[INFO] cloning repository https://github.com/Vlad-Shcherbina/rusty_sand
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vlad-Shcherbina/rusty_sand" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVlad-Shcherbina%2Frusty_sand", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVlad-Shcherbina%2Frusty_sand'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 26c085a38477022be627a28d81c6f2caa04ace8c
[INFO] checking Vlad-Shcherbina/rusty_sand against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVlad-Shcherbina%2Frusty_sand" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Vlad-Shcherbina/rusty_sand on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Vlad-Shcherbina/rusty_sand
[INFO] finished tweaking git repo https://github.com/Vlad-Shcherbina/rusty_sand
[INFO] tweaked toml for git repo https://github.com/Vlad-Shcherbina/rusty_sand written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Vlad-Shcherbina/rusty_sand already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 384fa9355efe096a4ce17af03a712d0a648a0017c22451b1af967358602e3e2f
[INFO] running `Command { std: "docker" "start" "-a" "384fa9355efe096a4ce17af03a712d0a648a0017c22451b1af967358602e3e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "384fa9355efe096a4ce17af03a712d0a648a0017c22451b1af967358602e3e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "384fa9355efe096a4ce17af03a712d0a648a0017c22451b1af967358602e3e2f", kill_on_drop: false }`
[INFO] [stdout] 384fa9355efe096a4ce17af03a712d0a648a0017c22451b1af967358602e3e2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f9e5a9c56a541b5ab229d7d4c2b8c799b42bc24f94deb554cdd4d1efc6901db
[INFO] running `Command { std: "docker" "start" "-a" "3f9e5a9c56a541b5ab229d7d4c2b8c799b42bc24f94deb554cdd4d1efc6901db", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking amd64_gen v0.1.0 (/opt/rustwide/workdir/amd64_gen)
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]     Checking exe_buf v0.1.0 (/opt/rustwide/workdir/exe_buf)
[INFO] [stderr]     Checking rusty_sand v0.1.0 (/opt/rustwide/workdir/rusty_sand)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stdout] warning: Rust ABI is unsupported in naked functions
[INFO] [stdout]   --> rusty_sand/src/jit.rs:91:11
[INFO] [stdout]    |
[INFO] [stdout] 91 | unsafe fn jit_trampoline() {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unsupported_naked_functions)]` on by default
[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 #32408 <https://github.com/rust-lang/rust/issues/32408>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: asm in naked functions must use `noreturn` option
[INFO] [stdout]    --> rusty_sand/src/jit.rs:92:5
[INFO] [stdout]     |
[INFO] [stdout] 92  | /     asm!("
[INFO] [stdout] 93  | |     // push all win64 volatile registers
[INFO] [stdout] 94  | |     push rax
[INFO] [stdout] 95  | |     //push rcx
[INFO] [stdout] ...   |
[INFO] [stdout] 120 | |     compile = sym State::compile
[INFO] [stdout] 121 | |     );
[INFO] [stdout]     | |______^
[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 #32408 <https://github.com/rust-lang/rust/issues/32408>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust ABI is unsupported in naked functions
[INFO] [stdout]   --> rusty_sand/src/jit.rs:91:11
[INFO] [stdout]    |
[INFO] [stdout] 91 | unsafe fn jit_trampoline() {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unsupported_naked_functions)]` on by default
[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 #32408 <https://github.com/rust-lang/rust/issues/32408>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: asm in naked functions must use `noreturn` option
[INFO] [stdout]    --> rusty_sand/src/jit.rs:92:5
[INFO] [stdout]     |
[INFO] [stdout] 92  | /     asm!("
[INFO] [stdout] 93  | |     // push all win64 volatile registers
[INFO] [stdout] 94  | |     push rax
[INFO] [stdout] 95  | |     //push rcx
[INFO] [stdout] ...   |
[INFO] [stdout] 120 | |     compile = sym State::compile
[INFO] [stdout] 121 | |     );
[INFO] [stdout]     | |______^
[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 #32408 <https://github.com/rust-lang/rust/issues/32408>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `slice_fill` has been stable since 1.50.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> rusty_sand/src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(slice_fill)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stdout] warning: the feature `slice_fill` has been stable since 1.50.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> rusty_sand/src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(slice_fill)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking binutils v0.1.0 (/opt/rustwide/workdir/binutils)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `Command { std: "docker" "inspect" "3f9e5a9c56a541b5ab229d7d4c2b8c799b42bc24f94deb554cdd4d1efc6901db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f9e5a9c56a541b5ab229d7d4c2b8c799b42bc24f94deb554cdd4d1efc6901db", kill_on_drop: false }`
[INFO] [stdout] 3f9e5a9c56a541b5ab229d7d4c2b8c799b42bc24f94deb554cdd4d1efc6901db