[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-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frocurley%2Frectangle" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[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 beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "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-2/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-2020-10-09" "fetch" "--locked" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray v0.10.5
[INFO] [stderr]   Downloaded ascii v0.8.6
[INFO] [stderr]   Downloaded itertools v0.6.2
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88b9effd9bef0ff507c2d92b0324d382a2d95befed1763bb7964dee23d2d550f
[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" "88b9effd9bef0ff507c2d92b0324d382a2d95befed1763bb7964dee23d2d550f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88b9effd9bef0ff507c2d92b0324d382a2d95befed1763bb7964dee23d2d550f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88b9effd9bef0ff507c2d92b0324d382a2d95befed1763bb7964dee23d2d550f", kill_on_drop: false }`
[INFO] [stdout] 88b9effd9bef0ff507c2d92b0324d382a2d95befed1763bb7964dee23d2d550f
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1461351f61ea2515c9b9c2aca241018395637503601e1c330f32d0880fa8445
[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" "c1461351f61ea2515c9b9c2aca241018395637503601e1c330f32d0880fa8445", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.53
[INFO] [stderr]    Compiling matrixmultiply v0.1.13
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling ndarray v0.10.5
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling typed-arena v1.3.0
[INFO] [stderr]    Compiling ascii v0.8.6
[INFO] [stderr]    Compiling num-complex v0.1.40
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling itertools v0.6.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling pbr v1.0.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.12
[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-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.rectangle.2tvxl9fy-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a" "/opt/rustwide/target/debug/deps/rectangle-4f93db3a86ed634a.11zvobap1x9mnbbs.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-bbf4e1f5fc92104e/out/.libs" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librectangle-5764c5d8e76c4ca0.rlib" "/opt/rustwide/target/debug/deps/libfnv-8892e337f4b8c0de.rlib" "/opt/rustwide/target/debug/deps/libpbr-4ec4b9fe70c4cc1c.rlib" "/opt/rustwide/target/debug/deps/libtime-55030b9d442f6395.rlib" "/opt/rustwide/target/debug/deps/libclap-1855778843701c9b.rlib" "/opt/rustwide/target/debug/deps/libvec_map-45202d094b3e0d24.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-c06f27a8c4159cc8.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-8ff114a7f3d3d608.rlib" "/opt/rustwide/target/debug/deps/libstrsim-22d7efa33182e3c6.rlib" "/opt/rustwide/target/debug/deps/libbitflags-ef3b499484556621.rlib" "/opt/rustwide/target/debug/deps/libatty-90aece1152023ac3.rlib" "/opt/rustwide/target/debug/deps/libansi_term-fe7bdec5ded10333.rlib" "/opt/rustwide/target/debug/deps/libtyped_arena-0e4bfee960dc615c.rlib" "/opt/rustwide/target/debug/deps/libcpuprofiler-e4f3497d3c31077f.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-280e248ee9239f3d.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-aa88d334c184b1f5.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-8e1c2af072279f98.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-7652f69d3867519e.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-e25cf16d7b9013c8.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-c9fbad6ac4100047.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-a8e91854f2a89c0f.rlib" "/opt/rustwide/target/debug/deps/libwinapi-08f0135bab856b5b.rlib" "/opt/rustwide/target/debug/deps/libkernel32-cceb62b1a55bf6d7.rlib" "/opt/rustwide/target/debug/deps/liblibc-788ccbe2475f8bf2.rlib" "/opt/rustwide/target/debug/deps/libndarray-3f446754c462c8e0.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-37929ecb8f84640d.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-a67e504177d5f395.rlib" "/opt/rustwide/target/debug/deps/libitertools-91a150ffefdc17bd.rlib" "/opt/rustwide/target/debug/deps/libeither-b3333a518fee319b.rlib" "/opt/rustwide/target/debug/deps/libmatrixmultiply-553be6eb905ecd0b.rlib" "/opt/rustwide/target/debug/deps/librawpointer-6e70b81014f9f8f5.rlib" "/opt/rustwide/target/debug/deps/libascii-acac3e65fbd3bff1.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-3532beb752f910d7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-3529ece450b7f3c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-23e8f582a6744f80.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-5e7e0793b29cbf78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-253e0736424ceb78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-b6fd484888124c85.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-cca4d20e4b53839c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0a7401891c2a4f50.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-efbb25e073df787e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-25965457612624bc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-09058283ea779342.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-ab973dacc0513511.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b437d6640b1f764b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-8cc0b2380206399c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-727cdf2b6a468113.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cf4d442d877ea2f4.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-7e5b6df427ca977c.rlib" "-Wl,-Bdynamic" "-lprofiler" "-lutil" "-lutil" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[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" "c1461351f61ea2515c9b9c2aca241018395637503601e1c330f32d0880fa8445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1461351f61ea2515c9b9c2aca241018395637503601e1c330f32d0880fa8445", kill_on_drop: false }`
[INFO] [stdout] c1461351f61ea2515c9b9c2aca241018395637503601e1c330f32d0880fa8445
