[INFO] fetching crate bcc 0.0.34...
[INFO] testing bcc-0.0.34 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065
[INFO] extracting crate bcc 0.0.34 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate bcc 0.0.34
[INFO] finished tweaking crates.io crate bcc 0.0.34
[INFO] tweaked toml for crates.io crate bcc 0.0.34 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bcc 0.0.34 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bcc 0.0.34 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded deranged v0.3.9
[INFO] [stderr]   Downloaded ctrlc v3.4.1
[INFO] [stderr]   Downloaded serde_derive v1.0.189
[INFO] [stderr]   Downloaded serde v1.0.189
[INFO] [stderr]   Downloaded time v0.3.30
[INFO] [stderr]   Downloaded bcc-sys v0.23.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbb4a9b244ea518e83c0307393729adb0ef8bfaf1536f6922a50ac8269c93ede
[INFO] running `Command { std: "docker" "start" "-a" "cbb4a9b244ea518e83c0307393729adb0ef8bfaf1536f6922a50ac8269c93ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbb4a9b244ea518e83c0307393729adb0ef8bfaf1536f6922a50ac8269c93ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb4a9b244ea518e83c0307393729adb0ef8bfaf1536f6922a50ac8269c93ede", kill_on_drop: false }`
[INFO] [stdout] cbb4a9b244ea518e83c0307393729adb0ef8bfaf1536f6922a50ac8269c93ede
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85f0d9b40085f0ae228bfbf310e1930592cf666bf0498aed65421b7d179b35a2
[INFO] running `Command { std: "docker" "start" "-a" "85f0d9b40085f0ae228bfbf310e1930592cf666bf0498aed65421b7d179b35a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling bcc-sys v0.23.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling bcc v0.0.34 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `cflags` is never read
[INFO] [stdout]   --> src/core/mod.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub struct BPF {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 84 |     cflags: Vec<CString>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BPF` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `code_fd` is never read
[INFO] [stdout]   --> src/core/kprobe/v0_9_0.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Kprobe {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 15 |     code_fd: File,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Kprobe` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `code_fd` is never read
[INFO] [stdout]   --> src/core/perf_event/v0_4_0.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PerfEvent {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     code_fd: File,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PerfEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `code_fd` and `p` are never read
[INFO] [stdout]   --> src/core/raw_tracepoint/v0_6_0.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct RawTracepoint {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 12 |     name: CString,
[INFO] [stdout] 13 |     code_fd: File,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 14 |     p: i32,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RawTracepoint` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `code_fd` and `p` are never read
[INFO] [stdout]   --> src/core/tracepoint/v0_6_0.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Tracepoint {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     code_fd: File,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 16 |     p: i32,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tracepoint` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `code_fd` is never read
[INFO] [stdout]   --> src/core/uprobe/v0_17_0.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Uprobe {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 15 |     code_fd: File,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Uprobe` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `comm`, `pid`, `cpu`, `flags`, `timestamp`, and `msg` are never read
[INFO] [stdout]   --> src/utils/trace_print.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct PrintkItem {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout]  8 |     comm: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]  9 |     pid: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     cpu: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 11 |     flags: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 12 |     timestamp: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 13 |     msg: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PrintkItem` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.00s
[INFO] running `Command { std: "docker" "inspect" "85f0d9b40085f0ae228bfbf310e1930592cf666bf0498aed65421b7d179b35a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85f0d9b40085f0ae228bfbf310e1930592cf666bf0498aed65421b7d179b35a2", kill_on_drop: false }`
[INFO] [stdout] 85f0d9b40085f0ae228bfbf310e1930592cf666bf0498aed65421b7d179b35a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/2362bc1d1e5741f10895eb15731868743733a6d1a41e8c4cbb0c91ac95d1b8e5-init: no space left on device
