[INFO] fetching crate xcb 1.4.0... [INFO] checking xcb-1.4.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate xcb 1.4.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate xcb 1.4.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate xcb 1.4.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate xcb 1.4.0 [INFO] tweaked toml for crates.io crate xcb 1.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate xcb 1.4.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 65a3c8f89a689e0f0f00c2adf7f08fc4b6d3dbef83a8aecf422fa8e2271abd8d [INFO] running `Command { std: "docker" "start" "-a" "65a3c8f89a689e0f0f00c2adf7f08fc4b6d3dbef83a8aecf422fa8e2271abd8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "65a3c8f89a689e0f0f00c2adf7f08fc4b6d3dbef83a8aecf422fa8e2271abd8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65a3c8f89a689e0f0f00c2adf7f08fc4b6d3dbef83a8aecf422fa8e2271abd8d", kill_on_drop: false }` [INFO] [stdout] 65a3c8f89a689e0f0f00c2adf7f08fc4b6d3dbef83a8aecf422fa8e2271abd8d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 122fbee8d5734caeeb7458a2fb47341f82dc51d0336c6b5da219b1d115423db0 [INFO] running `Command { std: "docker" "start" "-a" "122fbee8d5734caeeb7458a2fb47341f82dc51d0336c6b5da219b1d115423db0", kill_on_drop: false }` [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Compiling memchr v2.6.4 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling xml-rs v0.8.19 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling pkg-config v0.3.27 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking fdeflate v0.3.1 [INFO] [stderr] Compiling x11 v2.21.0 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Compiling quick-xml v0.30.0 [INFO] [stderr] Compiling gl_generator v0.14.0 [INFO] [stderr] Checking png v0.17.10 [INFO] [stderr] Compiling gl v0.14.0 [INFO] [stderr] Compiling xcb v1.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `wire_off` is never read [INFO] [stdout] --> build/cg/mod.rs:161:9 [INFO] [stdout] | [INFO] [stdout] 158 | Expr { [INFO] [stdout] | ---- field in this variant [INFO] [stdout] ... [INFO] [stdout] 161 | wire_off: Expr, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Field` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `wire_off` is never read [INFO] [stdout] --> build/cg/mod.rs:166:9 [INFO] [stdout] | [INFO] [stdout] 165 | Pad { [INFO] [stdout] | --- field in this variant [INFO] [stdout] 166 | wire_off: Expr, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Field` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `wire_off` is never read [INFO] [stdout] --> build/cg/mod.rs:170:9 [INFO] [stdout] | [INFO] [stdout] 169 | AlignPad { [INFO] [stdout] | -------- field in this variant [INFO] [stdout] 170 | wire_off: Expr, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Field` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `WireOff` is never used [INFO] [stdout] --> build/cg/mod.rs:1127:7 [INFO] [stdout] | [INFO] [stdout] 1127 | trait WireOff { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `typ` and `text` are never read [INFO] [stdout] --> build/cg/doc.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct DocError { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 22 | pub typ: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 23 | pub text: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DocError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `typ` and `name` are never read [INFO] [stdout] --> build/cg/doc.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct DocSee { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 28 | pub typ: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 29 | pub name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DocSee` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `errors` and `sees` are never read [INFO] [stdout] --> build/cg/doc.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct Doc { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 38 | pub errors: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 39 | pub sees: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Doc` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/ext.rs:336:35 [INFO] [stdout] | [INFO] [stdout] 336 | Extension::BigRequests => &mut crate::bigreq::FFI_EXT, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 336 | Extension::BigRequests => &raw mut crate::bigreq::FFI_EXT, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/ext.rs:337:30 [INFO] [stdout] | [INFO] [stdout] 337 | Extension::XcMisc => &mut crate::xc_misc::FFI_EXT, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 337 | Extension::XcMisc => &raw mut crate::xc_misc::FFI_EXT, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/ext.rs:336:35 [INFO] [stdout] | [INFO] [stdout] 336 | Extension::BigRequests => &mut crate::bigreq::FFI_EXT, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 336 | Extension::BigRequests => &raw mut crate::bigreq::FFI_EXT, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/ext.rs:337:30 [INFO] [stdout] | [INFO] [stdout] 337 | Extension::XcMisc => &mut crate::xc_misc::FFI_EXT, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 337 | Extension::XcMisc => &raw mut crate::xc_misc::FFI_EXT, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/bigreq.rs:34:58 [INFO] [stdout] | [INFO] [stdout] 34 | xcb_prefetch_extension_data(conn.get_raw_conn(), &mut FFI_EXT as *mut _); [INFO] [stdout] | ^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 34 | xcb_prefetch_extension_data(conn.get_raw_conn(), &raw mut FFI_EXT as *mut _); [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/bigreq.rs:45:65 [INFO] [stdout] | [INFO] [stdout] 45 | let reply = xcb_get_extension_data(conn.get_raw_conn(), &mut FFI_EXT as *mut _); [INFO] [stdout] | ^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 45 | let reply = xcb_get_extension_data(conn.get_raw_conn(), &raw mut FFI_EXT as *mut _); [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/bigreq.rs:217:18 [INFO] [stdout] | [INFO] [stdout] 217 | ext: (&mut FFI_EXT) as *mut _, [INFO] [stdout] | ^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 217 | ext: &raw mut FFI_EXT) as *mut _, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/xc_misc.rs:34:58 [INFO] [stdout] | [INFO] [stdout] 34 | xcb_prefetch_extension_data(conn.get_raw_conn(), &mut FFI_EXT as *mut _); [INFO] [stdout] | ^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 34 | xcb_prefetch_extension_data(conn.get_raw_conn(), &raw mut FFI_EXT as *mut _); [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/xc_misc.rs:45:65 [INFO] [stdout] | [INFO] [stdout] 45 | let reply = xcb_get_extension_data(conn.get_raw_conn(), &mut FFI_EXT as *mut _); [INFO] [stdout] | ^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 45 | let reply = xcb_get_extension_data(conn.get_raw_conn(), &raw mut FFI_EXT as *mut _); [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/xc_misc.rs:230:18 [INFO] [stdout] | [INFO] [stdout] 230 | ext: (&mut FFI_EXT) as *mut _, [INFO] [stdout] | ^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 230 | ext: &raw mut FFI_EXT) as *mut _, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/xc_misc.rs:425:18 [INFO] [stdout] | [INFO] [stdout] 425 | ext: (&mut FFI_EXT) as *mut _, [INFO] [stdout] | ^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 425 | ext: &raw mut FFI_EXT) as *mut _, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/xc_misc.rs:642:18 [INFO] [stdout] | [INFO] [stdout] 642 | ext: (&mut FFI_EXT) as *mut _, [INFO] [stdout] | ^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 642 | ext: &raw mut FFI_EXT) as *mut _, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/bigreq.rs:34:58 [INFO] [stdout] | [INFO] [stdout] 34 | xcb_prefetch_extension_data(conn.get_raw_conn(), &mut FFI_EXT as *mut _); [INFO] [stdout] | ^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 34 | xcb_prefetch_extension_data(conn.get_raw_conn(), &raw mut FFI_EXT as *mut _); [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/bigreq.rs:45:65 [INFO] [stdout] | [INFO] [stdout] 45 | let reply = xcb_get_extension_data(conn.get_raw_conn(), &mut FFI_EXT as *mut _); [INFO] [stdout] | ^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 45 | let reply = xcb_get_extension_data(conn.get_raw_conn(), &raw mut FFI_EXT as *mut _); [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/bigreq.rs:217:18 [INFO] [stdout] | [INFO] [stdout] 217 | ext: (&mut FFI_EXT) as *mut _, [INFO] [stdout] | ^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 217 | ext: &raw mut FFI_EXT) as *mut _, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/xc_misc.rs:34:58 [INFO] [stdout] | [INFO] [stdout] 34 | xcb_prefetch_extension_data(conn.get_raw_conn(), &mut FFI_EXT as *mut _); [INFO] [stdout] | ^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 34 | xcb_prefetch_extension_data(conn.get_raw_conn(), &raw mut FFI_EXT as *mut _); [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/xc_misc.rs:45:65 [INFO] [stdout] | [INFO] [stdout] 45 | let reply = xcb_get_extension_data(conn.get_raw_conn(), &mut FFI_EXT as *mut _); [INFO] [stdout] | ^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 45 | let reply = xcb_get_extension_data(conn.get_raw_conn(), &raw mut FFI_EXT as *mut _); [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/xc_misc.rs:230:18 [INFO] [stdout] | [INFO] [stdout] 230 | ext: (&mut FFI_EXT) as *mut _, [INFO] [stdout] | ^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 230 | ext: &raw mut FFI_EXT) as *mut _, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/xc_misc.rs:425:18 [INFO] [stdout] | [INFO] [stdout] 425 | ext: (&mut FFI_EXT) as *mut _, [INFO] [stdout] | ^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 425 | ext: &raw mut FFI_EXT) as *mut _, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> /opt/rustwide/target/debug/build/xcb-feb70cf96e552672/out/xc_misc.rs:642:18 [INFO] [stdout] | [INFO] [stdout] 642 | ext: (&mut FFI_EXT) as *mut _, [INFO] [stdout] | ^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 642 | ext: &raw mut FFI_EXT) as *mut _, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> examples/drawing.rs:101:27 [INFO] [stdout] | [INFO] [stdout] 63 | let (conn, screen_num) = xcb::Connection::connect(None).unwrap(); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 101 | let event = match conn.wait_for_event() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> examples/basic_window.rs:85:27 [INFO] [stdout] | [INFO] [stdout] 15 | let (conn, screen_num) = xcb::Connection::connect(None).unwrap(); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 65 | let reply = conn.wait_for_reply(cookie)?; [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 85 | let event = match conn.wait_for_event() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `xcb` (example "drawing") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> examples/draw_root_window.rs:47:27 [INFO] [stdout] | [INFO] [stdout] 10 | let (conn, screen_num) = xcb::Connection::connect(None).unwrap(); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 47 | let event = match conn.wait_for_event() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `xcb` (example "basic_window") due to 2 previous errors [INFO] [stderr] error: could not compile `xcb` (example "draw_root_window") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "122fbee8d5734caeeb7458a2fb47341f82dc51d0336c6b5da219b1d115423db0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "122fbee8d5734caeeb7458a2fb47341f82dc51d0336c6b5da219b1d115423db0", kill_on_drop: false }` [INFO] [stdout] 122fbee8d5734caeeb7458a2fb47341f82dc51d0336c6b5da219b1d115423db0