[INFO] fetching crate regex-cpp-bindings 0.5.0-prerelease...
[INFO] checking regex-cpp-bindings-0.5.0-prerelease against 5f93549e108157f071a34f220b74b25690496aa1 for pr-162986
[INFO] extracting crate regex-cpp-bindings 0.5.0-prerelease into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate regex-cpp-bindings 0.5.0-prerelease
[INFO] finished tweaking crates.io crate regex-cpp-bindings 0.5.0-prerelease
[INFO] tweaked toml for crates.io crate regex-cpp-bindings 0.5.0-prerelease written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate regex-cpp-bindings 0.5.0-prerelease on toolchain 5f93549e108157f071a34f220b74b25690496aa1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5f93549e108157f071a34f220b74b25690496aa1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate regex-cpp-bindings 0.5.0-prerelease 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" "+5f93549e108157f071a34f220b74b25690496aa1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: `regex-cpp-bindings` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d37767f1e460ca6acc0820eb70101cbb8c080261cea80f9c7eafe9f93d3e4ef4
[INFO] running `Command { std: "docker" "start" "d37767f1e460ca6acc0820eb70101cbb8c080261cea80f9c7eafe9f93d3e4ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d37767f1e460ca6acc0820eb70101cbb8c080261cea80f9c7eafe9f93d3e4ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d37767f1e460ca6acc0820eb70101cbb8c080261cea80f9c7eafe9f93d3e4ef4" "/opt/rustwide/cargo-home/bin/cargo" "+5f93549e108157f071a34f220b74b25690496aa1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d37767f1e460ca6acc0820eb70101cbb8c080261cea80f9c7eafe9f93d3e4ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d37767f1e460ca6acc0820eb70101cbb8c080261cea80f9c7eafe9f93d3e4ef4" "/opt/rustwide/cargo-home/bin/cargo" "+5f93549e108157f071a34f220b74b25690496aa1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: `regex-cpp-bindings` (manifest) generated 1 warning
[INFO] [stderr]     Checking aho-corasick v1.1.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]     Checking regex-cpp-bindings v0.5.0-prerelease (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> rust/lib.rs:554:26
[INFO] [stdout]     |
[INFO] [stdout] 554 |     pub fn capture_names(&self) -> CaptureNames {
[INFO] [stdout]     |                          ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 554 |     pub fn capture_names(&self) -> CaptureNames<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling googletest_macro v0.14.3
[INFO] [stderr]     Checking googletest v0.14.3
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> rust/lib.rs:554:26
[INFO] [stdout]     |
[INFO] [stdout] 554 |     pub fn capture_names(&self) -> CaptureNames {
[INFO] [stdout]     |                          ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 554 |     pub fn capture_names(&self) -> CaptureNames<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.13s
[INFO] running `Command { std: "docker" "inspect" "d37767f1e460ca6acc0820eb70101cbb8c080261cea80f9c7eafe9f93d3e4ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d37767f1e460ca6acc0820eb70101cbb8c080261cea80f9c7eafe9f93d3e4ef4", kill_on_drop: false }`
[INFO] [stdout] d37767f1e460ca6acc0820eb70101cbb8c080261cea80f9c7eafe9f93d3e4ef4
