[INFO] updating cached repository https://github.com/suhr/xephys
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c180e1f591342246913c3ea6e26c7cd3aa748f48
[INFO] testing suhr/xephys against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuhr%2Fxephys" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/suhr/xephys on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/suhr/xephys
[INFO] finished tweaking git repo https://github.com/suhr/xephys
[INFO] tweaked toml for git repo https://github.com/suhr/xephys written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/suhr/xephys already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c8e92636b678d4de50a618adad6cf4367ab1e50e43fb3254337bc6f67ea27d6
[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" "3c8e92636b678d4de50a618adad6cf4367ab1e50e43fb3254337bc6f67ea27d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c8e92636b678d4de50a618adad6cf4367ab1e50e43fb3254337bc6f67ea27d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c8e92636b678d4de50a618adad6cf4367ab1e50e43fb3254337bc6f67ea27d6", kill_on_drop: false }`
[INFO] [stdout] 3c8e92636b678d4de50a618adad6cf4367ab1e50e43fb3254337bc6f67ea27d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1404658d66b76af669b7ec58be37bda39e3b8411d6a5ac21191747a31523f4f8
[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" "1404658d66b76af669b7ec58be37bda39e3b8411d6a5ac21191747a31523f4f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling rosc v0.1.6
[INFO] [stderr]    Compiling jack-sys v0.2.0
[INFO] [stderr]    Compiling miosc v0.1.0 (https://github.com/diaschisma/miosc.git#b1ed9a6d)
[INFO] [stderr]    Compiling jack v0.6.2
[INFO] [stderr]    Compiling xephys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:775:5
[INFO] [stdout]     |
[INFO] [stdout] 764 | /     loop {
[INFO] [stdout] 765 | |         let msg = read_osc(&socket);
[INFO] [stdout] 766 | |
[INFO] [stdout] 767 | |         if let Ok(msg) = msg {
[INFO] [stdout] ...   |
[INFO] [stdout] 772 | |         ::std::thread::sleep(dt);
[INFO] [stdout] 773 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 774 | 
[INFO] [stdout] 775 |       active_client.deactivate().unwrap();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `active_client`
[INFO] [stdout]    --> src/main.rs:760:9
[INFO] [stdout]     |
[INFO] [stdout] 760 |     let active_client = client.activate_async((), process).unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_active_client`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/primitives.rs:107:34
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 AdsrState::Press(mut t) if (t as f32) < self.attack => {
[INFO] [stdout]     |                                  ----^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.xephys.aaivxlxn-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51" "/opt/rustwide/target/debug/deps/xephys-727321bfdc667c51.498exlcdzoexd8tl.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmiosc-6e2da5157e72e174.rlib" "/opt/rustwide/target/debug/deps/librosc-9a5ca20f5f9a0902.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-7141a938ff93d068.rlib" "/opt/rustwide/target/debug/deps/libjack-e7494d7174deb084.rlib" "/opt/rustwide/target/debug/deps/libjack_sys-f9a9f8aae79ad4db.rlib" "/opt/rustwide/target/debug/deps/liblibloading-1ddb0d6447a755c9.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-7c0477ae3415ac1f.rlib" "/opt/rustwide/target/debug/deps/liblibc-d290f2ae752c9489.rlib" "/opt/rustwide/target/debug/deps/libbitflags-56eca94422237621.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-5989bcf78182f65e.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-4d6da34bc177af8d.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-10e0d6c948699482.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-c2318e2415657781.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-3815b93ed84badbb.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-d7999143d95238cb.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-c58298a0d40df8b8.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b7de97e2ba6fb4e2.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6f71c9f654d72cce.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-95ea48ddc44a311b.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-7402cd4761aebc14.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-68f423c59dc48a40.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-54580c7798bf2225.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-95a4d456339b7385.rlib" "-Wl,-Bdynamic" "-ljack" "-ldl" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -ljack
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xephys`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "1404658d66b76af669b7ec58be37bda39e3b8411d6a5ac21191747a31523f4f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1404658d66b76af669b7ec58be37bda39e3b8411d6a5ac21191747a31523f4f8", kill_on_drop: false }`
[INFO] [stdout] 1404658d66b76af669b7ec58be37bda39e3b8411d6a5ac21191747a31523f4f8