[INFO] cloning repository https://github.com/jvns/ltrace-bcc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jvns/ltrace-bcc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvns%2Fltrace-bcc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvns%2Fltrace-bcc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f35407cc72485c336397af8dbf5c759befcf6d5b
[INFO] testing jvns/ltrace-bcc against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvns%2Fltrace-bcc" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jvns/ltrace-bcc on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jvns/ltrace-bcc
[INFO] finished tweaking git repo https://github.com/jvns/ltrace-bcc
[INFO] tweaked toml for git repo https://github.com/jvns/ltrace-bcc written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/jvns/ltrace-bcc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", 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] d23ec0b5b23b81779a946b5c70dd04aa7ab03c13203fea857833cd6ba066a238
[INFO] running `Command { std: "docker" "start" "-a" "d23ec0b5b23b81779a946b5c70dd04aa7ab03c13203fea857833cd6ba066a238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d23ec0b5b23b81779a946b5c70dd04aa7ab03c13203fea857833cd6ba066a238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d23ec0b5b23b81779a946b5c70dd04aa7ab03c13203fea857833cd6ba066a238", kill_on_drop: false }`
[INFO] [stdout] d23ec0b5b23b81779a946b5c70dd04aa7ab03c13203fea857833cd6ba066a238
[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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9791fbaa6cd65ed04a39ea10888329a072ad432a5de4d168fc81703b587a5d16
[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" "9791fbaa6cd65ed04a39ea10888329a072ad432a5de4d168fc81703b587a5d16", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling bindgen v0.31.3
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling rustc-demangle v0.1.6
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling clang-sys v0.21.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling clap v2.30.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling regex v0.2.6
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]    Compiling scroll_derive v0.8.0
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling scroll v0.8.0
[INFO] [stderr]    Compiling goblin v0.0.14
[INFO] [stderr]    Compiling bcc-sys v0.4.0
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling bcc v0.0.3
[INFO] [stderr]    Compiling ltrace-bcc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:169:32
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn perf_data_callback() -> Box<FnMut(&[u8]) + Send> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&[u8]) + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.ltrace_bcc.17ec3b28-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606.3g2hjy33cear01ku.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-49030c54b835cfdb/out/.libs" "-L" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libgoblin-37ebe0c5ac634036.rlib" "/opt/rustwide/target/debug/deps/liblog-a13d7ae292c08551.rlib" "/opt/rustwide/target/debug/deps/liblog-d14ca8c0cc07f0bb.rlib" "/opt/rustwide/target/debug/deps/libscroll-4eed28d1ee721b05.rlib" "/opt/rustwide/target/debug/deps/libplain-88ae62e0459775ac.rlib" "/opt/rustwide/target/debug/deps/libbcc-3314d87058152622.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-f222244177f8db8b.rlib" "/opt/rustwide/target/debug/deps/libbcc_sys-0584a2cc8d3a5669.rlib" "/opt/rustwide/target/debug/deps/libfailure-29a4415ed8b7801d.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-98d8d07e77eb7f01.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-6f405a17639c173e.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-856408d6c33553b4.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-2f147641fde2e50d.rlib" "/opt/rustwide/target/debug/deps/liblibc-2f98baaff4c88b4b.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-d883bf2137e9181a.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-22ab8f3db88b586e.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-0167c9242d0931d5.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-361790a1a5505fc5.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-01c2ffe1ecd05a67.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-ec79e29a889fe805.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-001a3456e8a8331b.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e8f1404290f0f040.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-76f46d0f23360a60.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-baf0bdc5eb131895.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3a6a4ee6592d9370.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-1cc90d9dd57195f8.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0e91863ffbec5148.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-69528f2eac185ac9.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d1241f7bd234a268.rlib" "-Wl,-Bdynamic" "-lbcc" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/ltrace_bcc-fed68fad88cfe606" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lbcc
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ltrace-bcc`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "9791fbaa6cd65ed04a39ea10888329a072ad432a5de4d168fc81703b587a5d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9791fbaa6cd65ed04a39ea10888329a072ad432a5de4d168fc81703b587a5d16", kill_on_drop: false }`
[INFO] [stdout] 9791fbaa6cd65ed04a39ea10888329a072ad432a5de4d168fc81703b587a5d16