[INFO] fetching crate bcc 0.0.31... [INFO] checking bcc-0.0.31 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] extracting crate bcc 0.0.31 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate bcc 0.0.31 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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-6/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bcc-sys v0.18.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b6d32f784a462abe29b4b1e0f78c1c0a2a5a421108c529b83008057c1cf896f7 [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" "b6d32f784a462abe29b4b1e0f78c1c0a2a5a421108c529b83008057c1cf896f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b6d32f784a462abe29b4b1e0f78c1c0a2a5a421108c529b83008057c1cf896f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6d32f784a462abe29b4b1e0f78c1c0a2a5a421108c529b83008057c1cf896f7", kill_on_drop: false }` [INFO] [stdout] b6d32f784a462abe29b4b1e0f78c1c0a2a5a421108c529b83008057c1cf896f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] afa71ac549e009f47b6a7e4189bf84c35db1c2c10fe29d44cbd19361679e1f07 [INFO] running `Command { std: "docker" "start" "-a" "afa71ac549e009f47b6a7e4189bf84c35db1c2c10fe29d44cbd19361679e1f07", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling syn v1.0.50 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling bcc-sys 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 ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking nix v0.18.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Checking ctrlc v3.1.7 [INFO] [stderr] Checking thiserror v1.0.22 [INFO] [stderr] Checking bcc v0.0.31 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `cpu` [INFO] [stdout] --> src/perf_event/perf_event_array.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | cpu: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cpu` [INFO] [stdout] --> src/perf_event/perf_event_array.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | cpu: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning 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 15.49s [INFO] running `Command { std: "docker" "inspect" "afa71ac549e009f47b6a7e4189bf84c35db1c2c10fe29d44cbd19361679e1f07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afa71ac549e009f47b6a7e4189bf84c35db1c2c10fe29d44cbd19361679e1f07", kill_on_drop: false }` [INFO] [stdout] afa71ac549e009f47b6a7e4189bf84c35db1c2c10fe29d44cbd19361679e1f07