[INFO] crate verne 0.1.0 is already in cache [INFO] checking verne-0.1.0 against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1 [INFO] extracting crate verne 0.1.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate verne 0.1.0 on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c [INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate verne 0.1.0 [INFO] finished tweaking crates.io crate verne 0.1.0 [INFO] tweaked toml for crates.io crate verne 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 567a808841931e83b3fcdfb0351a196c2bbb0a4d8e5dad1af93e98526e5ba8c5 [INFO] running `"docker" "start" "-a" "567a808841931e83b3fcdfb0351a196c2bbb0a4d8e5dad1af93e98526e5ba8c5"` [INFO] [stderr] Checking virt v0.2.11 [INFO] [stderr] Checking verne v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `vcpus` [INFO] [stderr] --> src/libvirt.rs:54:22 [INFO] [stderr] | [INFO] [stderr] 54 | ref vcpus, [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `vcpus: _` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `memory` [INFO] [stderr] --> src/libvirt.rs:55:22 [INFO] [stderr] | [INFO] [stderr] 55 | ref memory, [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `memory: _` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/libvirt.rs:124:17 [INFO] [stderr] | [INFO] [stderr] 124 | dom.destroy(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/libvirt.rs:126:21 [INFO] [stderr] | [INFO] [stderr] 126 | dom.undefine(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/libvirt.rs:128:17 [INFO] [stderr] | [INFO] [stderr] 128 | dom.free(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vcpus` [INFO] [stderr] --> src/libvirt.rs:54:22 [INFO] [stderr] | [INFO] [stderr] 54 | ref vcpus, [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `vcpus: _` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `memory` [INFO] [stderr] --> src/libvirt.rs:55:22 [INFO] [stderr] | [INFO] [stderr] 55 | ref memory, [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `memory: _` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/libvirt.rs:124:17 [INFO] [stderr] | [INFO] [stderr] 124 | dom.destroy(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/libvirt.rs:126:21 [INFO] [stderr] | [INFO] [stderr] 126 | dom.undefine(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/libvirt.rs:128:17 [INFO] [stderr] | [INFO] [stderr] 128 | dom.free(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.20s [INFO] running `"docker" "inspect" "567a808841931e83b3fcdfb0351a196c2bbb0a4d8e5dad1af93e98526e5ba8c5"` [INFO] running `"docker" "rm" "-f" "567a808841931e83b3fcdfb0351a196c2bbb0a4d8e5dad1af93e98526e5ba8c5"` [INFO] [stdout] 567a808841931e83b3fcdfb0351a196c2bbb0a4d8e5dad1af93e98526e5ba8c5