[INFO] fetching crate grammers-client 0.1.0...
[INFO] checking grammers-client-0.1.0 against try#4662032ab74cd44d423120d08d251dfead4914a0 for pr-72788
[INFO] extracting crate grammers-client 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate grammers-client 0.1.0 on toolchain 4662032ab74cd44d423120d08d251dfead4914a0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate grammers-client 0.1.0
[INFO] finished tweaking crates.io crate grammers-client 0.1.0
[INFO] tweaked toml for crates.io crate grammers-client 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate grammers-client 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded grammers-mtsender v0.1.0
[INFO] [stderr]   Downloaded grammers-session v0.1.0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+4662032ab74cd44d423120d08d251dfead4914a0" "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] d5643e8d4002ab4c3c309a43d5c53cf7b793476d3f0b982f249497dc1a375769
[INFO] running `"docker" "start" "-a" "d5643e8d4002ab4c3c309a43d5c53cf7b793476d3f0b982f249497dc1a375769"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling openssl v0.10.27
[INFO] [stderr]     Checking grammers-session v0.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]     Checking miniz_oxide v0.3.5
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking typenum v1.11.2
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking grammers-crypto v0.1.0
[INFO] [stderr]     Checking grammers-mtproto v0.1.0
[INFO] [stderr]     Checking grammers-mtsender v0.1.0
[INFO] [stderr]     Checking grammers-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/ping.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     dbg!(client.invoke(&tl::functions::Ping { ping_id: 0 })?);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.45s
[INFO] running `"docker" "inspect" "d5643e8d4002ab4c3c309a43d5c53cf7b793476d3f0b982f249497dc1a375769"`
[INFO] running `"docker" "rm" "-f" "d5643e8d4002ab4c3c309a43d5c53cf7b793476d3f0b982f249497dc1a375769"`
[INFO] [stdout] d5643e8d4002ab4c3c309a43d5c53cf7b793476d3f0b982f249497dc1a375769