[INFO] crate wayland-client 0.26.6 is already in cache
[INFO] checking wayland-client-0.26.6 against try#4662032ab74cd44d423120d08d251dfead4914a0 for pr-72788
[INFO] extracting crate wayland-client 0.26.6 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate wayland-client 0.26.6 on toolchain 4662032ab74cd44d423120d08d251dfead4914a0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wayland-client 0.26.6
[INFO] finished tweaking crates.io crate wayland-client 0.26.6
[INFO] tweaked toml for crates.io crate wayland-client 0.26.6 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate wayland-client 0.26.6 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] 13fa12d0046aa96fe1caeca719b8e3383f1c698c0e15681743c92341e057f416
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "13fa12d0046aa96fe1caeca719b8e3383f1c698c0e15681743c92341e057f416"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.15
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking wayland-sys v0.26.6
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling wayland-scanner v0.26.6
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling wayland-client v0.26.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking wayland-commons v0.26.6
[INFO] [stderr] warning: value assigned to `seat_name` is never read
[INFO] [stderr]   --> examples/dynamic_globals.rs:42:33
[INFO] [stderr]    |
[INFO] [stderr] 42 | ...                   seat_name = Some(name);
[INFO] [stderr]    |                       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `caps` is never read
[INFO] [stderr]   --> examples/dynamic_globals.rs:46:33
[INFO] [stderr]    |
[INFO] [stderr] 46 | ...                   caps = Some(capabilities);
[INFO] [stderr]    |                       ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `seat_name`
[INFO] [stderr]   --> examples/dynamic_globals.rs:42:33
[INFO] [stderr]    |
[INFO] [stderr] 42 | ...                   seat_name = Some(name);
[INFO] [stderr]    |                       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = help: did you mean to capture by reference instead?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `caps`
[INFO] [stderr]   --> examples/dynamic_globals.rs:46:33
[INFO] [stderr]    |
[INFO] [stderr] 46 | ...                   caps = Some(capabilities);
[INFO] [stderr]    |                       ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: did you mean to capture by reference instead?
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.24s
[INFO] running `"docker" "inspect" "13fa12d0046aa96fe1caeca719b8e3383f1c698c0e15681743c92341e057f416"`
[INFO] running `"docker" "rm" "-f" "13fa12d0046aa96fe1caeca719b8e3383f1c698c0e15681743c92341e057f416"`
[INFO] [stdout] 13fa12d0046aa96fe1caeca719b8e3383f1c698c0e15681743c92341e057f416