[INFO] cloning repository https://github.com/TXPGhost/lx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TXPGhost/lx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTXPGhost%2Flx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTXPGhost%2Flx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0274659f3b6ea8df5ae6ebc88e3beac8e55f52bd
[INFO] checking TXPGhost/lx against 47574b82ff3fe9b0a45ff65a4fe189e295ecb748 for pr-160780
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTXPGhost%2Flx" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TXPGhost/lx
[INFO] finished tweaking git repo https://github.com/TXPGhost/lx
[INFO] tweaked toml for git repo https://github.com/TXPGhost/lx written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TXPGhost/lx on toolchain 47574b82ff3fe9b0a45ff65a4fe189e295ecb748
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47574b82ff3fe9b0a45ff65a4fe189e295ecb748" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TXPGhost/lx 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" "+47574b82ff3fe9b0a45ff65a4fe189e295ecb748" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 40fc2153782e8967fd64f4210cf071783ff638ab051e87e0d1dcdbaa195192dd
[INFO] running `Command { std: "docker" "start" "40fc2153782e8967fd64f4210cf071783ff638ab051e87e0d1dcdbaa195192dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40fc2153782e8967fd64f4210cf071783ff638ab051e87e0d1dcdbaa195192dd", 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" "40fc2153782e8967fd64f4210cf071783ff638ab051e87e0d1dcdbaa195192dd" "/opt/rustwide/cargo-home/bin/cargo" "+47574b82ff3fe9b0a45ff65a4fe189e295ecb748" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40fc2153782e8967fd64f4210cf071783ff638ab051e87e0d1dcdbaa195192dd", 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" "40fc2153782e8967fd64f4210cf071783ff638ab051e87e0d1dcdbaa195192dd" "/opt/rustwide/cargo-home/bin/cargo" "+47574b82ff3fe9b0a45ff65a4fe189e295ecb748" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling logos-codegen v0.15.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]     Checking colored v3.0.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling logos-derive v0.15.1
[INFO] [stderr]     Checking logos v0.15.1
[INFO] [stderr]     Checking lx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ast/pretty_print.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn with_expand(&self, expand: bool) -> PrettyPrintContext {
[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] 55 |     pub fn with_expand(&self, expand: bool) -> PrettyPrintContext<'_> {
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ast/pretty_print.rs:62:24
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn with_colors(&self, colors: bool) -> PrettyPrintContext {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn with_colors(&self, colors: bool) -> PrettyPrintContext<'_> {
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ast/pretty_print.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn with_expand(&self, expand: bool) -> PrettyPrintContext {
[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] 55 |     pub fn with_expand(&self, expand: bool) -> PrettyPrintContext<'_> {
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ast/pretty_print.rs:62:24
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn with_colors(&self, colors: bool) -> PrettyPrintContext {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn with_colors(&self, colors: bool) -> PrettyPrintContext<'_> {
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.76s
[INFO] running `Command { std: "docker" "inspect" "40fc2153782e8967fd64f4210cf071783ff638ab051e87e0d1dcdbaa195192dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40fc2153782e8967fd64f4210cf071783ff638ab051e87e0d1dcdbaa195192dd", kill_on_drop: false }`
[INFO] [stdout] 40fc2153782e8967fd64f4210cf071783ff638ab051e87e0d1dcdbaa195192dd