[INFO] cloning repository https://github.com/wigy-opensource-developer/ss58-vanity-prefix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wigy-opensource-developer/ss58-vanity-prefix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwigy-opensource-developer%2Fss58-vanity-prefix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwigy-opensource-developer%2Fss58-vanity-prefix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72e41df0153b3bce5e13fc25fff01b61c82c0d77
[INFO] building wigy-opensource-developer/ss58-vanity-prefix against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwigy-opensource-developer%2Fss58-vanity-prefix" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wigy-opensource-developer/ss58-vanity-prefix on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wigy-opensource-developer/ss58-vanity-prefix
[INFO] finished tweaking git repo https://github.com/wigy-opensource-developer/ss58-vanity-prefix
[INFO] tweaked toml for git repo https://github.com/wigy-opensource-developer/ss58-vanity-prefix written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/wigy-opensource-developer/ss58-vanity-prefix 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sp-storage v19.0.0
[INFO] [stderr]   Downloaded sp-core-hashing v15.0.0
[INFO] [stderr]   Downloaded sp-keystore v0.34.0
[INFO] [stderr]   Downloaded sp-externalities v0.25.0
[INFO] [stderr]   Downloaded sp-application-crypto v30.0.0
[INFO] [stderr]   Downloaded sp-runtime-interface v24.0.0
[INFO] [stderr]   Downloaded sp-io v30.0.0
[INFO] [stderr]   Downloaded sp-state-machine v0.35.0
[INFO] [stderr]   Downloaded sp-core v28.0.0
[INFO] [stderr]   Downloaded sp-arithmetic v23.0.0
[INFO] [stderr]   Downloaded sp-trie v29.0.0
[INFO] [stderr]   Downloaded sp-weights v27.0.0
[INFO] [stderr]   Downloaded sp-runtime-interface-proc-macro v17.0.0
[INFO] [stderr]   Downloaded sp-runtime v31.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 787bf9f7172738e608d1813bbd7f1c5b7a9844a2b20001f9de79b8abad971091
[INFO] running `Command { std: "docker" "start" "-a" "787bf9f7172738e608d1813bbd7f1c5b7a9844a2b20001f9de79b8abad971091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "787bf9f7172738e608d1813bbd7f1c5b7a9844a2b20001f9de79b8abad971091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "787bf9f7172738e608d1813bbd7f1c5b7a9844a2b20001f9de79b8abad971091", kill_on_drop: false }`
[INFO] [stdout] 787bf9f7172738e608d1813bbd7f1c5b7a9844a2b20001f9de79b8abad971091
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad06ade7a3fc17bd866025f72756eb7c32f8537d5913500de8b88a08431ec9ad
[INFO] running `Command { std: "docker" "start" "-a" "ad06ade7a3fc17bd866025f72756eb7c32f8537d5913500de8b88a08431ec9ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
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[INFO] [stderr]    Compiling vanity-prefix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 49s
[INFO] running `Command { std: "docker" "inspect" "ad06ade7a3fc17bd866025f72756eb7c32f8537d5913500de8b88a08431ec9ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad06ade7a3fc17bd866025f72756eb7c32f8537d5913500de8b88a08431ec9ad", kill_on_drop: false }`
[INFO] [stdout] ad06ade7a3fc17bd866025f72756eb7c32f8537d5913500de8b88a08431ec9ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b3c8c8a839266e0595527bb6d11e928b8d4ac1b5b0449b03436802bf05c6b8c
[INFO] running `Command { std: "docker" "start" "-a" "1b3c8c8a839266e0595527bb6d11e928b8d4ac1b5b0449b03436802bf05c6b8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling vanity-prefix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "1b3c8c8a839266e0595527bb6d11e928b8d4ac1b5b0449b03436802bf05c6b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b3c8c8a839266e0595527bb6d11e928b8d4ac1b5b0449b03436802bf05c6b8c", kill_on_drop: false }`
[INFO] [stdout] 1b3c8c8a839266e0595527bb6d11e928b8d4ac1b5b0449b03436802bf05c6b8c