[INFO] crate uvm_core 0.8.0 is already in cache
[INFO] checking uvm_core-0.8.0 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate uvm_core 0.8.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate uvm_core 0.8.0 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate uvm_core 0.8.0
[INFO] finished tweaking crates.io crate uvm_core 0.8.0
[INFO] tweaked toml for crates.io crate uvm_core 0.8.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] af319695b3d6787125b8364c5bfab3fe07fda3736663ff4d19b0ecae57282a4e
[INFO] running `"docker" "start" "-a" "af319695b3d6787125b8364c5bfab3fe07fda3736663ff4d19b0ecae57282a4e"`
[INFO] [stderr]    Compiling plist v0.3.0
[INFO] [stderr]     Checking stringreader v0.1.1
[INFO] [stderr]     Checking dirs-2 v1.1.0
[INFO] [stderr]     Checking cluFlock v1.2.5
[INFO] [stderr]    Compiling derive_deref v1.1.0
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking serde_ini v0.2.0
[INFO] [stderr]     Checking hex-serde v0.1.0
[INFO] [stderr]     Checking proptest v0.9.6
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking uvm_core v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/unity/version/module.rs:18:52
[INFO] [stderr]    |
[INFO] [stderr] 18 |     static ref UNITY_BASE_PATTERN: &'static Path = { Path::new("{UNITY_PATH}") };
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/unity/urls.rs:39:29
[INFO] [stderr]    |
[INFO] [stderr] 39 |             warn!("{}", err.description());
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/unity/version/hash.rs:82:44
[INFO] [stderr]    |
[INFO] [stderr] 82 |                     warn!("error: {}", err.description());
[INFO] [stderr]    |                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]    --> src/unity/version/manifest/ini.rs:244:9
[INFO] [stderr]     |
[INFO] [stderr] 244 |     use std::fs;
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tempfile`
[INFO] [stderr]    --> src/unity/version/manifest/ini.rs:245:9
[INFO] [stderr]     |
[INFO] [stderr] 245 |     use tempfile;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/unity/version/module.rs:18:52
[INFO] [stderr]    |
[INFO] [stderr] 18 |     static ref UNITY_BASE_PATTERN: &'static Path = { Path::new("{UNITY_PATH}") };
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/unity/urls.rs:39:29
[INFO] [stderr]    |
[INFO] [stderr] 39 |             warn!("{}", err.description());
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/unity/version/hash.rs:82:44
[INFO] [stderr]    |
[INFO] [stderr] 82 |                     warn!("error: {}", err.description());
[INFO] [stderr]    |                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.21s
[INFO] running `"docker" "inspect" "af319695b3d6787125b8364c5bfab3fe07fda3736663ff4d19b0ecae57282a4e"`
[INFO] running `"docker" "rm" "-f" "af319695b3d6787125b8364c5bfab3fe07fda3736663ff4d19b0ecae57282a4e"`
[INFO] [stdout] af319695b3d6787125b8364c5bfab3fe07fda3736663ff4d19b0ecae57282a4e