[INFO] cloning repository https://github.com/pirtleshell/expression_parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pirtleshell/expression_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpirtleshell%2Fexpression_parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpirtleshell%2Fexpression_parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad06eef73a8fa0f669ac33dc53626ec6cf24bd3b
[INFO] checking pirtleshell/expression_parser against master#9c3064e131f4939cc95a29bb11413c49bbda1491 for pr-144098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpirtleshell%2Fexpression_parser" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pirtleshell/expression_parser
[INFO] finished tweaking git repo https://github.com/pirtleshell/expression_parser
[INFO] tweaked toml for git repo https://github.com/pirtleshell/expression_parser written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pirtleshell/expression_parser on toolchain 9c3064e131f4939cc95a29bb11413c49bbda1491
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pirtleshell/expression_parser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81081453bb39bc754ba78b1b6ef08f2fbbc0ca7023dbcd0e43410e91d4607df9
[INFO] running `Command { std: "docker" "start" "-a" "81081453bb39bc754ba78b1b6ef08f2fbbc0ca7023dbcd0e43410e91d4607df9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81081453bb39bc754ba78b1b6ef08f2fbbc0ca7023dbcd0e43410e91d4607df9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81081453bb39bc754ba78b1b6ef08f2fbbc0ca7023dbcd0e43410e91d4607df9", kill_on_drop: false }`
[INFO] [stdout] 81081453bb39bc754ba78b1b6ef08f2fbbc0ca7023dbcd0e43410e91d4607df9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63ba3d2b329afb55616f7d6b3c0c8d319bb1dc565dd77823a42b2b8327bdfc9c
[INFO] running `Command { std: "docker" "start" "-a" "63ba3d2b329afb55616f7d6b3c0c8d319bb1dc565dd77823a42b2b8327bdfc9c", kill_on_drop: false }`
[INFO] [stderr]     Checking expression_parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/tokenizer.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn new(mut chars: Chars<'a>) -> Tokenizer {
[INFO] [stdout]    |                                 ^^      --------- the lifetime gets resolved as `'a`
[INFO] [stdout]    |                                 |
[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 consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn new(mut chars: Chars<'a>) -> Tokenizer<'a> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/parser.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(expression: &str) -> Parser {
[INFO] [stdout]   |                            ^^^^     ------ the lifetime gets resolved as `'_`
[INFO] [stdout]   |                            |
[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] 9 |     pub fn new(expression: &str) -> Parser<'_> {
[INFO] [stdout]   |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/tokenizer.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn new(mut chars: Chars<'a>) -> Tokenizer {
[INFO] [stdout]    |                                 ^^      --------- the lifetime gets resolved as `'a`
[INFO] [stdout]    |                                 |
[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 consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn new(mut chars: Chars<'a>) -> Tokenizer<'a> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/parser.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(expression: &str) -> Parser {
[INFO] [stdout]   |                            ^^^^     ------ the lifetime gets resolved as `'_`
[INFO] [stdout]   |                            |
[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] 9 |     pub fn new(expression: &str) -> Parser<'_> {
[INFO] [stdout]   |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/parser.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(expression: &str) -> Parser {
[INFO] [stdout]   |                            ^^^^     ------ the lifetime gets resolved as `'_`
[INFO] [stdout]   |                            |
[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] 9 |     pub fn new(expression: &str) -> Parser<'_> {
[INFO] [stdout]   |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/tokenizer.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn new(mut chars: Chars<'a>) -> Tokenizer {
[INFO] [stdout]    |                                 ^^      --------- the lifetime gets resolved as `'a`
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn new(mut chars: Chars<'a>) -> Tokenizer<'a> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/parser.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(expression: &str) -> Parser {
[INFO] [stdout]   |                            ^^^^     ------ the lifetime gets resolved as `'_`
[INFO] [stdout]   |                            |
[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] 9 |     pub fn new(expression: &str) -> Parser<'_> {
[INFO] [stdout]   |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/tokenizer.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn new(mut chars: Chars<'a>) -> Tokenizer {
[INFO] [stdout]    |                                 ^^      --------- the lifetime gets resolved as `'a`
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn new(mut chars: Chars<'a>) -> Tokenizer<'a> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "63ba3d2b329afb55616f7d6b3c0c8d319bb1dc565dd77823a42b2b8327bdfc9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63ba3d2b329afb55616f7d6b3c0c8d319bb1dc565dd77823a42b2b8327bdfc9c", kill_on_drop: false }`
[INFO] [stdout] 63ba3d2b329afb55616f7d6b3c0c8d319bb1dc565dd77823a42b2b8327bdfc9c