[INFO] fetching crate reffers 0.5.1... [INFO] checking reffers-0.5.1 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] extracting crate reffers 0.5.1 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate reffers 0.5.1 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate reffers 0.5.1 [INFO] finished tweaking crates.io crate reffers 0.5.1 [INFO] tweaked toml for crates.io crate reffers 0.5.1 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 8a59fa355e1457d0ce33d26ffcb31f8ff8e845d0e759c9feabef27d990e66aec [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "8a59fa355e1457d0ce33d26ffcb31f8ff8e845d0e759c9feabef27d990e66aec"` [INFO] [stderr] Checking reffers v0.5.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/rc_bitmask.rs:176:1 [INFO] [stderr] | [INFO] [stderr] 176 | / /// Using u8 will allow for a maximum of four Ref, four Strong and four Weak. [INFO] [stderr] 177 | | /// [INFO] [stderr] 178 | | /// That's not much, maybe you want to implement your own wrapper type instead. [INFO] [stderr] | |________________________________________________________________________________^ [INFO] [stderr] 179 | rc_bit_mask_internal!(primitive, u8, 2, 2, 2); [INFO] [stderr] | ---------------------------------------------- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/rc_bitmask.rs:181:1 [INFO] [stderr] | [INFO] [stderr] 181 | /// Using u16 will allow for a maximum of 32 Ref, 16 Strong and 32 Weak. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 182 | rc_bit_mask_internal!(primitive, u16, 5, 4, 5); [INFO] [stderr] | ----------------------------------------------- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/rc_bitmask.rs:184:1 [INFO] [stderr] | [INFO] [stderr] 184 | /// Using u32 will allow for a maximum of 1024 Ref, 1024 Strong and 1024 Weak. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 185 | rc_bit_mask_internal!(primitive, u32, 10, 10, 10); [INFO] [stderr] | -------------------------------------------------- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/rc_bitmask.rs:187:1 [INFO] [stderr] | [INFO] [stderr] 187 | /// Usize defaults to same as u32. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 188 | rc_bit_mask_internal!(primitive, usize, 10, 10, 10); [INFO] [stderr] | ---------------------------------------------------- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/rc_bitmask.rs:190:1 [INFO] [stderr] | [INFO] [stderr] 190 | /// Using u64 will allow for a maximum of 2097152 Ref, 1048576 Strong and 2097152 Weak. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 191 | rc_bit_mask_internal!(primitive, u64, 21, 20, 21); [INFO] [stderr] | -------------------------------------------------- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/rc_bitmask.rs:193:1 [INFO] [stderr] | [INFO] [stderr] 193 | /// Using u128 will give you 42 bits of Ref, Strong and Weak. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 194 | rc_bit_mask_internal!(primitive, u128, 42, 42, 42); [INFO] [stderr] | --------------------------------------------------- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/rc_bitmask.rs:176:1 [INFO] [stderr] | [INFO] [stderr] 176 | / /// Using u8 will allow for a maximum of four Ref, four Strong and four Weak. [INFO] [stderr] 177 | | /// [INFO] [stderr] 178 | | /// That's not much, maybe you want to implement your own wrapper type instead. [INFO] [stderr] | |________________________________________________________________________________^ [INFO] [stderr] 179 | rc_bit_mask_internal!(primitive, u8, 2, 2, 2); [INFO] [stderr] | ---------------------------------------------- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/rc_bitmask.rs:181:1 [INFO] [stderr] | [INFO] [stderr] 181 | /// Using u16 will allow for a maximum of 32 Ref, 16 Strong and 32 Weak. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 182 | rc_bit_mask_internal!(primitive, u16, 5, 4, 5); [INFO] [stderr] | ----------------------------------------------- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/rc_bitmask.rs:184:1 [INFO] [stderr] | [INFO] [stderr] 184 | /// Using u32 will allow for a maximum of 1024 Ref, 1024 Strong and 1024 Weak. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 185 | rc_bit_mask_internal!(primitive, u32, 10, 10, 10); [INFO] [stderr] | -------------------------------------------------- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/rc_bitmask.rs:187:1 [INFO] [stderr] | [INFO] [stderr] 187 | /// Usize defaults to same as u32. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 188 | rc_bit_mask_internal!(primitive, usize, 10, 10, 10); [INFO] [stderr] | ---------------------------------------------------- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/rc_bitmask.rs:190:1 [INFO] [stderr] | [INFO] [stderr] 190 | /// Using u64 will allow for a maximum of 2097152 Ref, 1048576 Strong and 2097152 Weak. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 191 | rc_bit_mask_internal!(primitive, u64, 21, 20, 21); [INFO] [stderr] | -------------------------------------------------- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/rc_bitmask.rs:193:1 [INFO] [stderr] | [INFO] [stderr] 193 | /// Using u128 will give you 42 bits of Ref, Strong and Weak. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 194 | rc_bit_mask_internal!(primitive, u128, 42, 42, 42); [INFO] [stderr] | --------------------------------------------------- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/aref.rs:485:27 [INFO] [stderr] | [INFO] [stderr] 485 | let v: *const V = try!(f(&self)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/rc.rs:199:9 [INFO] [stderr] | [INFO] [stderr] 199 | try!(m.inc(BM_REF)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/rc.rs:412:13 [INFO] [stderr] | [INFO] [stderr] 412 | try!(self.inc(BM_STRONG)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/rc.rs:420:9 [INFO] [stderr] | [INFO] [stderr] 420 | try!(self.inc(BM_WEAK)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/rc.rs:464:13 [INFO] [stderr] | [INFO] [stderr] 464 | try!(self.inc(BM_REF)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/rc.rs:476:9 [INFO] [stderr] | [INFO] [stderr] 476 | try!(m.inc(idx)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/rmba.rs:253:21 [INFO] [stderr] | [INFO] [stderr] 253 | let z: SlowRMBA = SlowRMBA::Box(Box::new(9u8)); [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Dummy` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/rmba.rs:254:17 [INFO] [stderr] | [INFO] [stderr] 254 | let r: RMBA = (Box::new(9i32) as Box).into(); [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Dummy` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/rmba.rs:254:49 [INFO] [stderr] | [INFO] [stderr] 254 | let r: RMBA = (Box::new(9i32) as Box).into(); [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Dummy` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/rmba.rs:255:17 [INFO] [stderr] | [INFO] [stderr] 255 | let a: RMBA = (Arc::new(17i32) as Arc).into(); [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Dummy` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/rmba.rs:255:50 [INFO] [stderr] | [INFO] [stderr] 255 | let a: RMBA = (Arc::new(17i32) as Arc).into(); [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Dummy` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/rc.rs:130:35 [INFO] [stderr] | [INFO] [stderr] 130 | write!(f, "{}", (self as &error::Error).description()) [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: the item `Default` is imported redundantly [INFO] [stderr] --> src/rc.rs:163:13 [INFO] [stderr] | [INFO] [stderr] 163 | use std::default::Default; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/aref.rs:485:27 [INFO] [stderr] | [INFO] [stderr] 485 | let v: *const V = try!(f(&self)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/rc.rs:199:9 [INFO] [stderr] | [INFO] [stderr] 199 | try!(m.inc(BM_REF)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/rc.rs:412:13 [INFO] [stderr] | [INFO] [stderr] 412 | try!(self.inc(BM_STRONG)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/rc.rs:420:9 [INFO] [stderr] | [INFO] [stderr] 420 | try!(self.inc(BM_WEAK)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/rc.rs:464:13 [INFO] [stderr] | [INFO] [stderr] 464 | try!(self.inc(BM_REF)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/rc.rs:476:9 [INFO] [stderr] | [INFO] [stderr] 476 | try!(m.inc(idx)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/rc.rs:130:35 [INFO] [stderr] | [INFO] [stderr] 130 | write!(f, "{}", (self as &error::Error).description()) [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `Default` is imported redundantly [INFO] [stderr] --> src/rc.rs:163:13 [INFO] [stderr] | [INFO] [stderr] 163 | use std::default::Default; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/aref.rs:437:40 [INFO] [stderr] | [INFO] [stderr] 437 | let mut storage: ARefStorage = mem::uninitialized(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/aref.rs:437:40 [INFO] [stderr] | [INFO] [stderr] 437 | let mut storage: ARefStorage = mem::uninitialized(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `SlowRMBA` [INFO] [stderr] --> benches/bench.rs:21:17 [INFO] [stderr] | [INFO] [stderr] 21 | let q = SlowRMBA::Arc(z); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `SlowRMBA` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0433`. [INFO] [stderr] error: could not compile `reffers`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "8a59fa355e1457d0ce33d26ffcb31f8ff8e845d0e759c9feabef27d990e66aec"` [INFO] running `"docker" "rm" "-f" "8a59fa355e1457d0ce33d26ffcb31f8ff8e845d0e759c9feabef27d990e66aec"` [INFO] [stdout] 8a59fa355e1457d0ce33d26ffcb31f8ff8e845d0e759c9feabef27d990e66aec