[INFO] cloning repository https://github.com/defuse/fft-anything
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/defuse/fft-anything" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefuse%2Ffft-anything", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefuse%2Ffft-anything'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a74499aacb904b8ee849c63a17f6391fdaa0e14c
[INFO] testing defuse/fft-anything against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefuse%2Ffft-anything" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/defuse/fft-anything on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/defuse/fft-anything
[INFO] finished tweaking git repo https://github.com/defuse/fft-anything
[INFO] tweaked toml for git repo https://github.com/defuse/fft-anything written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/defuse/fft-anything already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3168095adc61438b66f57e886d2f6183dd8f90c1207040b993894f8f19264f85
[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" "3168095adc61438b66f57e886d2f6183dd8f90c1207040b993894f8f19264f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3168095adc61438b66f57e886d2f6183dd8f90c1207040b993894f8f19264f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3168095adc61438b66f57e886d2f6183dd8f90c1207040b993894f8f19264f85", kill_on_drop: false }`
[INFO] [stdout] 3168095adc61438b66f57e886d2f6183dd8f90c1207040b993894f8f19264f85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", 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] e457ab295d11959a2bce6e548586902bf1c588216b915269e4d7ceafabde5512
[INFO] running `Command { std: "docker" "start" "-a" "e457ab295d11959a2bce6e548586902bf1c588216b915269e4d7ceafabde5512", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling sdl2 v0.34.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling strength_reduce v0.2.3
[INFO] [stderr]    Compiling transpose v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling sdl2-sys v0.34.0
[INFO] [stderr]    Compiling deflate v0.8.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling png v0.16.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling rustfft v3.0.1
[INFO] [stderr]    Compiling ctrlc v3.1.4
[INFO] [stderr]    Compiling fft-anything v0.1.0 (/opt/rustwide/workdir)
[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/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.fft_anything.at3c4gy8-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a" "/opt/rustwide/target/debug/deps/fft_anything-8b7c2c129e5e8e3a.3uwkrnmy9sh6ytue.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libpng-8f1deddd18f32c34.rlib" "/opt/rustwide/target/debug/deps/libinflate-6f9440fa9dd3a21e.rlib" "/opt/rustwide/target/debug/deps/libcrc32fast-79c232c3cb45e5c6.rlib" "/opt/rustwide/target/debug/deps/libdeflate-f7ebcf65f93cd845.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-04b16b37fbc1beb3.rlib" "/opt/rustwide/target/debug/deps/libadler32-fe29fbb16da6965c.rlib" "/opt/rustwide/target/debug/deps/libctrlc-e35e13c9799047c0.rlib" "/opt/rustwide/target/debug/deps/libnix-09872371c2ba5770.rlib" "/opt/rustwide/target/debug/deps/libvoid-90ec4b4a2f3d40d2.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-b10e0993eefc366b.rlib" "/opt/rustwide/target/debug/deps/libclap-9d2f6808886c49d5.rlib" "/opt/rustwide/target/debug/deps/libvec_map-97b2d50686bf36e9.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-9c8afc33c4d7176e.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-382bc28e71ec1b15.rlib" "/opt/rustwide/target/debug/deps/libstrsim-8b805b0832095d99.rlib" "/opt/rustwide/target/debug/deps/libatty-3b42f6b7831f304f.rlib" "/opt/rustwide/target/debug/deps/libansi_term-017778a055950e81.rlib" "/opt/rustwide/target/debug/deps/libsdl2-963db8687425b74d.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-0f1ecbf97bac19e0.rlib" "/opt/rustwide/target/debug/deps/libbitflags-de31228f2c0549ed.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib" "/opt/rustwide/target/debug/deps/liblibc-894286c30f7d6621.rlib" "/opt/rustwide/target/debug/deps/librustfft-8cb733a32c6cdb9b.rlib" "/opt/rustwide/target/debug/deps/libtranspose-ef8120edcb9f1d11.rlib" "/opt/rustwide/target/debug/deps/libstrength_reduce-6fc2ed700f5150fd.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-ac2ece3ab5b781d3.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-9d4dd5f43ee692b6.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-7e3820fe1ecdfec3.rlib" "/opt/rustwide/target/debug/deps/libhound-580424e99f5f8100.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_ttf" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[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 `fft-anything`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e457ab295d11959a2bce6e548586902bf1c588216b915269e4d7ceafabde5512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e457ab295d11959a2bce6e548586902bf1c588216b915269e4d7ceafabde5512", kill_on_drop: false }`
[INFO] [stdout] e457ab295d11959a2bce6e548586902bf1c588216b915269e4d7ceafabde5512