[INFO] fetching crate vstd 0.0.0-2026-05-24-0157...
[INFO] checking vstd-0.0.0-2026-05-24-0157 against master#9e293ae9f8abecb0be5105787d181518c9012a19 for pr-146440-1
[INFO] extracting crate vstd 0.0.0-2026-05-24-0157 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate vstd 0.0.0-2026-05-24-0157
[INFO] finished tweaking crates.io crate vstd 0.0.0-2026-05-24-0157
[INFO] tweaked toml for crates.io crate vstd 0.0.0-2026-05-24-0157 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vstd 0.0.0-2026-05-24-0157 on toolchain 9e293ae9f8abecb0be5105787d181518c9012a19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vstd 0.0.0-2026-05-24-0157 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" "+9e293ae9f8abecb0be5105787d181518c9012a19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded verus_state_machines_macros v0.0.0-2026-05-24-0157
[INFO] [stderr]   Downloaded verus_builtin v0.0.0-2026-05-17-0151
[INFO] [stderr]   Downloaded verus_prettyplease v0.0.0-2026-05-24-0157
[INFO] [stderr]   Downloaded verus_builtin_macros v0.0.0-2026-05-24-0157
[INFO] [stderr]   Downloaded verus_syn v0.0.0-2026-05-24-0157
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7620719f6f6f037218b41229cdee906bcbb04deb76f176b4c900023b820f34b
[INFO] running `Command { std: "docker" "start" "-a" "a7620719f6f6f037218b41229cdee906bcbb04deb76f176b4c900023b820f34b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7620719f6f6f037218b41229cdee906bcbb04deb76f176b4c900023b820f34b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7620719f6f6f037218b41229cdee906bcbb04deb76f176b4c900023b820f34b", kill_on_drop: false }`
[INFO] [stdout] a7620719f6f6f037218b41229cdee906bcbb04deb76f176b4c900023b820f34b
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcad8f0b79ab587547423935c6a5a2fdd3905c6e8865cbce97bbc2f2aa2d1d31
[INFO] running `Command { std: "docker" "start" "-a" "bcad8f0b79ab587547423935c6a5a2fdd3905c6e8865cbce97bbc2f2aa2d1d31", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling verus_prettyplease v0.0.0-2026-05-24-0157
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling vstd v0.0.0-2026-05-24-0157 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking verus_builtin v0.0.0-2026-05-17-0151
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling verus_syn v0.0.0-2026-05-24-0157
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling verus_state_machines_macros v0.0.0-2026-05-24-0157
[INFO] [stderr]    Compiling verus_builtin_macros v0.0.0-2026-05-24-0157
[INFO] [stdout] warning: negative impls are experimental
[INFO] [stdout]    --> invariant.rs:170:18
[INFO] [stdout]     |
[INFO] [stdout] 170 | impl<K, V, Pred> !Sync for LocalInvariant<K, V, Pred> {}
[INFO] [stdout]     |                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]     = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-05-31; consider upgrading it if it is out of date
[INFO] [stdout]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: negative impls are experimental
[INFO] [stdout]    --> thread.rs:153:6
[INFO] [stdout]     |
[INFO] [stdout] 153 | impl !Sync for IsThread {
[INFO] [stdout]     |      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]     = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-05-31; consider upgrading it if it is out of date
[INFO] [stdout]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: negative impls are experimental
[INFO] [stdout]    --> thread.rs:158:6
[INFO] [stdout]     |
[INFO] [stdout] 158 | impl !Send for IsThread {
[INFO] [stdout]     |      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]     = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-05-31; consider upgrading it if it is out of date
[INFO] [stdout]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: negative impls are experimental
[INFO] [stdout]    --> invariant.rs:170:18
[INFO] [stdout]     |
[INFO] [stdout] 170 | impl<K, V, Pred> !Sync for LocalInvariant<K, V, Pred> {}
[INFO] [stdout]     |                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]     = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-05-31; consider upgrading it if it is out of date
[INFO] [stdout]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: negative impls are experimental
[INFO] [stdout]    --> thread.rs:153:6
[INFO] [stdout]     |
[INFO] [stdout] 153 | impl !Sync for IsThread {
[INFO] [stdout]     |      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]     = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-05-31; consider upgrading it if it is out of date
[INFO] [stdout]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: negative impls are experimental
[INFO] [stdout]    --> thread.rs:158:6
[INFO] [stdout]     |
[INFO] [stdout] 158 | impl !Send for IsThread {
[INFO] [stdout]     |      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]     = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-05-31; consider upgrading it if it is out of date
[INFO] [stdout]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.37s
[INFO] running `Command { std: "docker" "inspect" "bcad8f0b79ab587547423935c6a5a2fdd3905c6e8865cbce97bbc2f2aa2d1d31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcad8f0b79ab587547423935c6a5a2fdd3905c6e8865cbce97bbc2f2aa2d1d31", kill_on_drop: false }`
[INFO] [stdout] bcad8f0b79ab587547423935c6a5a2fdd3905c6e8865cbce97bbc2f2aa2d1d31
