[INFO] crate rftp 0.1.0 is already in cache
[INFO] checking rftp-0.1.0 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] extracting crate rftp 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rftp 0.1.0 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rftp 0.1.0
[INFO] finished tweaking crates.io crate rftp 0.1.0
[INFO] tweaked toml for crates.io crate rftp 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate rftp 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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] 77b78f6e9093ca40e4ab9df792795b45277005d702e1b0b7c07cb42a6fd68f0d
[INFO] running `"docker" "start" "-a" "77b78f6e9093ca40e4ab9df792795b45277005d702e1b0b7c07cb42a6fd68f0d"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.16
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tui v0.8.0
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking ssh2 v0.8.0
[INFO] [stderr]     Checking rftp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:106:37
[INFO] [stderr]     |
[INFO] [stderr] 106 |                         let entry = { self.local_files.lock().unwrap().get_entries()[i].clone() };
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:123:37
[INFO] [stderr]     |
[INFO] [stderr] 123 |                         let entry = { self.remote_files.lock().unwrap().get_entries()[i].clone() };
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:149:38
[INFO] [stderr]     |
[INFO] [stderr] 149 |                         let source = { self.local_files.lock().unwrap().get_entries()[i].clone() };
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:198:38
[INFO] [stderr]     |
[INFO] [stderr] 198 |                         let source = { self.remote_files.lock().unwrap().get_entries()[i].clone() };
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:368:33
[INFO] [stderr]     |
[INFO] [stderr] 368 |                 let num_files = { rftp.remote_files.lock().unwrap().len() };
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:376:33
[INFO] [stderr]     |
[INFO] [stderr] 376 |                 let num_files = { rftp.local_files.lock().unwrap().len() };
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:384:39
[INFO] [stderr]     |
[INFO] [stderr] 384 |                 let num_local_files = { rftp.local_files.lock().unwrap().len() };
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:385:40
[INFO] [stderr]     |
[INFO] [stderr] 385 |                 let num_remote_files = { rftp.remote_files.lock().unwrap().len() };
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:400:40
[INFO] [stderr]     |
[INFO] [stderr] 400 |                 let num_remote_files = { rftp.remote_files.lock().unwrap().len() };
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:408:39
[INFO] [stderr]     |
[INFO] [stderr] 408 |                 let num_local_files = { rftp.local_files.lock().unwrap().len() };
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:416:39
[INFO] [stderr]     |
[INFO] [stderr] 416 |                 let num_local_files = { rftp.local_files.lock().unwrap().len() };
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:417:40
[INFO] [stderr]     |
[INFO] [stderr] 417 |                 let num_remote_files = { rftp.remote_files.lock().unwrap().len() };
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:106:37
[INFO] [stderr]     |
[INFO] [stderr] 106 |                         let entry = { self.local_files.lock().unwrap().get_entries()[i].clone() };
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:123:37
[INFO] [stderr]     |
[INFO] [stderr] 123 |                         let entry = { self.remote_files.lock().unwrap().get_entries()[i].clone() };
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:149:38
[INFO] [stderr]     |
[INFO] [stderr] 149 |                         let source = { self.local_files.lock().unwrap().get_entries()[i].clone() };
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:198:38
[INFO] [stderr]     |
[INFO] [stderr] 198 |                         let source = { self.remote_files.lock().unwrap().get_entries()[i].clone() };
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:368:33
[INFO] [stderr]     |
[INFO] [stderr] 368 |                 let num_files = { rftp.remote_files.lock().unwrap().len() };
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:376:33
[INFO] [stderr]     |
[INFO] [stderr] 376 |                 let num_files = { rftp.local_files.lock().unwrap().len() };
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:384:39
[INFO] [stderr]     |
[INFO] [stderr] 384 |                 let num_local_files = { rftp.local_files.lock().unwrap().len() };
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:385:40
[INFO] [stderr]     |
[INFO] [stderr] 385 |                 let num_remote_files = { rftp.remote_files.lock().unwrap().len() };
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:400:40
[INFO] [stderr]     |
[INFO] [stderr] 400 |                 let num_remote_files = { rftp.remote_files.lock().unwrap().len() };
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:408:39
[INFO] [stderr]     |
[INFO] [stderr] 408 |                 let num_local_files = { rftp.local_files.lock().unwrap().len() };
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:416:39
[INFO] [stderr]     |
[INFO] [stderr] 416 |                 let num_local_files = { rftp.local_files.lock().unwrap().len() };
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/rftp.rs:417:40
[INFO] [stderr]     |
[INFO] [stderr] 417 |                 let num_remote_files = { rftp.remote_files.lock().unwrap().len() };
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.23s
[INFO] running `"docker" "inspect" "77b78f6e9093ca40e4ab9df792795b45277005d702e1b0b7c07cb42a6fd68f0d"`
[INFO] running `"docker" "rm" "-f" "77b78f6e9093ca40e4ab9df792795b45277005d702e1b0b7c07cb42a6fd68f0d"`
[INFO] [stdout] 77b78f6e9093ca40e4ab9df792795b45277005d702e1b0b7c07cb42a6fd68f0d