[INFO] cloning repository https://github.com/PhdTrollSlayer/Seminario-Lexer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PhdTrollSlayer/Seminario-Lexer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhdTrollSlayer%2FSeminario-Lexer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhdTrollSlayer%2FSeminario-Lexer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6daefa0e59b7d4d959eac46688a7b1a53f2723b
[INFO] checking PhdTrollSlayer/Seminario-Lexer against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhdTrollSlayer%2FSeminario-Lexer" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PhdTrollSlayer/Seminario-Lexer on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PhdTrollSlayer/Seminario-Lexer
[INFO] finished tweaking git repo https://github.com/PhdTrollSlayer/Seminario-Lexer
[INFO] tweaked toml for git repo https://github.com/PhdTrollSlayer/Seminario-Lexer written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/PhdTrollSlayer/Seminario-Lexer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base-x v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ce40323c93f3cd4b4934be9d9b53be422507ff3166e9f2d49e4bdf14255129b6
[INFO] running `Command { std: "docker" "start" "-a" "ce40323c93f3cd4b4934be9d9b53be422507ff3166e9f2d49e4bdf14255129b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce40323c93f3cd4b4934be9d9b53be422507ff3166e9f2d49e4bdf14255129b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce40323c93f3cd4b4934be9d9b53be422507ff3166e9f2d49e4bdf14255129b6", kill_on_drop: false }`
[INFO] [stdout] ce40323c93f3cd4b4934be9d9b53be422507ff3166e9f2d49e4bdf14255129b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ceab37948abc809361fe8a8cfd0a636058db18058971751a962b6d4aa398e489
[INFO] running `Command { std: "docker" "start" "-a" "ceab37948abc809361fe8a8cfd0a636058db18058971751a962b6d4aa398e489", kill_on_drop: false }`
[INFO] [stderr]     Checking base-x v0.2.5
[INFO] [stderr]     Checking lexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `filtro`
[INFO] [stdout]   --> src/main.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let filtro: Vec<char> = vec!['\t', '\r', '\n', ','];
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_filtro`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filtro`
[INFO] [stdout]   --> src/main.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let filtro: Vec<char> = vec!['\t', '\r', '\n', ','];
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_filtro`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "ceab37948abc809361fe8a8cfd0a636058db18058971751a962b6d4aa398e489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceab37948abc809361fe8a8cfd0a636058db18058971751a962b6d4aa398e489", kill_on_drop: false }`
[INFO] [stdout] ceab37948abc809361fe8a8cfd0a636058db18058971751a962b6d4aa398e489