[INFO] fetching crate rgb121 0.2.0...
[INFO] checking rgb121-0.2.0 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate rgb121 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rgb121 0.2.0 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate rgb121 0.2.0
[INFO] finished tweaking crates.io crate rgb121 0.2.0
[INFO] tweaked toml for crates.io crate rgb121 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate rgb121 0.2.0 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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strict_encoding_derive v0.9.0
[INFO] [stderr]   Downloaded descriptors v0.9.0
[INFO] [stderr]   Downloaded amplify_apfloat v0.1.3
[INFO] [stderr]   Downloaded lnpbp v0.9.0
[INFO] [stderr]   Downloaded lnpbp_bech32 v0.9.0
[INFO] [stderr]   Downloaded stringly_conversions v0.1.1
[INFO] [stderr]   Downloaded descriptor-wallet v0.9.0
[INFO] [stderr]   Downloaded encoding_derive_helpers v0.8.1
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.89
[INFO] [stderr]   Downloaded bitcoin_onchain v0.9.0
[INFO] [stderr]   Downloaded serde_str_helpers v0.1.2
[INFO] [stderr]   Downloaded psbt v0.9.0
[INFO] [stderr]   Downloaded stability v0.1.1
[INFO] [stderr]   Downloaded bp-dbc v0.9.0
[INFO] [stderr]   Downloaded stens v0.9.0
[INFO] [stderr]   Downloaded bitcoin_blockchain v0.9.0
[INFO] [stderr]   Downloaded bp-seals v0.9.0
[INFO] [stderr]   Downloaded amplify v3.13.0
[INFO] [stderr]   Downloaded electrum-client v0.12.0
[INFO] [stderr]   Downloaded commit_verify v0.9.0
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.89
[INFO] [stderr]   Downloaded rgb-core v0.9.0
[INFO] [stderr]   Downloaded aluvm v0.9.0
[INFO] [stderr]   Downloaded serde_json v1.0.92
[INFO] [stderr]   Downloaded lnpbp_secp256k1zkp v0.9.0
[INFO] [stderr]   Downloaded cxx v1.0.89
[INFO] [stderr]   Downloaded serde_yaml v0.9.17
[INFO] [stderr]   Downloaded cxx-build v1.0.89
[INFO] [stderr]   Downloaded rgb-std v0.9.0
[INFO] [stderr]   Downloaded bitcoin_scripts v0.9.0
[INFO] [stderr]   Downloaded amplify_derive v2.11.3
[INFO] [stderr]   Downloaded slip132 v0.9.0
[INFO] [stderr]   Downloaded bp-core v0.9.0
[INFO] [stderr]   Downloaded single_use_seals v0.9.0
[INFO] [stderr]   Downloaded amplify_num v0.4.1
[INFO] [stderr]   Downloaded bitcoin_hd v0.9.0
[INFO] [stderr]   Downloaded lnpbp_chain v0.9.0
[INFO] [stderr]   Downloaded amplify_syn v1.1.6
[INFO] [stderr]   Downloaded strict_encoding v0.9.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9d2fbab810f52fac7ad77728f41c99082446500d28bd81c0363e3c88a6f5bf7
[INFO] running `Command { std: "docker" "start" "-a" "e9d2fbab810f52fac7ad77728f41c99082446500d28bd81c0363e3c88a6f5bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9d2fbab810f52fac7ad77728f41c99082446500d28bd81c0363e3c88a6f5bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9d2fbab810f52fac7ad77728f41c99082446500d28bd81c0363e3c88a6f5bf7", kill_on_drop: false }`
[INFO] [stdout] e9d2fbab810f52fac7ad77728f41c99082446500d28bd81c0363e3c88a6f5bf7
[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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 323c1a039b3b2a8a0dc8b23ca15048cd8b5bb3455b06ea817e2a7cdf00bced19
[INFO] running `Command { std: "docker" "start" "-a" "323c1a039b3b2a8a0dc8b23ca15048cd8b5bb3455b06ea817e2a7cdf00bced19", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]    Compiling secp256k1-sys v0.6.1
[INFO] [stderr]     Checking unicode-ident v1.0.6
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.92
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling paste v1.0.11
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling amplify_num v0.4.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "323c1a039b3b2a8a0dc8b23ca15048cd8b5bb3455b06ea817e2a7cdf00bced19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "323c1a039b3b2a8a0dc8b23ca15048cd8b5bb3455b06ea817e2a7cdf00bced19", kill_on_drop: false }`
[INFO] [stdout] 323c1a039b3b2a8a0dc8b23ca15048cd8b5bb3455b06ea817e2a7cdf00bced19
