[INFO] fetching crate membuffer 0.3.0...
[INFO] checking membuffer-0.3.0 against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] extracting crate membuffer 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate membuffer 0.3.0
[INFO] finished tweaking crates.io crate membuffer 0.3.0
[INFO] tweaked toml for crates.io crate membuffer 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate membuffer 0.3.0 on toolchain c60b92c03ca8a3b101eb9d57f51e2232690638c7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to highest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a833907026ea16720087b6bc1477fd8fc0851b2974a3ba78c05d32fef3a2e317
[INFO] running `Command { std: "docker" "start" "a833907026ea16720087b6bc1477fd8fc0851b2974a3ba78c05d32fef3a2e317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a833907026ea16720087b6bc1477fd8fc0851b2974a3ba78c05d32fef3a2e317", 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" "a833907026ea16720087b6bc1477fd8fc0851b2974a3ba78c05d32fef3a2e317" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a833907026ea16720087b6bc1477fd8fc0851b2974a3ba78c05d32fef3a2e317", 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" "a833907026ea16720087b6bc1477fd8fc0851b2974a3ba78c05d32fef3a2e317" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking membuffer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `usize` membuffer
[INFO] [stdout]    --> src/lib.rs:191:32
[INFO] [stdout]     |
[INFO] [stdout] 191 |         self.intern_load_entry(key.into(), X::get_mem_buffer_type())
[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] 191 -         self.intern_load_entry(key.into(), X::get_mem_buffer_type())
[INFO] [stdout] 191 +         self.intern_load_entry(key, X::get_mem_buffer_type())
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 191 -         self.intern_load_entry(key.into(), X::get_mem_buffer_type())
[INFO] [stdout] 191 +         self.intern_load_entry(<usize as Into<_>>::into(key), X::get_mem_buffer_type())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `usize` membuffer
[INFO] [stdout]    --> src/lib.rs:196:45
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let string : &str = self.load_entry(key.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] 196 -         let string : &str = self.load_entry(key.into())?;
[INFO] [stdout] 196 +         let string : &str = self.load_entry(key)?;
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 196 -         let string : &str = self.load_entry(key.into())?;
[INFO] [stdout] 196 +         let string : &str = self.load_entry(<usize as Into<_>>::into(key))?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `usize` membuffer
[INFO] [stdout]    --> src/lib.rs:202:32
[INFO] [stdout]     |
[INFO] [stdout] 202 |         self.intern_load_entry(key.into(), MemBufferWriter::get_mem_buffer_type())
[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] 202 -         self.intern_load_entry(key.into(), MemBufferWriter::get_mem_buffer_type())
[INFO] [stdout] 202 +         self.intern_load_entry(key, MemBufferWriter::get_mem_buffer_type())
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 202 -         self.intern_load_entry(key.into(), MemBufferWriter::get_mem_buffer_type())
[INFO] [stdout] 202 +         self.intern_load_entry(<usize as Into<_>>::into(key), MemBufferWriter::get_mem_buffer_type())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `membuffer` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `usize` membuffer
[INFO] [stdout]    --> src/lib.rs:191:32
[INFO] [stdout]     |
[INFO] [stdout] 191 |         self.intern_load_entry(key.into(), X::get_mem_buffer_type())
[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] 191 -         self.intern_load_entry(key.into(), X::get_mem_buffer_type())
[INFO] [stdout] 191 +         self.intern_load_entry(key, X::get_mem_buffer_type())
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 191 -         self.intern_load_entry(key.into(), X::get_mem_buffer_type())
[INFO] [stdout] 191 +         self.intern_load_entry(<usize as Into<_>>::into(key), X::get_mem_buffer_type())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `usize` membuffer
[INFO] [stdout]    --> src/lib.rs:196:45
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let string : &str = self.load_entry(key.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] 196 -         let string : &str = self.load_entry(key.into())?;
[INFO] [stdout] 196 +         let string : &str = self.load_entry(key)?;
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 196 -         let string : &str = self.load_entry(key.into())?;
[INFO] [stdout] 196 +         let string : &str = self.load_entry(<usize as Into<_>>::into(key))?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `usize` membuffer
[INFO] [stdout]    --> src/lib.rs:202:32
[INFO] [stdout]     |
[INFO] [stdout] 202 |         self.intern_load_entry(key.into(), MemBufferWriter::get_mem_buffer_type())
[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] 202 -         self.intern_load_entry(key.into(), MemBufferWriter::get_mem_buffer_type())
[INFO] [stdout] 202 +         self.intern_load_entry(key, MemBufferWriter::get_mem_buffer_type())
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 202 -         self.intern_load_entry(key.into(), MemBufferWriter::get_mem_buffer_type())
[INFO] [stdout] 202 +         self.intern_load_entry(<usize as Into<_>>::into(key), MemBufferWriter::get_mem_buffer_type())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `membuffer` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "a833907026ea16720087b6bc1477fd8fc0851b2974a3ba78c05d32fef3a2e317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a833907026ea16720087b6bc1477fd8fc0851b2974a3ba78c05d32fef3a2e317", kill_on_drop: false }`
[INFO] [stdout] a833907026ea16720087b6bc1477fd8fc0851b2974a3ba78c05d32fef3a2e317
