[INFO] fetching crate null-terminated 0.3.15... [INFO] testing null-terminated-0.3.15 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate null-terminated 0.3.15 into /workspace/builds/worker-77/source [INFO] validating manifest of crates.io crate null-terminated 0.3.15 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate null-terminated 0.3.15 [INFO] finished tweaking crates.io crate null-terminated 0.3.15 [INFO] tweaked toml for crates.io crate null-terminated 0.3.15 written to /workspace/builds/worker-77/source/Cargo.toml [INFO] crate crates.io crate null-terminated 0.3.15 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quickcheck v0.8.5 [INFO] [stderr] Downloaded quickcheck_macros v0.8.0 [INFO] [stderr] Downloaded utf v0.1.5 [INFO] [stderr] Downloaded system-call v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 50d55a5ccee55277c0e2ba01b0d2a5b0a1fb2cc30586992e105695ff9f42ca10 [INFO] running `Command { std: "docker" "start" "-a" "50d55a5ccee55277c0e2ba01b0d2a5b0a1fb2cc30586992e105695ff9f42ca10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "50d55a5ccee55277c0e2ba01b0d2a5b0a1fb2cc30586992e105695ff9f42ca10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50d55a5ccee55277c0e2ba01b0d2a5b0a1fb2cc30586992e105695ff9f42ca10", kill_on_drop: false }` [INFO] [stdout] 50d55a5ccee55277c0e2ba01b0d2a5b0a1fb2cc30586992e105695ff9f42ca10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a5387a42190f065d1b3b5f93dcf4235e69a29890a2cef2650014b9784d2bf4d [INFO] running `Command { std: "docker" "start" "-a" "9a5387a42190f065d1b3b5f93dcf4235e69a29890a2cef2650014b9784d2bf4d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling utf v0.1.5 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling null-terminated v0.3.15 (/opt/rustwide/workdir) [INFO] [stdout] error[E0658]: dereferencing raw mutable pointers in constant functions is unstable [INFO] [stdout] --> src/lib.rs:336:72 [INFO] [stdout] | [INFO] [stdout] 336 | pub const unsafe fn new_unchecked(p: *const u8) -> &'static Self { &*(p as *mut Self) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #57349 for more information [INFO] [stdout] = help: add `#![feature(const_mut_refs)]` to the crate attributes to enable [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 E0658`. [INFO] [stdout] [INFO] [stderr] error: could not compile `null-terminated` due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "9a5387a42190f065d1b3b5f93dcf4235e69a29890a2cef2650014b9784d2bf4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a5387a42190f065d1b3b5f93dcf4235e69a29890a2cef2650014b9784d2bf4d", kill_on_drop: false }` [INFO] [stdout] 9a5387a42190f065d1b3b5f93dcf4235e69a29890a2cef2650014b9784d2bf4d