[INFO] fetching crate perfcnt 0.4.2... [INFO] extracting crate perfcnt 0.4.2 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/perfcnt/0.4.2 [INFO] extracting crate perfcnt 0.4.2 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/perfcnt/0.4.2 [INFO] validating manifest of perfcnt-0.4.2 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of perfcnt-0.4.2 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing perfcnt-0.4.2 [INFO] finished frobbing perfcnt-0.4.2 [INFO] frobbed toml for perfcnt-0.4.2 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/perfcnt/0.4.2/Cargo.toml [INFO] started frobbing perfcnt-0.4.2 [INFO] finished frobbing perfcnt-0.4.2 [INFO] frobbed toml for perfcnt-0.4.2 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/perfcnt/0.4.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded x86 v0.15.1 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] checking perfcnt-0.4.2 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-6/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/perfcnt/0.4.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 43c8d5193762aab3e55eef15d371fcb1c7306ac8128bbd10332b7e1d3565a0f2 [INFO] running `"docker" "start" "-a" "43c8d5193762aab3e55eef15d371fcb1c7306ac8128bbd10332b7e1d3565a0f2"` [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling raw-cpuid v6.1.0 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Checking mmap v0.1.1 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling serde v0.6.15 [INFO] [stderr] Compiling serde_json v0.6.1 [INFO] [stderr] Compiling x86 v0.15.1 [INFO] [stderr] Checking perfcnt v0.4.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/linux/parser.rs:365:1 [INFO] [stderr] | [INFO] [stderr] 365 | /// Parse a perf file section. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 366 | / named!(pub parse_file_section<&[u8], PerfFileSection>, [INFO] [stderr] 367 | | chain!( [INFO] [stderr] 368 | | offset: le_u64 ~ [INFO] [stderr] 369 | | size: le_u64, [INFO] [stderr] 370 | | || PerfFileSection { offset: offset, size: size } [INFO] [stderr] 371 | | ) [INFO] [stderr] 372 | | ); [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/linux/parser.rs:374:1 [INFO] [stderr] | [INFO] [stderr] 374 | /// Parse a perf string. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 375 | / named!(pub parse_perf_string<&[u8], String>, [INFO] [stderr] 376 | | chain!( [INFO] [stderr] 377 | | length: le_u32 ~ [INFO] [stderr] 378 | | bytes: take!(length as usize), [INFO] [stderr] ... | [INFO] [stderr] 384 | | ) [INFO] [stderr] 385 | | ); [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/linux/parser.rs:387:1 [INFO] [stderr] | [INFO] [stderr] 387 | /// Parse a perf string list. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 388 | / named!(pub parse_perf_string_list<&[u8], Vec >, [INFO] [stderr] 389 | | chain!( [INFO] [stderr] 390 | | nr: le_u32 ~ [INFO] [stderr] 391 | | strings: count!(parse_perf_string, nr as usize), [INFO] [stderr] 392 | | || strings [INFO] [stderr] 393 | | ) [INFO] [stderr] 394 | | ); [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/linux/parser.rs:501:1 [INFO] [stderr] | [INFO] [stderr] 501 | /// Parse a perf header [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 502 | / named!(pub parse_header<&[u8], PerfFileHeader>, [INFO] [stderr] 503 | | chain!( [INFO] [stderr] 504 | | tag!("PERFILE2") ~ [INFO] [stderr] 505 | | size: le_u64 ~ [INFO] [stderr] ... | [INFO] [stderr] 556 | | ) [INFO] [stderr] 557 | | ); [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/linux/parser.rs:559:1 [INFO] [stderr] | [INFO] [stderr] 559 | /// Parse a perf header [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 560 | / named!(pub parse_event_attr<&[u8], EventAttr>, [INFO] [stderr] 561 | | chain!( [INFO] [stderr] 562 | | attr_type: le_u32 ~ [INFO] [stderr] 563 | | size: le_u32 ~ [INFO] [stderr] ... | [INFO] [stderr] 599 | | } [INFO] [stderr] 600 | | )); [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/linux/parser.rs:365:1 [INFO] [stderr] | [INFO] [stderr] 365 | /// Parse a perf file section. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 366 | / named!(pub parse_file_section<&[u8], PerfFileSection>, [INFO] [stderr] 367 | | chain!( [INFO] [stderr] 368 | | offset: le_u64 ~ [INFO] [stderr] 369 | | size: le_u64, [INFO] [stderr] 370 | | || PerfFileSection { offset: offset, size: size } [INFO] [stderr] 371 | | ) [INFO] [stderr] 372 | | ); [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/linux/parser.rs:374:1 [INFO] [stderr] | [INFO] [stderr] 374 | /// Parse a perf string. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 375 | / named!(pub parse_perf_string<&[u8], String>, [INFO] [stderr] 376 | | chain!( [INFO] [stderr] 377 | | length: le_u32 ~ [INFO] [stderr] 378 | | bytes: take!(length as usize), [INFO] [stderr] ... | [INFO] [stderr] 384 | | ) [INFO] [stderr] 385 | | ); [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/linux/parser.rs:387:1 [INFO] [stderr] | [INFO] [stderr] 387 | /// Parse a perf string list. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 388 | / named!(pub parse_perf_string_list<&[u8], Vec >, [INFO] [stderr] 389 | | chain!( [INFO] [stderr] 390 | | nr: le_u32 ~ [INFO] [stderr] 391 | | strings: count!(parse_perf_string, nr as usize), [INFO] [stderr] 392 | | || strings [INFO] [stderr] 393 | | ) [INFO] [stderr] 394 | | ); [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/linux/parser.rs:501:1 [INFO] [stderr] | [INFO] [stderr] 501 | /// Parse a perf header [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 502 | / named!(pub parse_header<&[u8], PerfFileHeader>, [INFO] [stderr] 503 | | chain!( [INFO] [stderr] 504 | | tag!("PERFILE2") ~ [INFO] [stderr] 505 | | size: le_u64 ~ [INFO] [stderr] ... | [INFO] [stderr] 556 | | ) [INFO] [stderr] 557 | | ); [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/linux/parser.rs:559:1 [INFO] [stderr] | [INFO] [stderr] 559 | /// Parse a perf header [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 560 | / named!(pub parse_event_attr<&[u8], EventAttr>, [INFO] [stderr] 561 | | chain!( [INFO] [stderr] 562 | | attr_type: le_u32 ~ [INFO] [stderr] 563 | | size: le_u32 ~ [INFO] [stderr] ... | [INFO] [stderr] 599 | | } [INFO] [stderr] 600 | | )); [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: field is never used: `attributes` [INFO] [stderr] --> src/linux/mod.rs:717:5 [INFO] [stderr] | [INFO] [stderr] 717 | attributes: perf_format::EventAttr, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `pc` [INFO] [stderr] --> src/linux/mod.rs:765:5 [INFO] [stderr] | [INFO] [stderr] 765 | pc: PerfCounter, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `attributes` [INFO] [stderr] --> src/linux/mod.rs:717:5 [INFO] [stderr] | [INFO] [stderr] 717 | attributes: perf_format::EventAttr, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `pc` [INFO] [stderr] --> src/linux/mod.rs:765:5 [INFO] [stderr] | [INFO] [stderr] 765 | pc: PerfCounter, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.31s [INFO] running `"docker" "inspect" "43c8d5193762aab3e55eef15d371fcb1c7306ac8128bbd10332b7e1d3565a0f2"` [INFO] running `"docker" "rm" "-f" "43c8d5193762aab3e55eef15d371fcb1c7306ac8128bbd10332b7e1d3565a0f2"` [INFO] [stdout] 43c8d5193762aab3e55eef15d371fcb1c7306ac8128bbd10332b7e1d3565a0f2