[INFO] fetching crate cabocha 0.2.0...
[INFO] checking cabocha-0.2.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate cabocha 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate cabocha 0.2.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cabocha 0.2.0
[INFO] finished tweaking crates.io crate cabocha 0.2.0
[INFO] tweaked toml for crates.io crate cabocha 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate cabocha 0.2.0 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce824bd25444c53814d7f854949194fa728d9bb474398a5c18f3d4eb8d840aef
[INFO] running `Command { std: "docker" "start" "-a" "ce824bd25444c53814d7f854949194fa728d9bb474398a5c18f3d4eb8d840aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce824bd25444c53814d7f854949194fa728d9bb474398a5c18f3d4eb8d840aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce824bd25444c53814d7f854949194fa728d9bb474398a5c18f3d4eb8d840aef", kill_on_drop: false }`
[INFO] [stdout] ce824bd25444c53814d7f854949194fa728d9bb474398a5c18f3d4eb8d840aef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3afaa1512fbc3a8f63dc3920ab38628cd52134e80e52240b7ff3aff3aae9ff53
[INFO] running `Command { std: "docker" "start" "-a" "3afaa1512fbc3a8f63dc3920ab38628cd52134e80e52240b7ff3aff3aae9ff53", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking cabocha v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/parser.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         CString::from_raw(self.input as *mut i8);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let _ = CString::from_raw(self.input as *mut i8);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/tree.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         CString::from_raw(self.input as *mut i8);
[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] 42 |         let _ = CString::from_raw(self.input as *mut i8);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::ffi::CString::from_raw` that must be used
[INFO] [stdout]   --> src/parser.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         CString::from_raw(self.input as *mut i8);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let _ = CString::from_raw(self.input as *mut i8);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::ffi::CString::from_raw` that must be used
[INFO] [stdout]   --> src/tree.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         CString::from_raw(self.input as *mut i8);
[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] 42 |         let _ = CString::from_raw(self.input as *mut i8);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::ffi::CString::from_raw` that must be used
[INFO] [stdout]   --> src/utils.rs:59:7
[INFO] [stdout]    |
[INFO] [stdout] 59 |       CString::from_raw(ptr);
[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] 59 |       let _ = CString::from_raw(ptr);
[INFO] [stdout]    |       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "3afaa1512fbc3a8f63dc3920ab38628cd52134e80e52240b7ff3aff3aae9ff53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3afaa1512fbc3a8f63dc3920ab38628cd52134e80e52240b7ff3aff3aae9ff53", kill_on_drop: false }`
[INFO] [stdout] 3afaa1512fbc3a8f63dc3920ab38628cd52134e80e52240b7ff3aff3aae9ff53