[INFO] cloning repository https://github.com/proxin187/lexin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/proxin187/lexin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fproxin187%2Flexin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fproxin187%2Flexin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd275fa98b1c5d961d27fc7471b3bb686f0c189e
[INFO] checking proxin187/lexin against try#e622d8d7bed4f2668d446e06c6c1436ecae15796 for pr-156776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fproxin187%2Flexin" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/proxin187/lexin
[INFO] finished tweaking git repo https://github.com/proxin187/lexin
[INFO] tweaked toml for git repo https://github.com/proxin187/lexin written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/proxin187/lexin on toolchain e622d8d7bed4f2668d446e06c6c1436ecae15796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/proxin187/lexin 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" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argin v0.1.0
[INFO] [stderr]   Downloaded lib-lexin v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6288b5d3775c1ca6218b431edd8d4b4e91f86b6b8e4a22dc35afb3af7cb7cf2
[INFO] running `Command { std: "docker" "start" "-a" "b6288b5d3775c1ca6218b431edd8d4b4e91f86b6b8e4a22dc35afb3af7cb7cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6288b5d3775c1ca6218b431edd8d4b4e91f86b6b8e4a22dc35afb3af7cb7cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6288b5d3775c1ca6218b431edd8d4b4e91f86b6b8e4a22dc35afb3af7cb7cf2", kill_on_drop: false }`
[INFO] [stdout] b6288b5d3775c1ca6218b431edd8d4b4e91f86b6b8e4a22dc35afb3af7cb7cf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fbf184b6afcf91e3989037a1488d5f91f7ecff81fef14f23b06ffcf49057b35
[INFO] running `Command { std: "docker" "start" "-a" "7fbf184b6afcf91e3989037a1488d5f91f7ecff81fef14f23b06ffcf49057b35", kill_on_drop: false }`
[INFO] [stderr]     Checking argin v0.1.0
[INFO] [stderr]     Checking lib-lexin v0.1.0
[INFO] [stderr]     Checking lexin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser/mod.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn parse(&self) -> Result<Lexer, Box<dyn std::error::Error>> {
[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] 38 |     pub fn parse(&self) -> Result<Lexer<'_>, Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser/mod.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn parse(&self) -> Result<Lexer, Box<dyn std::error::Error>> {
[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] 38 |     pub fn parse(&self) -> Result<Lexer<'_>, Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parser/mod.rs:101:24
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn new(tokens: &Vec<Token>) -> Parser {
[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] 101 |     pub fn new(tokens: &Vec<Token>) -> Parser<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parser/mod.rs:101:24
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn new(tokens: &Vec<Token>) -> Parser {
[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] 101 |     pub fn new(tokens: &Vec<Token>) -> Parser<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "7fbf184b6afcf91e3989037a1488d5f91f7ecff81fef14f23b06ffcf49057b35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fbf184b6afcf91e3989037a1488d5f91f7ecff81fef14f23b06ffcf49057b35", kill_on_drop: false }`
[INFO] [stdout] 7fbf184b6afcf91e3989037a1488d5f91f7ecff81fef14f23b06ffcf49057b35
