[INFO] fetching crate stk 0.2.1... [INFO] checking stk-0.2.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate stk 0.2.1 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate stk 0.2.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate stk 0.2.1 [INFO] finished tweaking crates.io crate stk 0.2.1 [INFO] tweaked toml for crates.io crate stk 0.2.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 79 packages to latest compatible versions [INFO] [stderr] Adding ahash v0.3.8 (latest: v0.8.11) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding bytes v0.5.6 (latest: v1.7.1) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding env_logger v0.7.1 (latest: v0.11.5) [INFO] [stderr] Adding hashbrown v0.8.2 (latest: v0.14.5) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding mio v0.6.23 (latest: v1.0.2) [INFO] [stderr] Adding miow v0.2.2 (latest: v0.6.0) [INFO] [stderr] Adding miow v0.3.7 (latest: v0.6.0) [INFO] [stderr] Adding pin-project-lite v0.1.12 (latest: v0.2.14) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding tokio v0.2.25 (latest: v1.40.0) [INFO] [stderr] Adding tokio-macros v0.2.6 (latest: v2.4.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mio-named-pipes v0.1.7 [INFO] [stderr] Downloaded hashbrown v0.8.2 [INFO] [stderr] Downloaded tokio-macros v0.2.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 060f55e11f49e5d3883743529fa4379b16d621f82377bab2dd1a9a6af5e99ee6 [INFO] running `Command { std: "docker" "start" "-a" "060f55e11f49e5d3883743529fa4379b16d621f82377bab2dd1a9a6af5e99ee6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "060f55e11f49e5d3883743529fa4379b16d621f82377bab2dd1a9a6af5e99ee6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "060f55e11f49e5d3883743529fa4379b16d621f82377bab2dd1a9a6af5e99ee6", kill_on_drop: false }` [INFO] [stdout] 060f55e11f49e5d3883743529fa4379b16d621f82377bab2dd1a9a6af5e99ee6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c23c12f9c877e52f3e8684b894f9ba899d16b996d5077b06f24f01f47e2739d3 [INFO] running `Command { std: "docker" "start" "-a" "c23c12f9c877e52f3e8684b894f9ba899d16b996d5077b06f24f01f47e2739d3", kill_on_drop: false }` [INFO] [stderr] Compiling hashbrown v0.8.2 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking ahash v0.3.8 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking twox-hash v1.6.3 [INFO] [stderr] Checking stk v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `hashbrown::HashSet` [INFO] [stdout] --> src/lib.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | pub use hashbrown::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hashbrown::HashSet` [INFO] [stdout] --> src/lib.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | pub use hashbrown::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/reflection/primitive.rs:113:21 [INFO] [stdout] | [INFO] [stdout] 113 | Err(..) => Err(StackError::IntegerToValueCoercionError { [INFO] [stdout] | ^^^^^^^ matches no values because `std::result::Result` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 142 | number_value_trait!(u8, U8); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] = note: this warning originates in the macro `number_value_trait` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/reflection/primitive.rs:113:21 [INFO] [stdout] | [INFO] [stdout] 113 | Err(..) => Err(StackError::IntegerToValueCoercionError { [INFO] [stdout] | ^^^^^^^ matches no values because `std::result::Result` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 143 | number_value_trait!(u32, U32); [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `number_value_trait` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/reflection/primitive.rs:113:21 [INFO] [stdout] | [INFO] [stdout] 113 | Err(..) => Err(StackError::IntegerToValueCoercionError { [INFO] [stdout] | ^^^^^^^ matches no values because `std::result::Result` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 147 | number_value_trait!(i8, I8); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `number_value_trait` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/reflection/primitive.rs:113:21 [INFO] [stdout] | [INFO] [stdout] 113 | Err(..) => Err(StackError::IntegerToValueCoercionError { [INFO] [stdout] | ^^^^^^^ matches no values because `std::result::Result` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 148 | number_value_trait!(i32, I32); [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `number_value_trait` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/reflection/primitive.rs:113:21 [INFO] [stdout] | [INFO] [stdout] 113 | Err(..) => Err(StackError::IntegerToValueCoercionError { [INFO] [stdout] | ^^^^^^^ matches no values because `std::result::Result` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 149 | number_value_trait!(i64, I64); [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `number_value_trait` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/reflection/primitive.rs:128:25 [INFO] [stdout] | [INFO] [stdout] 128 | Err(..) => Err(StackError::ValueToIntegerCoercionError { [INFO] [stdout] | ^^^^^^^ matches no values because `std::result::Result` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 149 | number_value_trait!(i64, I64); [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `number_value_trait` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/reflection/primitive.rs:128:25 [INFO] [stdout] | [INFO] [stdout] 128 | Err(..) => Err(StackError::ValueToIntegerCoercionError { [INFO] [stdout] | ^^^^^^^ matches no values because `std::result::Result` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 150 | number_value_trait!(i128, I128); [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `number_value_trait` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/any.rs:44:13 [INFO] [stdout] | [INFO] [stdout] 44 | Box::from_raw(this as *mut () as *mut T); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 44 | let _ = Box::from_raw(this as *mut () as *mut T); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/reflection/primitive.rs:113:21 [INFO] [stdout] | [INFO] [stdout] 113 | Err(..) => Err(StackError::IntegerToValueCoercionError { [INFO] [stdout] | ^^^^^^^ matches no values because `std::result::Result` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 142 | number_value_trait!(u8, U8); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] = note: this warning originates in the macro `number_value_trait` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/reflection/primitive.rs:113:21 [INFO] [stdout] | [INFO] [stdout] 113 | Err(..) => Err(StackError::IntegerToValueCoercionError { [INFO] [stdout] | ^^^^^^^ matches no values because `std::result::Result` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 143 | number_value_trait!(u32, U32); [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `number_value_trait` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/reflection/primitive.rs:113:21 [INFO] [stdout] | [INFO] [stdout] 113 | Err(..) => Err(StackError::IntegerToValueCoercionError { [INFO] [stdout] | ^^^^^^^ matches no values because `std::result::Result` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 147 | number_value_trait!(i8, I8); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `number_value_trait` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/reflection/primitive.rs:113:21 [INFO] [stdout] | [INFO] [stdout] 113 | Err(..) => Err(StackError::IntegerToValueCoercionError { [INFO] [stdout] | ^^^^^^^ matches no values because `std::result::Result` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 148 | number_value_trait!(i32, I32); [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `number_value_trait` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/reflection/primitive.rs:113:21 [INFO] [stdout] | [INFO] [stdout] 113 | Err(..) => Err(StackError::IntegerToValueCoercionError { [INFO] [stdout] | ^^^^^^^ matches no values because `std::result::Result` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 149 | number_value_trait!(i64, I64); [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `number_value_trait` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/reflection/primitive.rs:128:25 [INFO] [stdout] | [INFO] [stdout] 128 | Err(..) => Err(StackError::ValueToIntegerCoercionError { [INFO] [stdout] | ^^^^^^^ matches no values because `std::result::Result` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 149 | number_value_trait!(i64, I64); [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `number_value_trait` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/reflection/primitive.rs:128:25 [INFO] [stdout] | [INFO] [stdout] 128 | Err(..) => Err(StackError::ValueToIntegerCoercionError { [INFO] [stdout] | ^^^^^^^ matches no values because `std::result::Result` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 150 | number_value_trait!(i128, I128); [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `number_value_trait` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/any.rs:44:13 [INFO] [stdout] | [INFO] [stdout] 44 | Box::from_raw(this as *mut () as *mut T); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 44 | let _ = Box::from_raw(this as *mut () as *mut T); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.50s [INFO] running `Command { std: "docker" "inspect" "c23c12f9c877e52f3e8684b894f9ba899d16b996d5077b06f24f01f47e2739d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c23c12f9c877e52f3e8684b894f9ba899d16b996d5077b06f24f01f47e2739d3", kill_on_drop: false }` [INFO] [stdout] c23c12f9c877e52f3e8684b894f9ba899d16b996d5077b06f24f01f47e2739d3