[INFO] fetching crate paddle_inference 0.4.0...
[INFO] checking paddle_inference-0.4.0 against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543
[INFO] extracting crate paddle_inference 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate paddle_inference 0.4.0 on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate paddle_inference 0.4.0
[INFO] finished tweaking crates.io crate paddle_inference 0.4.0
[INFO] tweaked toml for crates.io crate paddle_inference 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding libloading v0.7.4 (latest: v0.8.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45494098540fd29207e5f2b03063373690abd532876c8ae7f557ad9abba004c7
[INFO] running `Command { std: "docker" "start" "-a" "45494098540fd29207e5f2b03063373690abd532876c8ae7f557ad9abba004c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45494098540fd29207e5f2b03063373690abd532876c8ae7f557ad9abba004c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45494098540fd29207e5f2b03063373690abd532876c8ae7f557ad9abba004c7", kill_on_drop: false }`
[INFO] [stdout] 45494098540fd29207e5f2b03063373690abd532876c8ae7f557ad9abba004c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8c9bd3c2152d40e1e26f850476fe8d393b5a6ebd9402f5db46f0d9d1d87159e
[INFO] running `Command { std: "docker" "start" "-a" "e8c9bd3c2152d40e1e26f850476fe8d393b5a6ebd9402f5db46f0d9d1d87159e", kill_on_drop: false }`
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]     Checking paddle_inference v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/common/array_1d_cstr.rs:65:22
[INFO] [stdout]    |
[INFO] [stdout] 65 |             unsafe { Box::from_raw(self.ptr) };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |             unsafe { let _ = Box::from_raw(self.ptr); };
[INFO] [stdout]    |                      +++++++                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/common/array_1d_cstr.rs:65:22
[INFO] [stdout]    |
[INFO] [stdout] 65 |             unsafe { Box::from_raw(self.ptr) };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |             unsafe { let _ = Box::from_raw(self.ptr); };
[INFO] [stdout]    |                      +++++++                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/common/array_1d_cstr.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 unsafe { CString::from_raw((*ptr) as *mut _) };
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 unsafe { let _ = CString::from_raw((*ptr) as *mut _); };
[INFO] [stdout]    |                          +++++++                                    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/common/array_1d_i32.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |             unsafe { Box::from_raw(self.ptr) };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |             unsafe { let _ = Box::from_raw(self.ptr); };
[INFO] [stdout]    |                      +++++++                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/common/array_1d_size.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |             unsafe { Box::from_raw(self.ptr) };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |             unsafe { let _ = Box::from_raw(self.ptr); };
[INFO] [stdout]    |                      +++++++                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/common/array_2d_size.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 |             unsafe { Box::from_raw(self.ptr) };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 36 |             unsafe { let _ = Box::from_raw(self.ptr); };
[INFO] [stdout]    |                      +++++++                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/common/array_1d_cstr.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 unsafe { CString::from_raw((*ptr) as *mut _) };
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 unsafe { let _ = CString::from_raw((*ptr) as *mut _); };
[INFO] [stdout]    |                          +++++++                                    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/common/array_1d_i32.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |             unsafe { Box::from_raw(self.ptr) };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |             unsafe { let _ = Box::from_raw(self.ptr); };
[INFO] [stdout]    |                      +++++++                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/common/array_1d_size.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |             unsafe { Box::from_raw(self.ptr) };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |             unsafe { let _ = Box::from_raw(self.ptr); };
[INFO] [stdout]    |                      +++++++                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/common/array_2d_size.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 |             unsafe { Box::from_raw(self.ptr) };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 36 |             unsafe { let _ = Box::from_raw(self.ptr); };
[INFO] [stdout]    |                      +++++++                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "e8c9bd3c2152d40e1e26f850476fe8d393b5a6ebd9402f5db46f0d9d1d87159e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8c9bd3c2152d40e1e26f850476fe8d393b5a6ebd9402f5db46f0d9d1d87159e", kill_on_drop: false }`
[INFO] [stdout] e8c9bd3c2152d40e1e26f850476fe8d393b5a6ebd9402f5db46f0d9d1d87159e