[INFO] fetching crate unibar 0.1.3...
[INFO] testing unibar-0.1.3 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate unibar 0.1.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate unibar 0.1.3
[INFO] finished tweaking crates.io crate unibar 0.1.3
[INFO] tweaked toml for crates.io crate unibar 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unibar 0.1.3 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate unibar 0.1.3 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af8ae51319b5b6936396f7a7d243c27a9f6e7e414e07c5bdd83d09f1b6a5f781
[INFO] running `Command { std: "docker" "start" "-a" "af8ae51319b5b6936396f7a7d243c27a9f6e7e414e07c5bdd83d09f1b6a5f781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af8ae51319b5b6936396f7a7d243c27a9f6e7e414e07c5bdd83d09f1b6a5f781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af8ae51319b5b6936396f7a7d243c27a9f6e7e414e07c5bdd83d09f1b6a5f781", kill_on_drop: false }`
[INFO] [stdout] af8ae51319b5b6936396f7a7d243c27a9f6e7e414e07c5bdd83d09f1b6a5f781
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24f1ba6769b4fee42a6a8a04ec0ec82aa6af741fd226d1a2d72e65464b55e679
[INFO] running `Command { std: "docker" "start" "-a" "24f1ba6769b4fee42a6a8a04ec0ec82aa6af741fd226d1a2d72e65464b55e679", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling unibar v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `init`
[INFO] [stdout]  --> src/bar.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     init,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:12:49
[INFO] [stdout]     |
[INFO] [stdout]  12 |         mem::MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |                                                 ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/bar.rs:198:24
[INFO] [stdout]     |
[INFO] [stdout] 198 |                 event: init!(),
[INFO] [stdout]     |                        ------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[deny(semicolon_in_expressions_from_macros)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout]     = note: this error originates in the macro `init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:12:49
[INFO] [stdout]     |
[INFO] [stdout]  12 |         mem::MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |                                                 ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/bar.rs:199:23
[INFO] [stdout]     |
[INFO] [stdout] 199 |                 draw: init!(),
[INFO] [stdout]     |                       ------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this error originates in the macro `init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:12:49
[INFO] [stdout]     |
[INFO] [stdout]  12 |         mem::MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |                                                 ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/bar.rs:395:62
[INFO] [stdout]     |
[INFO] [stdout] 395 |             let mut attributes: xlib::XSetWindowAttributes = init!();
[INFO] [stdout]     |                                                              ------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this error originates in the macro `init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:12:49
[INFO] [stdout]     |
[INFO] [stdout]  12 |         mem::MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |                                                 ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/bar.rs:621:38
[INFO] [stdout]     |
[INFO] [stdout] 621 |         let mut tmp: xft::XftColor = init!();
[INFO] [stdout]     |                                      ------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this error originates in the macro `init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:12:49
[INFO] [stdout]     |
[INFO] [stdout]  12 |         mem::MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |                                                 ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/bar.rs:634:38
[INFO] [stdout]     |
[INFO] [stdout] 634 |         let mut temp: xlib::XColor = init!();
[INFO] [stdout]     |                                      ------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this error originates in the macro `init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:12:49
[INFO] [stdout]     |
[INFO] [stdout]  12 |         mem::MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |                                                 ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/bar.rs:668:53
[INFO] [stdout]     |
[INFO] [stdout] 668 |         let mut hn_text_prop: xlib::XTextProperty = init!();
[INFO] [stdout]     |                                                     ------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this error originates in the macro `init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::init`
[INFO] [stdout]  --> src/input.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::init;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:12:49
[INFO] [stdout]    |
[INFO] [stdout] 12 |         mem::MaybeUninit::uninit().assume_init();
[INFO] [stdout]    |                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/input.rs:52:35
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let mut extents: XGlyphInfo = init!();
[INFO] [stdout]    |                                   ------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut XftDraw` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:12:9
[INFO] [stdout]     |
[INFO] [stdout]  12 |         mem::MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         this code causes undefined behavior when executed
[INFO] [stdout]     |         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/bar.rs:199:23
[INFO] [stdout]     |
[INFO] [stdout] 199 |                 draw: init!(),
[INFO] [stdout]     |                       ------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `XSetWindowAttributes` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:12:9
[INFO] [stdout]     |
[INFO] [stdout]  12 |         mem::MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         this code causes undefined behavior when executed
[INFO] [stdout]     |         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/bar.rs:395:62
[INFO] [stdout]     |
[INFO] [stdout] 395 |             let mut attributes: xlib::XSetWindowAttributes = init!();
[INFO] [stdout]     |                                                              ------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `XftColor` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:12:9
[INFO] [stdout]     |
[INFO] [stdout]  12 |         mem::MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         this code causes undefined behavior when executed
[INFO] [stdout]     |         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/bar.rs:621:38
[INFO] [stdout]     |
[INFO] [stdout] 621 |         let mut tmp: xft::XftColor = init!();
[INFO] [stdout]     |                                      ------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `XColor` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:12:9
[INFO] [stdout]     |
[INFO] [stdout]  12 |         mem::MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         this code causes undefined behavior when executed
[INFO] [stdout]     |         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/bar.rs:634:38
[INFO] [stdout]     |
[INFO] [stdout] 634 |         let mut temp: xlib::XColor = init!();
[INFO] [stdout]     |                                      ------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates a dangling pointer because temporary `Vec<i8>` is dropped at end of statement
[INFO] [stdout]    --> src/bar.rs:665:65
[INFO] [stdout]     |
[INFO] [stdout] 665 |         let hn_buffer: *mut c_char = vec![0 as c_char; hn_size].as_mut_ptr();
[INFO] [stdout]     |                                      -------------------------- ^^^^^^^^^^ pointer created here
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      this `Vec<i8>` is dropped at end of statement
[INFO] [stdout]     |
[INFO] [stdout]     = help: bind the `Vec<i8>` to a variable such that it outlives the pointer returned by `as_mut_ptr`
[INFO] [stdout]     = note: a dangling pointer is safe, but dereferencing one is undefined behavior
[INFO] [stdout]     = note: returning a pointer to a local variable will always result in a dangling pointer
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout]     = note: `#[warn(dangling_pointers_from_temporaries)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `XTextProperty` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:12:9
[INFO] [stdout]     |
[INFO] [stdout]  12 |         mem::MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         this code causes undefined behavior when executed
[INFO] [stdout]     |         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/bar.rs:668:53
[INFO] [stdout]     |
[INFO] [stdout] 668 |         let mut hn_text_prop: xlib::XTextProperty = init!();
[INFO] [stdout]     |                                                     ------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `_XGlyphInfo` does not permit being left uninitialized
[INFO] [stdout]   --> src/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         mem::MaybeUninit::uninit().assume_init();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         this code causes undefined behavior when executed
[INFO] [stdout]    |         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/input.rs:52:35
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let mut extents: XGlyphInfo = init!();
[INFO] [stdout]    |                                   ------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unibar` (lib) due to 14 previous errors; 9 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "24f1ba6769b4fee42a6a8a04ec0ec82aa6af741fd226d1a2d72e65464b55e679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24f1ba6769b4fee42a6a8a04ec0ec82aa6af741fd226d1a2d72e65464b55e679", kill_on_drop: false }`
[INFO] [stdout] 24f1ba6769b4fee42a6a8a04ec0ec82aa6af741fd226d1a2d72e65464b55e679
