[INFO] fetching crate curv-kzen 0.10.0... [INFO] checking curv-kzen-0.10.0 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1 [INFO] extracting crate curv-kzen 0.10.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate curv-kzen 0.10.0 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate curv-kzen 0.10.0 [INFO] finished tweaking crates.io crate curv-kzen 0.10.0 [INFO] tweaked toml for crates.io crate curv-kzen 0.10.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate curv-kzen 0.10.0 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_bytes v0.11.7 [INFO] [stderr] Downloaded secp256k1 v0.20.3 [INFO] [stderr] Downloaded rand_xorshift v0.2.0 [INFO] [stderr] Downloaded rust-gmp-kzen v0.5.1 [INFO] [stderr] Downloaded proptest-derive v0.2.0 [INFO] [stderr] Downloaded ff_derive-zeroize v0.6.2 [INFO] [stderr] Downloaded base64ct v1.5.3 [INFO] [stderr] Downloaded const-oid v0.9.1 [INFO] [stderr] Downloaded ff-zeroize v0.6.3 [INFO] [stderr] Downloaded cryptoxide v0.1.3 [INFO] [stderr] Downloaded proptest v0.10.1 [INFO] [stderr] Downloaded secp256k1-sys v0.4.2 [INFO] [stderr] Downloaded pairing-plus v0.19.0 [INFO] [stderr] Downloaded serde_test v1.0.148 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8d18b947593a4af909e871e58ea4800c9e88ed2f5039129ff16b521b7a92402f [INFO] running `Command { std: "docker" "start" "-a" "8d18b947593a4af909e871e58ea4800c9e88ed2f5039129ff16b521b7a92402f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d18b947593a4af909e871e58ea4800c9e88ed2f5039129ff16b521b7a92402f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d18b947593a4af909e871e58ea4800c9e88ed2f5039129ff16b521b7a92402f", kill_on_drop: false }` [INFO] [stdout] 8d18b947593a4af909e871e58ea4800c9e88ed2f5039129ff16b521b7a92402f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c4a68433fc64040596563ba8f8a62ac6cfa3e926af4d7d5180042e21914199db [INFO] running `Command { std: "docker" "start" "-a" "c4a68433fc64040596563ba8f8a62ac6cfa3e926af4d7d5180042e21914199db", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling syn v1.0.105 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.148 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/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 serde v1.0.148 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking const-oid v0.9.1 [INFO] [stderr] Checking base64ct v1.5.3 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling num-bigint v0.2.6 [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" "c4a68433fc64040596563ba8f8a62ac6cfa3e926af4d7d5180042e21914199db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4a68433fc64040596563ba8f8a62ac6cfa3e926af4d7d5180042e21914199db", kill_on_drop: false }` [INFO] [stdout] c4a68433fc64040596563ba8f8a62ac6cfa3e926af4d7d5180042e21914199db