[INFO] fetching crate gravitron_utils 0.1.5... [INFO] checking gravitron_utils-0.1.5 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate gravitron_utils 0.1.5 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate gravitron_utils 0.1.5 [INFO] finished tweaking crates.io crate gravitron_utils 0.1.5 [INFO] tweaked toml for crates.io crate gravitron_utils 0.1.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate gravitron_utils 0.1.5 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate gravitron_utils 0.1.5 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 973565d83c72cf7a76289059c44b4a82c972ae6201b91a2c64b42056cbc501de [INFO] running `Command { std: "docker" "start" "-a" "973565d83c72cf7a76289059c44b4a82c972ae6201b91a2c64b42056cbc501de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "973565d83c72cf7a76289059c44b4a82c972ae6201b91a2c64b42056cbc501de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "973565d83c72cf7a76289059c44b4a82c972ae6201b91a2c64b42056cbc501de", kill_on_drop: false }` [INFO] [stdout] 973565d83c72cf7a76289059c44b4a82c972ae6201b91a2c64b42056cbc501de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b15ba42c5bc32b7a27b90d12481087a9e6598a5a10db8a8b4faedf4165d55170 [INFO] running `Command { std: "docker" "start" "-a" "b15ba42c5bc32b7a27b90d12481087a9e6598a5a10db8a8b4faedf4165d55170", kill_on_drop: false }` [INFO] [stderr] Checking gravitron_utils v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/thread/mutator.rs:19:14 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn get(&self) -> std::sync::MutexGuard { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 19 | pub fn get(&self) -> std::sync::MutexGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/thread/mutator.rs:19:14 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn get(&self) -> std::sync::MutexGuard { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 19 | pub fn get(&self) -> std::sync::MutexGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "b15ba42c5bc32b7a27b90d12481087a9e6598a5a10db8a8b4faedf4165d55170", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b15ba42c5bc32b7a27b90d12481087a9e6598a5a10db8a8b4faedf4165d55170", kill_on_drop: false }` [INFO] [stdout] b15ba42c5bc32b7a27b90d12481087a9e6598a5a10db8a8b4faedf4165d55170