[INFO] cloning repository https://github.com/Crypto-Spartan/matchmaker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Crypto-Spartan/matchmaker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrypto-Spartan%2Fmatchmaker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrypto-Spartan%2Fmatchmaker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3422e7e69688585cec8778c4c6ce3424bf6a51ee
[INFO] testing Crypto-Spartan/matchmaker against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrypto-Spartan%2Fmatchmaker" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Crypto-Spartan/matchmaker on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Crypto-Spartan/matchmaker
[INFO] finished tweaking git repo https://github.com/Crypto-Spartan/matchmaker
[INFO] tweaked toml for git repo https://github.com/Crypto-Spartan/matchmaker written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/Crypto-Spartan/matchmaker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e1e979c2a37143ef19485e520e9778c5f85ee65caa4f9df3f41da846b718ea0
[INFO] running `Command { std: "docker" "start" "-a" "8e1e979c2a37143ef19485e520e9778c5f85ee65caa4f9df3f41da846b718ea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e1e979c2a37143ef19485e520e9778c5f85ee65caa4f9df3f41da846b718ea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e1e979c2a37143ef19485e520e9778c5f85ee65caa4f9df3f41da846b718ea0", kill_on_drop: false }`
[INFO] [stdout] 8e1e979c2a37143ef19485e520e9778c5f85ee65caa4f9df3f41da846b718ea0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf77f54e61c897e5777d3734a7231c335cac24c281b6775743e20192afecbdc9
[INFO] running `Command { std: "docker" "start" "-a" "cf77f54e61c897e5777d3734a7231c335cac24c281b6775743e20192afecbdc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling coin_cbc_sys v0.1.1
[INFO] [stderr]    Compiling coin_cbc v0.1.5
[INFO] [stderr]    Compiling good_lp v1.1.3
[INFO] [stderr]    Compiling matchmaker v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `max_team_diff` is never read
[INFO] [stdout]    --> src/main.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |             max_team_diff = 1100;
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/main.rs:129:26
[INFO] [stdout]     |
[INFO] [stdout] 129 |         Err(e) => panic!(e)
[INFO] [stdout]     |                          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 129 |         Err(e) => panic!("{}", e)
[INFO] [stdout]     |                          +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 129 |         Err(e) => std::panic::panic_any(e)
[INFO] [stdout]     |                   ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.matchmaker.d22d2a66-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255.2lr4h0pn5q4jezdt.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libgood_lp-19ca994f3957e589.rlib" "/opt/rustwide/target/debug/deps/libcoin_cbc-00c1f6a9807c59d7.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-86422d76b8bd90ed.rlib" "/opt/rustwide/target/debug/deps/libcoin_cbc_sys-35b9954be85dcfa1.rlib" "/opt/rustwide/target/debug/deps/libfnv-bb690c336855f248.rlib" "/opt/rustwide/target/debug/deps/libitertools-4584bcfa222d8e0a.rlib" "/opt/rustwide/target/debug/deps/libeither-1fa9e7dc99f602fc.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-ff9290e971253a38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5534b29ea7b2d8f5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-3fe98c0f46f27964.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-a76787f08d45e37d.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-8bfbb13072fc2761.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-d6d1fa92fa620f17.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7cfd201521727d95.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-0e8010e8fce8e5a7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-19093fec3c6dd913.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-89c4cbe9256c1890.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-73e4507673363945.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8cea480e62c5b261.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-1fb939608cd05a1c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-842e67e3ab562f66.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0c1c8fec3b1a54cc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-689faa634b72af17.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-6c2c561a8181be5e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-88c4d85fe493b0a6.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f5394bdb1df5df01.rlib" "-Wl,-Bdynamic" "-lCbcSolver" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/matchmaker-f78d37a1633ea255" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lCbcSolver
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `matchmaker` due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "cf77f54e61c897e5777d3734a7231c335cac24c281b6775743e20192afecbdc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf77f54e61c897e5777d3734a7231c335cac24c281b6775743e20192afecbdc9", kill_on_drop: false }`
[INFO] [stdout] cf77f54e61c897e5777d3734a7231c335cac24c281b6775743e20192afecbdc9