[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 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fpng2sixel" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/museun/png2sixel on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-68/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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13a9ecf8ba4d2892daca77009be0c47aa1fb3f824ade8f5e990fd2ec939ff55b
[INFO] running `Command { std: "docker" "start" "-a" "13a9ecf8ba4d2892daca77009be0c47aa1fb3f824ade8f5e990fd2ec939ff55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13a9ecf8ba4d2892daca77009be0c47aa1fb3f824ade8f5e990fd2ec939ff55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13a9ecf8ba4d2892daca77009be0c47aa1fb3f824ade8f5e990fd2ec939ff55b", kill_on_drop: false }`
[INFO] [stdout] 13a9ecf8ba4d2892daca77009be0c47aa1fb3f824ade8f5e990fd2ec939ff55b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7d4df02ab390193bdacd53a13515d11eca2ef135578346a113c18c767923143
[INFO] running `Command { std: "docker" "start" "-a" "e7d4df02ab390193bdacd53a13515d11eca2ef135578346a113c18c767923143", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling deflate v0.7.19
[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-a5e4e99ea024d536.png2sixel.disgksh1-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.png2sixel.disgksh1-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.png2sixel.disgksh1-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.png2sixel.disgksh1-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.png2sixel.disgksh1-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.png2sixel.disgksh1-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.png2sixel.disgksh1-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.png2sixel.disgksh1-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.png2sixel.disgksh1-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.png2sixel.disgksh1-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.png2sixel.disgksh1-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.png2sixel.disgksh1-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.png2sixel.disgksh1-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.png2sixel.disgksh1-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.png2sixel.disgksh1-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.png2sixel.disgksh1-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536.1btgnm96c3o0kx7.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lsixel" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libimage-78d9599d0f93ec8f.rlib" "/opt/rustwide/target/debug/deps/libpng-cd3527811c9bbfa0.rlib" "/opt/rustwide/target/debug/deps/libdeflate-d0318271466033f2.rlib" "/opt/rustwide/target/debug/deps/libinflate-c724ceb5c79034ea.rlib" "/opt/rustwide/target/debug/deps/libadler32-6f1c368293731f61.rlib" "/opt/rustwide/target/debug/deps/libbitflags-b342a0414369ae71.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-015594b4a487d774.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-b7b2cb3d4c9496b6.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-db4d183109f70fac.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-41b0918ec22bd961.rlib" "/opt/rustwide/target/debug/deps/liblzw-297107eb927d29ad.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-b2edf1a3442eb2a9.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-2420485b9e5ef5e1.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-785e3cb61c4b1960.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-087191a88bdaa22d.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9981842c02975178.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6fb405869b015fde.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d05c5c3c56004b7b.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-42d74d2097528b38.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-fb36534c113d2209.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-b56b9042c12b6535.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-491902d6cb3e76df.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-61834e0981b8c367.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-f78aa99d613a55bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-53ee54cd7fed2c57.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-544ecdbd6cda3c58.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-379cc252b6943a79.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8063eea38dcc5e62.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5b228734afae15ee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d6c7a399d95d173f.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/png2sixel-a5e4e99ea024d536" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-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] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `png2sixel`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e7d4df02ab390193bdacd53a13515d11eca2ef135578346a113c18c767923143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7d4df02ab390193bdacd53a13515d11eca2ef135578346a113c18c767923143", kill_on_drop: false }`
[INFO] [stdout] e7d4df02ab390193bdacd53a13515d11eca2ef135578346a113c18c767923143
