[INFO] updating cached repository https://github.com/nuew/margen
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c19ecf0f75d01b6fd67e71d87d11cffefcac93cd
[INFO] checking nuew/margen against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuew%2Fmargen" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nuew/margen on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/nuew/margen
[INFO] finished tweaking git repo https://github.com/nuew/margen
[INFO] tweaked toml for git repo https://github.com/nuew/margen written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/nuew/margen already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4d20ea81a8342ab953f2698d58f2ad5b2907ecb51e2b21c70cecbd7d7b879019
[INFO] running `"docker" "start" "-a" "4d20ea81a8342ab953f2698d58f2ad5b2907ecb51e2b21c70cecbd7d7b879019"`
[INFO] [stderr]    Compiling lua52-sys v0.0.4
[INFO] [stderr]     Checking enum_primitive v0.1.0
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking image v0.10.3
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking hlua v0.1.9
[INFO] [stderr]     Checking margen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generator.rs:98:30
[INFO] [stderr]    |
[INFO] [stderr] 98 |   fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/generator.rs:90:47
[INFO] [stderr]    |
[INFO] [stderr] 90 |           LuaError::ReadError(ref err) => err.description(),
[INFO] [stderr]    |                                               ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generator.rs:98:30
[INFO] [stderr]    |
[INFO] [stderr] 98 |   fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/generator.rs:90:47
[INFO] [stderr]    |
[INFO] [stderr] 90 |           LuaError::ReadError(ref err) => err.description(),
[INFO] [stderr]    |                                               ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.18s
[INFO] running `"docker" "inspect" "4d20ea81a8342ab953f2698d58f2ad5b2907ecb51e2b21c70cecbd7d7b879019"`
[INFO] running `"docker" "rm" "-f" "4d20ea81a8342ab953f2698d58f2ad5b2907ecb51e2b21c70cecbd7d7b879019"`
[INFO] [stdout] 4d20ea81a8342ab953f2698d58f2ad5b2907ecb51e2b21c70cecbd7d7b879019