[INFO] fetching crate rustygrad 0.1.1...
[INFO] checking rustygrad-0.1.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate rustygrad 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate rustygrad 0.1.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustygrad 0.1.1
[INFO] finished tweaking crates.io crate rustygrad 0.1.1
[INFO] tweaked toml for crates.io crate rustygrad 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate rustygrad 0.1.1 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded impl_ops v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 680b55ccc0f2a9d31c38d8381377845abab5b059e1873c8a1795622d11d80a5d
[INFO] running `Command { std: "docker" "start" "-a" "680b55ccc0f2a9d31c38d8381377845abab5b059e1873c8a1795622d11d80a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "680b55ccc0f2a9d31c38d8381377845abab5b059e1873c8a1795622d11d80a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "680b55ccc0f2a9d31c38d8381377845abab5b059e1873c8a1795622d11d80a5d", kill_on_drop: false }`
[INFO] [stdout] 680b55ccc0f2a9d31c38d8381377845abab5b059e1873c8a1795622d11d80a5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de88d02f4a04dac3d85ba28101ac9189db19392190d8a145635ec0dacf26f6d2
[INFO] running `Command { std: "docker" "start" "-a" "de88d02f4a04dac3d85ba28101ac9189db19392190d8a145635ec0dacf26f6d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking impl_ops v0.1.1
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking petgraph v0.6.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking uuid v1.3.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rustygrad v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "de88d02f4a04dac3d85ba28101ac9189db19392190d8a145635ec0dacf26f6d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de88d02f4a04dac3d85ba28101ac9189db19392190d8a145635ec0dacf26f6d2", kill_on_drop: false }`
[INFO] [stdout] de88d02f4a04dac3d85ba28101ac9189db19392190d8a145635ec0dacf26f6d2
[INFO] checking rustygrad-0.1.1 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] extracting crate rustygrad 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate rustygrad 0.1.1 on toolchain f9935d29d867449445ee008640ccca1bf1ae0889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustygrad 0.1.1
[INFO] finished tweaking crates.io crate rustygrad 0.1.1
[INFO] tweaked toml for crates.io crate rustygrad 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate rustygrad 0.1.1 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2c6c09ecc746d74fbdc229a32b64557af10b51a931bcdeacdb6cadee4eaef90
[INFO] running `Command { std: "docker" "start" "-a" "a2c6c09ecc746d74fbdc229a32b64557af10b51a931bcdeacdb6cadee4eaef90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2c6c09ecc746d74fbdc229a32b64557af10b51a931bcdeacdb6cadee4eaef90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2c6c09ecc746d74fbdc229a32b64557af10b51a931bcdeacdb6cadee4eaef90", kill_on_drop: false }`
[INFO] [stdout] a2c6c09ecc746d74fbdc229a32b64557af10b51a931bcdeacdb6cadee4eaef90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ef226838778dbeacd3f1dc5194183a9abdfc33512ca47096584d714be8e5a47
[INFO] running `Command { std: "docker" "start" "-a" "0ef226838778dbeacd3f1dc5194183a9abdfc33512ca47096584d714be8e5a47", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking impl_ops v0.1.1
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking uuid v1.3.0
[INFO] [stderr]     Checking petgraph v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rustygrad v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]  --> tests/neuron_test.rs:9:58
[INFO] [stdout]   |
[INFO] [stdout] 9 |         let ws: Vec<f64> = n.parameters().iter().map(|w| w.borrow().data).collect();
[INFO] [stdout]   |                                                          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this changes meaning in Rust 2024
[INFO] [stdout]   = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]   = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustygrad` (test "neuron_test") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> examples/mlp.rs:96:45
[INFO] [stdout]    |
[INFO] [stdout] 96 |         .map(|(yi, scorei)| (*yi > 0.0) == (scorei.borrow().data > 0.0))
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustygrad` (example "mlp") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "0ef226838778dbeacd3f1dc5194183a9abdfc33512ca47096584d714be8e5a47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ef226838778dbeacd3f1dc5194183a9abdfc33512ca47096584d714be8e5a47", kill_on_drop: false }`
[INFO] [stdout] 0ef226838778dbeacd3f1dc5194183a9abdfc33512ca47096584d714be8e5a47