[INFO] fetching crate nom_learn 0.1.5...
[INFO] testing nom_learn-0.1.5 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate nom_learn 0.1.5 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate nom_learn 0.1.5
[INFO] finished tweaking crates.io crate nom_learn 0.1.5
[INFO] tweaked toml for crates.io crate nom_learn 0.1.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nom_learn 0.1.5 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding nom v7.1.3 (available: v8.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded text_io v0.1.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0062375e5a4027a4b727029149725259b2b6418e59b98ad114f07f2d644eac69
[INFO] running `Command { std: "docker" "start" "-a" "0062375e5a4027a4b727029149725259b2b6418e59b98ad114f07f2d644eac69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0062375e5a4027a4b727029149725259b2b6418e59b98ad114f07f2d644eac69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0062375e5a4027a4b727029149725259b2b6418e59b98ad114f07f2d644eac69", kill_on_drop: false }`
[INFO] [stdout] 0062375e5a4027a4b727029149725259b2b6418e59b98ad114f07f2d644eac69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49df6b7eb2e1c513224f89af9254aa884314dd44fe1710e24119542f9b423367
[INFO] running `Command { std: "docker" "start" "-a" "49df6b7eb2e1c513224f89af9254aa884314dd44fe1710e24119542f9b423367", kill_on_drop: false }`
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling text_io v0.1.13
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling nom_learn v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:169:26
[INFO] [stdout]     |
[INFO] [stdout] 169 | pub fn parse_uint(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          |                |
[INFO] [stdout]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 169 | pub fn parse_uint(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:174:27
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub fn parse_ident(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                           ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                           |                |
[INFO] [stdout]     |                           |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                           this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub fn parse_ident(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:179:26
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub fn parse_call(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          |                |
[INFO] [stdout]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub fn parse_call(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:189:33
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub fn parse_single_expr(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                                 ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 |                |
[INFO] [stdout]     |                                 |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub fn parse_single_expr(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:202:25
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub fn parse_pow(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                         ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                         |                |
[INFO] [stdout]     |                         |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub fn parse_pow(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:214:33
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub fn parse_higher_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                                 ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 |                |
[INFO] [stdout]     |                                 |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub fn parse_higher_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:215:27
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn higher_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                           ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                           |                |
[INFO] [stdout]     |                           |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                           this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn higher_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:222:34
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub fn parse_higher_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                                  ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                  |                |
[INFO] [stdout]     |                                  |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                  this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub fn parse_higher_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:240:32
[INFO] [stdout]     |
[INFO] [stdout] 240 | pub fn parse_lower_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                                ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                |                |
[INFO] [stdout]     |                                |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 240 | pub fn parse_lower_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:241:26
[INFO] [stdout]     |
[INFO] [stdout] 241 |     fn lower_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          |                |
[INFO] [stdout]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 241 |     fn lower_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:251:33
[INFO] [stdout]     |
[INFO] [stdout] 251 | pub fn parse_lower_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                                 ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 |                |
[INFO] [stdout]     |                                 |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 251 | pub fn parse_lower_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:265:31
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub fn parse_cmp_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                               ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               |                |
[INFO] [stdout]     |                               |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub fn parse_cmp_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:290:30
[INFO] [stdout]     |
[INFO] [stdout] 290 | pub fn parse_not_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                              ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              |                |
[INFO] [stdout]     |                              |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 290 | pub fn parse_not_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:291:24
[INFO] [stdout]     |
[INFO] [stdout] 291 |     fn not_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                        ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                        |                |
[INFO] [stdout]     |                        |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                        this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 291 |     fn not_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:298:31
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub fn parse_and_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                               ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               |                |
[INFO] [stdout]     |                               |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub fn parse_and_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:312:30
[INFO] [stdout]     |
[INFO] [stdout] 312 | pub fn parse_or_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                              ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              |                |
[INFO] [stdout]     |                              |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 312 | pub fn parse_or_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:326:26
[INFO] [stdout]     |
[INFO] [stdout] 326 | pub fn parse_expr(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          |                |
[INFO] [stdout]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 326 | pub fn parse_expr(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:393:30
[INFO] [stdout]     |
[INFO] [stdout] 393 | pub fn parse_expr_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                              ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              |                |
[INFO] [stdout]     |                              |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 393 | pub fn parse_expr_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:398:26
[INFO] [stdout]     |
[INFO] [stdout] 398 | pub fn parse_decl(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                          ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          |                |
[INFO] [stdout]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 398 | pub fn parse_decl(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:403:28
[INFO] [stdout]     |
[INFO] [stdout] 403 | pub fn parse_assign(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                            ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                            |                |
[INFO] [stdout]     |                            |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                            this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 403 | pub fn parse_assign(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:412:32
[INFO] [stdout]     |
[INFO] [stdout] 412 | pub fn parse_single_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                                ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                |                |
[INFO] [stdout]     |                                |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 412 | pub fn parse_single_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:416:24
[INFO] [stdout]     |
[INFO] [stdout] 416 | pub fn parse_if(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                        ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                        |                |
[INFO] [stdout]     |                        |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                        this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 416 | pub fn parse_if(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:453:23
[INFO] [stdout]     |
[INFO] [stdout] 453 | fn parse_while(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                       ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                       |                |
[INFO] [stdout]     |                       |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                       this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 453 | fn parse_while(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:465:31
[INFO] [stdout]     |
[INFO] [stdout] 465 | pub fn parse_block_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                               ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               |                |
[INFO] [stdout]     |                               |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 465 | pub fn parse_block_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:469:25
[INFO] [stdout]     |
[INFO] [stdout] 469 | pub fn parse_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                         ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                         |                |
[INFO] [stdout]     |                         |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 469 | pub fn parse_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.25s
[INFO] running `Command { std: "docker" "inspect" "49df6b7eb2e1c513224f89af9254aa884314dd44fe1710e24119542f9b423367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49df6b7eb2e1c513224f89af9254aa884314dd44fe1710e24119542f9b423367", kill_on_drop: false }`
[INFO] [stdout] 49df6b7eb2e1c513224f89af9254aa884314dd44fe1710e24119542f9b423367
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a41397231aac342979367f9b290290a2fa82def4fdcd29d802a509f26272a9aa
[INFO] running `Command { std: "docker" "start" "-a" "a41397231aac342979367f9b290290a2fa82def4fdcd29d802a509f26272a9aa", kill_on_drop: false }`
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:169:26
[INFO] [stdout]     |
[INFO] [stdout] 169 | pub fn parse_uint(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          |                |
[INFO] [stdout]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 169 | pub fn parse_uint(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:174:27
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub fn parse_ident(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                           ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                           |                |
[INFO] [stdout]     |                           |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                           this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub fn parse_ident(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:179:26
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub fn parse_call(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          |                |
[INFO] [stdout]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub fn parse_call(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:189:33
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub fn parse_single_expr(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                                 ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 |                |
[INFO] [stdout]     |                                 |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub fn parse_single_expr(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:202:25
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub fn parse_pow(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                         ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                         |                |
[INFO] [stdout]     |                         |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub fn parse_pow(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:214:33
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub fn parse_higher_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                                 ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 |                |
[INFO] [stdout]     |                                 |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub fn parse_higher_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:215:27
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn higher_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                           ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                           |                |
[INFO] [stdout]     |                           |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                           this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn higher_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:222:34
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub fn parse_higher_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                                  ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                  |                |
[INFO] [stdout]     |                                  |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                  this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub fn parse_higher_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:240:32
[INFO] [stdout]     |
[INFO] [stdout] 240 | pub fn parse_lower_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                                ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                |                |
[INFO] [stdout]     |                                |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 240 | pub fn parse_lower_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:241:26
[INFO] [stdout]     |
[INFO] [stdout] 241 |     fn lower_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          |                |
[INFO] [stdout]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 241 |     fn lower_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:251:33
[INFO] [stdout]     |
[INFO] [stdout] 251 | pub fn parse_lower_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                                 ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 |                |
[INFO] [stdout]     |                                 |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 251 | pub fn parse_lower_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:265:31
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub fn parse_cmp_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                               ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               |                |
[INFO] [stdout]     |                               |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub fn parse_cmp_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:290:30
[INFO] [stdout]     |
[INFO] [stdout] 290 | pub fn parse_not_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                              ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              |                |
[INFO] [stdout]     |                              |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 290 | pub fn parse_not_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:291:24
[INFO] [stdout]     |
[INFO] [stdout] 291 |     fn not_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                        ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                        |                |
[INFO] [stdout]     |                        |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                        this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 291 |     fn not_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:298:31
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub fn parse_and_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                               ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               |                |
[INFO] [stdout]     |                               |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub fn parse_and_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:312:30
[INFO] [stdout]     |
[INFO] [stdout] 312 | pub fn parse_or_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                              ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              |                |
[INFO] [stdout]     |                              |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 312 | pub fn parse_or_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:326:26
[INFO] [stdout]     |
[INFO] [stdout] 326 | pub fn parse_expr(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          |                |
[INFO] [stdout]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 326 | pub fn parse_expr(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:393:30
[INFO] [stdout]     |
[INFO] [stdout] 393 | pub fn parse_expr_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                              ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              |                |
[INFO] [stdout]     |                              |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 393 | pub fn parse_expr_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:398:26
[INFO] [stdout]     |
[INFO] [stdout] 398 | pub fn parse_decl(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                          ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          |                |
[INFO] [stdout]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 398 | pub fn parse_decl(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:403:28
[INFO] [stdout]     |
[INFO] [stdout] 403 | pub fn parse_assign(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                            ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                            |                |
[INFO] [stdout]     |                            |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                            this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 403 | pub fn parse_assign(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:412:32
[INFO] [stdout]     |
[INFO] [stdout] 412 | pub fn parse_single_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                                ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                |                |
[INFO] [stdout]     |                                |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 412 | pub fn parse_single_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:416:24
[INFO] [stdout]     |
[INFO] [stdout] 416 | pub fn parse_if(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                        ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                        |                |
[INFO] [stdout]     |                        |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                        this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 416 | pub fn parse_if(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:453:23
[INFO] [stdout]     |
[INFO] [stdout] 453 | fn parse_while(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                       ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                       |                |
[INFO] [stdout]     |                       |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                       this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 453 | fn parse_while(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:465:31
[INFO] [stdout]     |
[INFO] [stdout] 465 | pub fn parse_block_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                               ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               |                |
[INFO] [stdout]     |                               |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 465 | pub fn parse_block_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:469:25
[INFO] [stdout]     |
[INFO] [stdout] 469 | pub fn parse_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                         ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                         |                |
[INFO] [stdout]     |                         |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 469 | pub fn parse_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nom_learn v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:169:26
[INFO] [stdout]     |
[INFO] [stdout] 169 | pub fn parse_uint(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          |                |
[INFO] [stdout]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 169 | pub fn parse_uint(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:174:27
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub fn parse_ident(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                           ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                           |                |
[INFO] [stdout]     |                           |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                           this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub fn parse_ident(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:179:26
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub fn parse_call(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          |                |
[INFO] [stdout]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub fn parse_call(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:189:33
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub fn parse_single_expr(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                                 ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 |                |
[INFO] [stdout]     |                                 |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub fn parse_single_expr(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:202:25
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub fn parse_pow(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                         ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                         |                |
[INFO] [stdout]     |                         |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub fn parse_pow(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:214:33
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub fn parse_higher_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                                 ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 |                |
[INFO] [stdout]     |                                 |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub fn parse_higher_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:215:27
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn higher_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                           ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                           |                |
[INFO] [stdout]     |                           |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                           this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn higher_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:222:34
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub fn parse_higher_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                                  ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                  |                |
[INFO] [stdout]     |                                  |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                  this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub fn parse_higher_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:240:32
[INFO] [stdout]     |
[INFO] [stdout] 240 | pub fn parse_lower_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                                ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                |                |
[INFO] [stdout]     |                                |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 240 | pub fn parse_lower_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:241:26
[INFO] [stdout]     |
[INFO] [stdout] 241 |     fn lower_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          |                |
[INFO] [stdout]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 241 |     fn lower_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:251:33
[INFO] [stdout]     |
[INFO] [stdout] 251 | pub fn parse_lower_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                                 ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 |                |
[INFO] [stdout]     |                                 |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                 this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 251 | pub fn parse_lower_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:265:31
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub fn parse_cmp_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                               ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               |                |
[INFO] [stdout]     |                               |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub fn parse_cmp_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:290:30
[INFO] [stdout]     |
[INFO] [stdout] 290 | pub fn parse_not_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                              ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              |                |
[INFO] [stdout]     |                              |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 290 | pub fn parse_not_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:291:24
[INFO] [stdout]     |
[INFO] [stdout] 291 |     fn not_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                        ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                        |                |
[INFO] [stdout]     |                        |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                        this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 291 |     fn not_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:298:31
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub fn parse_and_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                               ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               |                |
[INFO] [stdout]     |                               |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub fn parse_and_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:312:30
[INFO] [stdout]     |
[INFO] [stdout] 312 | pub fn parse_or_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                              ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              |                |
[INFO] [stdout]     |                              |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 312 | pub fn parse_or_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:326:26
[INFO] [stdout]     |
[INFO] [stdout] 326 | pub fn parse_expr(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stdout]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          |                |
[INFO] [stdout]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 326 | pub fn parse_expr(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:393:30
[INFO] [stdout]     |
[INFO] [stdout] 393 | pub fn parse_expr_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                              ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              |                |
[INFO] [stdout]     |                              |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                              this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 393 | pub fn parse_expr_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:398:26
[INFO] [stdout]     |
[INFO] [stdout] 398 | pub fn parse_decl(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                          ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          |                |
[INFO] [stdout]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 398 | pub fn parse_decl(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:403:28
[INFO] [stdout]     |
[INFO] [stdout] 403 | pub fn parse_assign(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                            ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                            |                |
[INFO] [stdout]     |                            |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                            this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 403 | pub fn parse_assign(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:412:32
[INFO] [stdout]     |
[INFO] [stdout] 412 | pub fn parse_single_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                                ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                |                |
[INFO] [stdout]     |                                |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 412 | pub fn parse_single_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:416:24
[INFO] [stdout]     |
[INFO] [stdout] 416 | pub fn parse_if(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                        ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                        |                |
[INFO] [stdout]     |                        |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                        this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 416 | pub fn parse_if(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:453:23
[INFO] [stdout]     |
[INFO] [stdout] 453 | fn parse_while(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                       ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                       |                |
[INFO] [stdout]     |                       |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                       this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 453 | fn parse_while(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:465:31
[INFO] [stdout]     |
[INFO] [stdout] 465 | pub fn parse_block_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                               ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               |                |
[INFO] [stdout]     |                               |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 465 | pub fn parse_block_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:469:25
[INFO] [stdout]     |
[INFO] [stdout] 469 | pub fn parse_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stdout]     |                         ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                         |                |
[INFO] [stdout]     |                         |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 469 | pub fn parse_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "a41397231aac342979367f9b290290a2fa82def4fdcd29d802a509f26272a9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a41397231aac342979367f9b290290a2fa82def4fdcd29d802a509f26272a9aa", kill_on_drop: false }`
[INFO] [stdout] a41397231aac342979367f9b290290a2fa82def4fdcd29d802a509f26272a9aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c52acedbf8add2b2c5fa154440b6004ce237523d81bc175b1d500fc12d0cb6ca
[INFO] running `Command { std: "docker" "start" "-a" "c52acedbf8add2b2c5fa154440b6004ce237523d81bc175b1d500fc12d0cb6ca", kill_on_drop: false }`
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:169:26
[INFO] [stderr]     |
[INFO] [stderr] 169 | pub fn parse_uint(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                          |                |
[INFO] [stderr]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                          this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 169 | pub fn parse_uint(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:174:27
[INFO] [stderr]     |
[INFO] [stderr] 174 | pub fn parse_ident(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                           ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                           |                |
[INFO] [stderr]     |                           |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                           this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 174 | pub fn parse_ident(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:179:26
[INFO] [stderr]     |
[INFO] [stderr] 179 | pub fn parse_call(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                          |                |
[INFO] [stderr]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                          this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 179 | pub fn parse_call(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:189:33
[INFO] [stderr]     |
[INFO] [stderr] 189 | pub fn parse_single_expr(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                                 ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                                 |                |
[INFO] [stderr]     |                                 |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                                 this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 189 | pub fn parse_single_expr(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:202:25
[INFO] [stderr]     |
[INFO] [stderr] 202 | pub fn parse_pow(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                         ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                         |                |
[INFO] [stderr]     |                         |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                         this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 202 | pub fn parse_pow(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:214:33
[INFO] [stderr]     |
[INFO] [stderr] 214 | pub fn parse_higher_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                                 ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                                 |                |
[INFO] [stderr]     |                                 |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                                 this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 214 | pub fn parse_higher_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:215:27
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn higher_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                           ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                           |                |
[INFO] [stderr]     |                           |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                           this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn higher_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:222:34
[INFO] [stderr]     |
[INFO] [stderr] 222 | pub fn parse_higher_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                                  ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                                  |                |
[INFO] [stderr]     |                                  |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                                  this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 222 | pub fn parse_higher_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:240:32
[INFO] [stderr]     |
[INFO] [stderr] 240 | pub fn parse_lower_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                                ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                                |                |
[INFO] [stderr]     |                                |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                                this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 240 | pub fn parse_lower_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:241:26
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn lower_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                          |                |
[INFO] [stderr]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                          this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn lower_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:251:33
[INFO] [stderr]     |
[INFO] [stderr] 251 | pub fn parse_lower_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                                 ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                                 |                |
[INFO] [stderr]     |                                 |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                                 this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 251 | pub fn parse_lower_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:265:31
[INFO] [stderr]     |
[INFO] [stderr] 265 | pub fn parse_cmp_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                               ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                               |                |
[INFO] [stderr]     |                               |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                               this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 265 | pub fn parse_cmp_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:290:30
[INFO] [stderr]     |
[INFO] [stderr] 290 | pub fn parse_not_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                              ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                              |                |
[INFO] [stderr]     |                              |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                              this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 290 | pub fn parse_not_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:291:24
[INFO] [stderr]     |
[INFO] [stderr] 291 |     fn not_unop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                        ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                        |                |
[INFO] [stderr]     |                        |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                        this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 291 |     fn not_unop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:298:31
[INFO] [stderr]     |
[INFO] [stderr] 298 | pub fn parse_and_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                               ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                               |                |
[INFO] [stderr]     |                               |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                               this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 298 | pub fn parse_and_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:312:30
[INFO] [stderr]     |
[INFO] [stderr] 312 | pub fn parse_or_binop(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                              ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                              |                |
[INFO] [stderr]     |                              |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                              this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 312 | pub fn parse_or_binop(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:326:26
[INFO] [stderr]     |
[INFO] [stderr] 326 | pub fn parse_expr(input: &str) -> IResult<&str, Box<Expr>> {
[INFO] [stderr]     |                          ^^^^             ----      ---- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                          |                |
[INFO] [stderr]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                          this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 326 | pub fn parse_expr(input: &str) -> IResult<&str, Box<Expr<'_>>> {
[INFO] [stderr]     |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:393:30
[INFO] [stderr]     |
[INFO] [stderr] 393 | pub fn parse_expr_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stderr]     |                              ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                              |                |
[INFO] [stderr]     |                              |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                              this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 393 | pub fn parse_expr_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stderr]     |                                                            ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:398:26
[INFO] [stderr]     |
[INFO] [stderr] 398 | pub fn parse_decl(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stderr]     |                          ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                          |                |
[INFO] [stderr]     |                          |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                          this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 398 | pub fn parse_decl(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stderr]     |                                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:403:28
[INFO] [stderr]     |
[INFO] [stderr] 403 | pub fn parse_assign(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stderr]     |                            ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                            |                |
[INFO] [stderr]     |                            |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                            this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 403 | pub fn parse_assign(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stderr]     |                                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:412:32
[INFO] [stderr]     |
[INFO] [stderr] 412 | pub fn parse_single_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stderr]     |                                ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                                |                |
[INFO] [stderr]     |                                |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                                this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 412 | pub fn parse_single_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stderr]     |                                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:416:24
[INFO] [stderr]     |
[INFO] [stderr] 416 | pub fn parse_if(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stderr]     |                        ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                        |                |
[INFO] [stderr]     |                        |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                        this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 416 | pub fn parse_if(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stderr]     |                                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:453:23
[INFO] [stderr]     |
[INFO] [stderr] 453 | fn parse_while(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stderr]     |                       ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                       |                |
[INFO] [stderr]     |                       |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                       this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 453 | fn parse_while(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stderr]     |                                                     ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:465:31
[INFO] [stderr]     |
[INFO] [stderr] 465 | pub fn parse_block_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stderr]     |                               ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                               |                |
[INFO] [stderr]     |                               |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                               this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 465 | pub fn parse_block_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stderr]     |                                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:469:25
[INFO] [stderr]     |
[INFO] [stderr] 469 | pub fn parse_cmd(input: &str) -> IResult<&str, Box<Cmd>> {
[INFO] [stderr]     |                         ^^^^             ----      --- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                         |                |
[INFO] [stderr]     |                         |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                         this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 469 | pub fn parse_cmd(input: &str) -> IResult<&str, Box<Cmd<'_>>> {
[INFO] [stderr]     |                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `nom_learn` (lib) generated 25 warnings
[INFO] [stderr] warning: `nom_learn` (lib test) generated 25 warnings (25 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nom_learn-7d9481877bf6b817)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_rustfunc ... ok
[INFO] [stdout] test test_parse_cmd ... ok
[INFO] [stdout] test test_typ ... FAILED
[INFO] [stdout] test test_exec_cmd ... FAILED
[INFO] [stdout] test test_eval_expr ... FAILED
[INFO] [stdout] test test_parse_expr ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_typ stdout ----
[INFO] [stdout] Error: "attempt to divide by zero"
[INFO] [stdout] 
[INFO] [stdout] ---- test_exec_cmd stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test_exec_cmd' panicked at src/lib.rs:36:29:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Parse("", "__try_read_var__")
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58d118ede642 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58d118ede642 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58d118ede642 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x58d118ede642 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x58d118f04103 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x58d118f04103 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x58d118edb743 - std::io::default_write_fmt::hdb7615052be2ba4d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58d118edb743 - std::io::Write::write_fmt::he1bcd251ec6e4153
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x58d118ede492 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x58d118edfbac - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x58d118edfa02 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x58d118ea7514 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h178a5fcedee41e2f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x58d118ea7514 - test::test_main_with_exit_callback::{{closure}}::h951a41e0149d6d5d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x58d118ee058b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h13602080f5b63276
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x58d118ee058b - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x58d118ee035a - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x58d118edeb39 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x58d118edffed - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x58d118f02410 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x58d118f02786 - core::result::unwrap_failed::h31c9775ec1a50121
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x58d118e6262a - core::result::Result<T,E>::unwrap::h26527bfc5e4d5617
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x58d118e6262a - nom_learn::builtin_callables::{{closure}}::hf0251a8541f074e2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:36:29
[INFO] [stdout]   22:     0x58d118e63241 - <alloc::boxed::Box<F,A> as core::ops::function::FnMut<Args>>::call_mut::habb71705ad921239
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1978:9
[INFO] [stdout]   23:     0x58d118e63241 - nom_learn::Expr::eval::h312053b3b3790c89
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:146:21
[INFO] [stdout]   24:     0x58d118e63f89 - nom_learn::Cmd::exec::hc599e793c7c9abed
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:366:34
[INFO] [stdout]   25:     0x58d118e63fc7 - nom_learn::Cmd::exec::hc599e793c7c9abed
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:373:23
[INFO] [stdout]   26:     0x58d118e5fbcf - nom_learn::test_exec_cmd::habf05d9125dcf0f0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:560:6
[INFO] [stdout]   27:     0x58d118e5fbcf - nom_learn::test_exec_cmd::{{closure}}::hf90c7fb67c2021dd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:533:23
[INFO] [stdout]   28:     0x58d118e5fbcf - core::ops::function::FnOnce::call_once::hfe53de7c080529ab
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58d118eacc9b - core::ops::function::FnOnce::call_once::h2869fb5b0a2b0bdc
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   30:     0x58d118eacc9b - test::__rust_begin_short_backtrace::h7dd7142bd62fa711
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:648:18
[INFO] [stdout]   31:     0x58d118eabe8e - test::run_test_in_process::{{closure}}::h43a753f038d36b3f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:74
[INFO] [stdout]   32:     0x58d118eabe8e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0ca95dd3e12d1e16
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   33:     0x58d118eabe8e - std::panicking::catch_unwind::do_call::he308587d70ac34ba
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   34:     0x58d118eabe8e - std::panicking::catch_unwind::h30dcba31973e8fb0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   35:     0x58d118eabe8e - std::panic::catch_unwind::hfb68364e5621fbee
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   36:     0x58d118eabe8e - test::run_test_in_process::hcdcc2977903b998a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:27
[INFO] [stdout]   37:     0x58d118eabe8e - test::run_test::{{closure}}::h544a6550958c5d14
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:592:43
[INFO] [stdout]   38:     0x58d118e6fa04 - test::run_test::{{closure}}::hb172e48ebe2b92c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:622:41
[INFO] [stdout]   39:     0x58d118e6fa04 - std::sys::backtrace::__rust_begin_short_backtrace::h7e79d8706638bea0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   40:     0x58d118e733da - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc4a275f1e71b8ab0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   41:     0x58d118e733da - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h01ed0d242df78cfd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   42:     0x58d118e733da - std::panicking::catch_unwind::do_call::h052f373fb905fee0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   43:     0x58d118e733da - std::panicking::catch_unwind::hb425d20c8ffb09c8
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   44:     0x58d118e733da - std::panic::catch_unwind::ha0d5dfbf18fdeda5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   45:     0x58d118e733da - std::thread::Builder::spawn_unchecked_::{{closure}}::hbe79182bd37949c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   46:     0x58d118e733da - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc096c4a06972fde5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x58d118ee34e7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h47377e27fb938a26
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   48:     0x58d118ee34e7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h72f1fe5d095abf57
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   49:     0x58d118ee34e7 - std::sys::pal::unix::thread::Thread::new::thread_start::h0a4d8e1b9c0d38cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   50:     0x7cae3b73eaa4 - <unknown>
[INFO] [stdout]   51:     0x7cae3b7cba34 - clone
[INFO] [stdout]   52:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- test_eval_expr stdout ----
[INFO] [stdout] "" BinOp("+", BinOp("-", BinOp("+", Call("write_int", Some(BinOp("*", Call("read_int", None), Ident("k")))), Call("write_char", Some(Int(10)))), Int(10)), UnOp("*", BinOp("+", Call("malloc", Some(Int(2))), Int(1))))
[INFO] [stdout] 
[INFO] [stdout] thread 'test_eval_expr' panicked at src/lib.rs:36:29:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Parse("", "__try_read_var__")
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58d118ede642 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58d118ede642 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58d118ede642 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x58d118ede642 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x58d118f04103 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x58d118f04103 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x58d118edb743 - std::io::default_write_fmt::hdb7615052be2ba4d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58d118edb743 - std::io::Write::write_fmt::he1bcd251ec6e4153
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x58d118ede492 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x58d118edfbac - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x58d118edfa02 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x58d118ea7514 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h178a5fcedee41e2f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x58d118ea7514 - test::test_main_with_exit_callback::{{closure}}::h951a41e0149d6d5d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x58d118ee058b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h13602080f5b63276
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x58d118ee058b - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x58d118ee035a - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x58d118edeb39 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x58d118edffed - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x58d118f02410 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x58d118f02786 - core::result::unwrap_failed::h31c9775ec1a50121
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x58d118e6262a - core::result::Result<T,E>::unwrap::h26527bfc5e4d5617
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x58d118e6262a - nom_learn::builtin_callables::{{closure}}::hf0251a8541f074e2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:36:29
[INFO] [stdout]   22:     0x58d118e63241 - <alloc::boxed::Box<F,A> as core::ops::function::FnMut<Args>>::call_mut::habb71705ad921239
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1978:9
[INFO] [stdout]   23:     0x58d118e63241 - nom_learn::Expr::eval::h312053b3b3790c89
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:146:21
[INFO] [stdout]   24:     0x58d118e62de7 - nom_learn::Expr::eval::h312053b3b3790c89
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:70:27
[INFO] [stdout]   25:     0x58d118e62b5c - nom_learn::Expr::eval::{{closure}}::h70cb945d623d8379
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:144:46
[INFO] [stdout]   26:     0x58d118e62b5c - core::option::Option<T>::and_then::hd04ca063e440cce9
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/option.rs:1509:24
[INFO] [stdout]   27:     0x58d118e62b5c - nom_learn::Expr::eval::h312053b3b3790c89
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:144:26
[INFO] [stdout]   28:     0x58d118e627f4 - nom_learn::Expr::eval::h312053b3b3790c89
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:68:27
[INFO] [stdout]   29:     0x58d118e62bac - nom_learn::Expr::eval::h312053b3b3790c89
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:69:27
[INFO] [stdout]   30:     0x58d118e627f4 - nom_learn::Expr::eval::h312053b3b3790c89
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:68:27
[INFO] [stdout]   31:     0x58d118e5e8f7 - nom_learn::test_eval_expr::h1cc8b1589861fabc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:502:16
[INFO] [stdout]   32:     0x58d118e5e8f7 - nom_learn::test_eval_expr::{{closure}}::h5e84483786b32abb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:494:20
[INFO] [stdout]   33:     0x58d118e5e8f7 - core::ops::function::FnOnce::call_once::h501966b64c996b26
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   34:     0x58d118eacc9b - core::ops::function::FnOnce::call_once::h2869fb5b0a2b0bdc
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   35:     0x58d118eacc9b - test::__rust_begin_short_backtrace::h7dd7142bd62fa711
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:648:18
[INFO] [stdout]   36:     0x58d118eabe8e - test::run_test_in_process::{{closure}}::h43a753f038d36b3f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:74
[INFO] [stdout]   37:     0x58d118eabe8e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0ca95dd3e12d1e16
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x58d118eabe8e - std::panicking::catch_unwind::do_call::he308587d70ac34ba
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x58d118eabe8e - std::panicking::catch_unwind::h30dcba31973e8fb0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x58d118eabe8e - std::panic::catch_unwind::hfb68364e5621fbee
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x58d118eabe8e - test::run_test_in_process::hcdcc2977903b998a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:27
[INFO] [stdout]   42:     0x58d118eabe8e - test::run_test::{{closure}}::h544a6550958c5d14
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:592:43
[INFO] [stdout]   43:     0x58d118e6fa04 - test::run_test::{{closure}}::hb172e48ebe2b92c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:622:41
[INFO] [stdout]   44:     0x58d118e6fa04 - std::sys::backtrace::__rust_begin_short_backtrace::h7e79d8706638bea0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   45:     0x58d118e733da - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc4a275f1e71b8ab0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   46:     0x58d118e733da - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h01ed0d242df78cfd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   47:     0x58d118e733da - std::panicking::catch_unwind::do_call::h052f373fb905fee0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   48:     0x58d118e733da - std::panicking::catch_unwind::hb425d20c8ffb09c8
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   49:     0x58d118e733da - std::panic::catch_unwind::ha0d5dfbf18fdeda5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   50:     0x58d118e733da - std::thread::Builder::spawn_unchecked_::{{closure}}::hbe79182bd37949c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   51:     0x58d118e733da - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc096c4a06972fde5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   52:     0x58d118ee34e7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h47377e27fb938a26
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   53:     0x58d118ee34e7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h72f1fe5d095abf57
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   54:     0x58d118ee34e7 - std::sys::pal::unix::thread::Thread::new::thread_start::h0a4d8e1b9c0d38cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   55:     0x7cae3b73eaa4 - <unknown>
[INFO] [stdout]   56:     0x7cae3b7cba34 - clone
[INFO] [stdout]   57:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_eval_expr
[INFO] [stdout]     test_exec_cmd
[INFO] [stdout]     test_typ
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "c52acedbf8add2b2c5fa154440b6004ce237523d81bc175b1d500fc12d0cb6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c52acedbf8add2b2c5fa154440b6004ce237523d81bc175b1d500fc12d0cb6ca", kill_on_drop: false }`
[INFO] [stdout] c52acedbf8add2b2c5fa154440b6004ce237523d81bc175b1d500fc12d0cb6ca
