[INFO] updating cached repository yodang/irs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/yodang/irs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/yodang/irs" "work/ex/beta-1.38-1/sources/1.37.0/gh/yodang/irs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/yodang/irs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/yodang/irs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yodang/irs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yodang/irs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6a3d624d3fb1a4ed3db559970d368c23f2c7da1b [INFO] sha for GitHub repo yodang/irs: 6a3d624d3fb1a4ed3db559970d368c23f2c7da1b [INFO] validating manifest of yodang/irs 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 yodang/irs 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 yodang/irs [INFO] finished frobbing yodang/irs [INFO] frobbed toml for yodang/irs written to work/ex/beta-1.38-1/sources/1.37.0/gh/yodang/irs/Cargo.toml [INFO] started frobbing yodang/irs [INFO] finished frobbing yodang/irs [INFO] frobbed toml for yodang/irs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yodang/irs/Cargo.toml [INFO] crate yodang/irs 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 yodang/irs 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yodang/irs:/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] 7e39aeffb5248756b53cbb4fceb31da7d72969d3438e6e5ff5800f1701797277 [INFO] running `"docker" "start" "-a" "7e39aeffb5248756b53cbb4fceb31da7d72969d3438e6e5ff5800f1701797277"` [INFO] [stderr] Compiling libc v0.2.39 [INFO] [stderr] Compiling serde v1.0.55 [INFO] [stderr] Compiling reexport-proc-macro v1.0.2 [INFO] [stderr] Compiling array-macro v1.0.2 [INFO] [stderr] Compiling enumset v0.3.3 [INFO] [stderr] Compiling ncurses v5.91.0 [INFO] [stderr] Compiling owning_ref v0.3.3 [INFO] [stderr] Compiling idna v0.1.4 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling syn v0.13.10 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling net2 v0.2.32 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling bytes v0.4.6 [INFO] [stderr] Compiling mio v0.6.14 [INFO] [stderr] Compiling num-bigint v0.1.43 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling resolve v0.2.0 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling enum-map-derive v0.2.5 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling enum-map v0.2.29 [INFO] [stderr] Compiling toml v0.4.6 [INFO] [stderr] Compiling cursive v0.8.1 [INFO] [stderr] Compiling irs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::io::stdin` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::io::stdin; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/main.rs:11:15 [INFO] [stderr] | [INFO] [stderr] 11 | use std::io::{Read, Write}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Evented` [INFO] [stderr] --> src/ircstream.rs:5:11 [INFO] [stderr] | [INFO] [stderr] 5 | use mio::{Evented, Ready, Poll, PollOpt, Token}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx` [INFO] [stderr] --> src/main.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | fn input_cb(tx: &mpsc::Sender, ctx: &mut Cursive, input: &str, streams: &mut Vec>>) [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_tx` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx` [INFO] [stderr] --> src/main.rs:111:14 [INFO] [stderr] | [INFO] [stderr] 111 | let (tx, rx)=std::sync::mpsc::channel(); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_rx` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:97:13 [INFO] [stderr] | [INFO] [stderr] 97 | ctx.find_id::("text").unwrap().get_tx().send(input.to_owned()); [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:100:17 [INFO] [stderr] | [INFO] [stderr] 100 | streams[0].lock().unwrap().write_all(&format!("{}\r\n", input).into_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: variable `LISTENER` should have a snake case name [INFO] [stderr] --> src/main.rs:138:9 [INFO] [stderr] | [INFO] [stderr] 138 | let LISTENER=Token::from(1); [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `listener` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:149:13 [INFO] [stderr] | [INFO] [stderr] 149 | poller.poll(&mut events, None); [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:163:29 [INFO] [stderr] | [INFO] [stderr] 163 | tx.send(format!("Received: {:?}", IrcFrame::from_str(&line))); [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:169:33 [INFO] [stderr] | [INFO] [stderr] 169 | tx.send(format!("Send: {}", pong)); [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:170:33 [INFO] [stderr] | [INFO] [stderr] 170 | stream.write_all(&pong.into_bytes()); [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:177:25 [INFO] [stderr] | [INFO] [stderr] 177 | tx.send(format!("Send: {}", nick)); [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:178:25 [INFO] [stderr] | [INFO] [stderr] 178 | stream.write_all(&nick.into_bytes()); [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:180:25 [INFO] [stderr] | [INFO] [stderr] 180 | tx.send(format!("Send: {}", user)); [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:181:25 [INFO] [stderr] | [INFO] [stderr] 181 | stream.write_all(&user.into_bytes()); [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/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.irs.75pns0y3-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3" "/opt/crater/target/debug/deps/irs-7c0cec6b065ea5d3.1j14ugj0rfg021ve.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/usr/lib/x86_64-linux-gnu" "-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/libcursive-2117a6bf8d88035c.rlib" "/opt/crater/target/debug/deps/libncurses-5c3c259d8939bf92.rlib" "/opt/crater/target/debug/deps/libxi_unicode-1d94438a6121fc07.rlib" "/opt/crater/target/debug/deps/libunicode_width-8e49fc9eb4c9dbb0.rlib" "/opt/crater/target/debug/deps/libunicode_segmentation-329e7744010608fb.rlib" "/opt/crater/target/debug/deps/libtoml-42a778b09c2e7396.rlib" "/opt/crater/target/debug/deps/libserde-c8462a401377aab6.rlib" "/opt/crater/target/debug/deps/libowning_ref-19d8aa32a3c62913.rlib" "/opt/crater/target/debug/deps/libstable_deref_trait-31dcd1efaf809c24.rlib" "/opt/crater/target/debug/deps/libnum-b8872aed30ed7008.rlib" "/opt/crater/target/debug/deps/libnum_rational-29a23979ab4e01fb.rlib" "/opt/crater/target/debug/deps/libnum_bigint-d31febb43f7bd90b.rlib" "/opt/crater/target/debug/deps/libnum_complex-f1a44add95cbc533.rlib" "/opt/crater/target/debug/deps/librustc_serialize-cc29b8ffd74fbfca.rlib" "/opt/crater/target/debug/deps/libnum_iter-cc3ceec13174388c.rlib" "/opt/crater/target/debug/deps/libnum_integer-a61570dff754ed71.rlib" "/opt/crater/target/debug/deps/libnum_traits-257ee21dd1df48d0.rlib" "/opt/crater/target/debug/deps/libmaplit-a5685f2e36919e59.rlib" "/opt/crater/target/debug/deps/libenumset-8f366c62a9dba115.rlib" "/opt/crater/target/debug/deps/libenum_map-33c3a6850a629150.rlib" "/opt/crater/target/debug/deps/libreexport_proc_macro-80fe6dfb4d01b449.rlib" "/opt/crater/target/debug/deps/libarray_macro-a6d63065b1c72082.rlib" "/opt/crater/target/debug/deps/libmio-f755737db35d1c99.rlib" "/opt/crater/target/debug/deps/libslab-5ba5e0ab3535f558.rlib" "/opt/crater/target/debug/deps/libnet2-ccd6b15af2bf9520.rlib" "/opt/crater/target/debug/deps/liblazycell-4aff62803df25dee.rlib" "/opt/crater/target/debug/deps/libresolve-28a1e604a033e8ec.rlib" "/opt/crater/target/debug/deps/librand-db4e082dffde9eea.rlib" "/opt/crater/target/debug/deps/librand-cad40722c21bfa82.rlib" "/opt/crater/target/debug/deps/liblog-e203744bef71d14e.rlib" "/opt/crater/target/debug/deps/liblog-9a4573bfd4d75161.rlib" "/opt/crater/target/debug/deps/libcfg_if-f0641b5a9a5cde64.rlib" "/opt/crater/target/debug/deps/libidna-f2f59474bdd7b6b8.rlib" "/opt/crater/target/debug/deps/libunicode_normalization-c01f82de3d845d74.rlib" "/opt/crater/target/debug/deps/libunicode_bidi-4aec038661d98415.rlib" "/opt/crater/target/debug/deps/libmatches-30795f3b92df29f5.rlib" "/opt/crater/target/debug/deps/libbytes-814b87bddc326410.rlib" "/opt/crater/target/debug/deps/libiovec-03263c1cfe5ba228.rlib" "/opt/crater/target/debug/deps/liblibc-4f0db0a939a1bba9.rlib" "/opt/crater/target/debug/deps/libbyteorder-90775fa756ff2755.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" "-lncursesw" "-lncurses" "-ltinfo" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /usr/bin/ld: cannot find -lncursesw [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 `irs`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "7e39aeffb5248756b53cbb4fceb31da7d72969d3438e6e5ff5800f1701797277"` [INFO] running `"docker" "rm" "-f" "7e39aeffb5248756b53cbb4fceb31da7d72969d3438e6e5ff5800f1701797277"` [INFO] [stdout] 7e39aeffb5248756b53cbb4fceb31da7d72969d3438e6e5ff5800f1701797277