[INFO] fetching crate rust-blas 0.2.0... [INFO] building rust-blas-0.2.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2 [INFO] extracting crate rust-blas 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate rust-blas 0.2.0 [INFO] finished tweaking crates.io crate rust-blas 0.2.0 [INFO] tweaked toml for crates.io crate rust-blas 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rust-blas 0.2.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rust-blas 0.2.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 770eb0b33f4cef7a8bbca4667560b4b7248af0d75b1f3fc8f532113b5307f823 [INFO] running `Command { std: "docker" "start" "-a" "770eb0b33f4cef7a8bbca4667560b4b7248af0d75b1f3fc8f532113b5307f823", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "770eb0b33f4cef7a8bbca4667560b4b7248af0d75b1f3fc8f532113b5307f823", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "770eb0b33f4cef7a8bbca4667560b4b7248af0d75b1f3fc8f532113b5307f823", kill_on_drop: false }` [INFO] [stdout] 770eb0b33f4cef7a8bbca4667560b4b7248af0d75b1f3fc8f532113b5307f823 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3ff782ced86558b3723636971abd6c6d2ab085c0743bfd69f85ba0bb3ff3fdfd [INFO] running `Command { std: "docker" "start" "-a" "3ff782ced86558b3723636971abd6c6d2ab085c0743bfd69f85ba0bb3ff3fdfd", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling pkg-config v0.3.22 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling rust-blas v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling num-complex v0.4.0 [INFO] [stderr] Compiling num v0.4.0 [INFO] [stdout] warning: a dangling pointer will be produced because the local variable `self` will be dropped [INFO] [stdout] --> src/scalar.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 22 | fn as_mut(self) -> *mut $t { [INFO] [stdout] | ---- ------- return type of the method is `*mut f32` [INFO] [stdout] | | [INFO] [stdout] | `self` is part the method and will be dropped at the end of the method [INFO] [stdout] 23 | &self as *const _ as *mut $c_type [INFO] [stdout] | -----^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | dangling pointer created here [INFO] [stdout] ... [INFO] [stdout] 41 | scalar_impl!(f32, c_float); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; after returning, the `f32` will be deallocated at the end of the method because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = note: `#[warn(dangling_pointers_from_locals)]` on by default [INFO] [stdout] = note: this warning originates in the macro `scalar_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the local variable `self` will be dropped [INFO] [stdout] --> src/scalar.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 22 | fn as_mut(self) -> *mut $t { [INFO] [stdout] | ---- ------- return type of the method is `*mut f64` [INFO] [stdout] | | [INFO] [stdout] | `self` is part the method and will be dropped at the end of the method [INFO] [stdout] 23 | &self as *const _ as *mut $c_type [INFO] [stdout] | -----^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | dangling pointer created here [INFO] [stdout] ... [INFO] [stdout] 42 | scalar_impl!(f64, c_double); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; after returning, the `f64` will be deallocated at the end of the method because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = note: this warning originates in the macro `scalar_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.37s [INFO] running `Command { std: "docker" "inspect" "3ff782ced86558b3723636971abd6c6d2ab085c0743bfd69f85ba0bb3ff3fdfd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ff782ced86558b3723636971abd6c6d2ab085c0743bfd69f85ba0bb3ff3fdfd", kill_on_drop: false }` [INFO] [stdout] 3ff782ced86558b3723636971abd6c6d2ab085c0743bfd69f85ba0bb3ff3fdfd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f53196a4c0ef077ea900970c673e8c8ab92e5770c286aa73519e38a231976cd [INFO] running `Command { std: "docker" "start" "-a" "6f53196a4c0ef077ea900970c673e8c8ab92e5770c286aa73519e38a231976cd", kill_on_drop: false }` [INFO] [stderr] Compiling rust-blas v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: a dangling pointer will be produced because the local variable `self` will be dropped [INFO] [stdout] --> src/scalar.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 22 | fn as_mut(self) -> *mut $t { [INFO] [stdout] | ---- ------- return type of the method is `*mut f32` [INFO] [stdout] | | [INFO] [stdout] | `self` is part the method and will be dropped at the end of the method [INFO] [stdout] 23 | &self as *const _ as *mut $c_type [INFO] [stdout] | -----^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | dangling pointer created here [INFO] [stdout] ... [INFO] [stdout] 41 | scalar_impl!(f32, c_float); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; after returning, the `f32` will be deallocated at the end of the method because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = note: `#[warn(dangling_pointers_from_locals)]` on by default [INFO] [stdout] = note: this warning originates in the macro `scalar_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the local variable `self` will be dropped [INFO] [stdout] --> src/scalar.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 22 | fn as_mut(self) -> *mut $t { [INFO] [stdout] | ---- ------- return type of the method is `*mut f64` [INFO] [stdout] | | [INFO] [stdout] | `self` is part the method and will be dropped at the end of the method [INFO] [stdout] 23 | &self as *const _ as *mut $c_type [INFO] [stdout] | -----^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | dangling pointer created here [INFO] [stdout] ... [INFO] [stdout] 42 | scalar_impl!(f64, c_double); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; after returning, the `f64` will be deallocated at the end of the method because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = note: this warning originates in the macro `scalar_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the local variable `self` will be dropped [INFO] [stdout] --> src/scalar.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 22 | fn as_mut(self) -> *mut $t { [INFO] [stdout] | ---- ------- return type of the method is `*mut f32` [INFO] [stdout] | | [INFO] [stdout] | `self` is part the method and will be dropped at the end of the method [INFO] [stdout] 23 | &self as *const _ as *mut $c_type [INFO] [stdout] | -----^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | dangling pointer created here [INFO] [stdout] ... [INFO] [stdout] 41 | scalar_impl!(f32, c_float); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; after returning, the `f32` will be deallocated at the end of the method because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = note: `#[warn(dangling_pointers_from_locals)]` on by default [INFO] [stdout] = note: this warning originates in the macro `scalar_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the local variable `self` will be dropped [INFO] [stdout] --> src/scalar.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 22 | fn as_mut(self) -> *mut $t { [INFO] [stdout] | ---- ------- return type of the method is `*mut f64` [INFO] [stdout] | | [INFO] [stdout] | `self` is part the method and will be dropped at the end of the method [INFO] [stdout] 23 | &self as *const _ as *mut $c_type [INFO] [stdout] | -----^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | dangling pointer created here [INFO] [stdout] ... [INFO] [stdout] 42 | scalar_impl!(f64, c_double); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; after returning, the `f64` will be deallocated at the end of the method because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = note: this warning originates in the macro `scalar_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.49s [INFO] running `Command { std: "docker" "inspect" "6f53196a4c0ef077ea900970c673e8c8ab92e5770c286aa73519e38a231976cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f53196a4c0ef077ea900970c673e8c8ab92e5770c286aa73519e38a231976cd", kill_on_drop: false }` [INFO] [stdout] 6f53196a4c0ef077ea900970c673e8c8ab92e5770c286aa73519e38a231976cd