[INFO] fetching crate sexpr 0.1.0... [INFO] testing sexpr-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate sexpr 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate sexpr 0.1.0 [INFO] finished tweaking crates.io crate sexpr 0.1.0 [INFO] tweaked toml for crates.io crate sexpr 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate sexpr 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 6 packages to latest compatible versions [INFO] [stderr] Adding gc v0.2.1 (available: v0.5.0) [INFO] [stderr] Adding gc_derive v0.2.0 (available: v0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded syn v0.9.2 [INFO] [stderr] Downloaded gc v0.2.1 [INFO] [stderr] Downloaded synstructure v0.2.1 [INFO] [stderr] Downloaded gc_derive v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 44123b65523563ec97433599673a457d475ce52b7a2ba7ba30a11f254864e6bf [INFO] running `Command { std: "docker" "start" "-a" "44123b65523563ec97433599673a457d475ce52b7a2ba7ba30a11f254864e6bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "44123b65523563ec97433599673a457d475ce52b7a2ba7ba30a11f254864e6bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44123b65523563ec97433599673a457d475ce52b7a2ba7ba30a11f254864e6bf", kill_on_drop: false }` [INFO] [stdout] 44123b65523563ec97433599673a457d475ce52b7a2ba7ba30a11f254864e6bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 4a3f998a7cbb5d2d5e349235f4184e8ab1512100198d26ea4d0546e0fbad1ee2 [INFO] running `Command { std: "docker" "start" "-a" "4a3f998a7cbb5d2d5e349235f4184e8ab1512100198d26ea4d0546e0fbad1ee2", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling gc v0.2.1 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gc-0.2.1/src/lib.rs:7:54 [INFO] [stdout] | [INFO] [stdout] 7 | #![feature(coerce_unsized, core_intrinsics, nonzero, optin_builtin_traits, shared, unsize, specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.50.0 (you are using 1.89.0-nightly (8de4c7234 2025-06-19)); see for more information [INFO] [stdout] = note: renamed to `auto_traits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `core::nonzero` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gc-0.2.1/src/lib.rs:11:11 [INFO] [stdout] | [INFO] [stdout] 11 | use core::nonzero::NonZero; [INFO] [stdout] | ^^^^^^^ could not find `nonzero` in `core` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::ptr::Shared` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gc-0.2.1/src/gc.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ptr::Shared; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ no `Shared` in `ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: negative trait bounds are not fully implemented; use marker types for now [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gc-0.2.1/src/lib.rs:41:17 [INFO] [stdout] | [INFO] [stdout] 41 | impl !Send for Gc {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #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 2025-06-19; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: negative trait bounds are not fully implemented; use marker types for now [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gc-0.2.1/src/lib.rs:43:17 [INFO] [stdout] | [INFO] [stdout] 43 | impl !Sync for Gc {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #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 2025-06-19; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: negative trait bounds are not fully implemented; use marker types for now [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gc-0.2.1/src/lib.rs:541:17 [INFO] [stdout] | [INFO] [stdout] 541 | impl !Sync for GcCell {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #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 2025-06-19; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `shared` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gc-0.2.1/src/lib.rs:7:76 [INFO] [stdout] | [INFO] [stdout] 7 | #![feature(coerce_unsized, core_intrinsics, nonzero, optin_builtin_traits, shared, unsize, specialization)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0374]: implementing `CoerceUnsized` requires a field to be coerced [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gc-0.2.1/src/lib.rs:45:1 [INFO] [stdout] | [INFO] [stdout] 45 | impl, U: Trace + ?Sized> CoerceUnsized> for Gc {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected a single field to be coerced, none found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed for `Gc<_>` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gc-0.2.1/src/lib.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | let gc = Gc { ptr_root: Cell::new(NonZero::new(*ptr)), marker: PhantomData }; [INFO] [stdout] | ^^ [INFO] [stdout] 72 | gc.set_root(); [INFO] [stdout] | -------- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving `gc` an explicit type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 71 | let gc: Gc = Gc { ptr_root: Cell::new(NonZero::new(*ptr)), marker: PhantomData }; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed for `Gc<_>` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gc-0.2.1/src/lib.rs:153:17 [INFO] [stdout] | [INFO] [stdout] 153 | let gc = Gc { ptr_root: Cell::new(self.ptr_root.get()), marker: PhantomData }; [INFO] [stdout] | ^^ [INFO] [stdout] 154 | gc.set_root(); [INFO] [stdout] | -------- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving `gc` an explicit type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 153 | let gc: Gc = Gc { ptr_root: Cell::new(self.ptr_root.get()), marker: PhantomData }; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling syn v0.9.2 [INFO] [stdout] Some errors have detailed explanations: E0282, E0374, E0432, E0557, E0635, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `gc` (lib) due to 10 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "4a3f998a7cbb5d2d5e349235f4184e8ab1512100198d26ea4d0546e0fbad1ee2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a3f998a7cbb5d2d5e349235f4184e8ab1512100198d26ea4d0546e0fbad1ee2", kill_on_drop: false }` [INFO] [stdout] 4a3f998a7cbb5d2d5e349235f4184e8ab1512100198d26ea4d0546e0fbad1ee2