[INFO] cloning repository https://github.com/rocurley/rectangle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rocurley/rectangle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frocurley%2Frectangle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frocurley%2Frectangle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9b0dee46603bc5f78c33625f0d36faab8687bba
[INFO] testing rocurley/rectangle against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frocurley%2Frectangle" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rocurley/rectangle on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-0/source/Cargo.toml
[INFO] crate git repo https://github.com/rocurley/rectangle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-demangle v0.1.5
[INFO] [stderr]   Downloaded criterion-plot v0.4.0
[INFO] [stderr]   Downloaded ndarray v0.10.5
[INFO] [stderr]   Downloaded backtrace-sys v0.1.12
[INFO] [stderr]   Downloaded ascii v0.8.6
[INFO] [stderr]   Downloaded rayon v1.2.1
[INFO] [stderr]   Downloaded itertools v0.6.2
[INFO] [stderr]   Downloaded rand_xoshiro v0.3.1
[INFO] [stderr]   Downloaded matrixmultiply v0.1.13
[INFO] [stderr]   Downloaded criterion v0.3.0
[INFO] [stderr]   Downloaded typed-arena v1.3.0
[INFO] [stderr]   Downloaded rand_os v0.2.2
[INFO] [stderr]   Downloaded rayon-core v1.6.1
[INFO] [stderr]   Downloaded tinytemplate v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a65312288f9ef76d30c0f516be004df96255dac61fa38ca0692435ca480fa0e1
[INFO] running `Command { std: "docker" "start" "-a" "a65312288f9ef76d30c0f516be004df96255dac61fa38ca0692435ca480fa0e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a65312288f9ef76d30c0f516be004df96255dac61fa38ca0692435ca480fa0e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65312288f9ef76d30c0f516be004df96255dac61fa38ca0692435ca480fa0e1", kill_on_drop: false }`
[INFO] [stdout] a65312288f9ef76d30c0f516be004df96255dac61fa38ca0692435ca480fa0e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59edec0c5162b8113877915aa380e7d60cacf931fb51770179000407bd85f8ae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "59edec0c5162b8113877915aa380e7d60cacf931fb51770179000407bd85f8ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling gcc v0.3.53
[INFO] [stderr]    Compiling rustc-demangle v0.1.5
[INFO] [stderr]    Compiling matrixmultiply v0.1.13
[INFO] [stderr]    Compiling ndarray v0.10.5
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling typed-arena v1.3.0
[INFO] [stderr]    Compiling fnv v1.0.5
[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 backtrace-sys v0.1.12
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling pbr v1.0.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[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] [stdout] warning[E0170]: pattern binding `c` is named the same as one of the variants of the type `AsciiChar`
[INFO] [stdout]    --> src/lib.rs:226:19
[INFO] [stdout]     |
[INFO] [stdout] 226 |                 |&c, mut perp_slot, (perp_match, prehash)| {
[INFO] [stdout]     |                   ^ help: to match on the variant, qualify the path: `AsciiChar::c`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `c` is named the same as one of the variants of the type `AsciiChar`
[INFO] [stdout]    --> src/lib.rs:261:37
[INFO] [stdout]     |
[INFO] [stdout] 261 |             .map(|c| c.map_or('.', |c| c.as_char()))
[INFO] [stdout]     |                                     ^ help: to match on the variant, qualify the path: `AsciiChar::c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `c` is named the same as one of the variants of the type `AsciiChar`
[INFO] [stdout]    --> src/lib.rs:386:24
[INFO] [stdout]     |
[INFO] [stdout] 386 |             for (pos, &c) in word.iter().enumerate() {
[INFO] [stdout]     |                        ^ help: to match on the variant, qualify the path: `AsciiChar::c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `c` is named the same as one of the variants of the type `AsciiChar`
[INFO] [stdout]    --> src/lib.rs:394:20
[INFO] [stdout]     |
[INFO] [stdout] 394 |         for ((pos, c), matches) in index.into_iter() {
[INFO] [stdout]     |                    ^ help: to match on the variant, qualify the path: `AsciiChar::c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.rectangle.apm2k0g5-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf" "/opt/rustwide/target/debug/deps/rectangle-8bb625c99096beaf.3aiqeh7lzruzgsfk.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-115f01030a060872/out/.libs" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librectangle-b84f18108b75ba0a.rlib" "/opt/rustwide/target/debug/deps/libfnv-1047282fe0bd3f33.rlib" "/opt/rustwide/target/debug/deps/libpbr-59540e71362f56f0.rlib" "/opt/rustwide/target/debug/deps/libtime-925478b9a3977590.rlib" "/opt/rustwide/target/debug/deps/libclap-f81f071c36739b02.rlib" "/opt/rustwide/target/debug/deps/libvec_map-e7eeb295a5242dc4.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-bed373c336b26c53.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-735703656712a2f1.rlib" "/opt/rustwide/target/debug/deps/libstrsim-794cc78f848fe7af.rlib" "/opt/rustwide/target/debug/deps/libbitflags-8a5476fab5bb3232.rlib" "/opt/rustwide/target/debug/deps/libatty-281297e2d22fc7ea.rlib" "/opt/rustwide/target/debug/deps/libansi_term-4b9c56ff58f1d4f8.rlib" "/opt/rustwide/target/debug/deps/libtyped_arena-293a378be81ef6db.rlib" "/opt/rustwide/target/debug/deps/libcpuprofiler-4df977a67a09b3f7.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-3242f86e9b315a5e.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-41e6ec249c3bba3e.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-d4bf13bf153e29c8.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-815b3ca67b66f5f6.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-bd921484c40674e7.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-c27d6000f8ec05ff.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-9b859a4b43489b4d.rlib" "/opt/rustwide/target/debug/deps/libwinapi-53d291ef9733f714.rlib" "/opt/rustwide/target/debug/deps/libkernel32-5d5d19a3cac54ca4.rlib" "/opt/rustwide/target/debug/deps/liblibc-0bfe2d51e9fc3209.rlib" "/opt/rustwide/target/debug/deps/libndarray-026594a1e1c77b93.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-dd813a2011475803.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-18ca8f84fa5f1f07.rlib" "/opt/rustwide/target/debug/deps/libitertools-d5899d33f45a5092.rlib" "/opt/rustwide/target/debug/deps/libeither-371998cfbfb6d62c.rlib" "/opt/rustwide/target/debug/deps/libmatrixmultiply-963aaacf2207b718.rlib" "/opt/rustwide/target/debug/deps/librawpointer-d277d1333570e91b.rlib" "/opt/rustwide/target/debug/deps/libascii-e91b9f44b13dac39.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7444fd17919e9af0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ee2f67026959ab7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-df1bcd1e82256d04.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ed9ecf1b54021131.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0ede66bb24e94b96.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7c2de7f50940865c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b138d50085fd4683.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6576870d8f2b9ae2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-042a30c5f67b2c91.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7b3f33d3dbe385dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-90b3063cd7b22527.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-17f9484f8dc4da1e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-df38345acd9d92e1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5e10ca10bdd9e54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9e5b4162eeef2cef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-3a4e739a77468800.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f3a0c116d5e04d6.rlib" "-Wl,-Bdynamic" "-lprofiler" "-lutil" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lprofiler
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rectangle`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "59edec0c5162b8113877915aa380e7d60cacf931fb51770179000407bd85f8ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59edec0c5162b8113877915aa380e7d60cacf931fb51770179000407bd85f8ae", kill_on_drop: false }`
[INFO] [stdout] 59edec0c5162b8113877915aa380e7d60cacf931fb51770179000407bd85f8ae