[INFO] fetching crate cursed 0.0.1... [INFO] checking cursed-0.0.1 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526 [INFO] extracting crate cursed 0.0.1 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate cursed 0.0.1 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate cursed 0.0.1 [INFO] finished tweaking crates.io crate cursed 0.0.1 [INFO] tweaked toml for crates.io crate cursed 0.0.1 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1d986c80fa72579962c8d3786b2ff3159d7b45e6e3b2283f67b61cafb58a708e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1d986c80fa72579962c8d3786b2ff3159d7b45e6e3b2283f67b61cafb58a708e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1d986c80fa72579962c8d3786b2ff3159d7b45e6e3b2283f67b61cafb58a708e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d986c80fa72579962c8d3786b2ff3159d7b45e6e3b2283f67b61cafb58a708e", kill_on_drop: false }` [INFO] [stdout] 1d986c80fa72579962c8d3786b2ff3159d7b45e6e3b2283f67b61cafb58a708e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d344460c9bcceebb9ad2c6b63807fafabe06c19b5c19750edde77cab5b71fdc [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8d344460c9bcceebb9ad2c6b63807fafabe06c19b5c19750edde77cab5b71fdc", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking cursed v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `exception` [INFO] [stdout] --> src/vec.rs:285:69 [INFO] [stdout] | [INFO] [stdout] 285 | pub extern "C" fn vec_free(handle: *mut RawVec, ty: TypeId, exception: *mut Exception) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_exception` [INFO] [stdout] ... [INFO] [stdout] 322 | / vec_constructor! { [INFO] [stdout] 323 | | TYPE_STRING => String, [INFO] [stdout] 324 | | TYPE_U64 => u64 [INFO] [stdout] 325 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `exception` [INFO] [stdout] --> src/vec.rs:285:69 [INFO] [stdout] | [INFO] [stdout] 285 | pub extern "C" fn vec_free(handle: *mut RawVec, ty: TypeId, exception: *mut Exception) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_exception` [INFO] [stdout] ... [INFO] [stdout] 322 | / vec_constructor! { [INFO] [stdout] 323 | | TYPE_STRING => String, [INFO] [stdout] 324 | | TYPE_U64 => u64 [INFO] [stdout] 325 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `TypeId`, which is not FFI-safe [INFO] [stdout] --> src/vec.rs:275:39 [INFO] [stdout] | [INFO] [stdout] 275 | pub extern "C" fn vec_new(ty: TypeId) -> $crate::nullable::Nullable { [INFO] [stdout] | ^^^^^^ not FFI-safe [INFO] [stdout] ... [INFO] [stdout] 322 | / vec_constructor! { [INFO] [stdout] 323 | | TYPE_STRING => String, [INFO] [stdout] 324 | | TYPE_U64 => u64 [INFO] [stdout] 325 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `TypeId`, which is not FFI-safe [INFO] [stdout] --> src/vec.rs:285:61 [INFO] [stdout] | [INFO] [stdout] 285 | pub extern "C" fn vec_free(handle: *mut RawVec, ty: TypeId, exception: *mut Exception) { [INFO] [stdout] | ^^^^^^ not FFI-safe [INFO] [stdout] ... [INFO] [stdout] 322 | / vec_constructor! { [INFO] [stdout] 323 | | TYPE_STRING => String, [INFO] [stdout] 324 | | TYPE_U64 => u64 [INFO] [stdout] 325 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `TypeId`, which is not FFI-safe [INFO] [stdout] --> src/vec.rs:299:68 [INFO] [stdout] | [INFO] [stdout] 299 | pub extern "C" fn vec_debug_print(handle: *mut RawVec, ty: TypeId) { [INFO] [stdout] | ^^^^^^ not FFI-safe [INFO] [stdout] ... [INFO] [stdout] 322 | / vec_constructor! { [INFO] [stdout] 323 | | TYPE_STRING => String, [INFO] [stdout] 324 | | TYPE_U64 => u64 [INFO] [stdout] 325 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `field1` [INFO] [stdout] --> src/nullable.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | field1: u64, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `field2` [INFO] [stdout] --> src/nullable.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | field2: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `TypeId`, which is not FFI-safe [INFO] [stdout] --> src/vec.rs:275:39 [INFO] [stdout] | [INFO] [stdout] 275 | pub extern "C" fn vec_new(ty: TypeId) -> $crate::nullable::Nullable { [INFO] [stdout] | ^^^^^^ not FFI-safe [INFO] [stdout] ... [INFO] [stdout] 322 | / vec_constructor! { [INFO] [stdout] 323 | | TYPE_STRING => String, [INFO] [stdout] 324 | | TYPE_U64 => u64 [INFO] [stdout] 325 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `TypeId`, which is not FFI-safe [INFO] [stdout] --> src/vec.rs:285:61 [INFO] [stdout] | [INFO] [stdout] 285 | pub extern "C" fn vec_free(handle: *mut RawVec, ty: TypeId, exception: *mut Exception) { [INFO] [stdout] | ^^^^^^ not FFI-safe [INFO] [stdout] ... [INFO] [stdout] 322 | / vec_constructor! { [INFO] [stdout] 323 | | TYPE_STRING => String, [INFO] [stdout] 324 | | TYPE_U64 => u64 [INFO] [stdout] 325 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `TypeId`, which is not FFI-safe [INFO] [stdout] --> src/vec.rs:299:68 [INFO] [stdout] | [INFO] [stdout] 299 | pub extern "C" fn vec_debug_print(handle: *mut RawVec, ty: TypeId) { [INFO] [stdout] | ^^^^^^ not FFI-safe [INFO] [stdout] ... [INFO] [stdout] 322 | / vec_constructor! { [INFO] [stdout] 323 | | TYPE_STRING => String, [INFO] [stdout] 324 | | TYPE_U64 => u64 [INFO] [stdout] 325 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.49s [INFO] running `Command { std: "docker" "inspect" "8d344460c9bcceebb9ad2c6b63807fafabe06c19b5c19750edde77cab5b71fdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d344460c9bcceebb9ad2c6b63807fafabe06c19b5c19750edde77cab5b71fdc", kill_on_drop: false }` [INFO] [stdout] 8d344460c9bcceebb9ad2c6b63807fafabe06c19b5c19750edde77cab5b71fdc