[INFO] fetching crate nmbrs-cassandra-cpp 3.0.2...
[INFO] checking nmbrs-cassandra-cpp-3.0.2 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate nmbrs-cassandra-cpp 3.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate nmbrs-cassandra-cpp 3.0.2
[INFO] finished tweaking crates.io crate nmbrs-cassandra-cpp 3.0.2
[INFO] tweaked toml for crates.io crate nmbrs-cassandra-cpp 3.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nmbrs-cassandra-cpp 3.0.2 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nmbrs-cassandra-cpp 3.0.2 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 618bdce424e2f683a21cb5702df1a82d8ec484241e81ce13c1bcac7172c9a6ac
[INFO] running `Command { std: "docker" "start" "618bdce424e2f683a21cb5702df1a82d8ec484241e81ce13c1bcac7172c9a6ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "618bdce424e2f683a21cb5702df1a82d8ec484241e81ce13c1bcac7172c9a6ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "618bdce424e2f683a21cb5702df1a82d8ec484241e81ce13c1bcac7172c9a6ac" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "618bdce424e2f683a21cb5702df1a82d8ec484241e81ce13c1bcac7172c9a6ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "618bdce424e2f683a21cb5702df1a82d8ec484241e81ce13c1bcac7172c9a6ac" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]     Checking futures-sink v0.3.34
[INFO] [stderr]     Checking futures-core v0.3.34
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling slog v2.8.2
[INFO] [stderr]     Checking serde v1.0.229
[INFO] [stderr]    Compiling bigdecimal v0.4.10
[INFO] [stderr]     Checking smallvec v1.16.2
[INFO] [stderr]    Compiling cassandra-cpp-sys v1.1.1
[INFO] [stderr]     Checking futures-channel v0.3.34
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking num-bigint v0.4.8
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking uuid v1.26.1
[INFO] [stderr]     Checking logtest v2.0.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking erased-serde v0.3.31
[INFO] [stderr]     Checking nmbrs-cassandra-cpp v3.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `BigDecimal`
[INFO] [stdout]    --> src/cassandra/row.rs:334:35
[INFO] [stdout]     |
[INFO] [stdout] 334 |         col.get_decimal().map(|x| x.into())
[INFO] [stdout]     |                                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 334 -         col.get_decimal().map(|x| x.into())
[INFO] [stdout] 334 +         col.get_decimal().map(|x| x)
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 334 -         col.get_decimal().map(|x| x.into())
[INFO] [stdout] 334 +         col.get_decimal().map(|x| <BigDecimal as Into<_>>::into(x))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `BigDecimal`
[INFO] [stdout]    --> src/cassandra/row.rs:342:35
[INFO] [stdout]     |
[INFO] [stdout] 342 |         col.get_decimal().map(|x| x.into())
[INFO] [stdout]     |                                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 342 -         col.get_decimal().map(|x| x.into())
[INFO] [stdout] 342 +         col.get_decimal().map(|x| x)
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 342 -         col.get_decimal().map(|x| x.into())
[INFO] [stdout] 342 +         col.get_decimal().map(|x| <BigDecimal as Into<_>>::into(x))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nmbrs-cassandra-cpp` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "618bdce424e2f683a21cb5702df1a82d8ec484241e81ce13c1bcac7172c9a6ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "618bdce424e2f683a21cb5702df1a82d8ec484241e81ce13c1bcac7172c9a6ac", kill_on_drop: false }`
[INFO] [stdout] 618bdce424e2f683a21cb5702df1a82d8ec484241e81ce13c1bcac7172c9a6ac
