[INFO] fetching crate denvars 0.3.2...
[INFO] checking denvars-0.3.2 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate denvars 0.3.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate denvars 0.3.2 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 denvars 0.3.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate denvars 0.3.2
[INFO] tweaked toml for crates.io crate denvars 0.3.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate denvars 0.3.2 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]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.8.1
[INFO] [stderr]   Downloaded indexmap v2.0.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.67
[INFO] [stderr]   Downloaded base64 v0.21.4
[INFO] [stderr]   Downloaded toml_edit v0.20.1
[INFO] [stderr]   Downloaded hashbrown v0.14.1
[INFO] [stderr]   Downloaded winnow v0.5.15
[INFO] [stderr]   Downloaded syn v2.0.37
[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] 02f2d4090d1ecfb31507d96b6ea85646862dc1c947bbcac9212c6668c8f31ce9
[INFO] running `Command { std: "docker" "start" "-a" "02f2d4090d1ecfb31507d96b6ea85646862dc1c947bbcac9212c6668c8f31ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02f2d4090d1ecfb31507d96b6ea85646862dc1c947bbcac9212c6668c8f31ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02f2d4090d1ecfb31507d96b6ea85646862dc1c947bbcac9212c6668c8f31ce9", kill_on_drop: false }`
[INFO] [stdout] 02f2d4090d1ecfb31507d96b6ea85646862dc1c947bbcac9212c6668c8f31ce9
[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] 3b45acb18e1a1aecac6addfc1b60f352b1d18e61bd65bae323535c5cdfb2224c
[INFO] running `Command { std: "docker" "start" "-a" "3b45acb18e1a1aecac6addfc1b60f352b1d18e61bd65bae323535c5cdfb2224c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking base64 v0.21.4
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]     Checking denvars v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.61s
[INFO] running `Command { std: "docker" "inspect" "3b45acb18e1a1aecac6addfc1b60f352b1d18e61bd65bae323535c5cdfb2224c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b45acb18e1a1aecac6addfc1b60f352b1d18e61bd65bae323535c5cdfb2224c", kill_on_drop: false }`
[INFO] [stdout] 3b45acb18e1a1aecac6addfc1b60f352b1d18e61bd65bae323535c5cdfb2224c
[INFO] checking denvars-0.3.2 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] extracting crate denvars 0.3.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate denvars 0.3.2 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 denvars 0.3.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate denvars 0.3.2
[INFO] tweaked toml for crates.io crate denvars 0.3.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate denvars 0.3.2 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] c3efad9f6497e07df0fc23f1a93c79093ea4ded8faee1226de5fdfdda1c65a5b
[INFO] running `Command { std: "docker" "start" "-a" "c3efad9f6497e07df0fc23f1a93c79093ea4ded8faee1226de5fdfdda1c65a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3efad9f6497e07df0fc23f1a93c79093ea4ded8faee1226de5fdfdda1c65a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3efad9f6497e07df0fc23f1a93c79093ea4ded8faee1226de5fdfdda1c65a5b", kill_on_drop: false }`
[INFO] [stdout] c3efad9f6497e07df0fc23f1a93c79093ea4ded8faee1226de5fdfdda1c65a5b
[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] 0a931df37e0362ebc057b1d6b08456b4d6b1b144a94b0e2dd47cb861bec051ee
[INFO] running `Command { std: "docker" "start" "-a" "0a931df37e0362ebc057b1d6b08456b4d6b1b144a94b0e2dd47cb861bec051ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking base64 v0.21.4
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]     Checking denvars v0.3.2 (/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]    --> src/lib.rs:109:19
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn from_vars(vars: impl IntoIterator<Item = (String, String)>) -> Self {
[INFO] [stdout]     |                      ------------------------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 108 |         Deserializer {
[INFO] [stdout] 109 |             vars: vars.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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:374:9
[INFO] [stdout]     |
[INFO] [stdout] 370 |       fn deserialize_char<V>(self, visitor: V) -> Result<V::Value, Error>
[INFO] [stdout]     |                                    ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 374 | /         self.value
[INFO] [stdout] 375 | |             .chars()
[INFO] [stdout] 376 | |             .next()
[INFO] [stdout] 377 | |             .map(|c| visitor.visit_char(c))
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `denvars` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0a931df37e0362ebc057b1d6b08456b4d6b1b144a94b0e2dd47cb861bec051ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a931df37e0362ebc057b1d6b08456b4d6b1b144a94b0e2dd47cb861bec051ee", kill_on_drop: false }`
[INFO] [stdout] 0a931df37e0362ebc057b1d6b08456b4d6b1b144a94b0e2dd47cb861bec051ee