[INFO] cloning repository https://github.com/museun/png2sixel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/museun/png2sixel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fpng2sixel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fpng2sixel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b201a62d3b8f2f2e6a0869381d7b2587425ba116
[INFO] testing museun/png2sixel against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fpng2sixel" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/museun/png2sixel on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/museun/png2sixel
[INFO] finished tweaking git repo https://github.com/museun/png2sixel
[INFO] tweaked toml for git repo https://github.com/museun/png2sixel written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/museun/png2sixel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e7aedb9b135b79096c62d67a4f57c5241d162ebe6b5d7b53754abdf3723e323
[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" "1e7aedb9b135b79096c62d67a4f57c5241d162ebe6b5d7b53754abdf3723e323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e7aedb9b135b79096c62d67a4f57c5241d162ebe6b5d7b53754abdf3723e323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e7aedb9b135b79096c62d67a4f57c5241d162ebe6b5d7b53754abdf3723e323", kill_on_drop: false }`
[INFO] [stdout] 1e7aedb9b135b79096c62d67a4f57c5241d162ebe6b5d7b53754abdf3723e323
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 053012a6e07cefea90bdc193a2626fccc6f04cc57a17144195bdeef06fa79824
[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" "053012a6e07cefea90bdc193a2626fccc6f04cc57a17144195bdeef06fa79824", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling png v0.14.0
[INFO] [stderr]    Compiling image v0.21.1
[INFO] [stderr]    Compiling png2sixel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.png2sixel.1514e0f4-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6.2jyyo3orh74sj568.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lsixel" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libimage-a864b51201ff0cd6.rlib" "/opt/rustwide/target/debug/deps/libpng-777897fd6849ef85.rlib" "/opt/rustwide/target/debug/deps/libdeflate-fc0557627770ef17.rlib" "/opt/rustwide/target/debug/deps/libinflate-6b489ea295c431dd.rlib" "/opt/rustwide/target/debug/deps/libadler32-c02bb474b1c06caf.rlib" "/opt/rustwide/target/debug/deps/libbitflags-257fd09b908c4179.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-1f1468d395f00341.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-ce51c1bb143ea0f0.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-162495bd6bcbc8c6.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-9486a05c2fb1b639.rlib" "/opt/rustwide/target/debug/deps/liblzw-7b67818fa924d644.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-712ff8f83444d848.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-1b145d9fcdc08832.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b037ee6b77e2ff0.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9635a64fca0ebd28.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-a7574eb9bb7a8fc5.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-f5fa1dc334dcaeeb.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-6ee570a898e75ef0.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-afb62f29a0815772.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-a632746535fd9988.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-25acc307bcb1d7b6.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-377721a625f6ace7.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-43c01431c8a4ee6f.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5f74725679453254.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-2b35d8999819161d.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-a81f2980c3f58cf2.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-57b4679830289815.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2a6a2797f7a73818.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0e3656b1fda5fd7b.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-13b419dfbcf9c1f8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/png2sixel-f6a334a73e4f98d6" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lsixel
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `png2sixel` due to 2 previous errors
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "053012a6e07cefea90bdc193a2626fccc6f04cc57a17144195bdeef06fa79824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "053012a6e07cefea90bdc193a2626fccc6f04cc57a17144195bdeef06fa79824", kill_on_drop: false }`
[INFO] [stdout] 053012a6e07cefea90bdc193a2626fccc6f04cc57a17144195bdeef06fa79824