[INFO] cloning repository https://github.com/flaghacker/LLLang-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flaghacker/LLLang-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflaghacker%2FLLLang-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflaghacker%2FLLLang-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0fb6140a67b90926486f5066ad5f080d63a2dac3
[INFO] testing flaghacker/LLLang-rs against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflaghacker%2FLLLang-rs" "/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/flaghacker/LLLang-rs 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/flaghacker/LLLang-rs
[INFO] finished tweaking git repo https://github.com/flaghacker/LLLang-rs
[INFO] tweaked toml for git repo https://github.com/flaghacker/LLLang-rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/flaghacker/LLLang-rs 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] 226a41ac8f7e63a0926852a5f6a0e841ff7366301bceb188ce41f28f8c0bd8b0
[INFO] running `"docker" "start" "-a" "226a41ac8f7e63a0926852a5f6a0e841ff7366301bceb188ce41f28f8c0bd8b0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling lllang-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `"docker" "inspect" "226a41ac8f7e63a0926852a5f6a0e841ff7366301bceb188ce41f28f8c0bd8b0"`
[INFO] running `"docker" "rm" "-f" "226a41ac8f7e63a0926852a5f6a0e841ff7366301bceb188ce41f28f8c0bd8b0"`
[INFO] [stdout] 226a41ac8f7e63a0926852a5f6a0e841ff7366301bceb188ce41f28f8c0bd8b0
[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] 02b29b4cfa4acc9e808c34d08bc7b51a5714fb0b572faba36bfe161e950ed69a
[INFO] running `"docker" "start" "-a" "02b29b4cfa4acc9e808c34d08bc7b51a5714fb0b572faba36bfe161e950ed69a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling lllang-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `bi`
[INFO] [stderr]    --> src/util/arena.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |         let bi = arena.push('b');
[INFO] [stderr]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bi`
[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 1.12s
[INFO] running `"docker" "inspect" "02b29b4cfa4acc9e808c34d08bc7b51a5714fb0b572faba36bfe161e950ed69a"`
[INFO] running `"docker" "rm" "-f" "02b29b4cfa4acc9e808c34d08bc7b51a5714fb0b572faba36bfe161e950ed69a"`
[INFO] [stdout] 02b29b4cfa4acc9e808c34d08bc7b51a5714fb0b572faba36bfe161e950ed69a
[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] 8cc95c1c5b70d7f5f3845fa62aba76238c291f0bce5866c84e197d720be07441
[INFO] running `"docker" "start" "-a" "8cc95c1c5b70d7f5f3845fa62aba76238c291f0bce5866c84e197d720be07441"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `bi`
[INFO] [stderr]    --> src/util/arena.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |         let bi = arena.push('b');
[INFO] [stderr]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bi`
[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 0.23s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lllang_rs-0c13bb0b7379ad04
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test util::arena::test::basic ... ok
[INFO] [stdout] test util::arena::test::pop ... ok
[INFO] [stdout] test util::arena::test::pop_twice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8cc95c1c5b70d7f5f3845fa62aba76238c291f0bce5866c84e197d720be07441"`
[INFO] running `"docker" "rm" "-f" "8cc95c1c5b70d7f5f3845fa62aba76238c291f0bce5866c84e197d720be07441"`
[INFO] [stdout] 8cc95c1c5b70d7f5f3845fa62aba76238c291f0bce5866c84e197d720be07441