[INFO] cloning repository sbeckeriv/greedy-color
[INFO] running `"git" "clone" "--bare" "git://github.com/sbeckeriv/greedy-color.git" "work/cache/sources/gh/sbeckeriv/greedy-color"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/sbeckeriv/greedy-color'...
[INFO] running `"git" "clone" "work/cache/sources/gh/sbeckeriv/greedy-color" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sbeckeriv/greedy-color"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sbeckeriv/greedy-color'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sbeckeriv/greedy-color" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sbeckeriv/greedy-color"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sbeckeriv/greedy-color'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fb88ba8f338e4944da2a6998635fca5f393715db
[INFO] sha for GitHub repo sbeckeriv/greedy-color: fb88ba8f338e4944da2a6998635fca5f393715db
[INFO] validating manifest of sbeckeriv/greedy-color on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sbeckeriv/greedy-color on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sbeckeriv/greedy-color
[INFO] finished frobbing sbeckeriv/greedy-color
[INFO] frobbed toml for sbeckeriv/greedy-color written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sbeckeriv/greedy-color/Cargo.toml
[INFO] started frobbing sbeckeriv/greedy-color
[INFO] finished frobbing sbeckeriv/greedy-color
[INFO] frobbed toml for sbeckeriv/greedy-color written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sbeckeriv/greedy-color/Cargo.toml
[INFO] crate sbeckeriv/greedy-color already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ruby-sys v0.2.17
[INFO] [stderr]   Downloaded ruru v0.9.1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing sbeckeriv/greedy-color against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sbeckeriv/greedy-color:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 0119b4772ac76c81f51bd6740d9aae5d0bdbdd17308664b683744b3652b9da93
[INFO] running `"docker" "start" "-a" "0119b4772ac76c81f51bd6740d9aae5d0bdbdd17308664b683744b3652b9da93"`
[INFO] [stderr]    Compiling ruby-sys v0.2.17
[INFO] [stderr]    Compiling libc v0.2.11
[INFO] [stderr]    Compiling ruru v0.9.1
[INFO] [stderr]    Compiling hash_color v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `AnyObject`, `Boolean`, `VM`
[INFO] [stderr]  --> src/lib.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | use ruru::{AnyObject, Boolean, Class, Fixnum, Hash, VM, Array};
[INFO] [stderr]   |            ^^^^^^^^^  ^^^^^^^                       ^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ruru::types::Argc`
[INFO] [stderr]  --> src/lib.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use ruru::types::Argc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/lib.rs:6:33
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::collections::{HashSet, HashMap};
[INFO] [stderr]   |                                 ^^^^^^^
[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/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/hash_color.hash_color.23q78bcq-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/libhash_color.so" "/opt/crater/target/debug/deps/hash_color.qpymobf1fudzsyu.rcgu.o" "/opt/crater/target/debug/deps/hash_color.51cen3o0m154ss5w.rcgu.o" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/usr/lib" "-L" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/libruru-eac9f6664604ce0b.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/libruby_sys-b61b1b891d0082d9.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/liblibc-7802a2fef7a4843c.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/liblazy_static-d1ab4248af637a21.rlib" "-Wl,--no-whole-archive" "-Wl,--start-group" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/libstd-5eb7072357e3f704.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/libpanic_unwind-be57a0a20ef83edc.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/libbacktrace-53ea5c4d1e8787c5.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/libbacktrace_sys-90a03fea645d1ca0.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/librustc_demangle-d0be8ec5eb12a622.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/libcfg_if-c9bd1ed65ad5f9b5.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/libhashbrown-232a620458cbc142.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/librustc_std_workspace_alloc-378c2daa95643520.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/libunwind-b1ad0e3b0cafff9a.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/liblibc-bd92551ef79ec0f7.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/liballoc-6f92150ede6dcf89.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/librustc_std_workspace_core-5d5836de4a922af7.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc9sZTa8/libcore-0bd990bd23dec0da.rlib" "-Wl,--no-whole-archive" "-Wl,--end-group" "/tmp/rustc9sZTa8/libcompiler_builtins-f5a50a9afbc6d167.rlib" "-Wl,-Bdynamic" "-lruby-2.3" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" "-shared"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lruby-2.3
[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 `hash_color`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "0119b4772ac76c81f51bd6740d9aae5d0bdbdd17308664b683744b3652b9da93"`
[INFO] running `"docker" "rm" "-f" "0119b4772ac76c81f51bd6740d9aae5d0bdbdd17308664b683744b3652b9da93"`
[INFO] [stdout] 0119b4772ac76c81f51bd6740d9aae5d0bdbdd17308664b683744b3652b9da93