[INFO] cloning repository https://github.com/adelhult/test-lua-and-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adelhult/test-lua-and-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadelhult%2Ftest-lua-and-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadelhult%2Ftest-lua-and-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75c5544c6ca4ea8d9a410044db68e0f1d05d3611
[INFO] checking adelhult/test-lua-and-rust against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadelhult%2Ftest-lua-and-rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adelhult/test-lua-and-rust on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adelhult/test-lua-and-rust
[INFO] finished tweaking git repo https://github.com/adelhult/test-lua-and-rust
[INFO] tweaked toml for git repo https://github.com/adelhult/test-lua-and-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/adelhult/test-lua-and-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bstr v0.2.11
[INFO] [stderr]   Downloaded rlua v0.17.0
[INFO] [stderr]   Downloaded rustyline v6.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e985e07c53a6b43bfed9b5e78c2a0e6eeef6d0245b437d97a545729b38fc6607
[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" "e985e07c53a6b43bfed9b5e78c2a0e6eeef6d0245b437d97a545729b38fc6607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e985e07c53a6b43bfed9b5e78c2a0e6eeef6d0245b437d97a545729b38fc6607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e985e07c53a6b43bfed9b5e78c2a0e6eeef6d0245b437d97a545729b38fc6607", kill_on_drop: false }`
[INFO] [stdout] e985e07c53a6b43bfed9b5e78c2a0e6eeef6d0245b437d97a545729b38fc6607
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90fb8ebd7d3f3f919fca0af095d29cbc0b406676cb5b70334675c3f0f20c935e
[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" "90fb8ebd7d3f3f919fca0af095d29cbc0b406676cb5b70334675c3f0f20c935e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling rlua v0.17.0
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rustyline v6.0.0
[INFO] [stderr]     Checking lua-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.40s
[INFO] running `Command { std: "docker" "inspect" "90fb8ebd7d3f3f919fca0af095d29cbc0b406676cb5b70334675c3f0f20c935e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90fb8ebd7d3f3f919fca0af095d29cbc0b406676cb5b70334675c3f0f20c935e", kill_on_drop: false }`
[INFO] [stdout] 90fb8ebd7d3f3f919fca0af095d29cbc0b406676cb5b70334675c3f0f20c935e