[INFO] cloning repository https://github.com/danobi/libbpf-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danobi/libbpf-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanobi%2Flibbpf-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanobi%2Flibbpf-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e32a0f35002ef8c0b9d3aaabd2e7fd5358a532d1 [INFO] checking danobi/libbpf-rs against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanobi%2Flibbpf-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/danobi/libbpf-rs on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/danobi/libbpf-rs [INFO] finished tweaking git repo https://github.com/danobi/libbpf-rs [INFO] tweaked toml for git repo https://github.com/danobi/libbpf-rs written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/danobi/libbpf-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e337dd2734db10e8288790085d2bc4593b362a689bb39543b8dd4a4848732976 [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" "e337dd2734db10e8288790085d2bc4593b362a689bb39543b8dd4a4848732976", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e337dd2734db10e8288790085d2bc4593b362a689bb39543b8dd4a4848732976", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e337dd2734db10e8288790085d2bc4593b362a689bb39543b8dd4a4848732976", kill_on_drop: false }` [INFO] [stdout] e337dd2734db10e8288790085d2bc4593b362a689bb39543b8dd4a4848732976 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f7dfad3ccd1f97c4ff6927626032ec298a0ca2af2862e7a4d3134c098c46149 [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" "7f7dfad3ccd1f97c4ff6927626032ec298a0ca2af2862e7a4d3134c098c46149", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Checking plain v0.2.3 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking semver v1.0.3 [INFO] [stderr] Checking semver-parser v0.10.2 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling libbpf-sys v0.4.0-2 [INFO] [stderr] Compiling vsprintf v2.0.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling memmap2 v0.3.0 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Checking nix v0.21.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking nix v0.17.0 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling thiserror-impl v1.0.25 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Compiling scroll_derive v0.10.5 [INFO] [stderr] Compiling strum_macros v0.21.1 [INFO] [stderr] Checking scroll v0.10.2 [INFO] [stderr] Checking goblin v0.2.3 [INFO] [stderr] Checking thiserror v1.0.25 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking cargo-platform v0.1.1 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking semver v0.11.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Checking cargo_metadata v0.12.3 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Compiling num_enum_derive v0.5.1 [INFO] [stderr] Checking num_enum v0.5.1 [INFO] [stderr] Compiling libbpf-cargo v0.8.0 (/opt/rustwide/workdir/libbpf-cargo) [INFO] [stderr] Checking libbpf-rs v0.11.2 (/opt/rustwide/workdir/libbpf-rs) [INFO] [stderr] Checking query v0.1.0 (/opt/rustwide/workdir/examples/query) [INFO] [stderr] Compiling runqslower v0.1.0 (/opt/rustwide/workdir/examples/runqslower) [INFO] [stderr] error: failed to run custom build command for `runqslower v0.1.0 (/opt/rustwide/workdir/examples/runqslower)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/runqslower-8a32c3098a6c8fce/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', examples/runqslower/build.rs:17:41 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x556cd5cf5a40 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x556cd5cf5a40 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x556cd5cf5a40 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x556cd5cf5a40 - ::fmt::h2a772198c4032452 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x556cd5d1497c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x556cd5cf2d05 - std::io::Write::write_fmt::h00f38d9eb2c32e02 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/io/mod.rs:1663:15 [INFO] [stderr] 6: 0x556cd5cf7ddb - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x556cd5cf7ddb - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x556cd5cf7ddb - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x556cd5cf78b1 - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x556cd5cf84a4 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x556cd5cf7f87 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x556cd5cf5f3c - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x556cd5cf7ee9 - rust_begin_unwind [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x556cd5a5bc21 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x556cd5a5bcb3 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x556cd5a5cb37 - core::result::Result::unwrap::hdb13e19f4462e840 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x556cd5a5ed28 - build_script_build::main::h912a57bee28ef1c7 [INFO] [stderr] at /opt/rustwide/workdir/examples/runqslower/build.rs:17:5 [INFO] [stderr] 18: 0x556cd5a5d3fb - core::ops::function::FnOnce::call_once::hbc596d6f2fa35a43 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x556cd5a5d63e - std::sys_common::backtrace::__rust_begin_short_backtrace::h1f766387047abcd6 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x556cd5a5eed1 - std::rt::lang_start::{{closure}}::h9e40c3b626a61c30 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x556cd5cf89aa - core::ops::function::impls:: for &F>::call_once::hcbe5785d54a49ce2 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x556cd5cf89aa - std::panicking::try::do_call::h1c15e7ee8563c29d [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x556cd5cf89aa - std::panicking::try::hb8b07cef009cb4fc [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x556cd5cf89aa - std::panic::catch_unwind::h65a8efbe596bcbb1 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x556cd5cf89aa - std::rt::lang_start_internal::{{closure}}::h66ded7ab0f18e9fb [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x556cd5cf89aa - std::panicking::try::do_call::h29cafa65efb3f3f3 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:401:40 [INFO] [stderr] 27: 0x556cd5cf89aa - std::panicking::try::h412fc5378b4dbfc4 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:365:19 [INFO] [stderr] 28: 0x556cd5cf89aa - std::panic::catch_unwind::h555def6aac5bf192 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panic.rs:434:14 [INFO] [stderr] 29: 0x556cd5cf89aa - std::rt::lang_start_internal::hfff48202d7fee6e3 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x556cd5a5eea0 - std::rt::lang_start::h64c9c600134c5ae1 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x556cd5a5ee6c - main [INFO] [stderr] 32: 0x7f28af5d70b3 - __libc_start_main [INFO] [stderr] 33: 0x556cd5a5c3be - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "7f7dfad3ccd1f97c4ff6927626032ec298a0ca2af2862e7a4d3134c098c46149", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f7dfad3ccd1f97c4ff6927626032ec298a0ca2af2862e7a4d3134c098c46149", kill_on_drop: false }` [INFO] [stdout] 7f7dfad3ccd1f97c4ff6927626032ec298a0ca2af2862e7a4d3134c098c46149