[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 1.47.0 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-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 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 793ff81b14550accd218527cd1bda782639aa0486fa2cb8027481198a05cb76d
[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" "793ff81b14550accd218527cd1bda782639aa0486fa2cb8027481198a05cb76d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "793ff81b14550accd218527cd1bda782639aa0486fa2cb8027481198a05cb76d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "793ff81b14550accd218527cd1bda782639aa0486fa2cb8027481198a05cb76d", kill_on_drop: false }`
[INFO] [stdout] 793ff81b14550accd218527cd1bda782639aa0486fa2cb8027481198a05cb76d
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51b6230ebec2c2b08826956c975d8df9c94534ba398c0583080d1a47bb98efe0
[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" "51b6230ebec2c2b08826956c975d8df9c94534ba398c0583080d1a47bb98efe0", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.53
[INFO] [stderr]    Compiling backtrace v0.2.3
[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 num-traits v0.1.40
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling ascii v0.8.6
[INFO] [stderr]    Compiling typed-arena v1.3.0
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling itertools v0.6.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling pbr v1.0.0
[INFO] [stderr]    Compiling num-complex v0.1.40
[INFO] [stderr]    Compiling backtrace-sys v0.1.12
[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 `ascii::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: `ascii::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 `ascii::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: `ascii::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 `ascii::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: `ascii::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 `ascii::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: `ascii::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/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.rectangle.75amkxr5-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787" "/opt/rustwide/target/debug/deps/rectangle-bf0765054a87d787.1ve0i96x2lblcrg7.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-cf8bf32e0f20cb1f/out/.libs" "-L" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librectangle-09418bbfe7db1327.rlib" "/opt/rustwide/target/debug/deps/libfnv-813e29eef9b01b40.rlib" "/opt/rustwide/target/debug/deps/libpbr-af213076139e56d0.rlib" "/opt/rustwide/target/debug/deps/libtime-46fd3231f10d86a3.rlib" "/opt/rustwide/target/debug/deps/libclap-135acbbf26a403ce.rlib" "/opt/rustwide/target/debug/deps/libvec_map-3839d0a8d14d7ed3.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-feff4d70bc367ec4.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-601d20444fd23708.rlib" "/opt/rustwide/target/debug/deps/libstrsim-b4c20f59be0036a3.rlib" "/opt/rustwide/target/debug/deps/libbitflags-e8b42ad6d332332e.rlib" "/opt/rustwide/target/debug/deps/libatty-3373174e3bced85d.rlib" "/opt/rustwide/target/debug/deps/libansi_term-aefa377f3787504e.rlib" "/opt/rustwide/target/debug/deps/libtyped_arena-b5f24a0092f1b1a2.rlib" "/opt/rustwide/target/debug/deps/libcpuprofiler-7a3a936f19e2f99e.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-39661bce95f1468f.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-14a0a9fd1086fd7e.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-51da705ec3ba57af.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-ebd105970b90bacd.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-694808abe13a80b2.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-4ae6418f2ce383af.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-720313caad178130.rlib" "/opt/rustwide/target/debug/deps/libwinapi-2b3c8de3012066b8.rlib" "/opt/rustwide/target/debug/deps/libkernel32-7b1b1e9c00963030.rlib" "/opt/rustwide/target/debug/deps/liblibc-07f2f9ea6565538a.rlib" "/opt/rustwide/target/debug/deps/libndarray-eb5063d5f9f3fad9.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-bb97a4d4ad5614e3.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-f98e7f90b885f0d6.rlib" "/opt/rustwide/target/debug/deps/libitertools-8b4a150313b9499b.rlib" "/opt/rustwide/target/debug/deps/libeither-4ad1d90e40efada3.rlib" "/opt/rustwide/target/debug/deps/libmatrixmultiply-5e98a9c9aaa3fb5d.rlib" "/opt/rustwide/target/debug/deps/librawpointer-f84a4a38f6874be4.rlib" "/opt/rustwide/target/debug/deps/libascii-2c1c49e411291597.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-f14aca24435a5414.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-48d342a8b48d1d01.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-14bc0820888c8eb3.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9cbd9e217bff06bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-31826136df98934e.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-075976a117c8fd5d.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-2d5cbedfbf17a011.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0474372ff08c5319.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d437c34460d2315a.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-fb61ed1b8cc4de79.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bf76d1b643bfc9f0.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a1b53aa7fddcf418.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-28585e57fac45c73.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-64801769bc15ab28.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-541997b56bb98660.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cdea3c81adab3d12.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-cd9f15a39fb65cbc.rlib" "-Wl,-Bdynamic" "-lprofiler" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-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] [stderr] error: could not compile `rectangle`.
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "51b6230ebec2c2b08826956c975d8df9c94534ba398c0583080d1a47bb98efe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51b6230ebec2c2b08826956c975d8df9c94534ba398c0583080d1a47bb98efe0", kill_on_drop: false }`
[INFO] [stdout] 51b6230ebec2c2b08826956c975d8df9c94534ba398c0583080d1a47bb98efe0
