[INFO] fetching crate rust-blas 0.2.0... [INFO] building rust-blas-0.2.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate rust-blas 0.2.0 into /workspace/builds/worker-0-tc1/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-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rust-blas 0.2.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pkg-config v0.3.22 [INFO] [stderr] Downloaded num v0.4.0 [INFO] [stderr] Downloaded num-iter v0.1.42 [INFO] [stderr] Downloaded num-complex v0.4.0 [INFO] [stderr] Downloaded libc v0.2.108 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cb5db6c904d8d9cc6313134e675de5b5749a9957d09f18d5fda11e94e4ad9c40 [INFO] running `Command { std: "docker" "start" "-a" "cb5db6c904d8d9cc6313134e675de5b5749a9957d09f18d5fda11e94e4ad9c40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cb5db6c904d8d9cc6313134e675de5b5749a9957d09f18d5fda11e94e4ad9c40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb5db6c904d8d9cc6313134e675de5b5749a9957d09f18d5fda11e94e4ad9c40", kill_on_drop: false }` [INFO] [stdout] cb5db6c904d8d9cc6313134e675de5b5749a9957d09f18d5fda11e94e4ad9c40 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 094d60076b91ae0580431ad78b0e8c5a1a87b0630cf1d4687b56ebfeaca54ca6 [INFO] running `Command { std: "docker" "start" "-a" "094d60076b91ae0580431ad78b0e8c5a1a87b0630cf1d4687b56ebfeaca54ca6", 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-rational v0.4.0 [INFO] [stderr] Compiling num-iter v0.1.42 [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 7.25s [INFO] running `Command { std: "docker" "inspect" "094d60076b91ae0580431ad78b0e8c5a1a87b0630cf1d4687b56ebfeaca54ca6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "094d60076b91ae0580431ad78b0e8c5a1a87b0630cf1d4687b56ebfeaca54ca6", kill_on_drop: false }` [INFO] [stdout] 094d60076b91ae0580431ad78b0e8c5a1a87b0630cf1d4687b56ebfeaca54ca6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 53288c70b4134014c83a79d6763559ce53f6924077cdb4529ef94685e4d65c80 [INFO] running `Command { std: "docker" "start" "-a" "53288c70b4134014c83a79d6763559ce53f6924077cdb4529ef94685e4d65c80", 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 1.57s [INFO] running `Command { std: "docker" "inspect" "53288c70b4134014c83a79d6763559ce53f6924077cdb4529ef94685e4d65c80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53288c70b4134014c83a79d6763559ce53f6924077cdb4529ef94685e4d65c80", kill_on_drop: false }` [INFO] [stdout] 53288c70b4134014c83a79d6763559ce53f6924077cdb4529ef94685e4d65c80