[INFO] cloning repository https://github.com/LJxTHUCS/Kernel-Model
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01a029a63c23fc103fce02d7bfbdb7b032b4ed41
[INFO] checking LJxTHUCS/Kernel-Model against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLJxTHUCS%2FKernel-Model" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LJxTHUCS/Kernel-Model on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
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[INFO] started tweaking git repo https://github.com/LJxTHUCS/Kernel-Model
[INFO] finished tweaking git repo https://github.com/LJxTHUCS/Kernel-Model
[INFO] tweaked toml for git repo https://github.com/LJxTHUCS/Kernel-Model written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/LJxTHUCS/Kernel-Model 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 }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 }`
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[INFO] running `Command { std: "docker" "inspect" "afbdbb186664bce52cd2cf8c2e8c81a693a8393e9983a3e32a08fb46b9580bb3", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cd3edfd589c3f5eebe1d71d7de1aafebe057eb0db658a663bdd3d31d016052bb
[INFO] running `Command { std: "docker" "start" "-a" "cd3edfd589c3f5eebe1d71d7de1aafebe057eb0db658a663bdd3d31d016052bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking utf8parse v0.2.2
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[INFO] [stderr]     Checking strsim v0.11.1
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[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking clap_builder v4.5.9
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.70
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
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[INFO] [stderr]    Compiling clap_derive v4.5.8
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[INFO] [stderr]     Checking clap v4.5.9
[INFO] [stderr]     Checking kernel-model v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `state` is never used
[INFO] [stdout]   --> src/kernel.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Kernel {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn state(&self) -> &AbstractState {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `state` is never used
[INFO] [stdout]   --> src/kernel.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Kernel {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn state(&self) -> &AbstractState {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `Command { std: "docker" "inspect" "cd3edfd589c3f5eebe1d71d7de1aafebe057eb0db658a663bdd3d31d016052bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd3edfd589c3f5eebe1d71d7de1aafebe057eb0db658a663bdd3d31d016052bb", kill_on_drop: false }`
[INFO] [stdout] cd3edfd589c3f5eebe1d71d7de1aafebe057eb0db658a663bdd3d31d016052bb
[INFO] checking LJxTHUCS/Kernel-Model against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLJxTHUCS%2FKernel-Model" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LJxTHUCS/Kernel-Model 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 git repo https://github.com/LJxTHUCS/Kernel-Model
[INFO] finished tweaking git repo https://github.com/LJxTHUCS/Kernel-Model
[INFO] tweaked toml for git repo https://github.com/LJxTHUCS/Kernel-Model written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/LJxTHUCS/Kernel-Model 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 026a9e9ccd02424c77ad3eb954431cae0245ddfd0da8f0a0daecc5850b5c4e31
[INFO] running `Command { std: "docker" "start" "-a" "026a9e9ccd02424c77ad3eb954431cae0245ddfd0da8f0a0daecc5850b5c4e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "026a9e9ccd02424c77ad3eb954431cae0245ddfd0da8f0a0daecc5850b5c4e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "026a9e9ccd02424c77ad3eb954431cae0245ddfd0da8f0a0daecc5850b5c4e31", kill_on_drop: false }`
[INFO] [stdout] 026a9e9ccd02424c77ad3eb954431cae0245ddfd0da8f0a0daecc5850b5c4e31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 710cbc414dbdfb7dc7e3c9cc363601a06caaa26af89674f29c15ab607020c3d5
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[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking anstyle-query v1.1.0
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling heck v0.5.0
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[INFO] [stderr]     Checking clap_lex v0.7.1
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking clap_builder v4.5.9
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.70
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling logos-codegen v0.14.0
[INFO] [stderr]    Compiling clap_derive v4.5.8
[INFO] [stderr]    Compiling logos-derive v0.14.0
[INFO] [stderr]     Checking logos v0.14.0
[INFO] [stderr]     Checking clap v4.5.9
[INFO] [stderr]     Checking kernel-model v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `state` is never used
[INFO] [stdout]   --> src/kernel.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Kernel {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn state(&self) -> &AbstractState {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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]    --> src/parse/parser.rs:114:14
[INFO] [stdout]     |
[INFO] [stdout] 114 |     move |i| verify(take(1usize), |t: &Tokens| t.tok[0].kind == kind)(i)
[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; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kernel-model` (bin "kernel-model") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: method `state` is never used
[INFO] [stdout]   --> src/kernel.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Kernel {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn state(&self) -> &AbstractState {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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]    --> src/parse/parser.rs:114:14
[INFO] [stdout]     |
[INFO] [stdout] 114 |     move |i| verify(take(1usize), |t: &Tokens| t.tok[0].kind == kind)(i)
[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; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kernel-model` (bin "kernel-model" test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "710cbc414dbdfb7dc7e3c9cc363601a06caaa26af89674f29c15ab607020c3d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "710cbc414dbdfb7dc7e3c9cc363601a06caaa26af89674f29c15ab607020c3d5", kill_on_drop: false }`
[INFO] [stdout] 710cbc414dbdfb7dc7e3c9cc363601a06caaa26af89674f29c15ab607020c3d5