Nov 28 20:07:31.528 INFO checking quill-delta-0.0.1 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 20:07:31.528 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 20:07:32.049 INFO [stdout] 85b1700d5fcd8fa4765d92fd638f624e956e19ef08a3d9dc7e2a6154a6fc3cfd
Nov 28 20:07:32.057 INFO running `"docker" "start" "-a" "85b1700d5fcd8fa4765d92fd638f624e956e19ef08a3d9dc7e2a6154a6fc3cfd"`
Nov 28 20:07:33.793 INFO [stderr] usermod: no changes
Nov 28 20:07:33.900 INFO [stderr]     Checking quill-delta v0.0.1 (/source)
Nov 28 20:07:34.772 INFO [stderr] warning: unused variable: `text`
Nov 28 20:07:34.773 INFO [stderr]   --> src/lib.rs:40:46
Nov 28 20:07:34.773 INFO [stderr]    |
Nov 28 20:07:34.773 INFO [stderr] 40 |     pub fn insert<S: Into<String>>(mut self, text: S, attributes: Attributes) -> Self {
Nov 28 20:07:34.774 INFO [stderr]    |                                              ^^^^ help: consider using `_text` instead
Nov 28 20:07:34.774 INFO [stderr]    |
Nov 28 20:07:34.774 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 20:07:34.774 INFO [stderr] 
Nov 28 20:07:34.775 INFO [stderr] warning: unused variable: `attributes`
Nov 28 20:07:34.775 INFO [stderr]   --> src/lib.rs:40:55
Nov 28 20:07:34.775 INFO [stderr]    |
Nov 28 20:07:34.775 INFO [stderr] 40 |     pub fn insert<S: Into<String>>(mut self, text: S, attributes: Attributes) -> Self {
Nov 28 20:07:34.776 INFO [stderr]    |                                                       ^^^^^^^^^^ help: consider using `_attributes` instead
Nov 28 20:07:34.776 INFO [stderr] 
Nov 28 20:07:34.776 INFO [stderr] warning: unused variable: `length`
Nov 28 20:07:34.776 INFO [stderr]   --> src/lib.rs:44:29
Nov 28 20:07:34.777 INFO [stderr]    |
Nov 28 20:07:34.777 INFO [stderr] 44 |     pub fn delete(mut self, length: usize) -> Self {
Nov 28 20:07:34.777 INFO [stderr]    |                             ^^^^^^ help: consider using `_length` instead
Nov 28 20:07:34.777 INFO [stderr] 
Nov 28 20:07:34.778 INFO [stderr] warning: unused variable: `length`
Nov 28 20:07:34.778 INFO [stderr]   --> src/lib.rs:48:29
Nov 28 20:07:34.778 INFO [stderr]    |
Nov 28 20:07:34.778 INFO [stderr] 48 |     pub fn retain(mut self, length: usize, attributes: Attributes) -> Self {
Nov 28 20:07:34.779 INFO [stderr]    |                             ^^^^^^ help: consider using `_length` instead
Nov 28 20:07:34.779 INFO [stderr] 
Nov 28 20:07:34.779 INFO [stderr] warning: unused variable: `attributes`
Nov 28 20:07:34.779 INFO [stderr]   --> src/lib.rs:48:44
Nov 28 20:07:34.780 INFO [stderr]    |
Nov 28 20:07:34.780 INFO [stderr] 48 |     pub fn retain(mut self, length: usize, attributes: Attributes) -> Self {
Nov 28 20:07:34.780 INFO [stderr]    |                                            ^^^^^^^^^^ help: consider using `_attributes` instead
Nov 28 20:07:34.780 INFO [stderr] 
Nov 28 20:07:34.781 INFO [stderr] warning: unused variable: `op`
Nov 28 20:07:34.781 INFO [stderr]   --> src/lib.rs:52:27
Nov 28 20:07:34.781 INFO [stderr]    |
Nov 28 20:07:34.781 INFO [stderr] 52 |     pub fn push(mut self, op: DeltaOperation) -> Self {
Nov 28 20:07:34.782 INFO [stderr]    |                           ^^ help: consider using `_op` instead
Nov 28 20:07:34.782 INFO [stderr] 
Nov 28 20:07:34.783 INFO [stderr] warning: variable does not need to be mutable
Nov 28 20:07:34.783 INFO [stderr]   --> src/lib.rs:40:36
Nov 28 20:07:34.783 INFO [stderr]    |
Nov 28 20:07:34.783 INFO [stderr] 40 |     pub fn insert<S: Into<String>>(mut self, text: S, attributes: Attributes) -> Self {
Nov 28 20:07:34.784 INFO [stderr]    |                                    ----^^^^
Nov 28 20:07:34.784 INFO [stderr]    |                                    |
Nov 28 20:07:34.784 INFO [stderr]    |                                    help: remove this `mut`
Nov 28 20:07:34.785 INFO [stderr]    |
Nov 28 20:07:34.785 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 20:07:34.785 INFO [stderr] 
Nov 28 20:07:34.785 INFO [stderr] warning: variable does not need to be mutable
Nov 28 20:07:34.786 INFO [stderr]   --> src/lib.rs:44:19
Nov 28 20:07:34.786 INFO [stderr]    |
Nov 28 20:07:34.786 INFO [stderr] 44 |     pub fn delete(mut self, length: usize) -> Self {
Nov 28 20:07:34.786 INFO [stderr]    |                   ----^^^^
Nov 28 20:07:34.786 INFO [stderr]    |                   |
Nov 28 20:07:34.787 INFO [stderr]    |                   help: remove this `mut`
Nov 28 20:07:34.787 INFO [stderr] 
Nov 28 20:07:34.787 INFO [stderr] warning: variable does not need to be mutable
Nov 28 20:07:34.787 INFO [stderr]   --> src/lib.rs:48:19
Nov 28 20:07:34.788 INFO [stderr]    |
Nov 28 20:07:34.788 INFO [stderr] 48 |     pub fn retain(mut self, length: usize, attributes: Attributes) -> Self {
Nov 28 20:07:34.788 INFO [stderr]    |                   ----^^^^
Nov 28 20:07:34.788 INFO [stderr]    |                   |
Nov 28 20:07:34.789 INFO [stderr]    |                   help: remove this `mut`
Nov 28 20:07:34.789 INFO [stderr] 
Nov 28 20:07:34.789 INFO [stderr] warning: variable does not need to be mutable
Nov 28 20:07:34.789 INFO [stderr]   --> src/lib.rs:52:17
Nov 28 20:07:34.790 INFO [stderr]    |
Nov 28 20:07:34.790 INFO [stderr] 52 |     pub fn push(mut self, op: DeltaOperation) -> Self {
Nov 28 20:07:34.790 INFO [stderr]    |                 ----^^^^
Nov 28 20:07:34.790 INFO [stderr]    |                 |
Nov 28 20:07:34.791 INFO [stderr]    |                 help: remove this `mut`
Nov 28 20:07:34.791 INFO [stderr] 
Nov 28 20:07:34.791 INFO [stderr] warning: variable does not need to be mutable
Nov 28 20:07:34.791 INFO [stderr]   --> src/lib.rs:56:17
Nov 28 20:07:34.792 INFO [stderr]    |
Nov 28 20:07:34.792 INFO [stderr] 56 |     pub fn chop(mut self) {}
Nov 28 20:07:34.792 INFO [stderr]    |                 ----^^^^
Nov 28 20:07:34.792 INFO [stderr]    |                 |
Nov 28 20:07:34.793 INFO [stderr]    |                 help: remove this `mut`
Nov 28 20:07:34.793 INFO [stderr] 
Nov 28 20:07:35.045 INFO [stderr] warning: unused variable: `op`
Nov 28 20:07:35.045 INFO [stderr]    --> src/lib.rs:181:9
Nov 28 20:07:35.045 INFO [stderr]     |
Nov 28 20:07:35.045 INFO [stderr] 181 |     let op: DeltaOperation = serde_json::from_str(r#"{ "insert": "Hallo" }"#).unwrap();
Nov 28 20:07:35.046 INFO [stderr]     |         ^^ help: consider using `_op` instead
Nov 28 20:07:35.046 INFO [stderr]     |
Nov 28 20:07:35.046 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 20:07:35.046 INFO [stderr] 
Nov 28 20:07:35.046 INFO [stderr] warning: unused variable: `op`
Nov 28 20:07:35.046 INFO [stderr]    --> src/lib.rs:182:9
Nov 28 20:07:35.046 INFO [stderr]     |
Nov 28 20:07:35.046 INFO [stderr] 182 |     let op: DeltaOperation = serde_json::from_str(r#"{ "retain": 10 }"#).unwrap();
Nov 28 20:07:35.046 INFO [stderr]     |         ^^ help: consider using `_op` instead
Nov 28 20:07:35.046 INFO [stderr] 
Nov 28 20:07:35.046 INFO [stderr] warning: unused variable: `op`
Nov 28 20:07:35.046 INFO [stderr]    --> src/lib.rs:183:9
Nov 28 20:07:35.046 INFO [stderr]     |
Nov 28 20:07:35.046 INFO [stderr] 183 |     let op: DeltaOperation = serde_json::from_str(r#"{ "delete": 10 }"#).unwrap();
Nov 28 20:07:35.046 INFO [stderr]     |         ^^ help: consider using `_op` instead
Nov 28 20:07:35.046 INFO [stderr] 
Nov 28 20:07:35.046 INFO [stderr] warning: unused variable: `text`
Nov 28 20:07:35.046 INFO [stderr]   --> src/lib.rs:40:46
Nov 28 20:07:35.046 INFO [stderr]    |
Nov 28 20:07:35.046 INFO [stderr] 40 |     pub fn insert<S: Into<String>>(mut self, text: S, attributes: Attributes) -> Self {
Nov 28 20:07:35.046 INFO [stderr]    |                                              ^^^^ help: consider using `_text` instead
Nov 28 20:07:35.046 INFO [stderr] 
Nov 28 20:07:35.046 INFO [stderr] warning: unused variable: `attributes`
Nov 28 20:07:35.046 INFO [stderr]   --> src/lib.rs:40:55
Nov 28 20:07:35.046 INFO [stderr]    |
Nov 28 20:07:35.046 INFO [stderr] 40 |     pub fn insert<S: Into<String>>(mut self, text: S, attributes: Attributes) -> Self {
Nov 28 20:07:35.046 INFO [stderr]    |                                                       ^^^^^^^^^^ help: consider using `_attributes` instead
Nov 28 20:07:35.046 INFO [stderr] 
Nov 28 20:07:35.046 INFO [stderr] warning: unused variable: `length`
Nov 28 20:07:35.046 INFO [stderr]   --> src/lib.rs:44:29
Nov 28 20:07:35.046 INFO [stderr]    |
Nov 28 20:07:35.046 INFO [stderr] 44 |     pub fn delete(mut self, length: usize) -> Self {
Nov 28 20:07:35.046 INFO [stderr]    |                             ^^^^^^ help: consider using `_length` instead
Nov 28 20:07:35.046 INFO [stderr] 
Nov 28 20:07:35.046 INFO [stderr] warning: unused variable: `length`
Nov 28 20:07:35.046 INFO [stderr]   --> src/lib.rs:48:29
Nov 28 20:07:35.046 INFO [stderr]    |
Nov 28 20:07:35.046 INFO [stderr] 48 |     pub fn retain(mut self, length: usize, attributes: Attributes) -> Self {
Nov 28 20:07:35.046 INFO [stderr]    |                             ^^^^^^ help: consider using `_length` instead
Nov 28 20:07:35.046 INFO [stderr] 
Nov 28 20:07:35.046 INFO [stderr] warning: unused variable: `attributes`
Nov 28 20:07:35.046 INFO [stderr]   --> src/lib.rs:48:44
Nov 28 20:07:35.046 INFO [stderr]    |
Nov 28 20:07:35.046 INFO [stderr] 48 |     pub fn retain(mut self, length: usize, attributes: Attributes) -> Self {
Nov 28 20:07:35.046 INFO [stderr]    |                                            ^^^^^^^^^^ help: consider using `_attributes` instead
Nov 28 20:07:35.046 INFO [stderr] 
Nov 28 20:07:35.046 INFO [stderr] warning: unused variable: `op`
Nov 28 20:07:35.046 INFO [stderr]   --> src/lib.rs:52:27
Nov 28 20:07:35.046 INFO [stderr]    |
Nov 28 20:07:35.046 INFO [stderr] 52 |     pub fn push(mut self, op: DeltaOperation) -> Self {
Nov 28 20:07:35.046 INFO [stderr]    |                           ^^ help: consider using `_op` instead
Nov 28 20:07:35.046 INFO [stderr] 
Nov 28 20:07:35.064 INFO [stderr] warning: variable does not need to be mutable
Nov 28 20:07:35.064 INFO [stderr]   --> src/lib.rs:40:36
Nov 28 20:07:35.064 INFO [stderr]    |
Nov 28 20:07:35.064 INFO [stderr] 40 |     pub fn insert<S: Into<String>>(mut self, text: S, attributes: Attributes) -> Self {
Nov 28 20:07:35.064 INFO [stderr]    |                                    ----^^^^
Nov 28 20:07:35.064 INFO [stderr]    |                                    |
Nov 28 20:07:35.064 INFO [stderr]    |                                    help: remove this `mut`
Nov 28 20:07:35.064 INFO [stderr]    |
Nov 28 20:07:35.064 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 20:07:35.064 INFO [stderr] 
Nov 28 20:07:35.064 INFO [stderr] warning: variable does not need to be mutable
Nov 28 20:07:35.064 INFO [stderr]   --> src/lib.rs:44:19
Nov 28 20:07:35.064 INFO [stderr]    |
Nov 28 20:07:35.064 INFO [stderr] 44 |     pub fn delete(mut self, length: usize) -> Self {
Nov 28 20:07:35.064 INFO [stderr]    |                   ----^^^^
Nov 28 20:07:35.064 INFO [stderr]    |                   |
Nov 28 20:07:35.064 INFO [stderr]    |                   help: remove this `mut`
Nov 28 20:07:35.064 INFO [stderr] 
Nov 28 20:07:35.064 INFO [stderr] warning: variable does not need to be mutable
Nov 28 20:07:35.064 INFO [stderr]   --> src/lib.rs:48:19
Nov 28 20:07:35.064 INFO [stderr]    |
Nov 28 20:07:35.064 INFO [stderr] 48 |     pub fn retain(mut self, length: usize, attributes: Attributes) -> Self {
Nov 28 20:07:35.064 INFO [stderr]    |                   ----^^^^
Nov 28 20:07:35.064 INFO [stderr]    |                   |
Nov 28 20:07:35.064 INFO [stderr]    |                   help: remove this `mut`
Nov 28 20:07:35.064 INFO [stderr] 
Nov 28 20:07:35.064 INFO [stderr] warning: variable does not need to be mutable
Nov 28 20:07:35.064 INFO [stderr]   --> src/lib.rs:52:17
Nov 28 20:07:35.064 INFO [stderr]    |
Nov 28 20:07:35.064 INFO [stderr] 52 |     pub fn push(mut self, op: DeltaOperation) -> Self {
Nov 28 20:07:35.064 INFO [stderr]    |                 ----^^^^
Nov 28 20:07:35.064 INFO [stderr]    |                 |
Nov 28 20:07:35.064 INFO [stderr]    |                 help: remove this `mut`
Nov 28 20:07:35.064 INFO [stderr] 
Nov 28 20:07:35.064 INFO [stderr] warning: variable does not need to be mutable
Nov 28 20:07:35.064 INFO [stderr]   --> src/lib.rs:56:17
Nov 28 20:07:35.064 INFO [stderr]    |
Nov 28 20:07:35.064 INFO [stderr] 56 |     pub fn chop(mut self) {}
Nov 28 20:07:35.064 INFO [stderr]    |                 ----^^^^
Nov 28 20:07:35.065 INFO [stderr]    |                 |
Nov 28 20:07:35.065 INFO [stderr]    |                 help: remove this `mut`
Nov 28 20:07:35.065 INFO [stderr] 
Nov 28 20:07:35.129 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
Nov 28 20:07:35.134 INFO [stderr] su: No module specific data is present
Nov 28 20:07:36.017 INFO running `"docker" "inspect" "85b1700d5fcd8fa4765d92fd638f624e956e19ef08a3d9dc7e2a6154a6fc3cfd"`
Nov 28 20:07:36.381 INFO running `"docker" "rm" "-f" "85b1700d5fcd8fa4765d92fd638f624e956e19ef08a3d9dc7e2a6154a6fc3cfd"`
Nov 28 20:07:36.791 INFO [stdout] 85b1700d5fcd8fa4765d92fd638f624e956e19ef08a3d9dc7e2a6154a6fc3cfd