[INFO] fetching crate r3_port_arm_m 0.1.1...
[INFO] checking r3_port_arm_m-0.1.1 against try#4a23c45c7893f1416456144e3883cc48ea91722e for pr-82322
[INFO] extracting crate r3_port_arm_m 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate r3_port_arm_m 0.1.1 on toolchain 4a23c45c7893f1416456144e3883cc48ea91722e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "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-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.8
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba6033cfe7c9051f7367d306bdb37dd962a0ea36db248f7a9810f18a395a0f6e
[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" "ba6033cfe7c9051f7367d306bdb37dd962a0ea36db248f7a9810f18a395a0f6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba6033cfe7c9051f7367d306bdb37dd962a0ea36db248f7a9810f18a395a0f6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba6033cfe7c9051f7367d306bdb37dd962a0ea36db248f7a9810f18a395a0f6e", kill_on_drop: false }`
[INFO] [stdout] ba6033cfe7c9051f7367d306bdb37dd962a0ea36db248f7a9810f18a395a0f6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f201a3a2de984435ff10567671bf69a04ccb1d3cec516f72b2c47cfc6d92bd00
[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" "f201a3a2de984435ff10567671bf69a04ccb1d3cec516f72b2c47cfc6d92bd00", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling pom v1.1.0
[INFO] [stderr]    Compiling svg v0.5.12
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking staticvec v0.10.5
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]     Checking tokenlock v0.3.4
[INFO] [stderr]    Compiling r3_port_arm_m v0.1.1 (/opt/rustwide/workdir)
[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 memchr v2.3.4
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling svgbob v0.4.1
[INFO] [stderr]    Compiling regex v1.4.3
[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" "f201a3a2de984435ff10567671bf69a04ccb1d3cec516f72b2c47cfc6d92bd00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f201a3a2de984435ff10567671bf69a04ccb1d3cec516f72b2c47cfc6d92bd00", kill_on_drop: false }`
[INFO] [stdout] f201a3a2de984435ff10567671bf69a04ccb1d3cec516f72b2c47cfc6d92bd00