[INFO] cloning repository https://github.com/rendaardy/green_threads
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rendaardy/green_threads" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frendaardy%2Fgreen_threads", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frendaardy%2Fgreen_threads'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4fa5d3de671d230d1aa8005e35815a191eb367b
[INFO] building rendaardy/green_threads against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frendaardy%2Fgreen_threads" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rendaardy/green_threads on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rendaardy/green_threads
[INFO] finished tweaking git repo https://github.com/rendaardy/green_threads
[INFO] tweaked toml for git repo https://github.com/rendaardy/green_threads written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/rendaardy/green_threads already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee5fe9a05600dc516b6627cb4048cfbc4f139b6f0258deb1d8179ee6d0c8dfbb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ee5fe9a05600dc516b6627cb4048cfbc4f139b6f0258deb1d8179ee6d0c8dfbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee5fe9a05600dc516b6627cb4048cfbc4f139b6f0258deb1d8179ee6d0c8dfbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee5fe9a05600dc516b6627cb4048cfbc4f139b6f0258deb1d8179ee6d0c8dfbb", kill_on_drop: false }`
[INFO] [stdout] ee5fe9a05600dc516b6627cb4048cfbc4f139b6f0258deb1d8179ee6d0c8dfbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7082f59e8c3809c50c993fe88879c0d4f8ffb7e3110a5eb5321d26e6b68a5a3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d7082f59e8c3809c50c993fe88879c0d4f8ffb7e3110a5eb5321d26e6b68a5a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling green_threads v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: Rust ABI is unsupported in naked functions
[INFO] [stdout]    --> src/main.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn skip() {}
[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: naked functions must contain a single asm block
[INFO] [stdout]    --> src/main.rs:116:1
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn skip() {}
[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]    --> src/main.rs:189:11
[INFO] [stdout]     |
[INFO] [stdout] 189 | unsafe fn switch(old: *const ThreadContext, new: *const ThreadContext) {
[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] error: referencing function parameters is not allowed in naked functions
[INFO] [stdout]    --> src/main.rs:209:11
[INFO] [stdout]     |
[INFO] [stdout] 209 |     : "r"(old), "r"(new)
[INFO] [stdout]     |           ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: follow the calling convention in asm block to use parameters
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: referencing function parameters is not allowed in naked functions
[INFO] [stdout]    --> src/main.rs:209:21
[INFO] [stdout]     |
[INFO] [stdout] 209 |     : "r"(old), "r"(new)
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: follow the calling convention in asm block to use parameters
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the LLVM-style inline assembly is unsupported in naked functions
[INFO] [stdout]    --> src/main.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 | /     llvm_asm!("
[INFO] [stdout] 191 | |         mov %rsp, 0x00($0)
[INFO] [stdout] 192 | |         mov %r15, 0x08($0)
[INFO] [stdout] 193 | |         mov %r14, 0x10($0)
[INFO] [stdout] ...   |
[INFO] [stdout] 211 | |     : "alignstack", "volatile"
[INFO] [stdout] 212 | |     );
[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]     = help: use the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `green_threads`
[INFO] [stdout] error: aborting due to 2 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "d7082f59e8c3809c50c993fe88879c0d4f8ffb7e3110a5eb5321d26e6b68a5a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7082f59e8c3809c50c993fe88879c0d4f8ffb7e3110a5eb5321d26e6b68a5a3", kill_on_drop: false }`
[INFO] [stdout] d7082f59e8c3809c50c993fe88879c0d4f8ffb7e3110a5eb5321d26e6b68a5a3
