[INFO] cloning repository https://github.com/alex05447/rlua_ext
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alex05447/rlua_ext" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex05447%2Frlua_ext", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex05447%2Frlua_ext'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c243c92d50c55af061984a0cf3db62e4f95b7ad
[INFO] checking alex05447/rlua_ext against master#49b6ac01d6f4c3da812039ae846407a20961aa4c for pr-154887
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex05447%2Frlua_ext" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/alex05447/rlua_ext
[INFO] finished tweaking git repo https://github.com/alex05447/rlua_ext
[INFO] tweaked toml for git repo https://github.com/alex05447/rlua_ext written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alex05447/rlua_ext on toolchain 49b6ac01d6f4c3da812039ae846407a20961aa4c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49b6ac01d6f4c3da812039ae846407a20961aa4c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/alex05447/rlua_ext already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49b6ac01d6f4c3da812039ae846407a20961aa4c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-traits v0.2.10
[INFO] [stderr]   Downloaded memchr v2.2.1
[INFO] [stderr]   Downloaded cc v1.0.49
[INFO] [stderr]   Downloaded rlua v0.17.0
[INFO] [stderr]   Downloaded bstr v0.2.8
[INFO] [stderr]   Downloaded libc v0.2.66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+49b6ac01d6f4c3da812039ae846407a20961aa4c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 813f31c7dbedc7e238aa4a45ebe9d425dfc48724646e4c6a455e6a7d01765b94
[INFO] running `Command { std: "docker" "start" "-a" "813f31c7dbedc7e238aa4a45ebe9d425dfc48724646e4c6a455e6a7d01765b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "813f31c7dbedc7e238aa4a45ebe9d425dfc48724646e4c6a455e6a7d01765b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "813f31c7dbedc7e238aa4a45ebe9d425dfc48724646e4c6a455e6a7d01765b94", kill_on_drop: false }`
[INFO] [stdout] 813f31c7dbedc7e238aa4a45ebe9d425dfc48724646e4c6a455e6a7d01765b94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+49b6ac01d6f4c3da812039ae846407a20961aa4c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a0d9741f5eab0d8d69374111148ac2279b90a220d3a885df6307fd85b5f5a8e
[INFO] running `Command { std: "docker" "start" "-a" "4a0d9741f5eab0d8d69374111148ac2279b90a220d3a885df6307fd85b5f5a8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling cc v1.0.49
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]    Compiling rlua v0.17.0
[INFO] [stderr]     Checking rlua_ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.28s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rlua v0.17.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "4a0d9741f5eab0d8d69374111148ac2279b90a220d3a885df6307fd85b5f5a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a0d9741f5eab0d8d69374111148ac2279b90a220d3a885df6307fd85b5f5a8e", kill_on_drop: false }`
[INFO] [stdout] 4a0d9741f5eab0d8d69374111148ac2279b90a220d3a885df6307fd85b5f5a8e