[INFO] fetching crate r3_port_arm_m 0.1.1...
[INFO] checking r3_port_arm_m-0.1.1 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] extracting crate r3_port_arm_m 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate r3_port_arm_m 0.1.1 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate r3_port_arm_m 0.1.1
[INFO] finished tweaking crates.io crate r3_port_arm_m 0.1.1
[INFO] tweaked toml for crates.io crate r3_port_arm_m 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01539383c3082bc836686c7a41018fabfc9004e6a018c9bcdfcb6f72ae2e638e
[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" "01539383c3082bc836686c7a41018fabfc9004e6a018c9bcdfcb6f72ae2e638e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01539383c3082bc836686c7a41018fabfc9004e6a018c9bcdfcb6f72ae2e638e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01539383c3082bc836686c7a41018fabfc9004e6a018c9bcdfcb6f72ae2e638e", kill_on_drop: false }`
[INFO] [stdout] 01539383c3082bc836686c7a41018fabfc9004e6a018c9bcdfcb6f72ae2e638e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2189949b79bdff20306f58cd7e8798d8ce9466d0f20b60b38b93982cfb19717b
[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" "2189949b79bdff20306f58cd7e8798d8ce9466d0f20b60b38b93982cfb19717b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling pom v1.1.0
[INFO] [stderr]    Compiling svg v0.5.12
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]     Checking staticvec v0.10.7
[INFO] [stderr]     Checking tokenlock v0.3.4
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling r3_port_arm_m v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling svgbob v0.4.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling svgbobdoc v0.2.3
[INFO] [stderr]     Checking r3 v0.1.1
[INFO] [stdout] error[E0433]: failed to resolve: could not find `raw_const` in `ptr`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/r3-0.1.1/src/sync/recursive_mutex.rs:323:20
[INFO] [stdout]     |
[INFO] [stdout] 323 |         core::ptr::raw_const!(self.hunk.data) as _
[INFO] [stdout]     |                    ^^^^^^^^^ could not find `raw_const` in `ptr`
[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 E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `r3`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "2189949b79bdff20306f58cd7e8798d8ce9466d0f20b60b38b93982cfb19717b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2189949b79bdff20306f58cd7e8798d8ce9466d0f20b60b38b93982cfb19717b", kill_on_drop: false }`
[INFO] [stdout] 2189949b79bdff20306f58cd7e8798d8ce9466d0f20b60b38b93982cfb19717b