[INFO] fetching crate perfcnt 0.7.1...
[INFO] checking perfcnt-0.7.1 against try#c05ee43175e02d208faed1fcc0f436c56e48bba6 for pr-92413
[INFO] extracting crate perfcnt 0.7.1 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate perfcnt 0.7.1 on toolchain c05ee43175e02d208faed1fcc0f436c56e48bba6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c05ee43175e02d208faed1fcc0f436c56e48bba6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-72/source/rust-toolchain
[INFO] started tweaking crates.io crate perfcnt 0.7.1
[INFO] finished tweaking crates.io crate perfcnt 0.7.1
[INFO] tweaked toml for crates.io crate perfcnt 0.7.1 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] crate crates.io crate perfcnt 0.7.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c05ee43175e02d208faed1fcc0f436c56e48bba6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded raw-cpuid v9.0.0
[INFO] [stderr]   Downloaded mmap v0.1.1
[INFO] [stderr]   Downloaded x86 v0.37.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+c05ee43175e02d208faed1fcc0f436c56e48bba6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ac42a4bfe81f500e170ebbe508dfc5c3b55eb39d349bd12ebf302ae7ccecf84
[INFO] running `Command { std: "docker" "start" "-a" "9ac42a4bfe81f500e170ebbe508dfc5c3b55eb39d349bd12ebf302ae7ccecf84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ac42a4bfe81f500e170ebbe508dfc5c3b55eb39d349bd12ebf302ae7ccecf84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac42a4bfe81f500e170ebbe508dfc5c3b55eb39d349bd12ebf302ae7ccecf84", kill_on_drop: false }`
[INFO] [stdout] 9ac42a4bfe81f500e170ebbe508dfc5c3b55eb39d349bd12ebf302ae7ccecf84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+c05ee43175e02d208faed1fcc0f436c56e48bba6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47fca9b5f24594cf67d50b5cf93c0a4ed6caefcb003a600bb3459bb7bbf8a770
[INFO] running `Command { std: "docker" "start" "-a" "47fca9b5f24594cf67d50b5cf93c0a4ed6caefcb003a600bb3459bb7bbf8a770", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking raw-cpuid v9.0.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking mmap v0.1.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling x86 v0.37.0
[INFO] [stderr]     Checking perfcnt v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: lifetime parameter `'a` never used
[INFO] [stdout]    --> src/linux/mod.rs:767:6
[INFO] [stdout]     |
[INFO] [stdout] 767 | impl<'a> AbstractPerfCounter for PerfCounter {
[INFO] [stdout]     |     -^^- help: elide the unused lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(unused_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lifetime parameter `'a` never used
[INFO] [stdout]    --> src/linux/mod.rs:767:6
[INFO] [stdout]     |
[INFO] [stdout] 767 | impl<'a> AbstractPerfCounter for PerfCounter {
[INFO] [stdout]     |     -^^- help: elide the unused lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(unused_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]    --> src/linux/mod.rs:751:5
[INFO] [stdout]     |
[INFO] [stdout] 751 |     attributes: perf_format::EventAttr,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pc`
[INFO] [stdout]    --> src/linux/mod.rs:799:5
[INFO] [stdout]     |
[INFO] [stdout] 799 |     pc: PerfCounter,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `misc`
[INFO] [stdout]    --> src/linux/mod.rs:847:5
[INFO] [stdout]     |
[INFO] [stdout] 847 |     misc: u16,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]    --> src/linux/mod.rs:848:5
[INFO] [stdout]     |
[INFO] [stdout] 848 |     size: u16,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]    --> src/linux/mod.rs:908:5
[INFO] [stdout]     |
[INFO] [stdout] 908 |     header: EventHeader,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]    --> src/linux/mod.rs:910:5
[INFO] [stdout]     |
[INFO] [stdout] 910 |     id: u64,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lost`
[INFO] [stdout]    --> src/linux/mod.rs:912:5
[INFO] [stdout]     |
[INFO] [stdout] 912 |     lost: u64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]    --> src/linux/mod.rs:932:5
[INFO] [stdout]     |
[INFO] [stdout] 932 |     header: EventHeader,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pid`
[INFO] [stdout]    --> src/linux/mod.rs:933:5
[INFO] [stdout]     |
[INFO] [stdout] 933 |     pid: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tid`
[INFO] [stdout]    --> src/linux/mod.rs:934:5
[INFO] [stdout]     |
[INFO] [stdout] 934 |     tid: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `comm`
[INFO] [stdout]    --> src/linux/mod.rs:935:5
[INFO] [stdout]     |
[INFO] [stdout] 935 |     comm: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]    --> src/linux/mod.rs:963:5
[INFO] [stdout]     |
[INFO] [stdout] 963 |     header: EventHeader,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pid`
[INFO] [stdout]    --> src/linux/mod.rs:964:5
[INFO] [stdout]     |
[INFO] [stdout] 964 |     pid: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ppid`
[INFO] [stdout]    --> src/linux/mod.rs:965:5
[INFO] [stdout]     |
[INFO] [stdout] 965 |     ppid: u32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tid`
[INFO] [stdout]    --> src/linux/mod.rs:966:5
[INFO] [stdout]     |
[INFO] [stdout] 966 |     tid: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ptid`
[INFO] [stdout]    --> src/linux/mod.rs:967:5
[INFO] [stdout]     |
[INFO] [stdout] 967 |     ptid: u32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `time`
[INFO] [stdout]    --> src/linux/mod.rs:968:5
[INFO] [stdout]     |
[INFO] [stdout] 968 |     time: u64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]     --> src/linux/mod.rs:1020:5
[INFO] [stdout]      |
[INFO] [stdout] 1020 |     header: EventHeader,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pid`
[INFO] [stdout]     --> src/linux/mod.rs:1021:5
[INFO] [stdout]      |
[INFO] [stdout] 1021 |     pid: u32,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ppid`
[INFO] [stdout]     --> src/linux/mod.rs:1022:5
[INFO] [stdout]      |
[INFO] [stdout] 1022 |     ppid: u32,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tid`
[INFO] [stdout]     --> src/linux/mod.rs:1023:5
[INFO] [stdout]      |
[INFO] [stdout] 1023 |     tid: u32,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ptid`
[INFO] [stdout]     --> src/linux/mod.rs:1024:5
[INFO] [stdout]      |
[INFO] [stdout] 1024 |     ptid: u32,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `time`
[INFO] [stdout]     --> src/linux/mod.rs:1025:5
[INFO] [stdout]      |
[INFO] [stdout] 1025 |     time: u64,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `from`
[INFO] [stdout]     --> src/linux/mod.rs:1076:5
[INFO] [stdout]      |
[INFO] [stdout] 1076 |     pub from: u64,
[INFO] [stdout]      |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `to`
[INFO] [stdout]     --> src/linux/mod.rs:1077:5
[INFO] [stdout]      |
[INFO] [stdout] 1077 |     pub to: u64,
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flags`
[INFO] [stdout]     --> src/linux/mod.rs:1078:5
[INFO] [stdout]      |
[INFO] [stdout] 1078 |     flags: u64,
[INFO] [stdout]      |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]     --> src/linux/mod.rs:1084:5
[INFO] [stdout]      |
[INFO] [stdout] 1084 |     header: EventHeader,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ip`
[INFO] [stdout]     --> src/linux/mod.rs:1086:5
[INFO] [stdout]      |
[INFO] [stdout] 1086 |     ip: u64,
[INFO] [stdout]      |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pid`
[INFO] [stdout]     --> src/linux/mod.rs:1088:5
[INFO] [stdout]      |
[INFO] [stdout] 1088 |     pid: u32,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tid`
[INFO] [stdout]     --> src/linux/mod.rs:1090:5
[INFO] [stdout]      |
[INFO] [stdout] 1090 |     tid: u32,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `time`
[INFO] [stdout]     --> src/linux/mod.rs:1092:5
[INFO] [stdout]      |
[INFO] [stdout] 1092 |     time: u64,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `addr`
[INFO] [stdout]     --> src/linux/mod.rs:1094:5
[INFO] [stdout]      |
[INFO] [stdout] 1094 |     addr: u64,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]     --> src/linux/mod.rs:1096:5
[INFO] [stdout]      |
[INFO] [stdout] 1096 |     id: u64,
[INFO] [stdout]      |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stream_id`
[INFO] [stdout]     --> src/linux/mod.rs:1098:5
[INFO] [stdout]      |
[INFO] [stdout] 1098 |     stream_id: u64,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cpu`
[INFO] [stdout]     --> src/linux/mod.rs:1100:5
[INFO] [stdout]      |
[INFO] [stdout] 1100 |     cpu: u32,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `res`
[INFO] [stdout]     --> src/linux/mod.rs:1102:5
[INFO] [stdout]      |
[INFO] [stdout] 1102 |     res: u32,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `period`
[INFO] [stdout]     --> src/linux/mod.rs:1104:5
[INFO] [stdout]      |
[INFO] [stdout] 1104 |     period: u64,
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `v`
[INFO] [stdout]     --> src/linux/mod.rs:1109:5
[INFO] [stdout]      |
[INFO] [stdout] 1109 |     v: FileReadFormat,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ips`
[INFO] [stdout]     --> src/linux/mod.rs:1113:5
[INFO] [stdout]      |
[INFO] [stdout] 1113 |     ips: Vec<u64>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `raw_sample`
[INFO] [stdout]     --> src/linux/mod.rs:1117:5
[INFO] [stdout]      |
[INFO] [stdout] 1117 |     raw_sample: Vec<u8>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lbr`
[INFO] [stdout]     --> src/linux/mod.rs:1121:5
[INFO] [stdout]      |
[INFO] [stdout] 1121 |     lbr: Vec<BranchEntry>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `abi`
[INFO] [stdout]     --> src/linux/mod.rs:1124:5
[INFO] [stdout]      |
[INFO] [stdout] 1124 |     abi: u64,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `regs`
[INFO] [stdout]     --> src/linux/mod.rs:1128:5
[INFO] [stdout]      |
[INFO] [stdout] 1128 |     regs: Vec<u64>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `user_stack`
[INFO] [stdout]     --> src/linux/mod.rs:1132:5
[INFO] [stdout]      |
[INFO] [stdout] 1132 |     user_stack: Vec<u8>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `dyn_size`
[INFO] [stdout]     --> src/linux/mod.rs:1135:5
[INFO] [stdout]      |
[INFO] [stdout] 1135 |     dyn_size: u64,
[INFO] [stdout]      |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `weight`
[INFO] [stdout]     --> src/linux/mod.rs:1137:5
[INFO] [stdout]      |
[INFO] [stdout] 1137 |     weight: u64,
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data_str`
[INFO] [stdout]     --> src/linux/mod.rs:1139:5
[INFO] [stdout]      |
[INFO] [stdout] 1139 |     data_str: u64,
[INFO] [stdout]      |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `perfcnt` due to 2 previous errors; 47 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]    --> src/linux/mod.rs:751:5
[INFO] [stdout]     |
[INFO] [stdout] 751 |     attributes: perf_format::EventAttr,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pc`
[INFO] [stdout]    --> src/linux/mod.rs:799:5
[INFO] [stdout]     |
[INFO] [stdout] 799 |     pc: PerfCounter,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `misc`
[INFO] [stdout]    --> src/linux/mod.rs:847:5
[INFO] [stdout]     |
[INFO] [stdout] 847 |     misc: u16,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]    --> src/linux/mod.rs:848:5
[INFO] [stdout]     |
[INFO] [stdout] 848 |     size: u16,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]    --> src/linux/mod.rs:908:5
[INFO] [stdout]     |
[INFO] [stdout] 908 |     header: EventHeader,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]    --> src/linux/mod.rs:910:5
[INFO] [stdout]     |
[INFO] [stdout] 910 |     id: u64,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lost`
[INFO] [stdout]    --> src/linux/mod.rs:912:5
[INFO] [stdout]     |
[INFO] [stdout] 912 |     lost: u64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]    --> src/linux/mod.rs:932:5
[INFO] [stdout]     |
[INFO] [stdout] 932 |     header: EventHeader,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pid`
[INFO] [stdout]    --> src/linux/mod.rs:933:5
[INFO] [stdout]     |
[INFO] [stdout] 933 |     pid: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tid`
[INFO] [stdout]    --> src/linux/mod.rs:934:5
[INFO] [stdout]     |
[INFO] [stdout] 934 |     tid: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `comm`
[INFO] [stdout]    --> src/linux/mod.rs:935:5
[INFO] [stdout]     |
[INFO] [stdout] 935 |     comm: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]    --> src/linux/mod.rs:963:5
[INFO] [stdout]     |
[INFO] [stdout] 963 |     header: EventHeader,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pid`
[INFO] [stdout]    --> src/linux/mod.rs:964:5
[INFO] [stdout]     |
[INFO] [stdout] 964 |     pid: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ppid`
[INFO] [stdout]    --> src/linux/mod.rs:965:5
[INFO] [stdout]     |
[INFO] [stdout] 965 |     ppid: u32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tid`
[INFO] [stdout]    --> src/linux/mod.rs:966:5
[INFO] [stdout]     |
[INFO] [stdout] 966 |     tid: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ptid`
[INFO] [stdout]    --> src/linux/mod.rs:967:5
[INFO] [stdout]     |
[INFO] [stdout] 967 |     ptid: u32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `time`
[INFO] [stdout]    --> src/linux/mod.rs:968:5
[INFO] [stdout]     |
[INFO] [stdout] 968 |     time: u64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]     --> src/linux/mod.rs:1020:5
[INFO] [stdout]      |
[INFO] [stdout] 1020 |     header: EventHeader,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pid`
[INFO] [stdout]     --> src/linux/mod.rs:1021:5
[INFO] [stdout]      |
[INFO] [stdout] 1021 |     pid: u32,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ppid`
[INFO] [stdout]     --> src/linux/mod.rs:1022:5
[INFO] [stdout]      |
[INFO] [stdout] 1022 |     ppid: u32,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tid`
[INFO] [stdout]     --> src/linux/mod.rs:1023:5
[INFO] [stdout]      |
[INFO] [stdout] 1023 |     tid: u32,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ptid`
[INFO] [stdout]     --> src/linux/mod.rs:1024:5
[INFO] [stdout]      |
[INFO] [stdout] 1024 |     ptid: u32,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `time`
[INFO] [stdout]     --> src/linux/mod.rs:1025:5
[INFO] [stdout]      |
[INFO] [stdout] 1025 |     time: u64,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `from`
[INFO] [stdout]     --> src/linux/mod.rs:1076:5
[INFO] [stdout]      |
[INFO] [stdout] 1076 |     pub from: u64,
[INFO] [stdout]      |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `to`
[INFO] [stdout]     --> src/linux/mod.rs:1077:5
[INFO] [stdout]      |
[INFO] [stdout] 1077 |     pub to: u64,
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flags`
[INFO] [stdout]     --> src/linux/mod.rs:1078:5
[INFO] [stdout]      |
[INFO] [stdout] 1078 |     flags: u64,
[INFO] [stdout]      |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]     --> src/linux/mod.rs:1084:5
[INFO] [stdout]      |
[INFO] [stdout] 1084 |     header: EventHeader,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ip`
[INFO] [stdout]     --> src/linux/mod.rs:1086:5
[INFO] [stdout]      |
[INFO] [stdout] 1086 |     ip: u64,
[INFO] [stdout]      |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pid`
[INFO] [stdout]     --> src/linux/mod.rs:1088:5
[INFO] [stdout]      |
[INFO] [stdout] 1088 |     pid: u32,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tid`
[INFO] [stdout]     --> src/linux/mod.rs:1090:5
[INFO] [stdout]      |
[INFO] [stdout] 1090 |     tid: u32,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `time`
[INFO] [stdout]     --> src/linux/mod.rs:1092:5
[INFO] [stdout]      |
[INFO] [stdout] 1092 |     time: u64,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `addr`
[INFO] [stdout]     --> src/linux/mod.rs:1094:5
[INFO] [stdout]      |
[INFO] [stdout] 1094 |     addr: u64,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]     --> src/linux/mod.rs:1096:5
[INFO] [stdout]      |
[INFO] [stdout] 1096 |     id: u64,
[INFO] [stdout]      |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stream_id`
[INFO] [stdout]     --> src/linux/mod.rs:1098:5
[INFO] [stdout]      |
[INFO] [stdout] 1098 |     stream_id: u64,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cpu`
[INFO] [stdout]     --> src/linux/mod.rs:1100:5
[INFO] [stdout]      |
[INFO] [stdout] 1100 |     cpu: u32,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `res`
[INFO] [stdout]     --> src/linux/mod.rs:1102:5
[INFO] [stdout]      |
[INFO] [stdout] 1102 |     res: u32,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `period`
[INFO] [stdout]     --> src/linux/mod.rs:1104:5
[INFO] [stdout]      |
[INFO] [stdout] 1104 |     period: u64,
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `v`
[INFO] [stdout]     --> src/linux/mod.rs:1109:5
[INFO] [stdout]      |
[INFO] [stdout] 1109 |     v: FileReadFormat,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ips`
[INFO] [stdout]     --> src/linux/mod.rs:1113:5
[INFO] [stdout]      |
[INFO] [stdout] 1113 |     ips: Vec<u64>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `raw_sample`
[INFO] [stdout]     --> src/linux/mod.rs:1117:5
[INFO] [stdout]      |
[INFO] [stdout] 1117 |     raw_sample: Vec<u8>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lbr`
[INFO] [stdout]     --> src/linux/mod.rs:1121:5
[INFO] [stdout]      |
[INFO] [stdout] 1121 |     lbr: Vec<BranchEntry>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `abi`
[INFO] [stdout]     --> src/linux/mod.rs:1124:5
[INFO] [stdout]      |
[INFO] [stdout] 1124 |     abi: u64,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `regs`
[INFO] [stdout]     --> src/linux/mod.rs:1128:5
[INFO] [stdout]      |
[INFO] [stdout] 1128 |     regs: Vec<u64>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `user_stack`
[INFO] [stdout]     --> src/linux/mod.rs:1132:5
[INFO] [stdout]      |
[INFO] [stdout] 1132 |     user_stack: Vec<u8>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `dyn_size`
[INFO] [stdout]     --> src/linux/mod.rs:1135:5
[INFO] [stdout]      |
[INFO] [stdout] 1135 |     dyn_size: u64,
[INFO] [stdout]      |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `weight`
[INFO] [stdout]     --> src/linux/mod.rs:1137:5
[INFO] [stdout]      |
[INFO] [stdout] 1137 |     weight: u64,
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data_str`
[INFO] [stdout]     --> src/linux/mod.rs:1139:5
[INFO] [stdout]      |
[INFO] [stdout] 1139 |     data_str: u64,
[INFO] [stdout]      |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "47fca9b5f24594cf67d50b5cf93c0a4ed6caefcb003a600bb3459bb7bbf8a770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47fca9b5f24594cf67d50b5cf93c0a4ed6caefcb003a600bb3459bb7bbf8a770", kill_on_drop: false }`
[INFO] [stdout] 47fca9b5f24594cf67d50b5cf93c0a4ed6caefcb003a600bb3459bb7bbf8a770