[INFO] fetching crate sktablelayout-rs 0.2.1...
[INFO] checking sktablelayout-rs-0.2.1 against 1.95.0 for pr-155915
[INFO] extracting crate sktablelayout-rs 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate sktablelayout-rs 0.2.1
[INFO] finished tweaking crates.io crate sktablelayout-rs 0.2.1
[INFO] tweaked toml for crates.io crate sktablelayout-rs 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sktablelayout-rs 0.2.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.11.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7915982c91cdcf83710cdff06d0961a523c20266628374dbb2f90d023b2de705
[INFO] running `Command { std: "docker" "start" "-a" "7915982c91cdcf83710cdff06d0961a523c20266628374dbb2f90d023b2de705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7915982c91cdcf83710cdff06d0961a523c20266628374dbb2f90d023b2de705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7915982c91cdcf83710cdff06d0961a523c20266628374dbb2f90d023b2de705", kill_on_drop: false }`
[INFO] [stdout] 7915982c91cdcf83710cdff06d0961a523c20266628374dbb2f90d023b2de705
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5222045fe84c899bcd9fbe170e48c194bfa62a538154de6799f156c1f1518462
[INFO] running `Command { std: "docker" "start" "-a" "5222045fe84c899bcd9fbe170e48c194bfa62a538154de6799f156c1f1518462", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking sktablelayout-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:196:26
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub type PositioningFn = FnMut(f32, f32, f32, f32);
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub type PositioningFn = dyn FnMut(f32, f32, f32, f32);
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:196:26
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub type PositioningFn = FnMut(f32, f32, f32, f32);
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub type PositioningFn = dyn FnMut(f32, f32, f32, f32);
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:585:17
[INFO] [stdout]     |
[INFO] [stdout] 585 |             for mut s in &mut slack {
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:634:17
[INFO] [stdout]     |
[INFO] [stdout] 634 |             for mut s in &mut slack {
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:651:13
[INFO] [stdout]     |
[INFO] [stdout] 651 |         for mut op in &mut self.opcodes {
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `None` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:167:15
[INFO] [stdout]     |
[INFO] [stdout] 167 |         const None                   = 0b0000_0000_0000_0000;
[INFO] [stdout]     |               ^^^^ help: convert the identifier to upper case: `NONE`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `ExpandHorizontal` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:169:15
[INFO] [stdout]     |
[INFO] [stdout] 169 |         const ExpandHorizontal       = 0b0000_0000_0000_0001;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `EXPAND_HORIZONTAL`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `ExpandVertical` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:171:15
[INFO] [stdout]     |
[INFO] [stdout] 171 |         const ExpandVertical         = 0b0000_0000_0000_0010;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `EXPAND_VERTICAL`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `FillHorizontal` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:173:15
[INFO] [stdout]     |
[INFO] [stdout] 173 |         const FillHorizontal         = 0b0000_0000_0000_0100;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `FILL_HORIZONTAL`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `FillVertical` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:175:15
[INFO] [stdout]     |
[INFO] [stdout] 175 |         const FillVertical           = 0b0000_0000_0000_1000;
[INFO] [stdout]     |               ^^^^^^^^^^^^ help: convert the identifier to upper case: `FILL_VERTICAL`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `AnchorTop` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:177:15
[INFO] [stdout]     |
[INFO] [stdout] 177 |         const AnchorTop              = 0b0000_0000_0001_0000;
[INFO] [stdout]     |               ^^^^^^^^^ help: convert the identifier to upper case: `ANCHOR_TOP`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `AnchorBottom` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:179:15
[INFO] [stdout]     |
[INFO] [stdout] 179 |         const AnchorBottom           = 0b0000_0000_0010_0000;
[INFO] [stdout]     |               ^^^^^^^^^^^^ help: convert the identifier to upper case: `ANCHOR_BOTTOM`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `AnchorLeft` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:181:15
[INFO] [stdout]     |
[INFO] [stdout] 181 |         const AnchorLeft             = 0b0000_0000_0100_0000;
[INFO] [stdout]     |               ^^^^^^^^^^ help: convert the identifier to upper case: `ANCHOR_LEFT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `AnchorRight` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:183:15
[INFO] [stdout]     |
[INFO] [stdout] 183 |         const AnchorRight            = 0b0000_0000_1000_0000;
[INFO] [stdout]     |               ^^^^^^^^^^^ help: convert the identifier to upper case: `ANCHOR_RIGHT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `AnchorHorizontalCenter` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:185:15
[INFO] [stdout]     |
[INFO] [stdout] 185 |         const AnchorHorizontalCenter = 0b0000_0001_0000_0000;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `ANCHOR_HORIZONTAL_CENTER`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `AnchorVerticalCenter` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:187:15
[INFO] [stdout]     |
[INFO] [stdout] 187 |         const AnchorVerticalCenter   = 0b0000_0010_0000_0000;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `ANCHOR_VERTICAL_CENTER`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `Uniform` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:189:15
[INFO] [stdout]     |
[INFO] [stdout] 189 |         const Uniform                = 0b0000_0100_0000_0000;
[INFO] [stdout]     |               ^^^^^^^ help: convert the identifier to upper case: `UNIFORM`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:585:17
[INFO] [stdout]     |
[INFO] [stdout] 585 |             for mut s in &mut slack {
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:634:17
[INFO] [stdout]     |
[INFO] [stdout] 634 |             for mut s in &mut slack {
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:651:13
[INFO] [stdout]     |
[INFO] [stdout] 651 |         for mut op in &mut self.opcodes {
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `None` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:167:15
[INFO] [stdout]     |
[INFO] [stdout] 167 |         const None                   = 0b0000_0000_0000_0000;
[INFO] [stdout]     |               ^^^^ help: convert the identifier to upper case: `NONE`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `ExpandHorizontal` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:169:15
[INFO] [stdout]     |
[INFO] [stdout] 169 |         const ExpandHorizontal       = 0b0000_0000_0000_0001;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `EXPAND_HORIZONTAL`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `ExpandVertical` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:171:15
[INFO] [stdout]     |
[INFO] [stdout] 171 |         const ExpandVertical         = 0b0000_0000_0000_0010;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `EXPAND_VERTICAL`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `FillHorizontal` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:173:15
[INFO] [stdout]     |
[INFO] [stdout] 173 |         const FillHorizontal         = 0b0000_0000_0000_0100;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `FILL_HORIZONTAL`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `FillVertical` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:175:15
[INFO] [stdout]     |
[INFO] [stdout] 175 |         const FillVertical           = 0b0000_0000_0000_1000;
[INFO] [stdout]     |               ^^^^^^^^^^^^ help: convert the identifier to upper case: `FILL_VERTICAL`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `AnchorTop` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:177:15
[INFO] [stdout]     |
[INFO] [stdout] 177 |         const AnchorTop              = 0b0000_0000_0001_0000;
[INFO] [stdout]     |               ^^^^^^^^^ help: convert the identifier to upper case: `ANCHOR_TOP`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `AnchorBottom` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:179:15
[INFO] [stdout]     |
[INFO] [stdout] 179 |         const AnchorBottom           = 0b0000_0000_0010_0000;
[INFO] [stdout]     |               ^^^^^^^^^^^^ help: convert the identifier to upper case: `ANCHOR_BOTTOM`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `AnchorLeft` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:181:15
[INFO] [stdout]     |
[INFO] [stdout] 181 |         const AnchorLeft             = 0b0000_0000_0100_0000;
[INFO] [stdout]     |               ^^^^^^^^^^ help: convert the identifier to upper case: `ANCHOR_LEFT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `AnchorRight` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:183:15
[INFO] [stdout]     |
[INFO] [stdout] 183 |         const AnchorRight            = 0b0000_0000_1000_0000;
[INFO] [stdout]     |               ^^^^^^^^^^^ help: convert the identifier to upper case: `ANCHOR_RIGHT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `AnchorHorizontalCenter` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:185:15
[INFO] [stdout]     |
[INFO] [stdout] 185 |         const AnchorHorizontalCenter = 0b0000_0001_0000_0000;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `ANCHOR_HORIZONTAL_CENTER`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `AnchorVerticalCenter` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:187:15
[INFO] [stdout]     |
[INFO] [stdout] 187 |         const AnchorVerticalCenter   = 0b0000_0010_0000_0000;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `ANCHOR_VERTICAL_CENTER`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `Uniform` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:189:15
[INFO] [stdout]     |
[INFO] [stdout] 189 |         const Uniform                = 0b0000_0100_0000_0000;
[INFO] [stdout]     |               ^^^^^^^ help: convert the identifier to upper case: `UNIFORM`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/impose.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sktablelayout-rs` (bench "impose") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5222045fe84c899bcd9fbe170e48c194bfa62a538154de6799f156c1f1518462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5222045fe84c899bcd9fbe170e48c194bfa62a538154de6799f156c1f1518462", kill_on_drop: false }`
[INFO] [stdout] 5222045fe84c899bcd9fbe170e48c194bfa62a538154de6799f156c1f1518462
