[INFO] cloning repository https://github.com/notaphplover/artlr_lex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/notaphplover/artlr_lex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotaphplover%2Fartlr_lex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotaphplover%2Fartlr_lex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4bb9a4342560311a03b269d7fbed1f84824c70d
[INFO] checking notaphplover/artlr_lex against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotaphplover%2Fartlr_lex" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/notaphplover/artlr_lex on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/notaphplover/artlr_lex
[INFO] finished tweaking git repo https://github.com/notaphplover/artlr_lex
[INFO] tweaked toml for git repo https://github.com/notaphplover/artlr_lex written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "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] 0e983d554369d0fab85514c04f846530212978d50ae6d8a4749f32bf36f16fb1
[INFO] running `Command { std: "docker" "start" "-a" "0e983d554369d0fab85514c04f846530212978d50ae6d8a4749f32bf36f16fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e983d554369d0fab85514c04f846530212978d50ae6d8a4749f32bf36f16fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e983d554369d0fab85514c04f846530212978d50ae6d8a4749f32bf36f16fb1", kill_on_drop: false }`
[INFO] [stdout] 0e983d554369d0fab85514c04f846530212978d50ae6d8a4749f32bf36f16fb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "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] 72687f4e9f575852c1535bed38ea07d6fa0f15333d3ecc449dc2a4adf6d81aec
[INFO] running `Command { std: "docker" "start" "-a" "72687f4e9f575852c1535bed38ea07d6fa0f15333d3ecc449dc2a4adf6d81aec", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking artlr_lex v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.37s
[INFO] running `Command { std: "docker" "inspect" "72687f4e9f575852c1535bed38ea07d6fa0f15333d3ecc449dc2a4adf6d81aec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72687f4e9f575852c1535bed38ea07d6fa0f15333d3ecc449dc2a4adf6d81aec", kill_on_drop: false }`
[INFO] [stdout] 72687f4e9f575852c1535bed38ea07d6fa0f15333d3ecc449dc2a4adf6d81aec