[INFO] cloning repository https://github.com/asllop/thek
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asllop/thek" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasllop%2Fthek", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasllop%2Fthek'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7ec573e6c26604c3e671b027b6c61d7ccb4c0d0
[INFO] testing asllop/thek against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasllop%2Fthek" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/asllop/thek on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-12/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-12/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/asllop/thek
[INFO] finished tweaking git repo https://github.com/asllop/thek
[INFO] tweaked toml for git repo https://github.com/asllop/thek written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/asllop/thek already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] eafec59f1f05f491b9f92e8f86c8a109bcd53d4c8e88297505990c7159c716d7
[INFO] running `Command { std: "docker" "start" "-a" "eafec59f1f05f491b9f92e8f86c8a109bcd53d4c8e88297505990c7159c716d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eafec59f1f05f491b9f92e8f86c8a109bcd53d4c8e88297505990c7159c716d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eafec59f1f05f491b9f92e8f86c8a109bcd53d4c8e88297505990c7159c716d7", kill_on_drop: false }`
[INFO] [stdout] eafec59f1f05f491b9f92e8f86c8a109bcd53d4c8e88297505990c7159c716d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b1c29d12d56b47ad5eb076bf91dd358a0e49e9021adeb544271548f1e5ca3cc
[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" "4b1c29d12d56b47ad5eb076bf91dd358a0e49e9021adeb544271548f1e5ca3cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling x86_64 v0.14.6
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling volatile v0.4.4
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling bootloader v0.9.19
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling pic8259 v0.10.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling macros v0.1.0 (/opt/rustwide/workdir/macros)
[INFO] [stderr]    Compiling thek v0.0.0 (/opt/rustwide/workdir/thek)
[INFO] [stdout] error[E0658]: sym operands for inline assembly are unstable
[INFO] [stdout]    --> thek/src/cpu/arch/x86_64/mod.rs:178:8
[INFO] [stdout]     |
[INFO] [stdout] 178 |     ", sym timer_isr, options(noreturn));
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #72016 <https://github.com/rust-lang/rust/issues/72016> for more information
[INFO] [stdout]     = help: add `#![feature(asm_sym)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `thek` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4b1c29d12d56b47ad5eb076bf91dd358a0e49e9021adeb544271548f1e5ca3cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b1c29d12d56b47ad5eb076bf91dd358a0e49e9021adeb544271548f1e5ca3cc", kill_on_drop: false }`
[INFO] [stdout] 4b1c29d12d56b47ad5eb076bf91dd358a0e49e9021adeb544271548f1e5ca3cc