[INFO] fetching crate zc 0.4.0... [INFO] checking zc-0.4.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate zc 0.4.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate zc 0.4.0 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 zc 0.4.0 [INFO] finished tweaking crates.io crate zc 0.4.0 [INFO] tweaked toml for crates.io crate zc 0.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate zc 0.4.0 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 zc-derive v0.4.0 [INFO] [stderr] Downloaded trybuild v1.0.38 [INFO] [stderr] Downloaded serde_derive v1.0.120 [INFO] [stderr] Downloaded serde v1.0.120 [INFO] [stderr] Downloaded dangerous v0.8.0 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 538ba5cb3f2e8b3a2287b770e53e4d0efef67da258350ea4b24a356daaa536e4 [INFO] running `Command { std: "docker" "start" "-a" "538ba5cb3f2e8b3a2287b770e53e4d0efef67da258350ea4b24a356daaa536e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "538ba5cb3f2e8b3a2287b770e53e4d0efef67da258350ea4b24a356daaa536e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "538ba5cb3f2e8b3a2287b770e53e4d0efef67da258350ea4b24a356daaa536e4", kill_on_drop: false }` [INFO] [stdout] 538ba5cb3f2e8b3a2287b770e53e4d0efef67da258350ea4b24a356daaa536e4 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bd6276e6b539a00a020c52c0b329e1d2bb27f54df9af00e7815ca54ace41ef3b [INFO] running `Command { std: "docker" "start" "-a" "bd6276e6b539a00a020c52c0b329e1d2bb27f54df9af00e7815ca54ace41ef3b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling serde_derive v1.0.120 [INFO] [stderr] Compiling serde v1.0.120 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling trybuild v1.0.38 [INFO] [stderr] Compiling rustversion v1.0.4 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking aliasable v0.1.3 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking bytecount v0.6.2 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking dangerous v0.8.0 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling zc-derive v0.4.0 [INFO] [stderr] Checking zc v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking toml v0.5.8 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/test_zc.rs:8:26 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct ChildType<'a>(&'a ()); [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/test_zc.rs:11:38 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct StructWithOneLifetime<'a>(ChildType<'a>); [INFO] [stdout] | --------------------- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.76s [INFO] running `Command { std: "docker" "inspect" "bd6276e6b539a00a020c52c0b329e1d2bb27f54df9af00e7815ca54ace41ef3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd6276e6b539a00a020c52c0b329e1d2bb27f54df9af00e7815ca54ace41ef3b", kill_on_drop: false }` [INFO] [stdout] bd6276e6b539a00a020c52c0b329e1d2bb27f54df9af00e7815ca54ace41ef3b [INFO] checking zc-0.4.0 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate zc 0.4.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate zc 0.4.0 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 zc 0.4.0 [INFO] finished tweaking crates.io crate zc 0.4.0 [INFO] tweaked toml for crates.io crate zc 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate zc 0.4.0 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6855e28674f35685168d901d09402006a480863556863fa0ca7d3a9ac70ed320 [INFO] running `Command { std: "docker" "start" "-a" "6855e28674f35685168d901d09402006a480863556863fa0ca7d3a9ac70ed320", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6855e28674f35685168d901d09402006a480863556863fa0ca7d3a9ac70ed320", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6855e28674f35685168d901d09402006a480863556863fa0ca7d3a9ac70ed320", kill_on_drop: false }` [INFO] [stdout] 6855e28674f35685168d901d09402006a480863556863fa0ca7d3a9ac70ed320 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6c8308fda68a7364aa1fbe5994137315d027b97b8bdcd0d5f4d48005e35b348c [INFO] running `Command { std: "docker" "start" "-a" "6c8308fda68a7364aa1fbe5994137315d027b97b8bdcd0d5f4d48005e35b348c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling serde_derive v1.0.120 [INFO] [stderr] Compiling serde v1.0.120 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Compiling trybuild v1.0.38 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling rustversion v1.0.4 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking bytecount v0.6.2 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking aliasable v0.1.3 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking dangerous v0.8.0 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling zc-derive v0.4.0 [INFO] [stderr] Checking zc v0.4.0 (/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:116:15 [INFO] [stdout] | [INFO] [stdout] 109 | pub fn try_new(owner: O, constructor: C) -> Result [INFO] [stdout] | -------- -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 114 | let storage = Owner::into_storage(owner); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 115 | // Try create a temporary dependant given the target reference. [INFO] [stdout] 116 | match unsafe { constructor.try_construct(storage.deref()) } { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #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:248:9 [INFO] [stdout] | [INFO] [stdout] 243 | pub unsafe fn try_map_unchecked(self, f: F) -> Result, E> [INFO] [stdout] | ---- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 247 | let Self { value, storage } = self; [INFO] [stdout] | ----- ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 248 | f(value).map(|value| Zc { value, storage }) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:248:22 [INFO] [stdout] | [INFO] [stdout] 243 | pub unsafe fn try_map_unchecked(self, f: F) -> Result, E> [INFO] [stdout] | ---- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 247 | let Self { value, storage } = self; [INFO] [stdout] | ----- ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 248 | f(value).map(|value| Zc { value, storage }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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/private.rs:30:24 [INFO] [stdout] | [INFO] [stdout] 29 | unsafe fn construct(self, owned: &'o O) -> Self::Dependant { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 30 | erase_lifetime((self)(owned)) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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/private.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 54 | unsafe fn try_construct(self, owned: &'o O) -> Result { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 55 | (self)(owned).map(|d| erase_lifetime(d)) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `zc` (lib) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "6c8308fda68a7364aa1fbe5994137315d027b97b8bdcd0d5f4d48005e35b348c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c8308fda68a7364aa1fbe5994137315d027b97b8bdcd0d5f4d48005e35b348c", kill_on_drop: false }` [INFO] [stdout] 6c8308fda68a7364aa1fbe5994137315d027b97b8bdcd0d5f4d48005e35b348c