[INFO] cloning repository https://github.com/kompendium-llc/fct-vanitygen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kompendium-llc/fct-vanitygen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkompendium-llc%2Ffct-vanitygen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkompendium-llc%2Ffct-vanitygen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f09dc1f1eefab54b4c98c693722945a23b3edd71
[INFO] building kompendium-llc/fct-vanitygen against try#23647e694de8d0904848ad068b2e0ec2dd098c37+target=wasm32-wasip1 for pr-149868
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkompendium-llc%2Ffct-vanitygen" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kompendium-llc/fct-vanitygen
[INFO] finished tweaking git repo https://github.com/kompendium-llc/fct-vanitygen
[INFO] tweaked toml for git repo https://github.com/kompendium-llc/fct-vanitygen written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kompendium-llc/fct-vanitygen on toolchain 23647e694de8d0904848ad068b2e0ec2dd098c37
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kompendium-llc/fct-vanitygen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b192a776c2fa4988e6d48034ecd750d8d056925c5c5ae2c9306b79572d7cb95d
[INFO] running `Command { std: "docker" "start" "-a" "b192a776c2fa4988e6d48034ecd750d8d056925c5c5ae2c9306b79572d7cb95d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b192a776c2fa4988e6d48034ecd750d8d056925c5c5ae2c9306b79572d7cb95d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b192a776c2fa4988e6d48034ecd750d8d056925c5c5ae2c9306b79572d7cb95d", kill_on_drop: false }`
[INFO] [stdout] b192a776c2fa4988e6d48034ecd750d8d056925c5c5ae2c9306b79572d7cb95d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "build" "--frozen" "--message-format=json" "--target" "wasm32-wasip1", kill_on_drop: false }`
[INFO] [stdout] 523b52872519c7c6e4a96290df8e271e35df4ffd00daa58de40cf1a367639a46
[INFO] running `Command { std: "docker" "start" "-a" "523b52872519c7c6e4a96290df8e271e35df4ffd00daa58de40cf1a367639a46", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling libc v0.2.57
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling subtle v2.1.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling bs58 v0.2.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling curve25519-dalek v1.1.4
[INFO] [stderr]    Compiling ed25519-dalek v0.9.1
[INFO] [stderr]    Compiling fct-vanitygen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let mut count: u64 = 0;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut start = time::Instant::now();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]   --> src/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let mut count: u64 = 0;
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut start = time::Instant::now();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `rust-lld` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "rust-lld" "-flavor" "wasm" "--export" "__main_void" "-z" "stack-size=1048576" "--stack-first" "--no-demangle" "<sysroot>/lib/rustlib/wasm32-wasip1/lib/self-contained/crt1-command.o" "<3 object files omitted>" "<sysroot>/lib/rustlib/wasm32-wasip1/lib/libpanic_abort-*.rlib" "/opt/rustwide/target/wasm32-wasip1/debug/deps/{libbs58-dfe29f18bc3cb607,librayon-c3c0fa35edf48540,libeither-1e99cad3fba52ca8,librayon_core-708801b61b08bb03,libnum_cpus-80bb637327754f6c,liblibc-e93cb4f5db63826c,libcrossbeam_deque-e802f2f50ab44038,libcrossbeam_epoch-9f755a7726e7bea3,libscopeguard-7c97ce53c591b103,libmemoffset-1d7d3b77267c51e6,libcrossbeam_utils-b31095121e3a5182,libcfg_if-e3689acfdca55ebb,libarrayvec-5c06a726eccbd23f,libnodrop-8745a41c2fc3c10f,libregex-42796d45e8d54c2d,libutf8_ranges-a3eab4c004631ab3,libregex_syntax-8f87f74f1161de9e,libucd_util-37a55b1d725b698a,libthread_local-04b1d33092a265b2,liblazy_static-9e9498024e9845f1,libaho_corasick-fcb01d223518671f,libmemchr-d64e16328052562f,libsha2-e18a9968c4f784f6,libopaque_debug-f4c6fad0cfcd74dd,libfake_simd-ca4b4de3dd52aa09,libblock_buffer-fb3af45fbb531423,libblock_padding-3ae5648e8b824bd7,libbyte_tools-2d99e388891527ef,libed25519_dalek-c276f193a38732cf,libfailure-2ee23b35a2f9299a,libcurve25519_dalek-cb5c7d5c36d19c73,libsubtle-e8b5343f9e9f2b30,libdigest-3a62bcb9f7294096,libgeneric_array-92c007b076318732,libtypenum-6a02f7a5de6210eb,libclear_on_drop-8beb145e6165bff6,libbyteorder-322d3b4a82198ff4,librand-289c49d9efc1ef02,librand_xorshift-1efb203e1fc7d7c0,librand_pcg-b56f62533ec2bac7,librand_hc-299743cbbcd8651e,librand_chacha-032aea17fd620062,librand_isaac-be0cd9b0095823e9,librand_core-c632d57b74ffa5f1,librand_os-abed77d72476a592,librand_jitter-bcd7d2df161a8e3a,librand_core-5a3ac377f383e543,libclap-fb449c69845e2f52,libvec_map-35db6a21e4c898cc,libtextwrap-2b460de8650d38c3,libunicode_width-a86291ce4b477ba0,libstrsim-77da817db1277a2f,libbitflags-f8618f3a190d3366,libatty-8abfff5c94c39f5d,libansi_term-6c0151593fd7624b}.rlib" "<sysroot>/lib/rustlib/wasm32-wasip1/lib/{libstd-*,libwasi-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*}.rlib" "-l" "c" "<sysroot>/lib/rustlib/wasm32-wasip1/lib/{librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/wasm32-wasip1/debug/build/clear_on_drop-dc54c872670cc7d2/out" "-L" "<sysroot>/lib/rustlib/wasm32-wasip1/lib/self-contained" "-o" "/opt/rustwide/target/wasm32-wasip1/debug/deps/fct_vanitygen-bd50178cebc58c29.wasm" "--gc-sections" "-O0"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: warning: /opt/rustwide/target/wasm32-wasip1/debug/deps/libclear_on_drop-8beb145e6165bff6.rlib: archive member 'hide.o' is neither Wasm object file nor LLVM bitcode
[INFO] [stdout]           rust-lld: error: /opt/rustwide/target/wasm32-wasip1/debug/deps/libed25519_dalek-c276f193a38732cf.rlib(ed25519_dalek-c276f193a38732cf.ed25519_dalek.d6c21fe84b370fa0-cgu.0.rcgu.o): undefined symbol: clear_on_drop_hide
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fct-vanitygen` (bin "fct-vanitygen") due to 1 previous error; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "523b52872519c7c6e4a96290df8e271e35df4ffd00daa58de40cf1a367639a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "523b52872519c7c6e4a96290df8e271e35df4ffd00daa58de40cf1a367639a46", kill_on_drop: false }`
[INFO] [stdout] 523b52872519c7c6e4a96290df8e271e35df4ffd00daa58de40cf1a367639a46