[INFO] fetching crate varlen_example 0.1.2... [INFO] testing varlen_example-0.1.2 against 1.91.0 for beta-1.92-2 [INFO] extracting crate varlen_example 0.1.2 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate varlen_example 0.1.2 [INFO] finished tweaking crates.io crate varlen_example 0.1.2 [INFO] tweaked toml for crates.io crate varlen_example 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate varlen_example 0.1.2 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 32 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded varlen v0.1.2 [INFO] [stderr] Downloaded varlen_macro v0.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 96c88632856b3f984cb57d921755604e6fc7047a66420ab2c69b5290519adbd7 [INFO] running `Command { std: "docker" "start" "-a" "96c88632856b3f984cb57d921755604e6fc7047a66420ab2c69b5290519adbd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "96c88632856b3f984cb57d921755604e6fc7047a66420ab2c69b5290519adbd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96c88632856b3f984cb57d921755604e6fc7047a66420ab2c69b5290519adbd7", kill_on_drop: false }` [INFO] [stdout] 96c88632856b3f984cb57d921755604e6fc7047a66420ab2c69b5290519adbd7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9ed18cc34e465c0daffedc4eaa0108eef07836800902faf40ffdfb7b516d58a9 [INFO] running `Command { std: "docker" "start" "-a" "9ed18cc34e465c0daffedc4eaa0108eef07836800902faf40ffdfb7b516d58a9", kill_on_drop: false }` [INFO] [stderr] Compiling convert_case v0.5.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling varlen_macro v0.1.3 [INFO] [stderr] Compiling varlen v0.1.2 [INFO] [stderr] Compiling varlen_example v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.62s [INFO] running `Command { std: "docker" "inspect" "9ed18cc34e465c0daffedc4eaa0108eef07836800902faf40ffdfb7b516d58a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ed18cc34e465c0daffedc4eaa0108eef07836800902faf40ffdfb7b516d58a9", kill_on_drop: false }` [INFO] [stdout] 9ed18cc34e465c0daffedc4eaa0108eef07836800902faf40ffdfb7b516d58a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f267fc714b3d5a3758c22a139f613519e19c8e59c65b42191e723f6e1db94f95 [INFO] running `Command { std: "docker" "start" "-a" "f267fc714b3d5a3758c22a139f613519e19c8e59c65b42191e723f6e1db94f95", kill_on_drop: false }` [INFO] [stderr] Compiling target-triple v1.0.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling winnow v0.7.13 [INFO] [stderr] Compiling toml_writer v1.0.4 [INFO] [stderr] Compiling glob v0.3.3 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Compiling toml_datetime v0.7.3 [INFO] [stderr] Compiling serde_spanned v1.0.3 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling toml_parser v1.0.4 [INFO] [stderr] Compiling toml v0.9.8 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling trybuild v1.0.113 [INFO] [stderr] Compiling varlen_example v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 10.10s [INFO] running `Command { std: "docker" "inspect" "f267fc714b3d5a3758c22a139f613519e19c8e59c65b42191e723f6e1db94f95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f267fc714b3d5a3758c22a139f613519e19c8e59c65b42191e723f6e1db94f95", kill_on_drop: false }` [INFO] [stdout] f267fc714b3d5a3758c22a139f613519e19c8e59c65b42191e723f6e1db94f95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bc3d5e8237ef2bde92d5d331c6adf703ff7e92e90d283931e823429d97230a59 [INFO] running `Command { std: "docker" "start" "-a" "bc3d5e8237ef2bde92d5d331c6adf703ff7e92e90d283931e823429d97230a59", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/varlen_example-6353380d57e284fa) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::modify_header_field_checked ... ok [INFO] [stdout] test tests::field_access_and_modify ... ok [INFO] [stdout] test tests::modify_header_field_bad_layout_panics ... ok [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling unicode-ident v1.0.22 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling convert_case v0.5.0 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling varlen_macro v0.1.3 [INFO] [stderr] Checking varlen v0.1.2 [INFO] [stderr] Checking varlen_example v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking varlen_example-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/varlen_example) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.14s [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] test shouldfail/bad_names.rs ... mismatch [INFO] [stderr] [INFO] [stderr] EXPECTED: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error[E0124]: field `x` is already declared [INFO] [stderr] --> shouldfail/bad_names.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 6 | x: u8, [INFO] [stderr] | ----- `x` first declared here [INFO] [stderr] ... [INFO] [stderr] 9 | x: u8, [INFO] [stderr] | ^^^^^ field already declared [INFO] [stderr] [INFO] [stderr] error[E0124]: field `x` is already declared [INFO] [stderr] --> shouldfail/bad_names.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #[define_varlen] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field already declared [INFO] [stderr] | `x` first declared here [INFO] [stderr] | [INFO] [stderr] = note: this error originates in the attribute macro `define_varlen` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] [INFO] [stderr] ACTUAL OUTPUT: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error[E0124]: field `x` is already declared [INFO] [stderr] --> shouldfail/bad_names.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #[define_varlen] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field already declared [INFO] [stderr] | `x` first declared here [INFO] [stderr] | [INFO] [stderr] = note: this error originates in the attribute macro `define_varlen` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0124]: field `x` is already declared [INFO] [stderr] --> shouldfail/bad_names.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 6 | x: u8, [INFO] [stderr] | ----- `x` first declared here [INFO] [stderr] ... [INFO] [stderr] 9 | x: u8, [INFO] [stderr] | ^^^^^ field already declared [INFO] [stderr] [INFO] [stderr] error[E0062]: field `x` specified more than once [INFO] [stderr] --> shouldfail/bad_names.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 6 | x: u8, [INFO] [stderr] | ----- first use of `x` [INFO] [stderr] ... [INFO] [stderr] 9 | x: u8, [INFO] [stderr] | ^ used more than once [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning [INFO] [stderr] your test with the environment variable TRYBUILD=overwrite [INFO] [stderr] [INFO] [stderr] test shouldfail/bad_type.rs ... mismatch [INFO] [stderr] [INFO] [stderr] EXPECTED: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error[E0412]: cannot find type `UndefinedType1` in this scope [INFO] [stderr] --> shouldfail/bad_type.rs:6:22 [INFO] [stderr] | [INFO] [stderr] 6 | header_variable: UndefinedType1, [INFO] [stderr] | ^^^^^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `UndefinedType2` in this scope [INFO] [stderr] --> shouldfail/bad_type.rs:8:19 [INFO] [stderr] | [INFO] [stderr] 8 | mut_variable: UndefinedType2, [INFO] [stderr] | ^^^^^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `UndefinedType3` in this scope [INFO] [stderr] --> shouldfail/bad_type.rs:11:11 [INFO] [stderr] | [INFO] [stderr] 11 | arr: [UndefinedType3; 4usize], [INFO] [stderr] | ^^^^^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `UndefinedType3` in this scope [INFO] [stderr] --> shouldfail/bad_type.rs:11:11 [INFO] [stderr] | [INFO] [stderr] 11 | arr: [UndefinedType3; 4usize], [INFO] [stderr] | ^^^^^^^^^^^^^^ - help: you might be missing a type parameter: `, UndefinedType3` [INFO] [stderr] | | [INFO] [stderr] | not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `String: std::marker::Copy` is not satisfied [INFO] [stderr] --> shouldfail/bad_type.rs:19:22 [INFO] [stderr] | [INFO] [stderr] 19 | header_variable: RequiresCopy, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `String` [INFO] [stderr] | [INFO] [stderr] note: required by a bound in `RequiresCopy` [INFO] [stderr] --> shouldfail/bad_type.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | struct RequiresCopy(T); [INFO] [stderr] | ^^^^ required by this bound in `RequiresCopy` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `Vec: std::marker::Copy` is not satisfied [INFO] [stderr] --> shouldfail/bad_type.rs:21:19 [INFO] [stderr] | [INFO] [stderr] 21 | mut_variable: RequiresCopy>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `Vec` [INFO] [stderr] | [INFO] [stderr] note: required by a bound in `RequiresCopy` [INFO] [stderr] --> shouldfail/bad_type.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | struct RequiresCopy(T); [INFO] [stderr] | ^^^^ required by this bound in `RequiresCopy` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `Vec>: std::marker::Copy` is not satisfied [INFO] [stderr] --> shouldfail/bad_type.rs:24:11 [INFO] [stderr] | [INFO] [stderr] 24 | arr: [RequiresCopy>>; 4usize], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `Vec>` [INFO] [stderr] | [INFO] [stderr] note: required by a bound in `RequiresCopy` [INFO] [stderr] --> shouldfail/bad_type.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | struct RequiresCopy(T); [INFO] [stderr] | ^^^^ required by this bound in `RequiresCopy` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `Vec>: std::marker::Copy` is not satisfied [INFO] [stderr] --> shouldfail/bad_type.rs:24:10 [INFO] [stderr] | [INFO] [stderr] 24 | arr: [RequiresCopy>>; 4usize], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `Vec>` [INFO] [stderr] | [INFO] [stderr] note: required by a bound in `RequiresCopy` [INFO] [stderr] --> shouldfail/bad_type.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | struct RequiresCopy(T); [INFO] [stderr] | ^^^^ required by this bound in `RequiresCopy` [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time [INFO] [stderr] --> shouldfail/bad_type.rs:30:22 [INFO] [stderr] | [INFO] [stderr] 30 | header_variable: [u8], [INFO] [stderr] | ^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: the trait `Sized` is not implemented for `[u8]` [INFO] [stderr] = note: only the last field of a struct may have a dynamically sized type [INFO] [stderr] = help: change the field's type to have a statically known size [INFO] [stderr] help: borrowed types always have a statically known size [INFO] [stderr] | [INFO] [stderr] 30 | header_variable: &[u8], [INFO] [stderr] | + [INFO] [stderr] help: the `Box` type always has a statically known size and allocates its contents in the heap [INFO] [stderr] | [INFO] [stderr] 30 | header_variable: Box<[u8]>, [INFO] [stderr] | ++++ + [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `[u16]` cannot be known at compilation time [INFO] [stderr] --> shouldfail/bad_type.rs:32:19 [INFO] [stderr] | [INFO] [stderr] 32 | mut_variable: [u16], [INFO] [stderr] | ^^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: the trait `Sized` is not implemented for `[u16]` [INFO] [stderr] = note: only the last field of a struct may have a dynamically sized type [INFO] [stderr] = help: change the field's type to have a statically known size [INFO] [stderr] help: borrowed types always have a statically known size [INFO] [stderr] | [INFO] [stderr] 32 | mut_variable: &[u16], [INFO] [stderr] | + [INFO] [stderr] help: the `Box` type always has a statically known size and allocates its contents in the heap [INFO] [stderr] | [INFO] [stderr] 32 | mut_variable: Box<[u16]>, [INFO] [stderr] | ++++ + [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `[u32]` cannot be known at compilation time [INFO] [stderr] --> shouldfail/bad_type.rs:35:10 [INFO] [stderr] | [INFO] [stderr] 35 | arr: [[u32]; 4], [INFO] [stderr] | ^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: the trait `Sized` is not implemented for `[u32]` [INFO] [stderr] = note: slice and array elements must have `Sized` type [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `[u32]` cannot be known at compilation time [INFO] [stderr] --> shouldfail/bad_type.rs:35:10 [INFO] [stderr] | [INFO] [stderr] 35 | arr: [[u32]; 4], [INFO] [stderr] | ^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: the trait `Sized` is not implemented for `[u32]` [INFO] [stderr] note: required by a bound in `ArrayMarker` [INFO] [stderr] --> $WORKSPACE/varlen/src/marker.rs [INFO] [stderr] | [INFO] [stderr] | pub struct ArrayMarker(core::marker::PhantomPinned, core::marker::PhantomData<[T]>); [INFO] [stderr] | ^ required by this bound in `ArrayMarker` [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `[u32]` cannot be known at compilation time [INFO] [stderr] --> shouldfail/bad_type.rs:35:10 [INFO] [stderr] | [INFO] [stderr] 35 | arr: [[u32]; 4], [INFO] [stderr] | ^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: the trait `Sized` is not implemented for `[u32]` [INFO] [stderr] note: required by a bound in `ArrayInitializer` [INFO] [stderr] --> $WORKSPACE/varlen/src/array_init.rs [INFO] [stderr] | [INFO] [stderr] | pub unsafe trait ArrayInitializer { [INFO] [stderr] | ^ required by this bound in `ArrayInitializer` [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] [INFO] [stderr] ACTUAL OUTPUT: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error[E0412]: cannot find type `UndefinedType1` in this scope [INFO] [stderr] --> shouldfail/bad_type.rs:6:22 [INFO] [stderr] | [INFO] [stderr] 6 | header_variable: UndefinedType1, [INFO] [stderr] | ^^^^^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `UndefinedType2` in this scope [INFO] [stderr] --> shouldfail/bad_type.rs:8:19 [INFO] [stderr] | [INFO] [stderr] 8 | mut_variable: UndefinedType2, [INFO] [stderr] | ^^^^^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `UndefinedType3` in this scope [INFO] [stderr] --> shouldfail/bad_type.rs:11:11 [INFO] [stderr] | [INFO] [stderr] 11 | arr: [UndefinedType3; 4usize], [INFO] [stderr] | ^^^^^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `UndefinedType3` in this scope [INFO] [stderr] --> shouldfail/bad_type.rs:11:11 [INFO] [stderr] | [INFO] [stderr] 11 | arr: [UndefinedType3; 4usize], [INFO] [stderr] | ^^^^^^^^^^^^^^ not found in this scope [INFO] [stderr] | [INFO] [stderr] help: you might be missing a type parameter [INFO] [stderr] | [INFO] [stderr] 11 | arr: [UndefinedType3; 4usize], UndefinedType3, [INFO] [stderr] | ++++++++++++++++ [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `String: std::marker::Copy` is not satisfied [INFO] [stderr] --> shouldfail/bad_type.rs:19:22 [INFO] [stderr] | [INFO] [stderr] 19 | header_variable: RequiresCopy, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `String` [INFO] [stderr] | [INFO] [stderr] note: required by a bound in `RequiresCopy` [INFO] [stderr] --> shouldfail/bad_type.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | struct RequiresCopy(T); [INFO] [stderr] | ^^^^ required by this bound in `RequiresCopy` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `Vec: std::marker::Copy` is not satisfied [INFO] [stderr] --> shouldfail/bad_type.rs:21:19 [INFO] [stderr] | [INFO] [stderr] 21 | mut_variable: RequiresCopy>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `Vec` [INFO] [stderr] | [INFO] [stderr] note: required by a bound in `RequiresCopy` [INFO] [stderr] --> shouldfail/bad_type.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | struct RequiresCopy(T); [INFO] [stderr] | ^^^^ required by this bound in `RequiresCopy` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `Vec>: std::marker::Copy` is not satisfied [INFO] [stderr] --> shouldfail/bad_type.rs:24:11 [INFO] [stderr] | [INFO] [stderr] 24 | arr: [RequiresCopy>>; 4usize], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `Vec>` [INFO] [stderr] | [INFO] [stderr] note: required by a bound in `RequiresCopy` [INFO] [stderr] --> shouldfail/bad_type.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | struct RequiresCopy(T); [INFO] [stderr] | ^^^^ required by this bound in `RequiresCopy` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `Vec>: std::marker::Copy` is not satisfied [INFO] [stderr] --> shouldfail/bad_type.rs:24:10 [INFO] [stderr] | [INFO] [stderr] 24 | arr: [RequiresCopy>>; 4usize], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `Vec>` [INFO] [stderr] | [INFO] [stderr] note: required by a bound in `RequiresCopy` [INFO] [stderr] --> shouldfail/bad_type.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | struct RequiresCopy(T); [INFO] [stderr] | ^^^^ required by this bound in `RequiresCopy` [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time [INFO] [stderr] --> shouldfail/bad_type.rs:30:22 [INFO] [stderr] | [INFO] [stderr] 30 | header_variable: [u8], [INFO] [stderr] | ^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: the trait `Sized` is not implemented for `[u8]` [INFO] [stderr] = note: only the last field of a struct may have a dynamically sized type [INFO] [stderr] = help: change the field's type to have a statically known size [INFO] [stderr] help: borrowed types always have a statically known size [INFO] [stderr] | [INFO] [stderr] 30 | header_variable: &[u8], [INFO] [stderr] | + [INFO] [stderr] help: the `Box` type always has a statically known size and allocates its contents in the heap [INFO] [stderr] | [INFO] [stderr] 30 | header_variable: Box<[u8]>, [INFO] [stderr] | ++++ + [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `[u16]` cannot be known at compilation time [INFO] [stderr] --> shouldfail/bad_type.rs:32:19 [INFO] [stderr] | [INFO] [stderr] 32 | mut_variable: [u16], [INFO] [stderr] | ^^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: the trait `Sized` is not implemented for `[u16]` [INFO] [stderr] = note: only the last field of a struct may have a dynamically sized type [INFO] [stderr] = help: change the field's type to have a statically known size [INFO] [stderr] help: borrowed types always have a statically known size [INFO] [stderr] | [INFO] [stderr] 32 | mut_variable: &[u16], [INFO] [stderr] | + [INFO] [stderr] help: the `Box` type always has a statically known size and allocates its contents in the heap [INFO] [stderr] | [INFO] [stderr] 32 | mut_variable: Box<[u16]>, [INFO] [stderr] | ++++ + [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `[u32]` cannot be known at compilation time [INFO] [stderr] --> shouldfail/bad_type.rs:35:10 [INFO] [stderr] | [INFO] [stderr] 35 | arr: [[u32]; 4], [INFO] [stderr] | ^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: the trait `Sized` is not implemented for `[u32]` [INFO] [stderr] = note: slice and array elements must have `Sized` type [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `[u32]` cannot be known at compilation time [INFO] [stderr] --> shouldfail/bad_type.rs:35:10 [INFO] [stderr] | [INFO] [stderr] 35 | arr: [[u32]; 4], [INFO] [stderr] | ^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: the trait `Sized` is not implemented for `[u32]` [INFO] [stderr] note: required by an implicit `Sized` bound in `ArrayMarker` [INFO] [stderr] --> $CARGO/varlen-$VERSION/src/marker.rs [INFO] [stderr] | [INFO] [stderr] | pub struct ArrayMarker(core::marker::PhantomPinned, core::marker::PhantomData<[T]>); [INFO] [stderr] | ^ required by the implicit `Sized` requirement on this type parameter in `ArrayMarker` [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `[u32]` cannot be known at compilation time [INFO] [stderr] --> shouldfail/bad_type.rs:35:10 [INFO] [stderr] | [INFO] [stderr] 35 | arr: [[u32]; 4], [INFO] [stderr] | ^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: the trait `Sized` is not implemented for `[u32]` [INFO] [stderr] note: required by an implicit `Sized` bound in `ArrayInitializer` [INFO] [stderr] --> $CARGO/varlen-$VERSION/src/array_init.rs [INFO] [stderr] | [INFO] [stderr] | pub unsafe trait ArrayInitializer { [INFO] [stderr] | ^ required by the implicit `Sized` requirement on this type parameter in `ArrayInitializer` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `String: std::marker::Copy` is not satisfied [INFO] [stderr] --> shouldfail/bad_type.rs:24:10 [INFO] [stderr] | [INFO] [stderr] 24 | arr: [RequiresCopy>>; 4usize], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `String` [INFO] [stderr] | [INFO] [stderr] note: required by a bound in `RequiresCopy` [INFO] [stderr] --> shouldfail/bad_type.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | struct RequiresCopy(T); [INFO] [stderr] | ^^^^ required by this bound in `RequiresCopy` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `String: std::marker::Copy` is not satisfied [INFO] [stderr] --> shouldfail/bad_type.rs:19:22 [INFO] [stderr] | [INFO] [stderr] 19 | header_variable: RequiresCopy, [INFO] [stderr] | ^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `String` [INFO] [stderr] | [INFO] [stderr] note: required by a bound in `RequiresCopy` [INFO] [stderr] --> shouldfail/bad_type.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | struct RequiresCopy(T); [INFO] [stderr] | ^^^^ required by this bound in `RequiresCopy` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `Vec: std::marker::Copy` is not satisfied [INFO] [stderr] --> shouldfail/bad_type.rs:21:19 [INFO] [stderr] | [INFO] [stderr] 21 | mut_variable: RequiresCopy>, [INFO] [stderr] | ^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `Vec` [INFO] [stderr] | [INFO] [stderr] note: required by a bound in `RequiresCopy` [INFO] [stderr] --> shouldfail/bad_type.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | struct RequiresCopy(T); [INFO] [stderr] | ^^^^ required by this bound in `RequiresCopy` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `String: std::marker::Copy` is not satisfied [INFO] [stderr] --> shouldfail/bad_type.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | header_variable: RequiresCopy, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `String` [INFO] [stderr] | [INFO] [stderr] note: required by a bound in `RequiresCopy` [INFO] [stderr] --> shouldfail/bad_type.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | struct RequiresCopy(T); [INFO] [stderr] | ^^^^ required by this bound in `RequiresCopy` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `Vec: std::marker::Copy` is not satisfied [INFO] [stderr] --> shouldfail/bad_type.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | mut_variable: RequiresCopy>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `Vec` [INFO] [stderr] | [INFO] [stderr] note: required by a bound in `RequiresCopy` [INFO] [stderr] --> shouldfail/bad_type.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | struct RequiresCopy(T); [INFO] [stderr] | ^^^^ required by this bound in `RequiresCopy` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `String: std::marker::Copy` is not satisfied [INFO] [stderr] --> shouldfail/bad_type.rs:16:1 [INFO] [stderr] | [INFO] [stderr] 16 | #[define_varlen] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `String` [INFO] [stderr] | [INFO] [stderr] note: required by a bound in `RequiresCopy` [INFO] [stderr] --> shouldfail/bad_type.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | struct RequiresCopy(T); [INFO] [stderr] | ^^^^ required by this bound in `RequiresCopy` [INFO] [stderr] = note: this error originates in the attribute macro `define_varlen` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `[u32]` cannot be known at compilation time [INFO] [stderr] --> shouldfail/bad_type.rs:35:11 [INFO] [stderr] | [INFO] [stderr] 35 | arr: [[u32]; 4], [INFO] [stderr] | ^^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: the trait `Sized` is not implemented for `[u32]` [INFO] [stderr] note: required by an implicit `Sized` bound in `cat_array_field_fast` [INFO] [stderr] --> $CARGO/varlen-$VERSION/src/macro_support.rs [INFO] [stderr] | [INFO] [stderr] | pub const fn cat_array_field_fast( [INFO] [stderr] | ^ required by the implicit `Sized` requirement on this type parameter in `cat_array_field_fast` [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `[u32]` cannot be known at compilation time [INFO] [stderr] --> shouldfail/bad_type.rs:35:11 [INFO] [stderr] | [INFO] [stderr] 35 | arr: [[u32]; 4], [INFO] [stderr] | ^^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: the trait `Sized` is not implemented for `[u32]` [INFO] [stderr] note: required by an implicit `Sized` bound in `std::mem::align_of` [INFO] [stderr] --> $RUST/core/src/mem/mod.rs [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `[u32]` cannot be known at compilation time [INFO] [stderr] --> shouldfail/bad_type.rs:35:11 [INFO] [stderr] | [INFO] [stderr] 35 | arr: [[u32]; 4], [INFO] [stderr] | ^^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: the trait `Sized` is not implemented for `[u32]` [INFO] [stderr] note: required by an implicit `Sized` bound in `drop_array` [INFO] [stderr] --> $CARGO/varlen-$VERSION/src/macro_support.rs [INFO] [stderr] | [INFO] [stderr] | pub unsafe fn drop_array(p: *mut u8, offset: usize, len: usize) { [INFO] [stderr] | ^ required by the implicit `Sized` requirement on this type parameter in `drop_array` [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `[u32]` cannot be known at compilation time [INFO] [stderr] --> shouldfail/bad_type.rs:35:11 [INFO] [stderr] | [INFO] [stderr] 35 | arr: [[u32]; 4], [INFO] [stderr] | ^^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: the trait `Sized` is not implemented for `[u32]` [INFO] [stderr] note: required by an implicit `Sized` bound in `cat_array_field_cautious` [INFO] [stderr] --> $CARGO/varlen-$VERSION/src/macro_support.rs [INFO] [stderr] | [INFO] [stderr] | pub const fn cat_array_field_cautious( [INFO] [stderr] | ^ required by the implicit `Sized` requirement on this type parameter in `cat_array_field_cautious` [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time [INFO] [stderr] --> shouldfail/bad_type.rs:27:1 [INFO] [stderr] | [INFO] [stderr] 27 | #[define_varlen] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: within `struct_with_unsized_types::LayoutControllers`, the trait `Sized` is not implemented for `[u8]` [INFO] [stderr] note: required because it appears within the type `struct_with_unsized_types::LayoutControllers` [INFO] [stderr] --> shouldfail/bad_type.rs:27:1 [INFO] [stderr] | [INFO] [stderr] 27 | #[define_varlen] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] = note: this error originates in the attribute macro `define_varlen` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: function arguments must have a statically known size, borrowed types always have a known size [INFO] [stderr] | [INFO] [stderr] 27 | &#[define_varlen] [INFO] [stderr] | + [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning [INFO] [stderr] your test with the environment variable TRYBUILD=overwrite [INFO] [stderr] [INFO] [stderr] test shouldfail/invalid_len_expr.rs ... mismatch [INFO] [stderr] [INFO] [stderr] EXPECTED: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error[E0425]: cannot find value `x` in this scope [INFO] [stderr] --> shouldfail/invalid_len_expr.rs:11:15 [INFO] [stderr] | [INFO] [stderr] 11 | arr: [u8; x * y], [INFO] [stderr] | ^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `y` in this scope [INFO] [stderr] --> shouldfail/invalid_len_expr.rs:11:19 [INFO] [stderr] | [INFO] [stderr] 11 | arr: [u8; x * y], [INFO] [stderr] | ^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `not_a_header` in this scope [INFO] [stderr] --> shouldfail/invalid_len_expr.rs:17:17 [INFO] [stderr] | [INFO] [stderr] 17 | arr3: [u8; *not_a_header], [INFO] [stderr] | ^^^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> shouldfail/invalid_len_expr.rs:14:16 [INFO] [stderr] | [INFO] [stderr] 3 | #[define_varlen] [INFO] [stderr] | ---------------- expected `usize` because of return type [INFO] [stderr] ... [INFO] [stderr] 14 | arr2: [u8; *u8_len], [INFO] [stderr] | ^^^^^^^ expected `usize`, found `u8` [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] [INFO] [stderr] ACTUAL OUTPUT: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error[E0425]: cannot find value `x` in this scope [INFO] [stderr] --> shouldfail/invalid_len_expr.rs:11:15 [INFO] [stderr] | [INFO] [stderr] 11 | arr: [u8; x * y], [INFO] [stderr] | ^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `y` in this scope [INFO] [stderr] --> shouldfail/invalid_len_expr.rs:11:19 [INFO] [stderr] | [INFO] [stderr] 11 | arr: [u8; x * y], [INFO] [stderr] | ^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `not_a_header` in this scope [INFO] [stderr] --> shouldfail/invalid_len_expr.rs:17:17 [INFO] [stderr] | [INFO] [stderr] 17 | arr3: [u8; *not_a_header], [INFO] [stderr] | ^^^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> shouldfail/invalid_len_expr.rs:14:16 [INFO] [stderr] | [INFO] [stderr] 3 | #[define_varlen] [INFO] [stderr] | ---------------- expected `usize` because of return type [INFO] [stderr] ... [INFO] [stderr] 14 | arr2: [u8; *u8_len], [INFO] [stderr] | ^^^^^^^ expected `usize`, found `u8` [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning [INFO] [stderr] your test with the environment variable TRYBUILD=overwrite [INFO] [stderr] [INFO] [stderr] test shouldfail/nonconst_len_expr.rs ... mismatch [INFO] [stderr] [INFO] [stderr] EXPECTED: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error: pointers cannot be cast to integers during const eval [INFO] [stderr] --> shouldfail/nonconst_len_expr.rs:17:16 [INFO] [stderr] | [INFO] [stderr] 17 | arr1: [u8; u8_len as *const _ as usize], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: at compile-time, pointers do not have an integer value [INFO] [stderr] = note: avoiding this restriction via `transmute`, `union`, or raw pointers leads to compile-time undefined behavior [INFO] [stderr] [INFO] [stderr] error[E0015]: calls in constant functions are limited to constant functions, tuple structs and tuple variants [INFO] [stderr] --> shouldfail/nonconst_len_expr.rs:20:16 [INFO] [stderr] | [INFO] [stderr] 20 | arr2: [u8; next_rand()], [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0133]: call to unsafe function is unsafe and requires unsafe function or block [INFO] [stderr] --> shouldfail/nonconst_len_expr.rs:26:16 [INFO] [stderr] | [INFO] [stderr] 26 | arr4: [u8; std::mem::transmute(u8_len) ] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stderr] | [INFO] [stderr] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] [INFO] [stderr] ACTUAL OUTPUT: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error: pointers cannot be cast to integers during const eval [INFO] [stderr] --> shouldfail/nonconst_len_expr.rs:17:16 [INFO] [stderr] | [INFO] [stderr] 17 | arr1: [u8; u8_len as *const _ as usize], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: at compile-time, pointers do not have an integer value [INFO] [stderr] = note: avoiding this restriction via `transmute`, `union`, or raw pointers leads to compile-time undefined behavior [INFO] [stderr] [INFO] [stderr] error[E0015]: cannot call non-const function `next_rand` in constant functions [INFO] [stderr] --> shouldfail/nonconst_len_expr.rs:20:16 [INFO] [stderr] | [INFO] [stderr] 20 | arr2: [u8; next_rand()], [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants [INFO] [stderr] [INFO] [stderr] error[E0133]: call to unsafe function `std::intrinsics::transmute` is unsafe and requires unsafe function or block [INFO] [stderr] --> shouldfail/nonconst_len_expr.rs:26:16 [INFO] [stderr] | [INFO] [stderr] 26 | arr4: [u8; std::mem::transmute(u8_len) ] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stderr] | [INFO] [stderr] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning [INFO] [stderr] your test with the environment variable TRYBUILD=overwrite [INFO] [stderr] [INFO] [stderr] test shouldfail/unsupported_syntax.rs ... ok [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] [stdout] test tests::compile_errors_are_good ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::compile_errors_are_good stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'tests::compile_errors_are_good' (24) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.113/src/run.rs:102:13: [INFO] [stdout] 4 of 5 tests failed [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x61c39caaacc2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x61c39caaacc2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x61c39caaacc2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x61c39caaacc2 - ::fmt::h4e0a3aeea0f9c085 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x61c39cabc9bf - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x61c39cabc9bf - core::fmt::write::hecf68a131630c74d [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x61c39ca74ee1 - std::io::default_write_fmt::ha6b238eff7f0ef8a [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x61c39ca74ee1 - std::io::Write::write_fmt::h9846fe3d2a36c1ea [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x61c39ca82612 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x61c39ca87c7f - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x61c39ca87b11 - std::panicking::default_hook::h63f9bf8161c5d325 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x61c39ca44f7e - as core::ops::function::Fn>::call::hb8126f8384f98101 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 12: 0x61c39ca44f7e - test::test_main_with_exit_callback::{{closure}}::hae96ae0cd2f2ce70 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x61c39ca8833f - as core::ops::function::Fn>::call::ha703f6686c81d0c6 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 14: 0x61c39ca8833f - std::panicking::panic_with_hook::h3173740e06bd0752 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x61c39ca8819a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x61c39ca82759 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x61c39ca6844d - __rustc[de0091b922c53d7e]::rust_begin_unwind [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x61c39cac5d30 - core::panicking::panic_fmt::h5138da2ef87be35b [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x61c39c7ea3f3 - trybuild::run::::run::h81a5699c5e22ae7a [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.113/src/run.rs:102:13 [INFO] [stdout] 20: 0x61c39c7e44e8 - ::drop::h08a933c8c2fe83af [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.113/src/lib.rs:342:38 [INFO] [stdout] 21: 0x61c39c7d8897 - core::ptr::drop_in_place::h3263c7590fb4c001 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ptr/mod.rs:804:1 [INFO] [stdout] 22: 0x61c39c7d74f3 - varlen_example::tests::compile_errors_are_good::hd36c6cd04b34ca8e [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:196:5 [INFO] [stdout] 23: 0x61c39c7d7527 - varlen_example::tests::compile_errors_are_good::{{closure}}::he9509e6138cd6973 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:193:33 [INFO] [stdout] 24: 0x61c39c7d8796 - core::ops::function::FnOnce::call_once::ha9acebda22eb427e [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x61c39ca44d5b - core::ops::function::FnOnce::call_once::h8f50ae93d93b62b4 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 26: 0x61c39ca44d5b - test::__rust_begin_short_backtrace::h447963718d05a644 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:663:18 [INFO] [stdout] 27: 0x61c39ca5a995 - test::run_test_in_process::{{closure}}::hf890ba4755ca86c0 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:74 [INFO] [stdout] 28: 0x61c39ca5a995 - as core::ops::function::FnOnce<()>>::call_once::h31e4b2860e583faa [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 29: 0x61c39ca5a995 - std::panicking::catch_unwind::do_call::hec7cdbbe797e2cab [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40 [INFO] [stdout] 30: 0x61c39ca5a995 - std::panicking::catch_unwind::h24d3b93458b5ba67 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19 [INFO] [stdout] 31: 0x61c39ca5a995 - std::panic::catch_unwind::h46eeec7cf9c9336c [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14 [INFO] [stdout] 32: 0x61c39ca5a995 - test::run_test_in_process::h290de6e559006104 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:27 [INFO] [stdout] 33: 0x61c39ca5a995 - test::run_test::{{closure}}::h26eeb2c5f7e9a995 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:607:43 [INFO] [stdout] 34: 0x61c39ca31194 - test::run_test::{{closure}}::h85af00882daabeaa [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:637:41 [INFO] [stdout] 35: 0x61c39ca31194 - std::sys::backtrace::__rust_begin_short_backtrace::h9d9305dda51fa5f2 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 36: 0x61c39ca34b3a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc6aada8b43f0527b [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 37: 0x61c39ca34b3a - as core::ops::function::FnOnce<()>>::call_once::ha89fe5505c1206f5 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 38: 0x61c39ca34b3a - std::panicking::catch_unwind::do_call::he3e0bef721d99583 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40 [INFO] [stdout] 39: 0x61c39ca34b3a - std::panicking::catch_unwind::ha8241964d3d773cd [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19 [INFO] [stdout] 40: 0x61c39ca34b3a - std::panic::catch_unwind::ha8554bc7696cae72 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14 [INFO] [stdout] 41: 0x61c39ca34b3a - std::thread::Builder::spawn_unchecked_::{{closure}}::he06f1f62b4c90f8d [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 42: 0x61c39ca34b3a - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha7fd20ecae19b9b9 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 43: 0x61c39ca7d1bf - as core::ops::function::FnOnce>::call_once::h43642ed9c40e0ab2 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 44: 0x61c39ca7d1bf - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/thread/unix.rs:126:17 [INFO] [stdout] 45: 0x719fca9b7aa4 - [INFO] [stdout] 46: 0x719fcaa44a64 - clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::compile_errors_are_good [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 8.85s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "bc3d5e8237ef2bde92d5d331c6adf703ff7e92e90d283931e823429d97230a59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc3d5e8237ef2bde92d5d331c6adf703ff7e92e90d283931e823429d97230a59", kill_on_drop: false }` [INFO] [stdout] bc3d5e8237ef2bde92d5d331c6adf703ff7e92e90d283931e823429d97230a59