[INFO] cloning repository https://github.com/guigo613/gunion [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guigo613/gunion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguigo613%2Fgunion", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguigo613%2Fgunion'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2154894ca1a6288e49705c3d86a27a943a71eadf [INFO] checking guigo613/gunion against c397dae808f70caebab1fc4e11b3edf7e59f58c7 for pr-158759-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguigo613%2Fgunion" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/guigo613/gunion [INFO] finished tweaking git repo https://github.com/guigo613/gunion [INFO] tweaked toml for git repo https://github.com/guigo613/gunion written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/guigo613/gunion on toolchain c397dae808f70caebab1fc4e11b3edf7e59f58c7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c397dae808f70caebab1fc4e11b3edf7e59f58c7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/guigo613/gunion already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c397dae808f70caebab1fc4e11b3edf7e59f58c7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quote v1.0.33 [INFO] [stderr] Downloaded pkg-config v0.3.27 [INFO] [stderr] Downloaded proc-macro2 v1.0.67 [INFO] [stderr] Downloaded bitflags v2.4.0 [INFO] [stderr] Downloaded cc v1.0.83 [INFO] [stderr] Downloaded openssl-sys v0.9.93 [INFO] [stderr] Downloaded memchr v2.6.3 [INFO] [stderr] Downloaded regex v1.9.5 [INFO] [stderr] Downloaded aho-corasick v1.1.1 [INFO] [stderr] Downloaded openssl v0.10.57 [INFO] [stderr] Downloaded syn v2.0.37 [INFO] [stderr] Downloaded regex-syntax v0.7.5 [INFO] [stderr] Downloaded regex-automata v0.3.8 [INFO] [stderr] Downloaded libc v0.2.148 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] 3a21158bd8d5710e4395762a9196dc9307b56af9f65a51fab8f11da30a176f1a [INFO] running `Command { std: "docker" "start" "3a21158bd8d5710e4395762a9196dc9307b56af9f65a51fab8f11da30a176f1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a21158bd8d5710e4395762a9196dc9307b56af9f65a51fab8f11da30a176f1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3a21158bd8d5710e4395762a9196dc9307b56af9f65a51fab8f11da30a176f1a" "/opt/rustwide/cargo-home/bin/cargo" "+c397dae808f70caebab1fc4e11b3edf7e59f58c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a21158bd8d5710e4395762a9196dc9307b56af9f65a51fab8f11da30a176f1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3a21158bd8d5710e4395762a9196dc9307b56af9f65a51fab8f11da30a176f1a" "/opt/rustwide/cargo-home/bin/cargo" "+c397dae808f70caebab1fc4e11b3edf7e59f58c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling pkg-config v0.3.27 [INFO] [stderr] Compiling vcpkg v0.2.15 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.10.57 [INFO] [stderr] Checking regex-syntax v0.7.5 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Checking aho-corasick v1.1.1 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.37 [INFO] [stderr] Compiling openssl-sys v0.9.93 [INFO] [stderr] Checking regex-automata v0.3.8 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Checking regex v1.9.5 [INFO] [stderr] Checking gunion v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/func.rs:68:45 [INFO] [stdout] | [INFO] [stdout] 68 | let s: &mut dyn ReadWrite = &mut *(s.as_ref() as *const dyn ReadWrite as *mut _); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: even for types with interior mutability, the only legal way to obtain a mutable pointer from a shared reference is through `UnsafeCell::get` [INFO] [stdout] = note: `#[deny(invalid_reference_casting)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/func.rs:69:45 [INFO] [stdout] | [INFO] [stdout] 69 | let l: &mut dyn ReadWrite = &mut *(l.as_ref() as *const dyn ReadWrite as *mut _); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: even for types with interior mutability, the only legal way to obtain a mutable pointer from a shared reference is through `UnsafeCell::get` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/func.rs:92:9 [INFO] [stdout] | [INFO] [stdout] 92 | ACCEPTOR.get_or_insert_with(new_acceptor) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/func.rs:68:45 [INFO] [stdout] | [INFO] [stdout] 68 | let s: &mut dyn ReadWrite = &mut *(s.as_ref() as *const dyn ReadWrite as *mut _); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: even for types with interior mutability, the only legal way to obtain a mutable pointer from a shared reference is through `UnsafeCell::get` [INFO] [stdout] = note: `#[deny(invalid_reference_casting)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gunion` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stdout] error: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/func.rs:69:45 [INFO] [stdout] | [INFO] [stdout] 69 | let l: &mut dyn ReadWrite = &mut *(l.as_ref() as *const dyn ReadWrite as *mut _); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: even for types with interior mutability, the only legal way to obtain a mutable pointer from a shared reference is through `UnsafeCell::get` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/func.rs:92:9 [INFO] [stdout] | [INFO] [stdout] 92 | ACCEPTOR.get_or_insert_with(new_acceptor) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gunion` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "3a21158bd8d5710e4395762a9196dc9307b56af9f65a51fab8f11da30a176f1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a21158bd8d5710e4395762a9196dc9307b56af9f65a51fab8f11da30a176f1a", kill_on_drop: false }` [INFO] [stdout] 3a21158bd8d5710e4395762a9196dc9307b56af9f65a51fab8f11da30a176f1a