[INFO] cloning repository https://github.com/thomascastleman/lex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thomascastleman/lex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomascastleman%2Flex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomascastleman%2Flex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d2d3c466d1891b6275809a5fec99b312d7a06f0
[INFO] checking thomascastleman/lex against try#48c9d93cf65d550d124c40108859fd993778c157 for pr-153692-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomascastleman%2Flex" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thomascastleman/lex
[INFO] finished tweaking git repo https://github.com/thomascastleman/lex
[INFO] tweaked toml for git repo https://github.com/thomascastleman/lex written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thomascastleman/lex on toolchain 48c9d93cf65d550d124c40108859fd993778c157
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+48c9d93cf65d550d124c40108859fd993778c157" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thomascastleman/lex 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" "+48c9d93cf65d550d124c40108859fd993778c157" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+48c9d93cf65d550d124c40108859fd993778c157" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f682beb76363ad8916e615db57d4df25a859942b7097744944e02d45c6d55ba6
[INFO] running `Command { std: "docker" "start" "-a" "f682beb76363ad8916e615db57d4df25a859942b7097744944e02d45c6d55ba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f682beb76363ad8916e615db57d4df25a859942b7097744944e02d45c6d55ba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f682beb76363ad8916e615db57d4df25a859942b7097744944e02d45c6d55ba6", kill_on_drop: false }`
[INFO] [stdout] f682beb76363ad8916e615db57d4df25a859942b7097744944e02d45c6d55ba6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+48c9d93cf65d550d124c40108859fd993778c157" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b71f02c131e1956ad3bd914cf30f7f3c2677537223af3b837306530a66ee24f8
[INFO] running `Command { std: "docker" "start" "-a" "b71f02c131e1956ad3bd914cf30f7f3c2677537223af3b837306530a66ee24f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking lex v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:310:37
[INFO] [stdout]     |
[INFO] [stdout] 310 |             fn new(t: TokenType, l: &str) -> Token {
[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] 310 |             fn new(t: TokenType, l: &str) -> Token<'_> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.91s
[INFO] running `Command { std: "docker" "inspect" "b71f02c131e1956ad3bd914cf30f7f3c2677537223af3b837306530a66ee24f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b71f02c131e1956ad3bd914cf30f7f3c2677537223af3b837306530a66ee24f8", kill_on_drop: false }`
[INFO] [stdout] b71f02c131e1956ad3bd914cf30f7f3c2677537223af3b837306530a66ee24f8
