[INFO] crate hegemon 0.1.0 is already in cache
[INFO] extracting crate hegemon 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/hegemon/0.1.0
[INFO] extracting crate hegemon 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hegemon/0.1.0
[INFO] validating manifest of hegemon-0.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hegemon-0.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hegemon-0.1.0
[INFO] finished frobbing hegemon-0.1.0
[INFO] frobbed toml for hegemon-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/hegemon/0.1.0/Cargo.toml
[INFO] started frobbing hegemon-0.1.0
[INFO] finished frobbing hegemon-0.1.0
[INFO] frobbed toml for hegemon-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hegemon/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing hegemon-0.1.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hegemon/0.1.0:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 8b13e3c4888065a029c1d1691d84e98799904778b52ae59dc23521292922ff85
[INFO] running `"docker" "start" "-a" "8b13e3c4888065a029c1d1691d84e98799904778b52ae59dc23521292922ff85"`
[INFO] [stderr]    Compiling libsensors-sys v0.2.0
[INFO] [stderr]    Compiling bytesize v0.1.3
[INFO] [stderr]    Compiling termion v1.5.3
[INFO] [stderr]    Compiling chan v0.1.23
[INFO] [stderr]    Compiling systemstat v0.1.4
[INFO] [stderr]    Compiling sensors v0.2.1
[INFO] [stderr]    Compiling chan-signal v0.3.2
[INFO] [stderr]    Compiling hegemon v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/stream.rs:24:34
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn streams(&self) -> Vec<Box<Stream>>;
[INFO] [stderr]    |                                  ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/stream.rs:66:6
[INFO] [stderr]    |
[INFO] [stderr] 66 | impl Stream {
[INFO] [stderr]    |      ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/stream.rs:77:14
[INFO] [stderr]    |
[INFO] [stderr] 77 |     ) -> Box<Stream> {
[INFO] [stderr]    |              ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stream.rs:117:16
[INFO] [stderr]     |
[INFO] [stderr] 117 |     value: Box<FnMut() -> Option<f64>>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> Option<f64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stream.rs:120:17
[INFO] [stderr]     |
[INFO] [stderr] 120 |     format: Box<Fn(f64, &Theme) -> String>,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, &Theme) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/terminal.rs:33:18
[INFO] [stderr]    |
[INFO] [stderr] 33 |     wrapper: Box<Write>,
[INFO] [stderr]    |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/model.rs:41:62
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn new(width: usize, height: usize, streams: Vec<Box<Stream>>) -> Self {
[INFO] [stderr]    |                                                              ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/model.rs:277:21
[INFO] [stderr]     |
[INFO] [stderr] 277 |     pub stream: Box<Stream>,
[INFO] [stderr]     |                     ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/model.rs:284:24
[INFO] [stderr]     |
[INFO] [stderr] 284 |     fn new(stream: Box<Stream>) -> Self {
[INFO] [stderr]     |                        ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/providers/cpu.rs:27:34
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn streams(&self) -> Vec<Box<Stream>> {
[INFO] [stderr]    |                                  ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/providers/memory.rs:28:34
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn streams(&self) -> Vec<Box<Stream>> {
[INFO] [stderr]    |                                  ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/providers/temperature.rs:26:34
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn streams(&self) -> Vec<Box<Stream>> {
[INFO] [stderr]    |                                  ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/providers/fan.rs:27:34
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn streams(&self) -> Vec<Box<Stream>> {
[INFO] [stderr]    |                                  ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/providers/mod.rs:30:29
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub fn streams() -> Vec<Box<Stream>> {
[INFO] [stderr]    |                             ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/providers/mod.rs:31:28
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let providers: Vec<Box<StreamProvider>> = vec![
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn StreamProvider`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `wrapper`
[INFO] [stderr]   --> src/terminal.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     wrapper: Box<Write>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[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/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.hegemon.epa1x6d9-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97" "/opt/crater/target/debug/deps/hegemon-49dd917c75585b97.35t2f1d3hiszvr1e.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libsensors-4044ecdcd04f4997.rlib" "/opt/crater/target/debug/deps/liblibsensors_sys-c62f5f77e2d40d66.rlib" "/opt/crater/target/debug/deps/libsystemstat-a6e515f82377f5ba.rlib" "/opt/crater/target/debug/deps/libnom-d52d0bcc46edf80d.rlib" "/opt/crater/target/debug/deps/libmemchr-c6f1e3a73df9eaad.rlib" "/opt/crater/target/debug/deps/libbytesize-6219a953df192954.rlib" "/opt/crater/target/debug/deps/libchrono-9f0676fd5ed8695b.rlib" "/opt/crater/target/debug/deps/libnum_integer-07954df57f957684.rlib" "/opt/crater/target/debug/deps/libnum_traits-94923079b1840a3e.rlib" "/opt/crater/target/debug/deps/libtime-f9224860c082a9e8.rlib" "/opt/crater/target/debug/deps/libtermion-b45f08c355c2eb04.rlib" "/opt/crater/target/debug/deps/libnumtoa-3df84fbccee3ca62.rlib" "/opt/crater/target/debug/deps/libregex-6683e124b2894695.rlib" "/opt/crater/target/debug/deps/libutf8_ranges-32fecc95d998aacd.rlib" "/opt/crater/target/debug/deps/libregex_syntax-df3af46a51d0ff63.rlib" "/opt/crater/target/debug/deps/libucd_util-3795c9684c4c7e7c.rlib" "/opt/crater/target/debug/deps/libthread_local-1060038c0757fbc7.rlib" "/opt/crater/target/debug/deps/liblazy_static-6a4e8ea56a445919.rlib" "/opt/crater/target/debug/deps/libaho_corasick-31ecba28bf310ad3.rlib" "/opt/crater/target/debug/deps/libmemchr-e9dad3b9b8c90a38.rlib" "/opt/crater/target/debug/deps/libchan_signal-2b596cc7e9f78e57.rlib" "/opt/crater/target/debug/deps/liblazy_static-0e1e36676eed3924.rlib" "/opt/crater/target/debug/deps/libbit_set-fbb253f1cb6f44f8.rlib" "/opt/crater/target/debug/deps/libbit_vec-f103668957ce4725.rlib" "/opt/crater/target/debug/deps/libchan-a04ed6d08ba5d37f.rlib" "/opt/crater/target/debug/deps/librand-e5ef9d18ef64c211.rlib" "/opt/crater/target/debug/deps/librand-ab875fcc778d513d.rlib" "/opt/crater/target/debug/deps/liblibc-e5ecd3b7a7c52c57.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-a80a1e8e09cafef8.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e0e6351da805c468.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e04f54bafc95e331.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-67901d3322495bd5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-bd390b1abaceaec1.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-312dd37fdc7bedfc.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8ed0e51d58d644a3.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-8a423c320a6c707f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d6a95598e2238263.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d231614b153016eb.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3821619027f463e4.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-1cfd794d18771a44.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-dcf33cf10c2452ef.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-c258fea34bf64bce.rlib" "-Wl,-Bdynamic" "-lsensors" "-lc" "-lc" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lsensors
[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 `hegemon`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "8b13e3c4888065a029c1d1691d84e98799904778b52ae59dc23521292922ff85"`
[INFO] running `"docker" "rm" "-f" "8b13e3c4888065a029c1d1691d84e98799904778b52ae59dc23521292922ff85"`
[INFO] [stdout] 8b13e3c4888065a029c1d1691d84e98799904778b52ae59dc23521292922ff85