[INFO] fetching crate odra-casper-types 0.5.0...
[INFO] checking odra-casper-types-0.5.0 against try#2e32e486ee7945e4b905ff82d6bf81ef77d60daa for pr-113895-1
[INFO] extracting crate odra-casper-types 0.5.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate odra-casper-types 0.5.0 on toolchain 2e32e486ee7945e4b905ff82d6bf81ef77d60daa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e32e486ee7945e4b905ff82d6bf81ef77d60daa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate odra-casper-types 0.5.0
[INFO] finished tweaking crates.io crate odra-casper-types 0.5.0
[INFO] tweaked toml for crates.io crate odra-casper-types 0.5.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e32e486ee7945e4b905ff82d6bf81ef77d60daa" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e32e486ee7945e4b905ff82d6bf81ef77d60daa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+2e32e486ee7945e4b905ff82d6bf81ef77d60daa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2c83afa5f05099f98dbf9381d59635fdd0210359d4b3ce6e2a59becad52d49f
[INFO] running `Command { std: "docker" "start" "-a" "c2c83afa5f05099f98dbf9381d59635fdd0210359d4b3ce6e2a59becad52d49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2c83afa5f05099f98dbf9381d59635fdd0210359d4b3ce6e2a59becad52d49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2c83afa5f05099f98dbf9381d59635fdd0210359d4b3ce6e2a59becad52d49f", kill_on_drop: false }`
[INFO] [stdout] c2c83afa5f05099f98dbf9381d59635fdd0210359d4b3ce6e2a59becad52d49f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+2e32e486ee7945e4b905ff82d6bf81ef77d60daa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8930ea4ef56abc805e46e4f36553ca9d6dc6e914677044b091a43dba548c2ae7
[INFO] running `Command { std: "docker" "start" "-a" "8930ea4ef56abc805e46e4f36553ca9d6dc6e914677044b091a43dba548c2ae7", kill_on_drop: false }`
[INFO] [stderr]     Checking k256 v0.7.3
[INFO] [stdout] error[E0119]: conflicting implementations of trait `From<<<<Secp256k1 as ProjectiveArithmetic>::ProjectivePoint as Group>::Scalar as PrimeField>::ReprBits>` for type `bitvec::array::BitArray<bitvec::order::Lsb0, <<<Secp256k1 as ProjectiveArithmetic>::ProjectivePoint as Group>::Scalar as PrimeField>::ReprBits>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/k256-0.7.3/src/arithmetic/scalar.rs:517:1
[INFO] [stdout]     |
[INFO] [stdout] 517 | impl From<&Scalar> for ScalarBits {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: conflicting implementation in crate `bitvec`:
[INFO] [stdout]             - impl<O, V> From<V> for bitvec::array::BitArray<O, V>
[INFO] [stdout]               where O: bitvec::order::BitOrder, V: BitView;
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `From<<<<Secp256k1 as ProjectiveArithmetic>::ProjectivePoint as Group>::Scalar as PrimeField>::ReprBits>` for type `bitvec::array::BitArray<bitvec::order::Lsb0, <<<Secp256k1 as ProjectiveArithmetic>::ProjectivePoint as Group>::Scalar as PrimeField>::ReprBits>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/k256-0.7.3/src/arithmetic/scalar/scalar_4x64.rs:423:1
[INFO] [stdout]     |
[INFO] [stdout] 423 | impl From<Scalar4x64> for ScalarBits {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: conflicting implementation in crate `bitvec`:
[INFO] [stdout]             - impl<O, V> From<V> for bitvec::array::BitArray<O, V>
[INFO] [stdout]               where O: bitvec::order::BitOrder, V: BitView;
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `k256` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "8930ea4ef56abc805e46e4f36553ca9d6dc6e914677044b091a43dba548c2ae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8930ea4ef56abc805e46e4f36553ca9d6dc6e914677044b091a43dba548c2ae7", kill_on_drop: false }`
[INFO] [stdout] 8930ea4ef56abc805e46e4f36553ca9d6dc6e914677044b091a43dba548c2ae7