[INFO] updating cached repository suhr/med
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/suhr/med
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/suhr/med" "work/ex/beta-1.37-6/sources/1.36.0/gh/suhr/med"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/suhr/med'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/suhr/med" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/suhr/med"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/suhr/med'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9348517979e0c668a7933c259ad20b2ad4d4210c
[INFO] sha for GitHub repo suhr/med: 9348517979e0c668a7933c259ad20b2ad4d4210c
[INFO] validating manifest of suhr/med 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 suhr/med 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 suhr/med
[INFO] finished frobbing suhr/med
[INFO] frobbed toml for suhr/med written to work/ex/beta-1.37-6/sources/1.36.0/gh/suhr/med/Cargo.toml
[INFO] started frobbing suhr/med
[INFO] finished frobbing suhr/med
[INFO] frobbed toml for suhr/med written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/suhr/med/Cargo.toml
[INFO] crate suhr/med already has a lockfile, it will not be regenerated
[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 suhr/med against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/suhr/med:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 81ca44bffabd570597c986963cd761462a94985928253d6122e2b370c9b20a19
[INFO] running `"docker" "start" "-a" "81ca44bffabd570597c986963cd761462a94985928253d6122e2b370c9b20a19"`
[INFO] [stderr]    Compiling portmidi v0.2.4
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling med v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/main.rs:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::{Read, BufReader, BufRead};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::PathBuf`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::path::PathBuf;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:296:17
[INFO] [stderr]     |
[INFO] [stderr] 296 |                 self.exec(l);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:402:21
[INFO] [stderr]     |
[INFO] [stderr] 402 |                     self.exec(&l);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:471:13
[INFO] [stderr]     |
[INFO] [stderr] 471 |             int.exec(&line.unwrap());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:485:17
[INFO] [stderr]     |
[INFO] [stderr] 485 |                 int.exec(&line);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[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/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.med.cmm9sish-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/med-e51c8f52beea229c" "/opt/crater/target/debug/deps/med-e51c8f52beea229c.3ueutqvzp7w10dcb.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libclap-51796c8e2a272d27.rlib" "/opt/crater/target/debug/deps/libvec_map-0f1c6d0ab39b4a0b.rlib" "/opt/crater/target/debug/deps/libtextwrap-a5a738f089eccbc4.rlib" "/opt/crater/target/debug/deps/libstrsim-ec5a0df693c0136b.rlib" "/opt/crater/target/debug/deps/libbitflags-059a52e34f06c077.rlib" "/opt/crater/target/debug/deps/libatty-4c975067fa96fc57.rlib" "/opt/crater/target/debug/deps/libansi_term-3af884e2ed431624.rlib" "/opt/crater/target/debug/deps/librustyline-f19a32293ac0bc58.rlib" "/opt/crater/target/debug/deps/libencode_unicode-51ec4b7659e253b2.rlib" "/opt/crater/target/debug/deps/libunicode_width-003ecf1eefa64fd0.rlib" "/opt/crater/target/debug/deps/libnix-91f625eae20dba11.rlib" "/opt/crater/target/debug/deps/libbitflags-97b579be4ee514fd.rlib" "/opt/crater/target/debug/deps/liblibc-c0c224030ba918a8.rlib" "/opt/crater/target/debug/deps/libmonochord-f868a6b4c661e0e8.rlib" "/opt/crater/target/debug/deps/libportmidi-0e40ae401938c15c.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9895e8982b0a79e7.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-57306b8ed3378a0e.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-54463ae5adae3649.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-d99667b199a9875a.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-51f4300e102199f5.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-b3ccf1f7737a6a91.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-157c37a3ceb78853.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-505bcee45aafb736.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c29abd529ba4452b.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-895383a3232f6572.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5594cb4f559bc761.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-38e90baf978bc428.rlib" "-Wl,-Bdynamic" "-lutil" "-lutil" "-lportmidi" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lportmidi
[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 `med`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "81ca44bffabd570597c986963cd761462a94985928253d6122e2b370c9b20a19"`
[INFO] running `"docker" "rm" "-f" "81ca44bffabd570597c986963cd761462a94985928253d6122e2b370c9b20a19"`
[INFO] [stdout] 81ca44bffabd570597c986963cd761462a94985928253d6122e2b370c9b20a19