[INFO] fetching crate zkp-macros-decl 0.2.0...
[INFO] building zkp-macros-decl-0.2.0 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate zkp-macros-decl 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate zkp-macros-decl 0.2.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zkp-macros-decl 0.2.0
[INFO] finished tweaking crates.io crate zkp-macros-decl 0.2.0
[INFO] tweaked toml for crates.io crate zkp-macros-decl 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80e845d305eed2f669187d628b3a5a1d014be04683e8044c51849ceffb718981
[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" "80e845d305eed2f669187d628b3a5a1d014be04683e8044c51849ceffb718981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80e845d305eed2f669187d628b3a5a1d014be04683e8044c51849ceffb718981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80e845d305eed2f669187d628b3a5a1d014be04683e8044c51849ceffb718981", kill_on_drop: false }`
[INFO] [stdout] 80e845d305eed2f669187d628b3a5a1d014be04683e8044c51849ceffb718981
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54096f5c77f77964a95be12ee22df6740292444287f0cf5641d4ae9b6e7c3942
[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" "54096f5c77f77964a95be12ee22df6740292444287f0cf5641d4ae9b6e7c3942", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling zkp-macros-lib v0.2.0
[INFO] [stdout] error[E0425]: cannot find function `decode` in crate `hex`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/zkp-macros-lib-0.2.0/src/lib.rs:72:10
[INFO] [stdout]    |
[INFO] [stdout] 72 |     hex::decode(&string).map_err(|err| {
[INFO] [stdout]    |          ^^^^^^ not found in `hex`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 42 | use core::num::flt2dec::decode;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zkp-macros-lib` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "54096f5c77f77964a95be12ee22df6740292444287f0cf5641d4ae9b6e7c3942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54096f5c77f77964a95be12ee22df6740292444287f0cf5641d4ae9b6e7c3942", kill_on_drop: false }`
[INFO] [stdout] 54096f5c77f77964a95be12ee22df6740292444287f0cf5641d4ae9b6e7c3942