[INFO] cloning repository https://github.com/shiwenlong12/signal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shiwenlong12/signal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshiwenlong12%2Fsignal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshiwenlong12%2Fsignal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 512475349b7982fb7f6aba4a9f43970c9b0a0612
[INFO] testing shiwenlong12/signal against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshiwenlong12%2Fsignal" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/shiwenlong12/signal
[INFO] finished tweaking git repo https://github.com/shiwenlong12/signal
[INFO] tweaked toml for git repo https://github.com/shiwenlong12/signal written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/shiwenlong12/signal on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/shiwenlong12/signal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19805f42ecafec2d65839fc6b0acc42ebdb1e9b1eae7ce516956292e7267c4e1
[INFO] running `Command { std: "docker" "start" "-a" "19805f42ecafec2d65839fc6b0acc42ebdb1e9b1eae7ce516956292e7267c4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19805f42ecafec2d65839fc6b0acc42ebdb1e9b1eae7ce516956292e7267c4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19805f42ecafec2d65839fc6b0acc42ebdb1e9b1eae7ce516956292e7267c4e1", kill_on_drop: false }`
[INFO] [stdout] 19805f42ecafec2d65839fc6b0acc42ebdb1e9b1eae7ce516956292e7267c4e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 774b70225f27d3fb53e1be50a55b7061e1e666190d9e3252cddf1847563d25d5
[INFO] running `Command { std: "docker" "start" "-a" "774b70225f27d3fb53e1be50a55b7061e1e666190d9e3252cddf1847563d25d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling numeric-enum-macro v0.2.0
[INFO] [stderr]    Compiling kernel-context v0.1.0 (https://github.com/shiwenlong12/kernel-context#6fcdebca)
[INFO] [stdout] error: unsafe attribute used without unsafe
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/kernel-context-3b325787b7fa6dcb/6fcdebc/src/lib.rs:182:3
[INFO] [stdout]     |
[INFO] [stdout] 182 | #[naked]
[INFO] [stdout]     |   ^^^^^ usage of unsafe attribute
[INFO] [stdout]     |
[INFO] [stdout] help: wrap the attribute in `unsafe(...)`
[INFO] [stdout]     |
[INFO] [stdout] 182 | #[unsafe(naked)]
[INFO] [stdout]     |   +++++++     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0787]: the `asm!` macro is not allowed in naked functions
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/kernel-context-3b325787b7fa6dcb/6fcdebc/src/lib.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 | /     core::arch::asm!(
[INFO] [stdout] 185 | |         r"  .altmacro
[INFO] [stdout] 186 | |             .macro SAVE n
[INFO] [stdout] 187 | |                 sd x\n, \n*8(sp)
[INFO] [stdout] ...   |
[INFO] [stdout] 251 | |         options(noreturn)
[INFO] [stdout] 252 | |     )
[INFO] [stdout]     | |_____^ consider using the `naked_asm!` macro instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0787`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kernel-context` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "774b70225f27d3fb53e1be50a55b7061e1e666190d9e3252cddf1847563d25d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "774b70225f27d3fb53e1be50a55b7061e1e666190d9e3252cddf1847563d25d5", kill_on_drop: false }`
[INFO] [stdout] 774b70225f27d3fb53e1be50a55b7061e1e666190d9e3252cddf1847563d25d5