[INFO] updating cached repository https://github.com/guthrum/Lua
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6ae2b4ea126f47d7d1b1b802704b91f8770adbe
[INFO] testing guthrum/Lua against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguthrum%2FLua" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guthrum/Lua on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/guthrum/Lua
[INFO] finished tweaking git repo https://github.com/guthrum/Lua
[INFO] tweaked toml for git repo https://github.com/guthrum/Lua written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/guthrum/Lua already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0470235c0f7e7bce6b97d8c31ddfa3e7fa179a7bbae45fb473c6d71fabb4a460
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0470235c0f7e7bce6b97d8c31ddfa3e7fa179a7bbae45fb473c6d71fabb4a460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0470235c0f7e7bce6b97d8c31ddfa3e7fa179a7bbae45fb473c6d71fabb4a460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0470235c0f7e7bce6b97d8c31ddfa3e7fa179a7bbae45fb473c6d71fabb4a460", kill_on_drop: false }`
[INFO] [stdout] 0470235c0f7e7bce6b97d8c31ddfa3e7fa179a7bbae45fb473c6d71fabb4a460
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4a6c6f81a4a7e4d5d0dfd10ede2bfcab72901db1968e16b6bd28546a2204094
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a4a6c6f81a4a7e4d5d0dfd10ede2bfcab72901db1968e16b6bd28546a2204094", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling ucd-util v0.1.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.10
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling regex v1.2.0
[INFO] [stderr]    Compiling lua-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `kind`
[INFO] [stdout]    --> src/lexer/lexer.rs:169:18
[INFO] [stdout]     |
[INFO] [stdout] 169 |             for (kind, regex, generator) in &token_generators {
[INFO] [stdout]     |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_kind`
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.63s
[INFO] running `Command { std: "docker" "inspect" "a4a6c6f81a4a7e4d5d0dfd10ede2bfcab72901db1968e16b6bd28546a2204094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4a6c6f81a4a7e4d5d0dfd10ede2bfcab72901db1968e16b6bd28546a2204094", kill_on_drop: false }`
[INFO] [stdout] a4a6c6f81a4a7e4d5d0dfd10ede2bfcab72901db1968e16b6bd28546a2204094
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--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] 52fa7434af306e76bb9a31c3ecd5f3eac01cc8288969fa38f202fb49b94f2d2a
[INFO] running `Command { std: "docker" "start" "-a" "52fa7434af306e76bb9a31c3ecd5f3eac01cc8288969fa38f202fb49b94f2d2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lua-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `kind`
[INFO] [stdout]    --> src/lexer/lexer.rs:169:18
[INFO] [stdout]     |
[INFO] [stdout] 169 |             for (kind, regex, generator) in &token_generators {
[INFO] [stdout]     |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_kind`
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "52fa7434af306e76bb9a31c3ecd5f3eac01cc8288969fa38f202fb49b94f2d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52fa7434af306e76bb9a31c3ecd5f3eac01cc8288969fa38f202fb49b94f2d2a", kill_on_drop: false }`
[INFO] [stdout] 52fa7434af306e76bb9a31c3ecd5f3eac01cc8288969fa38f202fb49b94f2d2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2dde14810d217f0e39838fc909f3bc7b7e5a8759d91f318362b5f88b525dd530
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2dde14810d217f0e39838fc909f3bc7b7e5a8759d91f318362b5f88b525dd530", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `kind`
[INFO] [stdout] 
[INFO] [stderr]    --> src/lexer/lexer.rs:169:18
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 169 |             for (kind, regex, generator) in &token_generators {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]     |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_kind`
[INFO] [stdout] 
[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/lua_parser-536a49621a2c6d7e
[INFO] running `Command { std: "docker" "inspect" "2dde14810d217f0e39838fc909f3bc7b7e5a8759d91f318362b5f88b525dd530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dde14810d217f0e39838fc909f3bc7b7e5a8759d91f318362b5f88b525dd530", kill_on_drop: false }`
[INFO] [stdout] 2dde14810d217f0e39838fc909f3bc7b7e5a8759d91f318362b5f88b525dd530