[INFO] updating cached repository https://github.com/PhdTrollSlayer/Seminario-Lexer
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b6daefa0e59b7d4d959eac46688a7b1a53f2723b
[INFO] testing PhdTrollSlayer/Seminario-Lexer against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhdTrollSlayer%2FSeminario-Lexer" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PhdTrollSlayer/Seminario-Lexer on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-8/source/Cargo.toml
[INFO] crate git repo https://github.com/PhdTrollSlayer/Seminario-Lexer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 78cecdf9c923267f3b6e535a894a7769e81409807424b29f0925058e7696887f
[INFO] running `"docker" "start" "-a" "78cecdf9c923267f3b6e535a894a7769e81409807424b29f0925058e7696887f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling base-x v0.2.5
[INFO] [stderr]    Compiling lexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `filtro`
[INFO] [stderr]   --> src/main.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let filtro: Vec<char> = vec!['\t', '\r', '\n', ','];
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_filtro`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `"docker" "inspect" "78cecdf9c923267f3b6e535a894a7769e81409807424b29f0925058e7696887f"`
[INFO] running `"docker" "rm" "-f" "78cecdf9c923267f3b6e535a894a7769e81409807424b29f0925058e7696887f"`
[INFO] [stdout] 78cecdf9c923267f3b6e535a894a7769e81409807424b29f0925058e7696887f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 32023a94019e7d88bf1172892e01368180aea5df735db1c9e7be030703bf15ef
[INFO] running `"docker" "start" "-a" "32023a94019e7d88bf1172892e01368180aea5df735db1c9e7be030703bf15ef"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling lexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `filtro`
[INFO] [stderr]   --> src/main.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let filtro: Vec<char> = vec!['\t', '\r', '\n', ','];
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_filtro`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "32023a94019e7d88bf1172892e01368180aea5df735db1c9e7be030703bf15ef"`
[INFO] running `"docker" "rm" "-f" "32023a94019e7d88bf1172892e01368180aea5df735db1c9e7be030703bf15ef"`
[INFO] [stdout] 32023a94019e7d88bf1172892e01368180aea5df735db1c9e7be030703bf15ef
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f8772678f796b4cf4bb27e91a788629155a910ad78a5c70000839affbf8167d
[INFO] running `"docker" "start" "-a" "5f8772678f796b4cf4bb27e91a788629155a910ad78a5c70000839affbf8167d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `filtro`
[INFO] [stderr]   --> src/main.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let filtro: Vec<char> = vec!['\t', '\r', '\n', ','];
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_filtro`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lexer-20153a29c66bf077
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5f8772678f796b4cf4bb27e91a788629155a910ad78a5c70000839affbf8167d"`
[INFO] running `"docker" "rm" "-f" "5f8772678f796b4cf4bb27e91a788629155a910ad78a5c70000839affbf8167d"`
[INFO] [stdout] 5f8772678f796b4cf4bb27e91a788629155a910ad78a5c70000839affbf8167d