[INFO] cloning repository https://github.com/andywarduk/countdown_letters
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andywarduk/countdown_letters" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandywarduk%2Fcountdown_letters", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandywarduk%2Fcountdown_letters'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05c9422eee6b3cd70532461d1e45ec7a4ce1fe8e
[INFO] checking andywarduk/countdown_letters against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandywarduk%2Fcountdown_letters" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andywarduk/countdown_letters 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 git repo https://github.com/andywarduk/countdown_letters
[INFO] finished tweaking git repo https://github.com/andywarduk/countdown_letters
[INFO] tweaked toml for git repo https://github.com/andywarduk/countdown_letters written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/andywarduk/countdown_letters 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 git repository `https://github.com/andywarduk/numformat.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-format-windows v0.4.4
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d59482487a17c343073c65eb718428c8100d8fb1e1dc9478bc5dc83f7b6c11e
[INFO] running `Command { std: "docker" "start" "-a" "4d59482487a17c343073c65eb718428c8100d8fb1e1dc9478bc5dc83f7b6c11e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d59482487a17c343073c65eb718428c8100d8fb1e1dc9478bc5dc83f7b6c11e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d59482487a17c343073c65eb718428c8100d8fb1e1dc9478bc5dc83f7b6c11e", kill_on_drop: false }`
[INFO] [stdout] 4d59482487a17c343073c65eb718428c8100d8fb1e1dc9478bc5dc83f7b6c11e
[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" "-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] d045fe7afad01a6c18480faa6db2b272e03844d00a044dab6a340b12a8b70e6c
[INFO] running `Command { std: "docker" "start" "-a" "d045fe7afad01a6c18480faa6db2b272e03844d00a044dab6a340b12a8b70e6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking numformat v0.1.0 (https://github.com/andywarduk/numformat.git#72b8796f)
[INFO] [stderr]     Checking dictionary v0.1.0 (/opt/rustwide/workdir/dictionary)
[INFO] [stderr]     Checking solver v0.1.0 (/opt/rustwide/workdir/solver)
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking solve v0.1.0 (/opt/rustwide/workdir/solve)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "d045fe7afad01a6c18480faa6db2b272e03844d00a044dab6a340b12a8b70e6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d045fe7afad01a6c18480faa6db2b272e03844d00a044dab6a340b12a8b70e6c", kill_on_drop: false }`
[INFO] [stdout] d045fe7afad01a6c18480faa6db2b272e03844d00a044dab6a340b12a8b70e6c
[INFO] checking andywarduk/countdown_letters 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%2Fandywarduk%2Fcountdown_letters" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andywarduk/countdown_letters 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/andywarduk/countdown_letters
[INFO] finished tweaking git repo https://github.com/andywarduk/countdown_letters
[INFO] tweaked toml for git repo https://github.com/andywarduk/countdown_letters written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/andywarduk/countdown_letters 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ee86da6d04193eb7035e97a5558133c8620f71666bb5398a2739d44035ab8a25
[INFO] running `Command { std: "docker" "start" "-a" "ee86da6d04193eb7035e97a5558133c8620f71666bb5398a2739d44035ab8a25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee86da6d04193eb7035e97a5558133c8620f71666bb5398a2739d44035ab8a25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee86da6d04193eb7035e97a5558133c8620f71666bb5398a2739d44035ab8a25", kill_on_drop: false }`
[INFO] [stdout] ee86da6d04193eb7035e97a5558133c8620f71666bb5398a2739d44035ab8a25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f5b85939562bc8de36286d3c3933e877d7fe89aa3e2f7830523500bc8d8aec99
[INFO] running `Command { std: "docker" "start" "-a" "f5b85939562bc8de36286d3c3933e877d7fe89aa3e2f7830523500bc8d8aec99", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking numformat v0.1.0 (https://github.com/andywarduk/numformat.git#72b8796f)
[INFO] [stderr]     Checking dictionary v0.1.0 (/opt/rustwide/workdir/dictionary)
[INFO] [stderr]     Checking solver v0.1.0 (/opt/rustwide/workdir/solver)
[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]    --> dictionary/src/lib.rs:306:9
[INFO] [stdout]     |
[INFO] [stdout] 304 |         let mut encoder = GzEncoder::new(Vec::new(), Compression::default());
[INFO] [stdout]     |                 ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 305 |         encoder.write_all(string.as_bytes()).unwrap();
[INFO] [stdout] 306 |         encoder.finish().unwrap()
[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 `dictionary` (lib 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]   --> solver/src/lib.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut result = HashSet::new();
[INFO] [stdout]    |             ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 55 |     result.into_iter().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 `solver` (lib) due to 2 previous errors
[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]   --> solver/src/lib.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut result = HashSet::new();
[INFO] [stdout]    |             ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 55 |     result.into_iter().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 `solver` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f5b85939562bc8de36286d3c3933e877d7fe89aa3e2f7830523500bc8d8aec99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5b85939562bc8de36286d3c3933e877d7fe89aa3e2f7830523500bc8d8aec99", kill_on_drop: false }`
[INFO] [stdout] f5b85939562bc8de36286d3c3933e877d7fe89aa3e2f7830523500bc8d8aec99