978378fddec3c78e2