[INFO] fetching crate ruspiro-gpio 0.4.2...
[INFO] building ruspiro-gpio-0.4.2 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate ruspiro-gpio 0.4.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ruspiro-gpio 0.4.2 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate ruspiro-gpio 0.4.2
[INFO] finished tweaking crates.io crate ruspiro-gpio 0.4.2
[INFO] tweaked toml for crates.io crate ruspiro-gpio 0.4.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "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] 2537b750580349511a51bead38702dded85c2fe663d0fe1f4755475875c2ed92
[INFO] running `Command { std: "docker" "start" "-a" "2537b750580349511a51bead38702dded85c2fe663d0fe1f4755475875c2ed92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2537b750580349511a51bead38702dded85c2fe663d0fe1f4755475875c2ed92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2537b750580349511a51bead38702dded85c2fe663d0fe1f4755475875c2ed92", kill_on_drop: false }`
[INFO] [stdout] 2537b750580349511a51bead38702dded85c2fe663d0fe1f4755475875c2ed92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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 -Zprofile-closures" "-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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e01b86fdf06ebffec86372d3fe9d27e02fa4aa4b91e37db93030097da8f6a81b
[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" "e01b86fdf06ebffec86372d3fe9d27e02fa4aa4b91e37db93030097da8f6a81b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr] SG_CR_Eslkdjf: unicode_xid, (871b1e9a51f88fc2, 32ae6a5de167fa58), 8, 8
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling ruspiro-register v0.5.4
[INFO] [stderr]    Compiling ruspiro-interrupt v0.4.3
[INFO] [stderr]    Compiling ruspiro-lock v0.4.2
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling ruspiro-singleton v0.4.2
[INFO] [stderr]    Compiling ruspiro-arch-aarch64 v0.1.4
[INFO] [stderr]    Compiling ruspiro-mmio-register v0.1.2
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ruspiro-singleton-0.4.2/src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(const_fn)]
[INFO] [stdout]   |            ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (b3079e8771037d32, c406d6c1b627d562), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: paste, (ac6d15732dca78c2, e339bd48795d5c50), 16, 16
[INFO] [stderr] SG_CR_Eslkdjf: paste, (6e6733997e11a1f9, fdf9904558870e2f), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: paste, (2742191485f2ca85, 70b22b5c2ab6a41b), 0, 0
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ruspiro-singleton` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ruspiro-arch-aarch64-0.1.4/src/lib.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(llvm_asm, const_fn)]
[INFO] [stdout]    |                      ^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ruspiro-mmio-register-0.1.2/src/lib.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(const_fn)]
[INFO] [stdout]    |            ^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: split into finer-grained feature gates
[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 E0557`.
[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 E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e01b86fdf06ebffec86372d3fe9d27e02fa4aa4b91e37db93030097da8f6a81b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e01b86fdf06ebffec86372d3fe9d27e02fa4aa4b91e37db93030097da8f6a81b", kill_on_drop: false }`
[INFO] [stdout] e01b86fdf06ebffec86372d3fe9d27e02fa4aa4b91e37db93030097da8f6a81b