[INFO] cloning repository https://github.com/cssivision/green_thread
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cssivision/green_thread" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcssivision%2Fgreen_thread", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcssivision%2Fgreen_thread'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7ed52287c52088015915565a27e14054cbd3ab8
[INFO] testing cssivision/green_thread against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcssivision%2Fgreen_thread" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cssivision/green_thread on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cssivision/green_thread
[INFO] finished tweaking git repo https://github.com/cssivision/green_thread
[INFO] tweaked toml for git repo https://github.com/cssivision/green_thread written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/cssivision/green_thread already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a16822b29e9f976f070211ad89460b13edea8325e522b5a8e52519fea1f3b3b2
[INFO] running `Command { std: "docker" "start" "-a" "a16822b29e9f976f070211ad89460b13edea8325e522b5a8e52519fea1f3b3b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a16822b29e9f976f070211ad89460b13edea8325e522b5a8e52519fea1f3b3b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a16822b29e9f976f070211ad89460b13edea8325e522b5a8e52519fea1f3b3b2", kill_on_drop: false }`
[INFO] [stdout] a16822b29e9f976f070211ad89460b13edea8325e522b5a8e52519fea1f3b3b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e4d79618c0e90ee4a2982a6039ac88874cac1e7edb814365d6b60bbf7def58df
[INFO] running `Command { std: "docker" "start" "-a" "e4d79618c0e90ee4a2982a6039ac88874cac1e7edb814365d6b60bbf7def58df", kill_on_drop: false }`
[INFO] [stderr]    Compiling green_thread v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]    --> src/main.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 |     asm!("
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider importing one of these items:
[INFO] [stdout]             std::arch::asm
[INFO] [stdout]             core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(asm)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(naked_functions)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust ABI is unsupported in naked functions
[INFO] [stdout]    --> src/main.rs:152:11
[INFO] [stdout]     |
[INFO] [stdout] 152 | unsafe fn switch(old: *mut ThreadContext, new: *const ThreadContext) {
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(undefined_naked_function_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0787]: naked functions must contain a single asm block
[INFO] [stdout]    --> src/main.rs:152:1
[INFO] [stdout]     |
[INFO] [stdout] 152 | / unsafe fn switch(old: *mut ThreadContext, new: *const ThreadContext) {
[INFO] [stdout] 153 | |     asm!("
[INFO] [stdout] 154 | |         mov     %rsp, 0x00($0)
[INFO] [stdout] 155 | |         mov     %r15, 0x08($0)
[INFO] [stdout] ...   |
[INFO] [stdout] 175 | |     );
[INFO] [stdout] 176 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: naked functions cannot be inlined
[INFO] [stdout]    --> src/main.rs:151:1
[INFO] [stdout]     |
[INFO] [stdout] 151 | #[inline(never)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0787.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `green_thread` due to 6 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e4d79618c0e90ee4a2982a6039ac88874cac1e7edb814365d6b60bbf7def58df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4d79618c0e90ee4a2982a6039ac88874cac1e7edb814365d6b60bbf7def58df", kill_on_drop: false }`
[INFO] [stdout] e4d79618c0e90ee4a2982a6039ac88874cac1e7edb814365d6b60bbf7def58df