[INFO] fetching crate compiler-builtins-snapshot 0.1.20170127+764557f0b669bb0e28817c5ae70c9d718685e35a...
[INFO] checking compiler-builtins-snapshot-0.1.20170127+764557f0b669bb0e28817c5ae70c9d718685e35a against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate compiler-builtins-snapshot 0.1.20170127+764557f0b669bb0e28817c5ae70c9d718685e35a into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate compiler-builtins-snapshot 0.1.20170127+764557f0b669bb0e28817c5ae70c9d718685e35a on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate compiler-builtins-snapshot 0.1.20170127+764557f0b669bb0e28817c5ae70c9d718685e35a
[INFO] finished tweaking crates.io crate compiler-builtins-snapshot 0.1.20170127+764557f0b669bb0e28817c5ae70c9d718685e35a
[INFO] tweaked toml for crates.io crate compiler-builtins-snapshot 0.1.20170127+764557f0b669bb0e28817c5ae70c9d718685e35a written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] [stderr]       Adding rustc-cfg v0.3.0 (available: v0.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-cfg v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e951d91e9852c092c7401d94b51bbd34be6fe7d2eff3512ed27147d12d56013
[INFO] running `Command { std: "docker" "start" "-a" "6e951d91e9852c092c7401d94b51bbd34be6fe7d2eff3512ed27147d12d56013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e951d91e9852c092c7401d94b51bbd34be6fe7d2eff3512ed27147d12d56013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e951d91e9852c092c7401d94b51bbd34be6fe7d2eff3512ed27147d12d56013", kill_on_drop: false }`
[INFO] [stdout] 6e951d91e9852c092c7401d94b51bbd34be6fe7d2eff3512ed27147d12d56013
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2423df9a3b846961eb1ba228274c5dc0bbcdd7e40157058c451490e76680f560
[INFO] running `Command { std: "docker" "start" "-a" "2423df9a3b846961eb1ba228274c5dc0bbcdd7e40157058c451490e76680f560", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling rustc-cfg v0.3.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling compiler-builtins-snapshot v0.1.20170127+764557f0b669bb0e28817c5ae70c9d718685e35a (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `gcc::Config`: gcc::Config has been renamed to gcc::Build
[INFO] [stdout]   --> build.rs:66:29
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let cfg = &mut gcc::Config::new();
[INFO] [stdout]    |                             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]   --> build.rs:66:37
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let cfg = &mut gcc::Config::new();
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `quickcheck`
[INFO] [stdout]   --> src/lib.rs:87:1
[INFO] [stdout]    |
[INFO] [stdout] 87 | extern crate quickcheck;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `gcc_s`
[INFO] [stdout]   --> src/lib.rs:93:1
[INFO] [stdout]    |
[INFO] [stdout] 93 | extern crate gcc_s;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `compiler_rt`
[INFO] [stdout]   --> src/lib.rs:96:1
[INFO] [stdout]    |
[INFO] [stdout] 96 | extern crate compiler_rt;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rand`
[INFO] [stdout]   --> src/lib.rs:99:1
[INFO] [stdout]    |
[INFO] [stdout] 99 | extern crate rand;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `stage0`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(not(stage0), deny(warnings))]
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(stage0)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(stage0)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(not(stage0), deny(warnings))]
[INFO] [stdout]   |                               ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unexpected_cfgs)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the feature `compiler_builtins` is internal to the compiler or standard library
[INFO] [stdout]   --> src/lib.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(compiler_builtins)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: using it is strongly discouraged
[INFO] [stdout]    = note: `#[deny(internal_features)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the feature `staged_api` is internal to the compiler or standard library
[INFO] [stdout]   --> src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(staged_api)]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: using it is strongly discouraged
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the feature `core_intrinsics` is internal to the compiler or standard library
[INFO] [stdout]   --> src/lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(core_intrinsics)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: using it is strongly discouraged
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused macro definition: `srem`
[INFO] [stdout]   --> src/lib.rs:70:14
[INFO] [stdout]    |
[INFO] [stdout] 70 | macro_rules! srem {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(unused_macros)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `thumbv6m`
[INFO] [stdout]   --> src/int/sdiv.rs:58:79
[INFO] [stdout]    |
[INFO] [stdout] 58 | #[cfg(not(all(feature = "c", target_arch = "arm", not(target_os = "ios"), not(thumbv6m))))]
[INFO] [stdout]    |                                                                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumbv6m)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumbv6m)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `thumbv6m`
[INFO] [stdout]  --> src/int/udiv.rs:5:79
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[cfg(not(all(feature = "c", target_arch = "arm", not(target_os = "ios"), not(thumbv6m))))]
[INFO] [stdout]   |                                                                               ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumbv6m)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumbv6m)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `thumbv6m`
[INFO] [stdout]   --> src/int/udiv.rs:79:79
[INFO] [stdout]    |
[INFO] [stdout] 79 | #[cfg(not(all(feature = "c", target_arch = "arm", not(target_os = "ios"), not(thumbv6m))))]
[INFO] [stdout]    |                                                                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumbv6m)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumbv6m)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `arm_linux`
[INFO] [stdout]    --> src/float/add.rs:191:21
[INFO] [stdout]     |
[INFO] [stdout] 191 | #[cfg(all(test, not(arm_linux)))]
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(arm_linux)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(arm_linux)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/int/udiv.rs:112:33
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let mut rem = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: module has missing stability attribute
[INFO] [stdout]    --> src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | / #![cfg_attr(not(stage0), deny(warnings))]
[INFO] [stdout] 2   | | #![cfg_attr(not(test), no_std)]
[INFO] [stdout] 3   | | #![cfg_attr(feature = "compiler-builtins", compiler_builtins)]
[INFO] [stdout] 4   | | #![crate_name = "compiler_builtins_snapshot"]
[INFO] [stdout] ...   |
[INFO] [stdout] 114 | | #[cfg(target_arch = "x86_64")]
[INFO] [stdout] 115 | | pub mod x86_64;
[INFO] [stdout]     | |_______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: module has missing stability attribute
[INFO] [stdout]    --> src/lib.rs:105:1
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub mod int;
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: module has missing stability attribute
[INFO] [stdout]  --> src/int/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub mod mul;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/int/mul.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout] 9  | /         pub extern "C" fn $intrinsic(a: $ty, b: $ty) -> $ty {
[INFO] [stdout] 10 | |             let half_bits = <$ty>::bits() / 4;
[INFO] [stdout] 11 | |             let lower_mask = !0 >> half_bits;
[INFO] [stdout] 12 | |             let mut low = (a.low() & lower_mask).wrapping_mul(b.low() & lower_mask);
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |             <$ty>::from_parts(low, high)
[INFO] [stdout] 26 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 72 |   mul!(__muldi3: u64);
[INFO] [stdout]    |   ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `mul` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/int/mul.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | /         pub extern "C" fn $intrinsic(a: $ty, b: $ty, overflow: &mut i32) -> $ty {
[INFO] [stdout] 35 | |             *overflow = 0;
[INFO] [stdout] 36 | |             let result = a.wrapping_mul(b);
[INFO] [stdout] 37 | |             if a == <$ty>::min_value() {
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |             result
[INFO] [stdout] 67 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 74 |   mulo!(__mulosi4: i32);
[INFO] [stdout]    |   --------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `mulo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/int/mul.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | /         pub extern "C" fn $intrinsic(a: $ty, b: $ty, overflow: &mut i32) -> $ty {
[INFO] [stdout] 35 | |             *overflow = 0;
[INFO] [stdout] 36 | |             let result = a.wrapping_mul(b);
[INFO] [stdout] 37 | |             if a == <$ty>::min_value() {
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |             result
[INFO] [stdout] 67 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 75 |   mulo!(__mulodi4: i64);
[INFO] [stdout]    |   --------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `mulo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: module has missing stability attribute
[INFO] [stdout]  --> src/int/mod.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub mod sdiv;
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/int/sdiv.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout] 7  | /         pub extern "C" fn $intrinsic(a: $ty, b: $ty) -> $ty {
[INFO] [stdout] 8  | |             let s_a = a >> (<$ty>::bits() - 1);
[INFO] [stdout] 9  | |             let s_b = b >> (<$ty>::bits() - 1);
[INFO] [stdout] 10 | |             let a = (a ^ s_a) - s_a;
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |             (r as $ty ^ s) - s
[INFO] [stdout] 16 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 59 |   div!(__divsi3: i32, u32);
[INFO] [stdout]    |   ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `div` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/int/sdiv.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout] 7  | /         pub extern "C" fn $intrinsic(a: $ty, b: $ty) -> $ty {
[INFO] [stdout] 8  | |             let s_a = a >> (<$ty>::bits() - 1);
[INFO] [stdout] 9  | |             let s_b = b >> (<$ty>::bits() - 1);
[INFO] [stdout] 10 | |             let a = (a ^ s_a) - s_a;
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |             (r as $ty ^ s) - s
[INFO] [stdout] 16 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 62 |   div!(__divdi3: i64, u64);
[INFO] [stdout]    |   ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `div` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/int/sdiv.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | /         pub extern "C" fn $intrinsic(a: $ty, b: $ty) -> $ty {
[INFO] [stdout] 25 | |             let s = b >> (<$ty>::bits() - 1);
[INFO] [stdout] 26 | |             let b = (b ^ s) - s;
[INFO] [stdout] 27 | |             let s = a >> (<$ty>::bits() - 1);
[INFO] [stdout] ...  |
[INFO] [stdout] 31 | |             (r as $ty ^ s) - s
[INFO] [stdout] 32 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 65 |   mod_!(__modsi3: i32, u32);
[INFO] [stdout]    |   ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `mod_` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/int/sdiv.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | /         pub extern "C" fn $intrinsic(a: $ty, b: $ty) -> $ty {
[INFO] [stdout] 25 | |             let s = b >> (<$ty>::bits() - 1);
[INFO] [stdout] 26 | |             let b = (b ^ s) - s;
[INFO] [stdout] 27 | |             let s = a >> (<$ty>::bits() - 1);
[INFO] [stdout] ...  |
[INFO] [stdout] 31 | |             (r as $ty ^ s) - s
[INFO] [stdout] 32 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 68 |   mod_!(__moddi3: i64, u64);
[INFO] [stdout]    |   ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `mod_` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/int/sdiv.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | /         pub extern "C" fn $intrinsic(a: $ty, b: $ty, rem: &mut $ty) -> $ty {
[INFO] [stdout] 41 | |             #[cfg(all(feature = "c", any(target_arch = "x86")))]
[INFO] [stdout] 42 | |             extern {
[INFO] [stdout] 43 | |                 fn $div(a: $ty, b: $ty) -> $ty;
[INFO] [stdout] ...  |
[INFO] [stdout] 53 | |             r
[INFO] [stdout] 54 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 71 |   divmod!(__divmodsi4, __divsi3: i32);
[INFO] [stdout]    |   ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `divmod` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/int/sdiv.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | /         pub extern "C" fn $intrinsic(a: $ty, b: $ty, rem: &mut $ty) -> $ty {
[INFO] [stdout] 41 | |             #[cfg(all(feature = "c", any(target_arch = "x86")))]
[INFO] [stdout] 42 | |             extern {
[INFO] [stdout] 43 | |                 fn $div(a: $ty, b: $ty) -> $ty;
[INFO] [stdout] ...  |
[INFO] [stdout] 53 | |             r
[INFO] [stdout] 54 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 73 |   divmod!(__divmoddi4, __divdi3: i64);
[INFO] [stdout]    |   ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `divmod` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: module has missing stability attribute
[INFO] [stdout]  --> src/int/mod.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub mod shift;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/int/shift.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | /         pub extern "C" fn $intrinsic(a: $ty, b: u32) -> $ty {
[INFO] [stdout] 9  | |             let half_bits = <$ty>::bits() / 2;
[INFO] [stdout] 10 | |             if b & half_bits != 0 {
[INFO] [stdout] 11 | |                 <$ty>::from_parts(0, a.low() << (b - half_bits))
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |             }
[INFO] [stdout] 17 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 59 |   ashl!(__ashldi3: u64);
[INFO] [stdout]    |   --------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `ashl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/int/shift.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | /         pub extern "C" fn $intrinsic(a: $ty, b: u32) -> $ty {
[INFO] [stdout] 26 | |             let half_bits = <$ty>::bits() / 2;
[INFO] [stdout] 27 | |             if b & half_bits != 0 {
[INFO] [stdout] 28 | |                 <$ty>::from_parts((a.high() >> (b - half_bits)) as <$ty as LargeInt>::LowHalf,
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | |             }
[INFO] [stdout] 37 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 62 |   ashr!(__ashrdi3: i64);
[INFO] [stdout]    |   --------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `ashr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/int/shift.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 | /         pub extern "C" fn $intrinsic(a: $ty, b: u32) -> $ty {
[INFO] [stdout] 46 | |             let half_bits = <$ty>::bits() / 2;
[INFO] [stdout] 47 | |             if b & half_bits != 0 {
[INFO] [stdout] 48 | |                 <$ty>::from_parts(a.high() >> (b - half_bits), 0)
[INFO] [stdout] ...  |
[INFO] [stdout] 53 | |             }
[INFO] [stdout] 54 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 65 |   lshr!(__lshrdi3: u64);
[INFO] [stdout]    |   --------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `lshr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: module has missing stability attribute
[INFO] [stdout]  --> src/int/mod.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub mod udiv;
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/int/udiv.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / pub extern "C" fn __udivsi3(n: u32, d: u32) -> u32 {
[INFO] [stdout] 8  | |     // Special cases
[INFO] [stdout] 9  | |     if d == 0 {
[INFO] [stdout] 10 | |         // NOTE This should be unreachable in safe Rust because the program will panic before
[INFO] [stdout] ...  |
[INFO] [stdout] 56 | |     (q << 1) | carry
[INFO] [stdout] 57 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/int/udiv.rs:62:1
[INFO] [stdout]    |
[INFO] [stdout] 62 | / pub extern "C" fn __umodsi3(n: u32, d: u32) -> u32 {
[INFO] [stdout] 63 | |     #[cfg(all(feature = "c", target_arch = "arm", not(target_os = "ios")))]
[INFO] [stdout] 64 | |     extern "C" {
[INFO] [stdout] 65 | |         fn __udivsi3(n: u32, d: u32) -> u32;
[INFO] [stdout] ...  |
[INFO] [stdout] 75 | |     n - q * d
[INFO] [stdout] 76 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/int/udiv.rs:81:1
[INFO] [stdout]    |
[INFO] [stdout] 81 | / pub extern "C" fn __udivmodsi4(n: u32, d: u32, rem: Option<&mut u32>) -> u32 {
[INFO] [stdout] 82 | |     #[cfg(all(feature = "c", target_arch = "arm", not(target_os = "ios")))]
[INFO] [stdout] 83 | |     extern "C" {
[INFO] [stdout] 84 | |         fn __udivsi3(n: u32, d: u32) -> u32;
[INFO] [stdout] ...  |
[INFO] [stdout] 96 | |     q
[INFO] [stdout] 97 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]    --> src/int/udiv.rs:102:1
[INFO] [stdout]     |
[INFO] [stdout] 102 | / pub extern "C" fn __udivdi3(n: u64, d: u64) -> u64 {
[INFO] [stdout] 103 | |     __udivmoddi4(n, d, None)
[INFO] [stdout] 104 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]    --> src/int/udiv.rs:109:1
[INFO] [stdout]     |
[INFO] [stdout] 109 | / pub extern "C" fn __umoddi3(a: u64, b: u64) -> u64 {
[INFO] [stdout] 110 | |     use core::mem;
[INFO] [stdout] 111 | |
[INFO] [stdout] 112 | |     let mut rem = unsafe { mem::uninitialized() };
[INFO] [stdout] 113 | |     __udivmoddi4(a, b, Some(&mut rem));
[INFO] [stdout] 114 | |     rem
[INFO] [stdout] 115 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]    --> src/int/udiv.rs:119:1
[INFO] [stdout]     |
[INFO] [stdout] 119 | / pub extern "C" fn __udivmoddi4(n: u64, d: u64, rem: Option<&mut u64>) -> u64 {
[INFO] [stdout] 120 | |     // NOTE X is unknown, K != 0
[INFO] [stdout] 121 | |     if n.high() == 0 {
[INFO] [stdout] 122 | |         if d.high() == 0 {
[INFO] [stdout] ...   |
[INFO] [stdout] 262 | |     (q << 1) | carry as u64
[INFO] [stdout] 263 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait has missing stability attribute
[INFO] [stdout]   --> src/int/mod.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pub trait Int {
[INFO] [stdout] 9  | |     /// Returns the bitwidth of the int type
[INFO] [stdout] 10 | |     fn bits() -> u32;
[INFO] [stdout] 11 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implementation has missing stability attribute
[INFO] [stdout]   --> src/int/mod.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / impl Int for u32 {
[INFO] [stdout] 15 | |     fn bits() -> u32 {
[INFO] [stdout] 16 | |         32
[INFO] [stdout] 17 | |     }
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implementation has missing stability attribute
[INFO] [stdout]   --> src/int/mod.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / impl Int for i32 {
[INFO] [stdout] 20 | |     fn bits() -> u32 {
[INFO] [stdout] 21 | |         32
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implementation has missing stability attribute
[INFO] [stdout]   --> src/int/mod.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / impl Int for u64 {
[INFO] [stdout] 25 | |     fn bits() -> u32 {
[INFO] [stdout] 26 | |         64
[INFO] [stdout] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implementation has missing stability attribute
[INFO] [stdout]   --> src/int/mod.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | / impl Int for i64 {
[INFO] [stdout] 30 | |     fn bits() -> u32 {
[INFO] [stdout] 31 | |         64
[INFO] [stdout] 32 | |     }
[INFO] [stdout] 33 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait has missing stability attribute
[INFO] [stdout]   --> src/int/mod.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | / pub trait LargeInt {
[INFO] [stdout] 37 | |     type LowHalf;
[INFO] [stdout] 38 | |     type HighHalf;
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     fn from_parts(low: Self::LowHalf, high: Self::HighHalf) -> Self;
[INFO] [stdout] 43 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implementation has missing stability attribute
[INFO] [stdout]   --> src/int/mod.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | / impl LargeInt for u64 {
[INFO] [stdout] 47 | |     type LowHalf = u32;
[INFO] [stdout] 48 | |     type HighHalf = u32;
[INFO] [stdout] ...  |
[INFO] [stdout] 58 | |     }
[INFO] [stdout] 59 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implementation has missing stability attribute
[INFO] [stdout]   --> src/int/mod.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | / impl LargeInt for i64 {
[INFO] [stdout] 61 | |     type LowHalf = u32;
[INFO] [stdout] 62 | |     type HighHalf = i32;
[INFO] [stdout] ...  |
[INFO] [stdout] 72 | |     }
[INFO] [stdout] 73 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: module has missing stability attribute
[INFO] [stdout]    --> src/lib.rs:106:1
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub mod float;
[INFO] [stdout]     | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: module has missing stability attribute
[INFO] [stdout]  --> src/float/mod.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub mod add;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]    --> src/float/add.rs:11:9
[INFO] [stdout]     |
[INFO] [stdout] 11  | /         pub extern fn $intrinsic(a: $ty, b: $ty) -> $ty {
[INFO] [stdout] 12  | |             let one = Wrapping(1 as <$ty as Float>::Int);
[INFO] [stdout] 13  | |             let zero = Wrapping(0 as <$ty as Float>::Int);
[INFO] [stdout] ...   |
[INFO] [stdout] 179 | |             <$ty>::from_repr(result.0)
[INFO] [stdout] 180 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 184 |   add!(__addsf3: f32);
[INFO] [stdout]     |   ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `add` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `stage0`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(not(stage0), deny(warnings))]
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(stage0)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(stage0)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(not(stage0), deny(warnings))]
[INFO] [stdout]   |                               ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unexpected_cfgs)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]    --> src/float/add.rs:11:9
[INFO] [stdout]     |
[INFO] [stdout] 11  | /         pub extern fn $intrinsic(a: $ty, b: $ty) -> $ty {
[INFO] [stdout] 12  | |             let one = Wrapping(1 as <$ty as Float>::Int);
[INFO] [stdout] 13  | |             let zero = Wrapping(0 as <$ty as Float>::Int);
[INFO] [stdout] ...   |
[INFO] [stdout] 179 | |             <$ty>::from_repr(result.0)
[INFO] [stdout] 180 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 185 |   add!(__adddf3: f64);
[INFO] [stdout]     |   ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `add` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the feature `compiler_builtins` is internal to the compiler or standard library
[INFO] [stdout]   --> src/lib.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(compiler_builtins)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: using it is strongly discouraged
[INFO] [stdout]    = note: `#[deny(internal_features)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the feature `staged_api` is internal to the compiler or standard library
[INFO] [stdout]   --> src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(staged_api)]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: using it is strongly discouraged
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the feature `core_intrinsics` is internal to the compiler or standard library
[INFO] [stdout]   --> src/lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(core_intrinsics)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: using it is strongly discouraged
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused macro definition: `srem`
[INFO] [stdout]   --> src/lib.rs:70:14
[INFO] [stdout]    |
[INFO] [stdout] 70 | macro_rules! srem {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(unused_macros)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: module has missing stability attribute
[INFO] [stdout]  --> src/float/mod.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub mod pow;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/float/pow.rs:5:9
[INFO] [stdout]    |
[INFO] [stdout] 5  | /         pub extern "C" fn $intrinsic(a: $fty, b: $ity) -> $fty {
[INFO] [stdout] 6  | |             let (mut a, mut b) = (a, b);
[INFO] [stdout] 7  | |             let recip = b < 0;
[INFO] [stdout] 8  | |             let mut r: $fty = 1.0;
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |             }
[INFO] [stdout] 25 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 29 |   pow!(__powisf2: f32, i32);
[INFO] [stdout]    |   ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `pow` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function has missing stability attribute
[INFO] [stdout]   --> src/float/pow.rs:5:9
[INFO] [stdout]    |
[INFO] [stdout] 5  | /         pub extern "C" fn $intrinsic(a: $fty, b: $ity) -> $fty {
[INFO] [stdout] 6  | |             let (mut a, mut b) = (a, b);
[INFO] [stdout] 7  | |             let recip = b < 0;
[INFO] [stdout] 8  | |             let mut r: $fty = 1.0;
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |             }
[INFO] [stdout] 25 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 30 |   pow!(__powidf2: f64, i32);
[INFO] [stdout]    |   ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `pow` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `thumbv6m`
[INFO] [stdout]   --> src/int/sdiv.rs:58:79
[INFO] [stdout]    |
[INFO] [stdout] 58 | #[cfg(not(all(feature = "c", target_arch = "arm", not(target_os = "ios"), not(thumbv6m))))]
[INFO] [stdout]    |                                                                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumbv6m)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumbv6m)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait has missing stability attribute
[INFO] [stdout]   --> src/float/mod.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / pub trait Float: Sized + Copy {
[INFO] [stdout] 8  | |     /// A uint of the same with as the float
[INFO] [stdout] 9  | |     type Int;
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     fn normalize(significand: Self::Int) -> (i32, Self::Int);
[INFO] [stdout] 48 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `thumbv6m`
[INFO] [stdout]  --> src/int/udiv.rs:5:79
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[cfg(not(all(feature = "c", target_arch = "arm", not(target_os = "ios"), not(thumbv6m))))]
[INFO] [stdout]   |                                                                               ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumbv6m)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumbv6m)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implementation has missing stability attribute
[INFO] [stdout]   --> src/float/mod.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | / impl Float for f32 {
[INFO] [stdout] 53 | |     type Int = u32;
[INFO] [stdout] 54 | |     fn bits() -> u32 {
[INFO] [stdout] 55 | |         32
[INFO] [stdout] ...  |
[INFO] [stdout] 92 | |     }
[INFO] [stdout] 93 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `thumbv6m`
[INFO] [stdout]   --> src/int/udiv.rs:79:79
[INFO] [stdout]    |
[INFO] [stdout] 79 | #[cfg(not(all(feature = "c", target_arch = "arm", not(target_os = "ios"), not(thumbv6m))))]
[INFO] [stdout]    |                                                                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumbv6m)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumbv6m)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implementation has missing stability attribute
[INFO] [stdout]    --> src/float/mod.rs:94:1
[INFO] [stdout]     |
[INFO] [stdout] 94  | / impl Float for f64 {
[INFO] [stdout] 95  | |     type Int = u64;
[INFO] [stdout] 96  | |     fn bits() -> u32 {
[INFO] [stdout] 97  | |         64
[INFO] [stdout] ...   |
[INFO] [stdout] 134 | |     }
[INFO] [stdout] 135 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: module has missing stability attribute
[INFO] [stdout]    --> src/lib.rs:115:1
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub mod x86_64;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated function has missing stability attribute
[INFO] [stdout]   --> src/int/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn bits() -> u32;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated type has missing stability attribute
[INFO] [stdout]   --> src/int/mod.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     type LowHalf;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated type has missing stability attribute
[INFO] [stdout]   --> src/int/mod.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     type HighHalf;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: method has missing stability attribute
[INFO] [stdout]   --> src/int/mod.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn low(self) -> Self::LowHalf;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `arm_linux`
[INFO] [stdout]    --> src/float/add.rs:191:21
[INFO] [stdout]     |
[INFO] [stdout] 191 | #[cfg(all(test, not(arm_linux)))]
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(arm_linux)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(arm_linux)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: method has missing stability attribute
[INFO] [stdout]   --> src/int/mod.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn high(self) -> Self::HighHalf;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated function has missing stability attribute
[INFO] [stdout]   --> src/int/mod.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn from_parts(low: Self::LowHalf, high: Self::HighHalf) -> Self;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated type has missing stability attribute
[INFO] [stdout]  --> src/float/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     type Int;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated function has missing stability attribute
[INFO] [stdout]   --> src/float/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bits() -> u32;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated function has missing stability attribute
[INFO] [stdout]   --> src/float/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn significand_bits() -> u32;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated function has missing stability attribute
[INFO] [stdout]   --> src/float/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     fn exponent_bits() -> u32 {
[INFO] [stdout] 19 | |         Self::bits() - Self::significand_bits() - 1
[INFO] [stdout] 20 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated function has missing stability attribute
[INFO] [stdout]   --> src/float/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn sign_mask() -> Self::Int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated function has missing stability attribute
[INFO] [stdout]   --> src/float/mod.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn significand_mask() -> Self::Int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated function has missing stability attribute
[INFO] [stdout]   --> src/float/mod.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn exponent_mask() -> Self::Int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: method has missing stability attribute
[INFO] [stdout]   --> src/float/mod.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn repr(self) -> Self::Int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated function has missing stability attribute
[INFO] [stdout]   --> src/float/mod.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn from_repr(a: Self::Int) -> Self;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated function has missing stability attribute
[INFO] [stdout]   --> src/float/mod.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn from_parts(sign: bool, exponent: Self::Int, significand: Self::Int) -> Self;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated function has missing stability attribute
[INFO] [stdout]   --> src/float/mod.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn normalize(significand: Self::Int) -> (i32, Self::Int);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the feature `asm` has been stable since 1.59.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(asm)]
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(stable_features)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/int/udiv.rs:112:33
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let mut rem = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 14 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compiler-builtins-snapshot` (lib test) due to 15 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: unnecessary `unsafe` block
[INFO] [stdout]   --> src/int/udiv.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         unsafe {
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(unused_unsafe)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary `unsafe` block
[INFO] [stdout]    --> src/int/udiv.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |             unsafe {
[INFO] [stdout]     |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 73 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compiler-builtins-snapshot` (lib) due to 74 previous errors
[INFO] running `Command { std: "docker" "inspect" "2423df9a3b846961eb1ba228274c5dc0bbcdd7e40157058c451490e76680f560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2423df9a3b846961eb1ba228274c5dc0bbcdd7e40157058c451490e76680f560", kill_on_drop: false }`
[INFO] [stdout] 2423df9a3b846961eb1ba228274c5dc0bbcdd7e40157058c451490e76680f560