[INFO] updating cached repository krishnakumar4a4/rust-java-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/krishnakumar4a4/rust-java-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/krishnakumar4a4/rust-java-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/krishnakumar4a4/rust-java-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/krishnakumar4a4/rust-java-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/krishnakumar4a4/rust-java-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/krishnakumar4a4/rust-java-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/krishnakumar4a4/rust-java-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 618da43c3dbf1ba4d2b77ec3a483c5a73b80da51
[INFO] sha for GitHub repo krishnakumar4a4/rust-java-rust: 618da43c3dbf1ba4d2b77ec3a483c5a73b80da51
[INFO] validating manifest of krishnakumar4a4/rust-java-rust on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of krishnakumar4a4/rust-java-rust on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing krishnakumar4a4/rust-java-rust
[INFO] finished frobbing krishnakumar4a4/rust-java-rust
[INFO] frobbed toml for krishnakumar4a4/rust-java-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/krishnakumar4a4/rust-java-rust/Cargo.toml
[INFO] started frobbing krishnakumar4a4/rust-java-rust
[INFO] finished frobbing krishnakumar4a4/rust-java-rust
[INFO] frobbed toml for krishnakumar4a4/rust-java-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/krishnakumar4a4/rust-java-rust/Cargo.toml
[INFO] crate krishnakumar4a4/rust-java-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing krishnakumar4a4/rust-java-rust against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/krishnakumar4a4/rust-java-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 147f00fdc69ade97eb485561569cd8be8e53985ce4462c9b230ee2dc58162ff2
[INFO] running `"docker" "start" "-a" "147f00fdc69ade97eb485561569cd8be8e53985ce4462c9b230ee2dc58162ff2"`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling rucaja v0.4.5
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]    Compiling jni-sys v0.3.0
[INFO] [stderr]    Compiling rust-java-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling jni v0.11.0
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr] warning: unused import: `jbyteArray`
[INFO] [stderr]  --> src/main.rs:9:85
[INFO] [stderr]   |
[INFO] [stderr] 9 | use jni_sys::{_jobject, JNINativeInterface_, JNINativeMethod, jclass, jint, JNIEnv, jbyteArray};
[INFO] [stderr]   |                                                                                     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/main.rs:101:39
[INFO] [stderr]     |
[INFO] [stderr] 101 | extern "C" fn call_from_java_with_int(env: &JNIEnv, _class: jclass, n: jint) {
[INFO] [stderr]     |                                       ^^^ help: consider prefixing with an underscore: `_env`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/main.rs:117:50
[INFO] [stderr]     |
[INFO] [stderr] 117 | extern "C" fn call_from_java_with_byte_array_arg(env: JNIEnv, _class: jclass, a: jni_jbyteArray) {
[INFO] [stderr]     |                                                  ^^^ help: consider prefixing with an underscore: `_env`
[INFO] [stderr] 
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.rust_java_rust.epkt6krt-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.rust_java_rust.epkt6krt-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.rust_java_rust.epkt6krt-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.rust_java_rust.epkt6krt-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.rust_java_rust.epkt6krt-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.rust_java_rust.epkt6krt-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.rust_java_rust.epkt6krt-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.rust_java_rust.epkt6krt-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.rust_java_rust.epkt6krt-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.rust_java_rust.epkt6krt-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.rust_java_rust.epkt6krt-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.rust_java_rust.epkt6krt-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.rust_java_rust.epkt6krt-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.rust_java_rust.epkt6krt-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.rust_java_rust.epkt6krt-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78" "/opt/crater/target/debug/deps/rust_java_rust-90d694e0e075df78.3xi8lsow1xz4t7uv.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/usr/lib/jvm/default-java/jre/lib/server" "-L" "/usr/lib/jvm/default-java/jre/lib/amd64/server" "-L" "/opt/crater/target/debug/build/backtrace-sys-6d9c05a9ce1b9346/out" "-L" "/usr/lib/jvm/default-java/jre/lib/server" "-L" "/usr/lib/jvm/default-java/jre/lib/amd64/server" "-L" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libjni-678fd64c752ec1f5.rlib" "/opt/crater/target/debug/deps/libcesu8-4bad9f88abf1fc78.rlib" "/opt/crater/target/debug/deps/libcombine-87ce422660e1c35b.rlib" "/opt/crater/target/debug/deps/libascii-98633de556fafb2a.rlib" "/opt/crater/target/debug/deps/libunreachable-b06fe4f6d04b74f2.rlib" "/opt/crater/target/debug/deps/libvoid-d4bd79b68b9b921e.rlib" "/opt/crater/target/debug/deps/libmemchr-a948b8b6e8991892.rlib" "/opt/crater/target/debug/deps/libeither-b5b3abc0f6186116.rlib" "/opt/crater/target/debug/deps/libbyteorder-8889c12de98094f8.rlib" "/opt/crater/target/debug/deps/liberror_chain-f8a3c284efaef05f.rlib" "/opt/crater/target/debug/deps/libbacktrace-fead6bcd917dc93a.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-48153e167a4e16b3.rlib" "/opt/crater/target/debug/deps/librustc_demangle-d28dead022c91677.rlib" "/opt/crater/target/debug/deps/liblibc-a45fccc06a3305c3.rlib" "/opt/crater/target/debug/deps/liblog-07fd344e6693ff96.rlib" "/opt/crater/target/debug/deps/libcfg_if-cf9b915f175eb0bb.rlib" "/opt/crater/target/debug/deps/librucaja-a93dc0e677dd675e.rlib" "/opt/crater/target/debug/deps/libjni_sys-2334066d1fbe5a0a.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-4a76ff35a356aedf.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e11c7b3b3225afe2.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-13217ede3d276f16.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-621a9ee22da6caa1.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-546c844e8071bbeb.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-be9569e4d599746f.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-47d8845cef2a3bc5.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-017511bce73a530c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-be7979c57a08057b.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d6459c4f0817c67c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-580035dd98451925.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-aee5c24fff305dea.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8a55a4098920125a.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-9fc4b5be2ba5cc19.rlib" "-Wl,-Bdynamic" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" "-ljvm" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -ljvm
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rust-java-rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "147f00fdc69ade97eb485561569cd8be8e53985ce4462c9b230ee2dc58162ff2"`
[INFO] running `"docker" "rm" "-f" "147f00fdc69ade97eb485561569cd8be8e53985ce4462c9b230ee2dc58162ff2"`
[INFO] [stdout] 147f00fdc69ade97eb485561569cd8be8e53985ce4462c9b230ee2dc58162ff2