[INFO] updating cached repository https://github.com/lgarczyn/ImproVe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4bf05c5fe012f93960952d7c0922aa4c8091d241
[INFO] testing lgarczyn/ImproVe against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flgarczyn%2FImproVe" "/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/lgarczyn/ImproVe on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lgarczyn/ImproVe
[INFO] finished tweaking git repo https://github.com/lgarczyn/ImproVe
[INFO] tweaked toml for git repo https://github.com/lgarczyn/ImproVe written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30a685f63756b09f5dbd7c6ff2c4c099355b48a8c0b88f8ebe7553d1b4112f18
[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" "30a685f63756b09f5dbd7c6ff2c4c099355b48a8c0b88f8ebe7553d1b4112f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30a685f63756b09f5dbd7c6ff2c4c099355b48a8c0b88f8ebe7553d1b4112f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30a685f63756b09f5dbd7c6ff2c4c099355b48a8c0b88f8ebe7553d1b4112f18", kill_on_drop: false }`
[INFO] [stdout] 30a685f63756b09f5dbd7c6ff2c4c099355b48a8c0b88f8ebe7553d1b4112f18
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edfbaafc7f5b1584d547a66d1954f9bee52d81145a9b01c191336cc7439fd820
[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" "edfbaafc7f5b1584d547a66d1954f9bee52d81145a9b01c191336cc7439fd820", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling strength_reduce v0.2.3
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling transpose v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling clap v2.33.2
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling noisy_float v0.1.12
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rustfft v3.0.1
[INFO] [stderr]    Compiling enum-iterator-derive v0.6.0
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling enum-iterator v0.6.0
[INFO] [stderr]    Compiling improve 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" "-L" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.improve.3cev6jay-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226" "/opt/rustwide/target/debug/deps/improve-ad1a0b240a416226.2x4qyz2jzmelx7gt.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libtermion-aadf09dbc219fc34.rlib" "/opt/rustwide/target/debug/deps/libnumtoa-e142759534489820.rlib" "/opt/rustwide/target/debug/deps/libenum_iterator-8d46e10815d885e6.rlib" "/opt/rustwide/target/debug/deps/librustfft-7172597b5566fb45.rlib" "/opt/rustwide/target/debug/deps/libtranspose-cf0bc2b7d8df1dc6.rlib" "/opt/rustwide/target/debug/deps/libstrength_reduce-53d0ebab8d392830.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-c2a60ba613427157.rlib" "/opt/rustwide/target/debug/deps/libpalette-42d18946caa47ec0.rlib" "/opt/rustwide/target/debug/deps/libphf-8fb4a774e081c05e.rlib" "/opt/rustwide/target/debug/deps/libphf_shared-451a29a144b757b1.rlib" "/opt/rustwide/target/debug/deps/libsiphasher-5160302f76c5f4ec.rlib" "/opt/rustwide/target/debug/deps/libapprox-feffb5674189a5c4.rlib" "/opt/rustwide/target/debug/deps/libitertools-5ee5ce1243b8320e.rlib" "/opt/rustwide/target/debug/deps/libeither-73ae1ee3c5bcec7c.rlib" "/opt/rustwide/target/debug/deps/libsdl2-306d9403615cfb15.rlib" "/opt/rustwide/target/debug/deps/librand-b05d96629f41a435.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-3611bc5d61c3f74c.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-761544fc5ed0f25b.rlib" "/opt/rustwide/target/debug/deps/librand_hc-1b8885716260aa60.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-479d8eedea9b37b1.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-47553c89822b504a.rlib" "/opt/rustwide/target/debug/deps/librand_core-ee1ffb7b5dda89a8.rlib" "/opt/rustwide/target/debug/deps/librand_os-2d0c1e94a7457c5b.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-72bd4b97e9cc301b.rlib" "/opt/rustwide/target/debug/deps/librand_core-e518367578511208.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-6fb050e1e3079c26.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-660ab907323d6aba.rlib" "/opt/rustwide/target/debug/deps/libnum-e3679838df648afd.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-f733c6b77dc722ee.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-f84db87ac40dfc9a.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-dab92e4a7c3b6ca2.rlib" "/opt/rustwide/target/debug/deps/libclap-ae8f867ba4c1f658.rlib" "/opt/rustwide/target/debug/deps/libvec_map-5ed6abe592476fba.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-1a72232698cd41b8.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-af7c86705d0a2dbc.rlib" "/opt/rustwide/target/debug/deps/libstrsim-634e26f9ad594cf1.rlib" "/opt/rustwide/target/debug/deps/libbitflags-02fffe573fe5be1a.rlib" "/opt/rustwide/target/debug/deps/libatty-ec605c38cac3edca.rlib" "/opt/rustwide/target/debug/deps/liblibc-809b3ff95751964d.rlib" "/opt/rustwide/target/debug/deps/libansi_term-a7bdbb1c1b6d9ee6.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-8bb11f807a7b6b4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-ca8087507780d964.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-259c92b387c1c166.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-16e0a2fbbb8e14b3.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-8a1651b8e23d2aaf.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-23bdd98b0574083e.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-855a92055ec33e2e.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-24c70dd44fbacdfb.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-b326273841bae587.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-ac3c1f0e16507051.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5729542b65954aa.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-09bd1119ab1cad7d.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9a787681bfbeaf61.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-5a0398ee67f74664.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_ttf" "-lutil" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[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 `improve`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "edfbaafc7f5b1584d547a66d1954f9bee52d81145a9b01c191336cc7439fd820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edfbaafc7f5b1584d547a66d1954f9bee52d81145a9b01c191336cc7439fd820", kill_on_drop: false }`
[INFO] [stdout] edfbaafc7f5b1584d547a66d1954f9bee52d81145a9b01c191336cc7439fd820