[INFO] updating cached repository https://github.com/rocurley/rectangle
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e9b0dee46603bc5f78c33625f0d36faab8687bba
[INFO] testing rocurley/rectangle against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frocurley%2Frectangle" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rocurley/rectangle on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rocurley/rectangle
[INFO] finished tweaking git repo https://github.com/rocurley/rectangle
[INFO] tweaked toml for git repo https://github.com/rocurley/rectangle written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/rocurley/rectangle already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e7a66e89f29cf3197a3d8a74770ad0da929e06b6101980708ce24fc7640c2eea
[INFO] running `"docker" "start" "-a" "e7a66e89f29cf3197a3d8a74770ad0da929e06b6101980708ce24fc7640c2eea"`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling gcc v0.3.53
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling matrixmultiply v0.1.13
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling ndarray v0.10.5
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling fnv v1.0.5
[INFO] [stderr]    Compiling typed-arena v1.3.0
[INFO] [stderr]    Compiling ascii v0.8.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.6.2
[INFO] [stderr]    Compiling num-complex v0.1.40
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.12
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling pbr v1.0.0
[INFO] [stderr]    Compiling error-chain v0.5.0
[INFO] [stderr]    Compiling cpuprofiler v0.0.3
[INFO] [stderr]    Compiling rectangle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning[E0170]: pattern binding `c` is named the same as one of the variants of the type `ascii::AsciiChar`
[INFO] [stderr]    --> src/lib.rs:226:19
[INFO] [stderr]     |
[INFO] [stderr] 226 |                 |&c, mut perp_slot, (perp_match, prehash)| {
[INFO] [stderr]     |                   ^ help: to match on the variant, qualify the path: `ascii::AsciiChar::c`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning[E0170]: pattern binding `c` is named the same as one of the variants of the type `ascii::AsciiChar`
[INFO] [stderr]    --> src/lib.rs:261:37
[INFO] [stderr]     |
[INFO] [stderr] 261 |             .map(|c| c.map_or('.', |c| c.as_char()))
[INFO] [stderr]     |                                     ^ help: to match on the variant, qualify the path: `ascii::AsciiChar::c`
[INFO] [stderr] 
[INFO] [stderr] warning[E0170]: pattern binding `c` is named the same as one of the variants of the type `ascii::AsciiChar`
[INFO] [stderr]    --> src/lib.rs:386:24
[INFO] [stderr]     |
[INFO] [stderr] 386 |             for (pos, &c) in word.iter().enumerate() {
[INFO] [stderr]     |                        ^ help: to match on the variant, qualify the path: `ascii::AsciiChar::c`
[INFO] [stderr] 
[INFO] [stderr] warning[E0170]: pattern binding `c` is named the same as one of the variants of the type `ascii::AsciiChar`
[INFO] [stderr]    --> src/lib.rs:394:20
[INFO] [stderr]     |
[INFO] [stderr] 394 |         for ((pos, c), matches) in index.into_iter() {
[INFO] [stderr]     |                    ^ help: to match on the variant, qualify the path: `ascii::AsciiChar::c`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0170`.
[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/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.rectangle.b2azgieu-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23" "/opt/rustwide/target/debug/deps/rectangle-d5de0b8552d12b23.5glayzkyhfaoppu.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-2a8b83f4baa28334/out/.libs" "-L" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librectangle-cfd18acf990ac8c1.rlib" "/opt/rustwide/target/debug/deps/libfnv-50d5f99300cf2a8b.rlib" "/opt/rustwide/target/debug/deps/libpbr-955e45e4fcbfa6d3.rlib" "/opt/rustwide/target/debug/deps/libtime-97eb8e722c812d63.rlib" "/opt/rustwide/target/debug/deps/libclap-dd5bfff76b81c933.rlib" "/opt/rustwide/target/debug/deps/libvec_map-fde7c4a229a52116.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-d995d4a484561331.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-058570a6286818eb.rlib" "/opt/rustwide/target/debug/deps/libstrsim-b32b1c93e6d2d890.rlib" "/opt/rustwide/target/debug/deps/libbitflags-c5180c3dc5cc8193.rlib" "/opt/rustwide/target/debug/deps/libatty-336685e4346cba6c.rlib" "/opt/rustwide/target/debug/deps/libansi_term-0d3bacace01cab89.rlib" "/opt/rustwide/target/debug/deps/libtyped_arena-adacd57a0740fcba.rlib" "/opt/rustwide/target/debug/deps/libcpuprofiler-d7e87ee68c9de83a.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-bfc90d52a2077a99.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-ce65bc90ed94d6e6.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-a87215e55d720003.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-3f5214b2f7abb17f.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-23a52d0c73dc2033.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-86922dddbd81b29b.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-2e7e64bf69889b18.rlib" "/opt/rustwide/target/debug/deps/libwinapi-7bb0c4db0a257e6c.rlib" "/opt/rustwide/target/debug/deps/libkernel32-2a88380f4928b946.rlib" "/opt/rustwide/target/debug/deps/liblibc-2b3577f6a779d165.rlib" "/opt/rustwide/target/debug/deps/libndarray-08e4aca18cd4764f.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-6bff74fcbc5184a2.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-94cd633a582b5f9d.rlib" "/opt/rustwide/target/debug/deps/libitertools-d23e34803a4b3c1c.rlib" "/opt/rustwide/target/debug/deps/libeither-bc395fc2860178a4.rlib" "/opt/rustwide/target/debug/deps/libmatrixmultiply-7bfbae9883cd524b.rlib" "/opt/rustwide/target/debug/deps/librawpointer-8511a3c6951f373b.rlib" "/opt/rustwide/target/debug/deps/libascii-f786a389686ba232.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1dac1a412c98f50d.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-b7841fd014bf83a1.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-338c0763450dca22.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5f2e5d11836e0967.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-81a9070bd3553adf.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-e297830377b95af4.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-b38b87f2dd197fa0.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-601015f2e15e7e26.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-439f3a589bd88586.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-57ab7e6ac23ce11f.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3aec7f88778e912a.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-b6806800b307d4b9.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-e49d7651b12f7563.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-e8266574e26adcc3.rlib" "-Wl,-Bdynamic" "-lprofiler" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lprofiler
[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 `rectangle`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e7a66e89f29cf3197a3d8a74770ad0da929e06b6101980708ce24fc7640c2eea"`
[INFO] running `"docker" "rm" "-f" "e7a66e89f29cf3197a3d8a74770ad0da929e06b6101980708ce24fc7640c2eea"`
[INFO] [stdout] e7a66e89f29cf3197a3d8a74770ad0da929e06b6101980708ce24fc7640c2eea