[INFO] fetching crate r3_port_std 0.1.1...
[INFO] checking r3_port_std-0.1.1 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate r3_port_std 0.1.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate r3_port_std 0.1.1 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate r3_port_std 0.1.1
[INFO] finished tweaking crates.io crate r3_port_std 0.1.1
[INFO] tweaked toml for crates.io crate r3_port_std 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5ea498a2af8b9c522e27cd235fa5e735de2d368224baf66fb444ae2257f6acf
[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" "e5ea498a2af8b9c522e27cd235fa5e735de2d368224baf66fb444ae2257f6acf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5ea498a2af8b9c522e27cd235fa5e735de2d368224baf66fb444ae2257f6acf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5ea498a2af8b9c522e27cd235fa5e735de2d368224baf66fb444ae2257f6acf", kill_on_drop: false }`
[INFO] [stdout] e5ea498a2af8b9c522e27cd235fa5e735de2d368224baf66fb444ae2257f6acf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef9b34133df55ea864f837eada9a604c933f7c957a4ab77aa0d8a15ce0c303a1
[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" "ef9b34133df55ea864f837eada9a604c933f7c957a4ab77aa0d8a15ce0c303a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling svg v0.5.12
[INFO] [stderr]    Compiling pom v1.1.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking tokenlock v0.3.4
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]     Checking staticvec v0.10.7
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking try-mutex v0.3.0
[INFO] [stderr]     Checking atomic_ref v0.2.0
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling svgbob v0.4.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]     Checking env_logger v0.7.1
[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" "ef9b34133df55ea864f837eada9a604c933f7c957a4ab77aa0d8a15ce0c303a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef9b34133df55ea864f837eada9a604c933f7c957a4ab77aa0d8a15ce0c303a1", kill_on_drop: false }`
[INFO] [stdout] ef9b34133df55ea864f837eada9a604c933f7c957a4ab77aa0d8a15ce0c303a1