[INFO] fetching crate pco 0.4.6...
[INFO] testing pco-0.4.6 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate pco 0.4.6 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate pco 0.4.6
[INFO] finished tweaking crates.io crate pco 0.4.6
[INFO] tweaked toml for crates.io crate pco 0.4.6 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pco 0.4.6 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pco 0.4.6 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded better_io v0.1.0
[INFO] [stderr]   Downloaded dtype_dispatch v0.1.1
[INFO] [stderr]   Downloaded rand_xoshiro v0.6.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.24
[INFO] [stderr]   Downloaded half v2.5.0
[INFO] [stderr]   Downloaded zerocopy v0.8.24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c00e449857963fc347c1341fd9f59b4a1e218b9608c43aeee70dc620a8549d7a
[INFO] running `Command { std: "docker" "start" "-a" "c00e449857963fc347c1341fd9f59b4a1e218b9608c43aeee70dc620a8549d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c00e449857963fc347c1341fd9f59b4a1e218b9608c43aeee70dc620a8549d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c00e449857963fc347c1341fd9f59b4a1e218b9608c43aeee70dc620a8549d7a", kill_on_drop: false }`
[INFO] [stdout] c00e449857963fc347c1341fd9f59b4a1e218b9608c43aeee70dc620a8549d7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0597673441d067585c242bfde553861903c47e83befa5fe6e195554acb6e67f1
[INFO] running `Command { std: "docker" "start" "-a" "0597673441d067585c242bfde553861903c47e83befa5fe6e195554acb6e67f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling pco v0.4.6 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling half v2.5.0
[INFO] [stderr]    Compiling dtype_dispatch v0.1.1
[INFO] [stderr]    Compiling better_io v0.1.0
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/data_types/signeds.rs:57:18
[INFO] [stdout]    |
[INFO] [stdout] 57 |         unsafe { mem::transmute(self) }
[INFO] [stdout]    |                  --------------^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `i32::cast_unsigned`
[INFO] [stdout] ...
[INFO] [stdout] 63 | impl_signed!(i32, u32, 3);
[INFO] [stdout]    | ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_signed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/data_types/signeds.rs:57:18
[INFO] [stdout]    |
[INFO] [stdout] 57 |         unsafe { mem::transmute(self) }
[INFO] [stdout]    |                  --------------^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `i64::cast_unsigned`
[INFO] [stdout] ...
[INFO] [stdout] 64 | impl_signed!(i64, u64, 4);
[INFO] [stdout]    | ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_signed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/data_types/signeds.rs:57:18
[INFO] [stdout]    |
[INFO] [stdout] 57 |         unsafe { mem::transmute(self) }
[INFO] [stdout]    |                  --------------^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `i16::cast_unsigned`
[INFO] [stdout] ...
[INFO] [stdout] 65 | impl_signed!(i16, u16, 8);
[INFO] [stdout]    | ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_signed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/bin_optimization.rs:24:34
[INFO] [stdout]    |
[INFO] [stdout] 24 |   const Z_SIGNIF: u32 = unsafe { mem::transmute::<f32, u32>(Z) } & SIGNIF_MASK;
[INFO] [stdout]    |                                  --------------------------^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  help: replace this with: `f32::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/bit_reader.rs:220:12
[INFO] [stdout]     |
[INFO] [stdout] 220 |   fn build(&mut self) -> io::Result<BitReader> {
[INFO] [stdout]     |            ^^^^^^^^^                --------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |            |
[INFO] [stdout]     |            this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 220 |   fn build(&mut self) -> io::Result<BitReader<'_>> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.40s
[INFO] running `Command { std: "docker" "inspect" "0597673441d067585c242bfde553861903c47e83befa5fe6e195554acb6e67f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0597673441d067585c242bfde553861903c47e83befa5fe6e195554acb6e67f1", kill_on_drop: false }`
[INFO] [stdout] 0597673441d067585c242bfde553861903c47e83befa5fe6e195554acb6e67f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48874b18ed8ce21ea644471f941d04b72ba16cbd51b590773a66db9f75b62134
[INFO] running `Command { std: "docker" "start" "-a" "48874b18ed8ce21ea644471f941d04b72ba16cbd51b590773a66db9f75b62134", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling pco v0.4.6 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/data_types/signeds.rs:57:18
[INFO] [stdout]    |
[INFO] [stdout] 57 |         unsafe { mem::transmute(self) }
[INFO] [stdout]    |                  --------------^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `i32::cast_unsigned`
[INFO] [stdout] ...
[INFO] [stdout] 63 | impl_signed!(i32, u32, 3);
[INFO] [stdout]    | ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_signed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/data_types/signeds.rs:57:18
[INFO] [stdout]    |
[INFO] [stdout] 57 |         unsafe { mem::transmute(self) }
[INFO] [stdout]    |                  --------------^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `i64::cast_unsigned`
[INFO] [stdout] ...
[INFO] [stdout] 64 | impl_signed!(i64, u64, 4);
[INFO] [stdout]    | ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_signed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/data_types/signeds.rs:57:18
[INFO] [stdout]    |
[INFO] [stdout] 57 |         unsafe { mem::transmute(self) }
[INFO] [stdout]    |                  --------------^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `i16::cast_unsigned`
[INFO] [stdout] ...
[INFO] [stdout] 65 | impl_signed!(i16, u16, 8);
[INFO] [stdout]    | ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_signed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/bin_optimization.rs:24:34
[INFO] [stdout]    |
[INFO] [stdout] 24 |   const Z_SIGNIF: u32 = unsafe { mem::transmute::<f32, u32>(Z) } & SIGNIF_MASK;
[INFO] [stdout]    |                                  --------------------------^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  help: replace this with: `f32::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/bit_reader.rs:220:12
[INFO] [stdout]     |
[INFO] [stdout] 220 |   fn build(&mut self) -> io::Result<BitReader> {
[INFO] [stdout]     |            ^^^^^^^^^                --------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |            |
[INFO] [stdout]     |            this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 220 |   fn build(&mut self) -> io::Result<BitReader<'_>> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/data_types/signeds.rs:57:18
[INFO] [stdout]    |
[INFO] [stdout] 57 |         unsafe { mem::transmute(self) }
[INFO] [stdout]    |                  --------------^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `i32::cast_unsigned`
[INFO] [stdout] ...
[INFO] [stdout] 63 | impl_signed!(i32, u32, 3);
[INFO] [stdout]    | ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_signed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/data_types/signeds.rs:57:18
[INFO] [stdout]    |
[INFO] [stdout] 57 |         unsafe { mem::transmute(self) }
[INFO] [stdout]    |                  --------------^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `i64::cast_unsigned`
[INFO] [stdout] ...
[INFO] [stdout] 64 | impl_signed!(i64, u64, 4);
[INFO] [stdout]    | ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_signed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/data_types/signeds.rs:57:18
[INFO] [stdout]    |
[INFO] [stdout] 57 |         unsafe { mem::transmute(self) }
[INFO] [stdout]    |                  --------------^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `i16::cast_unsigned`
[INFO] [stdout] ...
[INFO] [stdout] 65 | impl_signed!(i16, u16, 8);
[INFO] [stdout]    | ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_signed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/bin_optimization.rs:24:34
[INFO] [stdout]    |
[INFO] [stdout] 24 |   const Z_SIGNIF: u32 = unsafe { mem::transmute::<f32, u32>(Z) } & SIGNIF_MASK;
[INFO] [stdout]    |                                  --------------------------^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  help: replace this with: `f32::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/bit_reader.rs:220:12
[INFO] [stdout]     |
[INFO] [stdout] 220 |   fn build(&mut self) -> io::Result<BitReader> {
[INFO] [stdout]     |            ^^^^^^^^^                --------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |            |
[INFO] [stdout]     |            this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 220 |   fn build(&mut self) -> io::Result<BitReader<'_>> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 32.27s
[INFO] running `Command { std: "docker" "inspect" "48874b18ed8ce21ea644471f941d04b72ba16cbd51b590773a66db9f75b62134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48874b18ed8ce21ea644471f941d04b72ba16cbd51b590773a66db9f75b62134", kill_on_drop: false }`
[INFO] [stdout] 48874b18ed8ce21ea644471f941d04b72ba16cbd51b590773a66db9f75b62134
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1cced64ae5cef1c60074ff3ba69057a62965058a1ce1cd64d3397050e93bc63e
[INFO] running `Command { std: "docker" "start" "-a" "1cced64ae5cef1c60074ff3ba69057a62965058a1ce1cd64d3397050e93bc63e", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> src/data_types/signeds.rs:57:18
[INFO] [stderr]    |
[INFO] [stderr] 57 |         unsafe { mem::transmute(self) }
[INFO] [stderr]    |                  --------------^^^^^^
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  help: replace this with: `i32::cast_unsigned`
[INFO] [stderr] ...
[INFO] [stderr] 63 | impl_signed!(i32, u32, 3);
[INFO] [stderr]    | ------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `impl_signed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> src/data_types/signeds.rs:57:18
[INFO] [stderr]    |
[INFO] [stderr] 57 |         unsafe { mem::transmute(self) }
[INFO] [stderr]    |                  --------------^^^^^^
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  help: replace this with: `i64::cast_unsigned`
[INFO] [stderr] ...
[INFO] [stderr] 64 | impl_signed!(i64, u64, 4);
[INFO] [stderr]    | ------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_signed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> src/data_types/signeds.rs:57:18
[INFO] [stderr]    |
[INFO] [stderr] 57 |         unsafe { mem::transmute(self) }
[INFO] [stderr]    |                  --------------^^^^^^
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  help: replace this with: `i16::cast_unsigned`
[INFO] [stderr] ...
[INFO] [stderr] 65 | impl_signed!(i16, u16, 8);
[INFO] [stderr]    | ------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_signed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> src/bin_optimization.rs:24:34
[INFO] [stderr]    |
[INFO] [stderr] 24 |   const Z_SIGNIF: u32 = unsafe { mem::transmute::<f32, u32>(Z) } & SIGNIF_MASK;
[INFO] [stderr]    |                                  --------------------------^^^
[INFO] [stderr]    |                                  |
[INFO] [stderr]    |                                  help: replace this with: `f32::to_bits`
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/bit_reader.rs:220:12
[INFO] [stderr]     |
[INFO] [stderr] 220 |   fn build(&mut self) -> io::Result<BitReader> {
[INFO] [stderr]     |            ^^^^^^^^^                --------- the lifetime gets resolved as `'_`
[INFO] [stderr]     |            |
[INFO] [stderr]     |            this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 220 |   fn build(&mut self) -> io::Result<BitReader<'_>> {
[INFO] [stderr]     |                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `pco` (lib) generated 5 warnings (run `cargo fix --lib -p pco` to apply 4 suggestions)
[INFO] [stderr] warning: `pco` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pco-1c01d9db27dbb3bd)
[INFO] [stdout] 
[INFO] [stdout] running 108 tests
[INFO] [stdout] test ans::encoding::tests::test_quantize_weights ... ok
[INFO] [stdout] test ans::encoding::tests::test_quantize_weights_to ... ok
[INFO] [stdout] test ans::tests::ans_encoder_decoder_sparse ... ok
[INFO] [stdout] test bin_optimization::tests::test_log2_approx ... ok
[INFO] [stdout] test bin_optimization::tests::test_bin_optimization_enveloped ... ok
[INFO] [stdout] test bit_reader::tests::test_bit_reader ... ok
[INFO] [stdout] test bit_reader::tests::test_bit_reader_builder ... ok
[INFO] [stdout] test bit_writer::tests::test_long_uint_writes ... ok
[INFO] [stdout] test bits::tests::test_lowest_bits ... ok
[INFO] [stdout] test bits::tests::test_bits_to_encode_offset_bits ... ok
[INFO] [stdout] test constants::tests::test_bits_to_encode_delta_encoding_order ... ok
[INFO] [stdout] test ans::spec::tests::ans_spec_new_trivial ... ok
[INFO] [stdout] test data_types::floats::tests::int_float64_invertibility ... ok
[INFO] [stdout] test data_types::floats::tests::int_float32_invertibility ... ok
[INFO] [stdout] test data_types::floats::tests::test_choose_quant_mode ... ok
[INFO] [stdout] test data_types::floats::tests::test_exp2 ... ok
[INFO] [stdout] test data_types::floats::tests::test_exponent ... ok
[INFO] [stdout] test data_types::floats::tests::test_float_ordering ... ok
[INFO] [stdout] test float_mult_utils::test::test_approx_pair_gcd ... ok
[INFO] [stdout] test data_types::floats::tests::test_mode_validation ... ok
[INFO] [stdout] test data_types::signeds::tests::test_ordering ... ok
[INFO] [stdout] test delta::tests::test_lookback_encode_decode ... ok
[INFO] [stdout] test data_types::unsigneds::tests::test_mode_validation ... ok
[INFO] [stdout] test float_mult_utils::test::test_candidate_euclidean ... ok
[INFO] [stdout] test float_mult_utils::test::test_center_gcd ... ok
[INFO] [stdout] test float_mult_utils::test::test_float_mult_better_than_classic ... ok
[INFO] [stdout] test delta::tests::test_consecutive_encode_decode ... ok
[INFO] [stdout] test float_mult_utils::test::test_choose_config_and_bid ... ok
[INFO] [stdout] test delta::tests::test_corrupt_lookbacks_do_not_panic ... ok
[INFO] [stdout] test constants::tests::test_ans_interleaving_fits_in_u64 ... ok
[INFO] [stdout] test float_mult_utils::test::test_float_mult_worse_than_classic ... ok
[INFO] [stdout] test data_types::floats::tests::test_choose_mult_mode ... ok
[INFO] [stdout] test float_mult_utils::test::test_gcd_euclidean ... ok
[INFO] [stdout] test float_mult_utils::test::test_near_zero ... ok
[INFO] [stdout] test ans::spec::tests::ans_spec_new ... ok
[INFO] [stdout] test float_mult_utils::test::test_snap ... ok
[INFO] [stdout] test float_mult_utils::test::test_trailing_zeros ... ok
[INFO] [stdout] test float_quant_utils::test::test_estimate_best_k ... ok
[INFO] [stdout] test float_quant_utils::test::test_compute_bid ... ok
[INFO] [stdout] test float_quant_utils::test::test_estimate_best_k_full_precision ... ok
[INFO] [stdout] test float_quant_utils::test::test_secondary_is_zero_for_exact_quantized ... ok
[INFO] [stdout] test histograms::tests::test_bin_idx_and_c_count ... ok
[INFO] [stdout] test float_quant_utils::test::test_split_latents_specific_values ... ok
[INFO] [stdout] test int_mult_utils::tests::test_calc_triple_gcd ... ok
[INFO] [stdout] test histograms::tests::test_histogram_quicksort ... ok
[INFO] [stdout] test histograms::tests::test_histogram_sorted_complex ... ok
[INFO] [stdout] test histograms::tests::test_histogram_sorted_simple ... ok
[INFO] [stdout] test int_mult_utils::tests::test_calc_candidate_gcd ... ok
[INFO] [stdout] test int_mult_utils::tests::test_calc_gcd ... ok
[INFO] [stdout] test float_quant_utils::test::test_join_split_round_trip ... ok
[INFO] [stdout] test bin_optimization::tests::test_bin_optimization ... ok
[INFO] [stdout] test float_mult_utils::test::test_float_mult_worse_than_classic_zeros ... ok
[INFO] [stdout] test data_types::floats::tests::int_float_ordering ... ok
[INFO] [stdout] test metadata::chunk::tests::exact_size_binless ... ok
[INFO] [stdout] test metadata::mode::tests::test_bit_size ... ok
[INFO] [stdout] test sampling::tests::test_choose_sample ... ok
[INFO] [stdout] test metadata::delta_encoding::tests::test_bit_size ... ok
[INFO] [stdout] test standalone::constants::tests::test_enough_bits ... ok
[INFO] [stdout] test standalone::guarantee::tests::test_file_guarantee_antagonistic ... ok
[INFO] [stdout] test standalone::guarantee::tests::test_file_guarantee_empty ... ok
[INFO] [stdout] test standalone::guarantee::tests::test_header_guarantee ... ok
[INFO] [stdout] test standalone::simple::tests::test_simple_compress_into ... ok
[INFO] [stdout] test standalone::simple::tests::test_simple_decompress_into ... ok
[INFO] [stdout] test tests::compatibility::v0_0_0_classic ... FAILED
[INFO] [stdout] test sampling::tests::test_sample_n ... ok
[INFO] [stdout] test tests::compatibility::v0_1_0_delta_int_mult ... FAILED
[INFO] [stdout] test tests::compatibility::v0_1_1_classic ... FAILED
[INFO] [stdout] test tests::compatibility::v0_4_0_lookback_delta ... FAILED
[INFO] [stdout] test tests::compatibility::v0_4_5_uniform_type ... FAILED
[INFO] [stdout] test tests::compatibility::v0_3_0_float_quant ... FAILED
[INFO] [stdout] test int_mult_utils::tests::test_false_position ... ok
[INFO] [stdout] test int_mult_utils::tests::test_split_join_latents ... ok
[INFO] [stdout] test tests::recovery::test_64_bit_offsets ... ok
[INFO] [stdout] test metadata::chunk::tests::exact_size_float_mult ... ok
[INFO] [stdout] test metadata::chunk::tests::exact_size_trivial ... ok
[INFO] [stdout] test tests::recovery::test_56_bit_offsets ... ok
[INFO] [stdout] test tests::recovery::test_57_bit_offsets ... ok
[INFO] [stdout] test ans::tests::ans_encoder_decoder_dense ... ok
[INFO] [stdout] test tests::compatibility::v0_3_0_f16 ... FAILED
[INFO] [stdout] test tests::low_level::test_low_level_wrapped ... ok
[INFO] [stdout] test tests::compatibility::v0_0_0_delta_float_mult ... FAILED
[INFO] [stdout] test tests::recovery::test_decimals ... ok
[INFO] [stdout] test tests::recovery::test_f64_codec ... ok
[INFO] [stdout] test tests::recovery::test_i16_codec ... ok
[INFO] [stdout] test tests::recovery::test_edge_cases ... ok
[INFO] [stdout] test tests::recovery::test_f16_codec ... ok
[INFO] [stdout] test tests::recovery::test_f16_mult ... ok
[INFO] [stdout] test tests::recovery::test_i32_codec ... ok
[INFO] [stdout] test tests::recovery::test_i64_codec ... ok
[INFO] [stdout] test tests::recovery::test_lookback_delta_encoding ... ok
[INFO] [stdout] test tests::recovery::test_sparse_islands ... ok
[INFO] [stdout] test tests::recovery::test_trivial_first_latent_var ... ok
[INFO] [stdout] test tests::recovery::test_sparse ... ok
[INFO] [stdout] test tests::recovery::test_f32_codec ... ok
[INFO] [stdout] test tests::recovery::test_multi_chunk ... ok
[INFO] [stdout] test tests::recovery::test_u16_codec ... ok
[INFO] [stdout] test tests::recovery::test_u32_codec ... ok
[INFO] [stdout] test tests::recovery::test_with_int_mult ... ok
[INFO] [stdout] test tests::stability::test_insufficient_data_short_bins ... ok
[INFO] [stdout] test wrapped::guarantee::tests::test_chunk_guarantee_antagonistic ... ok
[INFO] [stdout] test wrapped::guarantee::tests::test_header_guarantee ... ok
[INFO] [stdout] test tests::stack_sizes::test_stack_sizes ... ok
[INFO] [stdout] test wrapped::chunk_compressor::tests::test_choose_delta_sample ... ok
[INFO] [stdout] test tests::recovery::test_u64_codec ... ok
[INFO] [stdout] test wrapped::guarantee::tests::test_chunk_guarantee_uniform ... ok
[INFO] [stdout] test tests::stability::test_insufficient_data_sparse ... ok
[INFO] [stdout] test tests::recovery::test_moderate_data ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test tests::stability::test_insufficient_data_long_offsets ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::compatibility::v0_0_0_classic stdout ----
[INFO] [stdout] Error: PcoError { kind: Io(NotFound), message: "No such file or directory (os error 2)" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::compatibility::v0_1_0_delta_int_mult stdout ----
[INFO] [stdout] Error: PcoError { kind: Io(NotFound), message: "No such file or directory (os error 2)" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::compatibility::v0_1_1_classic stdout ----
[INFO] [stdout] Error: PcoError { kind: Io(NotFound), message: "No such file or directory (os error 2)" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::compatibility::v0_4_0_lookback_delta stdout ----
[INFO] [stdout] Error: PcoError { kind: Io(NotFound), message: "No such file or directory (os error 2)" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::compatibility::v0_4_5_uniform_type stdout ----
[INFO] [stdout] Error: PcoError { kind: Io(NotFound), message: "No such file or directory (os error 2)" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::compatibility::v0_3_0_float_quant stdout ----
[INFO] [stdout] Error: PcoError { kind: Io(NotFound), message: "No such file or directory (os error 2)" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::compatibility::v0_3_0_f16 stdout ----
[INFO] [stdout] Error: PcoError { kind: Io(NotFound), message: "No such file or directory (os error 2)" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::compatibility::v0_0_0_delta_float_mult stdout ----
[INFO] [stdout] Error: PcoError { kind: Io(NotFound), message: "No such file or directory (os error 2)" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::compatibility::v0_0_0_classic
[INFO] [stdout]     tests::compatibility::v0_0_0_delta_float_mult
[INFO] [stdout]     tests::compatibility::v0_1_0_delta_int_mult
[INFO] [stdout]     tests::compatibility::v0_1_1_classic
[INFO] [stdout]     tests::compatibility::v0_3_0_f16
[INFO] [stdout]     tests::compatibility::v0_3_0_float_quant
[INFO] [stdout]     tests::compatibility::v0_4_0_lookback_delta
[INFO] [stdout]     tests::compatibility::v0_4_5_uniform_type
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 100 passed; 8 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1cced64ae5cef1c60074ff3ba69057a62965058a1ce1cd64d3397050e93bc63e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cced64ae5cef1c60074ff3ba69057a62965058a1ce1cd64d3397050e93bc63e", kill_on_drop: false }`
[INFO] [stdout] 1cced64ae5cef1c60074ff3ba69057a62965058a1ce1cd64d3397050e93bc63e
