[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 try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frocurley%2Frectangle" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rocurley/rectangle on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itertools v0.6.2
[INFO] [stderr]   Downloaded matrixmultiply v0.1.13
[INFO] [stderr]   Downloaded ascii v0.8.6
[INFO] [stderr]   Downloaded ndarray v0.10.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fddca04c333088d7dd4d74d53fe01d8b987424349a2b6a47680305397a621d07
[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" "fddca04c333088d7dd4d74d53fe01d8b987424349a2b6a47680305397a621d07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fddca04c333088d7dd4d74d53fe01d8b987424349a2b6a47680305397a621d07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fddca04c333088d7dd4d74d53fe01d8b987424349a2b6a47680305397a621d07", kill_on_drop: false }`
[INFO] [stdout] fddca04c333088d7dd4d74d53fe01d8b987424349a2b6a47680305397a621d07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f04c37d5d80cf89b6d69a201e28d79805d78370a1b571fab0a34433c7296b34c
[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" "f04c37d5d80cf89b6d69a201e28d79805d78370a1b571fab0a34433c7296b34c", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.53
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.5
[INFO] [stderr]    Compiling matrixmultiply v0.1.13
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling ndarray v0.10.5
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling vec_map v0.8.0
[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 dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling itertools v0.6.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling num-complex v0.1.40
[INFO] [stderr]    Compiling pbr v1.0.0
[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 `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 status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.rectangle.2dfe6e29-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60.q7xqgoa6h5sur90.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-c208be067a9a881b/out/.libs" "-L" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librectangle-bc194eff73a7f2b5.rlib" "/opt/rustwide/target/debug/deps/libfnv-ed58826af6cf3a1b.rlib" "/opt/rustwide/target/debug/deps/libpbr-ebad47d65fd31fd3.rlib" "/opt/rustwide/target/debug/deps/libtime-4cbbe2fb8b577d07.rlib" "/opt/rustwide/target/debug/deps/libclap-b47362112b170b00.rlib" "/opt/rustwide/target/debug/deps/libvec_map-ba06f2ef8ad2d239.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-9fb37bbbe6ab3dbb.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-f58e3dd3a95fa08a.rlib" "/opt/rustwide/target/debug/deps/libstrsim-4124e514b7a4f703.rlib" "/opt/rustwide/target/debug/deps/libbitflags-603a79344a96ee73.rlib" "/opt/rustwide/target/debug/deps/libatty-d3e4cefc5edf6df7.rlib" "/opt/rustwide/target/debug/deps/libansi_term-bd7b8ca88b2cc3f8.rlib" "/opt/rustwide/target/debug/deps/libtyped_arena-62745e5d69926ef9.rlib" "/opt/rustwide/target/debug/deps/libcpuprofiler-4096f4161726959f.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-100599d68a1b9db3.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-5f47b8f5c9e88167.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-43959bace7a22d34.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-4902c16d5886d648.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-f0461b4a4e1cd1bb.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-2f147641fde2e50d.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-f8afcf81f7518078.rlib" "/opt/rustwide/target/debug/deps/libwinapi-752b8c6fa8b80860.rlib" "/opt/rustwide/target/debug/deps/libkernel32-eb9071fb75aa08cb.rlib" "/opt/rustwide/target/debug/deps/liblibc-292556879ad16416.rlib" "/opt/rustwide/target/debug/deps/libndarray-812c5f70650141ae.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-d43a9394edf7d3c6.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-99b860c0f707136a.rlib" "/opt/rustwide/target/debug/deps/libitertools-f6b68302aeac4c50.rlib" "/opt/rustwide/target/debug/deps/libeither-5050b74fb95a2c2b.rlib" "/opt/rustwide/target/debug/deps/libmatrixmultiply-a5ae20c6fadd534e.rlib" "/opt/rustwide/target/debug/deps/librawpointer-8afa80d46663a974.rlib" "/opt/rustwide/target/debug/deps/libascii-95b743dac8d0ed73.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-d883bf2137e9181a.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-22ab8f3db88b586e.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-0167c9242d0931d5.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-361790a1a5505fc5.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-01c2ffe1ecd05a67.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-ec79e29a889fe805.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-001a3456e8a8331b.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e8f1404290f0f040.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-76f46d0f23360a60.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-baf0bdc5eb131895.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3a6a4ee6592d9370.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-1cc90d9dd57195f8.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0e91863ffbec5148.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-69528f2eac185ac9.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d1241f7bd234a268.rlib" "-Wl,-Bdynamic" "-lprofiler" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rectangle-072b612a63bd3b60" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[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" "f04c37d5d80cf89b6d69a201e28d79805d78370a1b571fab0a34433c7296b34c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f04c37d5d80cf89b6d69a201e28d79805d78370a1b571fab0a34433c7296b34c", kill_on_drop: false }`
[INFO] [stdout] f04c37d5d80cf89b6d69a201e28d79805d78370a1b571fab0a34433c7296b34c