[INFO] cloning repository https://github.com/gfaster/lisp2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gfaster/lisp2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfaster%2Flisp2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfaster%2Flisp2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4e8fa0bef3de17afc8fade87d2a41096053b74dc [INFO] checking gfaster/lisp2 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfaster%2Flisp2" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/gfaster/lisp2 [INFO] finished tweaking git repo https://github.com/gfaster/lisp2 [INFO] tweaked toml for git repo https://github.com/gfaster/lisp2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/gfaster/lisp2 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/gfaster/lisp2 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 481ca213092c72a311b57888f1119323487c6042952cc7b71e94790de6a8f32f [INFO] running `Command { std: "docker" "start" "-a" "481ca213092c72a311b57888f1119323487c6042952cc7b71e94790de6a8f32f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "481ca213092c72a311b57888f1119323487c6042952cc7b71e94790de6a8f32f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "481ca213092c72a311b57888f1119323487c6042952cc7b71e94790de6a8f32f", kill_on_drop: false }` [INFO] [stdout] 481ca213092c72a311b57888f1119323487c6042952cc7b71e94790de6a8f32f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d8efa8026bf21b69e25f4105f0649c03451e94ddffe2a3af3f479d4a361217fb [INFO] running `Command { std: "docker" "start" "-a" "d8efa8026bf21b69e25f4105f0649c03451e94ddffe2a3af3f479d4a361217fb", kill_on_drop: false }` [INFO] [stderr] Checking grel v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/obj.rs:421:66 [INFO] [stdout] | [INFO] [stdout] 421 | Some(NonNull::from(str::from_utf8_unchecked(&(*p)[1..(len + 1)]))) [INFO] [stdout] | ^^-^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut [u8; 48]` [INFO] [stdout] | [INFO] [stdout] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[u8; 48]` [INFO] [stdout] --> src/obj.rs:421:66 [INFO] [stdout] | [INFO] [stdout] 421 | Some(NonNull::from(str::from_utf8_unchecked(&(*p)[1..(len + 1)]))) [INFO] [stdout] | ^^^^ [INFO] [stdout] = note: `#[deny(dangerous_implicit_autorefs)]` on by default [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 421 | Some(NonNull::from(str::from_utf8_unchecked(&(&(*p))[1..(len + 1)]))) [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/obj.rs:521:49 [INFO] [stdout] | [INFO] [stdout] 521 | (Inner::Prim(x), Inner::Prim(y)) => x == y, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint [INFO] [stdout] | [INFO] [stdout] 521 - (Inner::Prim(x), Inner::Prim(y)) => x == y, [INFO] [stdout] 521 + (Inner::Prim(x), Inner::Prim(y)) => std::ptr::fn_addr_eq(x, y), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `grel` (lib) due to 1 previous error; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/obj.rs:421:66 [INFO] [stdout] | [INFO] [stdout] 421 | Some(NonNull::from(str::from_utf8_unchecked(&(*p)[1..(len + 1)]))) [INFO] [stdout] | ^^-^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut [u8; 48]` [INFO] [stdout] | [INFO] [stdout] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[u8; 48]` [INFO] [stdout] --> src/obj.rs:421:66 [INFO] [stdout] | [INFO] [stdout] 421 | Some(NonNull::from(str::from_utf8_unchecked(&(*p)[1..(len + 1)]))) [INFO] [stdout] | ^^^^ [INFO] [stdout] = note: `#[deny(dangerous_implicit_autorefs)]` on by default [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 421 | Some(NonNull::from(str::from_utf8_unchecked(&(&(*p))[1..(len + 1)]))) [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/obj.rs:521:49 [INFO] [stdout] | [INFO] [stdout] 521 | (Inner::Prim(x), Inner::Prim(y)) => x == y, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint [INFO] [stdout] | [INFO] [stdout] 521 - (Inner::Prim(x), Inner::Prim(y)) => x == y, [INFO] [stdout] 521 + (Inner::Prim(x), Inner::Prim(y)) => std::ptr::fn_addr_eq(x, y), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `grel` (lib test) due to 1 previous error; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "d8efa8026bf21b69e25f4105f0649c03451e94ddffe2a3af3f479d4a361217fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8efa8026bf21b69e25f4105f0649c03451e94ddffe2a3af3f479d4a361217fb", kill_on_drop: false }` [INFO] [stdout] d8efa8026bf21b69e25f4105f0649c03451e94ddffe2a3af3f479d4a361217fb