[INFO] cloning repository https://github.com/taosx/rustlings-solutions
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/taosx/rustlings-solutions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaosx%2Frustlings-solutions", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaosx%2Frustlings-solutions'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9de5eda28f29e5097bc4f78125e46bb3bb39197e
[INFO] testing taosx/rustlings-solutions against 1.64.0 for beta-1.65-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaosx%2Frustlings-solutions" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/taosx/rustlings-solutions on toolchain 1.64.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.64.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/taosx/rustlings-solutions
[INFO] finished tweaking git repo https://github.com/taosx/rustlings-solutions
[INFO] tweaked toml for git repo https://github.com/taosx/rustlings-solutions written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/taosx/rustlings-solutions already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.64.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+1.64.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdee0b3c535e1a11a073a45efadb35a4b9164a3c06a26a66da352e239d01376e
[INFO] running `Command { std: "docker" "start" "-a" "fdee0b3c535e1a11a073a45efadb35a4b9164a3c06a26a66da352e239d01376e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdee0b3c535e1a11a073a45efadb35a4b9164a3c06a26a66da352e239d01376e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdee0b3c535e1a11a073a45efadb35a4b9164a3c06a26a66da352e239d01376e", kill_on_drop: false }`
[INFO] [stdout] fdee0b3c535e1a11a073a45efadb35a4b9164a3c06a26a66da352e239d01376e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+1.64.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bd309c1305339db397f2386ba84761d65271fcc7d537160f2768c217ba54d87
[INFO] running `Command { std: "docker" "start" "-a" "2bd309c1305339db397f2386ba84761d65271fcc7d537160f2768c217ba54d87", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling lock_api v0.2.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[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 num-traits v0.2.8
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling clicolors-control v1.0.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling filetime v0.2.5
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling inotify v0.7.0
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling number_prefix v0.2.8
[INFO] [stderr]    Compiling notify v4.0.15
[INFO] [stderr]    Compiling console v0.8.0
[INFO] [stderr]    Compiling console v0.7.7
[INFO] [stderr]    Compiling indicatif v0.10.3
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling rustlings v4.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/tmp/rustcGZbK0M/symbols.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.rustlings.ba6a2cb8-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a.3e9mljnlv5zyy6ti.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libtoml-648f5a85788d3de1.rlib" "/opt/rustwide/target/debug/deps/libindicatif-95a41a51d65c2cf3.rlib" "/opt/rustwide/target/debug/deps/libnumber_prefix-22c31d3dc16f2f39.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-ed83627d55ea6a97.rlib" "/opt/rustwide/target/debug/deps/libconsole-ac456a85a9e51b69.rlib" "/opt/rustwide/target/debug/deps/libserde-1588c0a59a4d04e8.rlib" "/opt/rustwide/target/debug/deps/libnotify-1e8d8b0ffbea3b7a.rlib" "/opt/rustwide/target/debug/deps/libwalkdir-8daf9c0e8d8f2b99.rlib" "/opt/rustwide/target/debug/deps/libsame_file-f8c91d66626284c3.rlib" "/opt/rustwide/target/debug/deps/libinotify-87cf7925afcaf3d3.rlib" "/opt/rustwide/target/debug/deps/libinotify_sys-beabd77f1422d2e5.rlib" "/opt/rustwide/target/debug/deps/libmio_extras-c5239e3d592224ca.rlib" "/opt/rustwide/target/debug/deps/liblazycell-d64054ca6d840661.rlib" "/opt/rustwide/target/debug/deps/libmio-9d02a6db77788dde.rlib" "/opt/rustwide/target/debug/deps/liblog-c68581c9c1045433.rlib" "/opt/rustwide/target/debug/deps/libslab-e239f72664af1f11.rlib" "/opt/rustwide/target/debug/deps/libiovec-73b3b8d160869b65.rlib" "/opt/rustwide/target/debug/deps/libnet2-c5e41fbe98142433.rlib" "/opt/rustwide/target/debug/deps/libfiletime-5353c34ce2c35396.rlib" "/opt/rustwide/target/debug/deps/libconsole-e92a21bef85bdaf0.rlib" "/opt/rustwide/target/debug/deps/libregex-34d1c198311176d9.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-e33c1a622f83e306.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-f83bf5b29d4995e9.rlib" "/opt/rustwide/target/debug/deps/libucd_util-1998cce26209e10a.rlib" "/opt/rustwide/target/debug/deps/libthread_local-d8038783ed2f7348.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-a6eda71c639defcb.rlib" "/opt/rustwide/target/debug/deps/libmemchr-8514673de7303717.rlib" "/opt/rustwide/target/debug/deps/libparking_lot-133121fd1c230bf8.rlib" "/opt/rustwide/target/debug/deps/libparking_lot_core-12d6426b3322fc15.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-5349c06959281c03.rlib" "/opt/rustwide/target/debug/deps/librand-8d13b675b4b885c2.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-05609d87361d7c0b.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-5e6bd77a271070ec.rlib" "/opt/rustwide/target/debug/deps/librand_hc-be62131729b4b6be.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-f1f01428d26601bf.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-cd27b739292e4fb9.rlib" "/opt/rustwide/target/debug/deps/librand_core-b91a9def0235e34a.rlib" "/opt/rustwide/target/debug/deps/librand_os-84ae3e8b799df47e.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-0abc285ea6a42487.rlib" "/opt/rustwide/target/debug/deps/librand_core-d66d5a62cfd7463f.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-7ad15495b32eb587.rlib" "/opt/rustwide/target/debug/deps/liblock_api-5f9bdee3831d99ca.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-6b9d84e25825b810.rlib" "/opt/rustwide/target/debug/deps/libclicolors_control-1ad7c9089422715b.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-9fc293fa9df57eab.rlib" "/opt/rustwide/target/debug/deps/libtermios-3f6a940b1ed6c5f3.rlib" "/opt/rustwide/target/debug/deps/libclap-e386149c6e319ef9.rlib" "/opt/rustwide/target/debug/deps/libvec_map-bfc830b8daec34b4.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-67a682741df79ad3.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-cf5d1e36839eaf78.rlib" "/opt/rustwide/target/debug/deps/libstrsim-e999f367bae22d7a.rlib" "/opt/rustwide/target/debug/deps/libbitflags-24b967f70ffa93f8.rlib" "/opt/rustwide/target/debug/deps/libatty-24cfc3ce9ae3e2b9.rlib" "/opt/rustwide/target/debug/deps/liblibc-265de7f823e2e7ff.rlib" "/opt/rustwide/target/debug/deps/libansi_term-e9b59a17b3cfed29.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-5670385a2fe8b60b.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-fd56ba6dbf7aaecc.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-b8acf8e5c2e85baa.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-1706edefffdca0a2.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-f483302e0b13708e.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-725b0718fc18e1ed.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-de685fcf2157e6fb.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-f613ac3eda05b9ff.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-3de98a7d049af6a1.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-c12183655bdce152.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-0fc7beea925de7e3.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8c34825485bf59dc.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-ba5f7e926e729d81.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-643de0950163a839.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-539ea2f72ef89687.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-871432094bb4c885.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-ef1a8ee61f2e39bf.rlib" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-f1646747442c1c7b.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ff283b4bf550fa1c.rlib" "-Wl,-Bdynamic" "-lc" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.64.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rustlings-a7ca2f7f2eb34c2a" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: 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 `rustlings` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "2bd309c1305339db397f2386ba84761d65271fcc7d537160f2768c217ba54d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bd309c1305339db397f2386ba84761d65271fcc7d537160f2768c217ba54d87", kill_on_drop: false }`
[INFO] [stdout] 2bd309c1305339db397f2386ba84761d65271fcc7d537160f2768c217ba54d87