[INFO] fetching crate wayland-client 0.26.6...
[INFO] checking wayland-client-0.26.6 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] extracting crate wayland-client 0.26.6 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate wayland-client 0.26.6 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-7/source/Cargo.toml
[INFO] crate crates.io crate wayland-client 0.26.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd96aff46ecd4b948241f3884342e4680d0545098860684ac11f12fe8b2ec306
[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" "dd96aff46ecd4b948241f3884342e4680d0545098860684ac11f12fe8b2ec306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd96aff46ecd4b948241f3884342e4680d0545098860684ac11f12fe8b2ec306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd96aff46ecd4b948241f3884342e4680d0545098860684ac11f12fe8b2ec306", kill_on_drop: false }`
[INFO] [stdout] dd96aff46ecd4b948241f3884342e4680d0545098860684ac11f12fe8b2ec306
[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" "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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfbb1b6588cd1336505e2f3d5a0e63a6d44ba52cbdc48d03493a510554b6f636
[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" "cfbb1b6588cd1336505e2f3d5a0e63a6d44ba52cbdc48d03493a510554b6f636", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.70
[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 unicode-xid v0.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking wayland-sys v0.26.6
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling wayland-scanner v0.26.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling wayland-client v0.26.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking wayland-commons v0.26.6
[INFO] [stdout] warning: value assigned to `seat_name` is never read
[INFO] [stdout]   --> examples/dynamic_globals.rs:42:33
[INFO] [stdout]    |
[INFO] [stdout] 42 | ...                   seat_name = Some(name);
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `caps` is never read
[INFO] [stdout]   --> examples/dynamic_globals.rs:46:33
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...                   caps = Some(capabilities);
[INFO] [stdout]    |                       ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seat_name`
[INFO] [stdout]   --> examples/dynamic_globals.rs:42:33
[INFO] [stdout]    |
[INFO] [stdout] 42 | ...                   seat_name = Some(name);
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `caps`
[INFO] [stdout]   --> examples/dynamic_globals.rs:46:33
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...                   caps = Some(capabilities);
[INFO] [stdout]    |                       ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.12s
[INFO] running `Command { std: "docker" "inspect" "cfbb1b6588cd1336505e2f3d5a0e63a6d44ba52cbdc48d03493a510554b6f636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfbb1b6588cd1336505e2f3d5a0e63a6d44ba52cbdc48d03493a510554b6f636", kill_on_drop: false }`
[INFO] [stdout] cfbb1b6588cd1336505e2f3d5a0e63a6d44ba52cbdc48d03493a510554b6f636