[INFO] fetching crate lightning_encoding_derive 0.9.1...
[INFO] testing lightning_encoding_derive-0.9.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate lightning_encoding_derive 0.9.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate lightning_encoding_derive 0.9.1
[INFO] finished tweaking crates.io crate lightning_encoding_derive 0.9.1
[INFO] tweaked toml for crates.io crate lightning_encoding_derive 0.9.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lightning_encoding_derive 0.9.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lightning_encoding_derive 0.9.1 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded encoding_derive_helpers v0.8.1
[INFO] [stderr]   Downloaded amplify_derive v2.11.3
[INFO] [stderr]   Downloaded amplify_syn v1.1.6
[INFO] [stderr]   Downloaded lightning_encoding v0.9.1
[INFO] [stderr]   Downloaded semver v1.0.16
[INFO] [stderr]   Downloaded keccak v0.1.3
[INFO] [stderr]   Downloaded chacha20 v0.8.2
[INFO] [stderr]   Downloaded encoding_derive_helpers v0.9.0
[INFO] [stderr]   Downloaded crypto-mac v0.11.1
[INFO] [stderr]   Downloaded poly1305 v0.7.2
[INFO] [stderr]   Downloaded chacha20 v0.9.0
[INFO] [stderr]   Downloaded chacha20poly1305 v0.9.1
[INFO] [stderr]   Downloaded cxx-build v1.0.92
[INFO] [stderr]   Downloaded serde v1.0.154
[INFO] [stderr]   Downloaded internet2 v0.9.0
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.92
[INFO] [stderr]   Downloaded serde_derive v1.0.154
[INFO] [stderr]   Downloaded torut v0.2.1
[INFO] [stderr]   Downloaded cfg-expr v0.11.0
[INFO] [stderr]   Downloaded system-deps v6.0.3
[INFO] [stderr]   Downloaded inet2_addr v0.9.0
[INFO] [stderr]   Downloaded inet2_derive v0.9.0
[INFO] [stderr]   Downloaded version-compare v0.1.1
[INFO] [stderr]   Downloaded crossbeam v0.8.2
[INFO] [stderr]   Downloaded bitcoin_scripts v0.9.0
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.8
[INFO] [stderr]   Downloaded dircpy v0.3.14
[INFO] [stderr]   Downloaded zeromq-src v0.2.4+4.3.4
[INFO] [stderr]   Downloaded zmq-sys2 v0.3.0
[INFO] [stderr]   Downloaded lnpbp_chain v0.9.0
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.92
[INFO] [stderr]   Downloaded scratch v1.0.5
[INFO] [stderr]   Downloaded base32 v0.4.0
[INFO] [stderr]   Downloaded zeroize_derive v1.3.3
[INFO] [stderr]   Downloaded hmac v0.11.0
[INFO] [stderr]   Downloaded parse_arg v0.1.4
[INFO] [stderr]   Downloaded jwalk v0.6.2
[INFO] [stderr]   Downloaded stability v0.1.1
[INFO] [stderr]   Downloaded zmq2 v0.5.0
[INFO] [stderr]   Downloaded lightning_encoding_derive v0.9.0
[INFO] [stderr]   Downloaded paste v1.0.12
[INFO] [stderr]   Downloaded strict_encoding v0.9.0
[INFO] [stderr]   Downloaded amplify_num v0.4.1
[INFO] [stderr]   Downloaded strict_encoding_derive v0.9.0
[INFO] [stderr]   Downloaded cxx v1.0.92
[INFO] [stderr]   Downloaded amplify v3.14.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd6963f6d2593255150b1aa3fd11d5ac99a2bd1abb1961e646bf46c75c13ff45
[INFO] running `Command { std: "docker" "start" "-a" "dd6963f6d2593255150b1aa3fd11d5ac99a2bd1abb1961e646bf46c75c13ff45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd6963f6d2593255150b1aa3fd11d5ac99a2bd1abb1961e646bf46c75c13ff45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd6963f6d2593255150b1aa3fd11d5ac99a2bd1abb1961e646bf46c75c13ff45", kill_on_drop: false }`
[INFO] [stdout] dd6963f6d2593255150b1aa3fd11d5ac99a2bd1abb1961e646bf46c75c13ff45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b9eb16ffc9185e1e5844c3f40f18ce9bbacdb20bfc281a362fbe7f9254f959f
[INFO] running `Command { std: "docker" "start" "-a" "9b9eb16ffc9185e1e5844c3f40f18ce9bbacdb20bfc281a362fbe7f9254f959f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling amplify_num v0.4.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9b9eb16ffc9185e1e5844c3f40f18ce9bbacdb20bfc281a362fbe7f9254f959f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b9eb16ffc9185e1e5844c3f40f18ce9bbacdb20bfc281a362fbe7f9254f959f", kill_on_drop: false }`
[INFO] [stdout] 9b9eb16ffc9185e1e5844c3f40f18ce9bbacdb20bfc281a362fbe7f9254f959f