[INFO] fetching crate unibar 0.1.3...
[INFO] testing unibar-0.1.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate unibar 0.1.3 into /workspace/builds/worker-7-tc1/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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unibar 0.1.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal-hook v0.1.16
[INFO] [stderr]   Downloaded signal-hook-registry v1.2.2
[INFO] [stderr]   Downloaded rust-argon2 v0.8.2
[INFO] [stderr]   Downloaded blake2b_simd v0.5.11
[INFO] [stderr]   Downloaded dirs v3.0.1
[INFO] [stderr]   Downloaded hermit-abi v0.1.17
[INFO] [stderr]   Downloaded dirs-sys v0.3.5
[INFO] [stderr]   Downloaded libc v0.2.80
[INFO] [stderr]   Downloaded redox_users v0.3.5
[INFO] [stderr]   Downloaded getrandom v0.1.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3266baea918f6929fdb9138bf698cb150bb2cda9f36cf7b6a03b5fa485ebf0e4
[INFO] running `Command { std: "docker" "start" "-a" "3266baea918f6929fdb9138bf698cb150bb2cda9f36cf7b6a03b5fa485ebf0e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3266baea918f6929fdb9138bf698cb150bb2cda9f36cf7b6a03b5fa485ebf0e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3266baea918f6929fdb9138bf698cb150bb2cda9f36cf7b6a03b5fa485ebf0e4", kill_on_drop: false }`
[INFO] [stdout] 3266baea918f6929fdb9138bf698cb150bb2cda9f36cf7b6a03b5fa485ebf0e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 363827059f466fcab2dc94a3e4aeb8a98c200da1b9c9246c4b93ae2275d02609
[INFO] running `Command { std: "docker" "start" "-a" "363827059f466fcab2dc94a3e4aeb8a98c200da1b9c9246c4b93ae2275d02609", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling dirs v3.0.1
[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: a dangling pointer will be produced because the temporary `Vec<i8>` will be dropped
[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]     |                                      -------------------------- ^^^^^^^^^^ this pointer will immediately be invalid
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      this `Vec<i8>` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_mut_ptr` the `Vec<i8>` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: you must make sure that the variable you bind the `Vec<i8>` to lives at least as long as the pointer returned by the call to `as_mut_ptr`
[INFO] [stdout]     = help: in particular, if this pointer is returned from the current function, binding the `Vec<i8>` inside the function will not suffice
[INFO] [stdout]     = help: 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" "363827059f466fcab2dc94a3e4aeb8a98c200da1b9c9246c4b93ae2275d02609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "363827059f466fcab2dc94a3e4aeb8a98c200da1b9c9246c4b93ae2275d02609", kill_on_drop: false }`
[INFO] [stdout] 363827059f466fcab2dc94a3e4aeb8a98c200da1b9c9246c4b93ae2275d02609
