[INFO] fetching crate bcc 0.0.31... [INFO] checking bcc-0.0.31 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] extracting crate bcc 0.0.31 into /workspace/builds/worker-76/source [INFO] validating manifest of crates.io crate bcc 0.0.31 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bcc 0.0.31 [INFO] finished tweaking crates.io crate bcc 0.0.31 [INFO] tweaked toml for crates.io crate bcc 0.0.31 written to /workspace/builds/worker-76/source/Cargo.toml [INFO] crate crates.io crate bcc 0.0.31 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1c7c797148418400aa2a928e5d4e255d31bb77c11e48b49ff6197fbb30723e06 [INFO] running `Command { std: "docker" "start" "-a" "1c7c797148418400aa2a928e5d4e255d31bb77c11e48b49ff6197fbb30723e06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1c7c797148418400aa2a928e5d4e255d31bb77c11e48b49ff6197fbb30723e06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c7c797148418400aa2a928e5d4e255d31bb77c11e48b49ff6197fbb30723e06", kill_on_drop: false }` [INFO] [stdout] 1c7c797148418400aa2a928e5d4e255d31bb77c11e48b49ff6197fbb30723e06 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3c44b9f018aa6e5832ce3858fb0b796799e0621ef53f02b29484c880ab21b32 [INFO] running `Command { std: "docker" "start" "-a" "a3c44b9f018aa6e5832ce3858fb0b796799e0621ef53f02b29484c880ab21b32", 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] Compiling libc v0.2.80 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.50 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling bcc-sys v0.18.0 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Checking thiserror v1.0.22 [INFO] [stderr] Checking ctrlc v3.1.7 [INFO] [stderr] Checking bcc v0.0.31 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `code_fd` [INFO] [stdout] --> src/core/kprobe/v0_9_0.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | code_fd: File, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `code_fd` [INFO] [stdout] --> src/core/perf_event/v0_4_0.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | code_fd: File, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `code_fd` [INFO] [stdout] --> src/core/raw_tracepoint/v0_6_0.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | code_fd: File, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `p` [INFO] [stdout] --> src/core/raw_tracepoint/v0_6_0.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | p: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `code_fd` [INFO] [stdout] --> src/core/tracepoint/v0_6_0.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | code_fd: File, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `p` [INFO] [stdout] --> src/core/tracepoint/v0_6_0.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | p: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `code_fd` [INFO] [stdout] --> src/core/uprobe/v0_17_0.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | code_fd: File, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cflags` [INFO] [stdout] --> src/core/mod.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | cflags: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `code_fd` [INFO] [stdout] --> src/core/kprobe/v0_9_0.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | code_fd: File, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `code_fd` [INFO] [stdout] --> src/core/perf_event/v0_4_0.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | code_fd: File, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `code_fd` [INFO] [stdout] --> src/core/raw_tracepoint/v0_6_0.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | code_fd: File, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `p` [INFO] [stdout] --> src/core/raw_tracepoint/v0_6_0.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | p: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `code_fd` [INFO] [stdout] --> src/core/tracepoint/v0_6_0.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | code_fd: File, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `p` [INFO] [stdout] --> src/core/tracepoint/v0_6_0.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | p: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `code_fd` [INFO] [stdout] --> src/core/uprobe/v0_17_0.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | code_fd: File, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cflags` [INFO] [stdout] --> src/core/mod.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | cflags: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SoftwareEvent` [INFO] [stdout] --> examples/memory.rs:5:30 [INFO] [stdout] | [INFO] [stdout] 5 | use bcc::perf_event::{Event, SoftwareEvent}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `PerfEvent` [INFO] [stdout] --> examples/memory.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use bcc::{PerfEvent, PerfEventArray, BPF}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `DEFAULT_SAMPLE_FREQ` [INFO] [stdout] --> examples/memory.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | const DEFAULT_SAMPLE_FREQ: u64 = 99; // Hertz [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.27s [INFO] running `Command { std: "docker" "inspect" "a3c44b9f018aa6e5832ce3858fb0b796799e0621ef53f02b29484c880ab21b32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3c44b9f018aa6e5832ce3858fb0b796799e0621ef53f02b29484c880ab21b32", kill_on_drop: false }` [INFO] [stdout] a3c44b9f018aa6e5832ce3858fb0b796799e0621ef53f02b29484c880ab21b32