Nov 30 17:34:29.737 INFO checking quill-delta-0.0.1 against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 17:34:29.737 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 30 17:34:30.210 INFO [stdout] a51415c9bba4c9e3f8ea355eb439ef174d278946e36604187be78efb0b351c8b
Nov 30 17:34:30.212 INFO running `"docker" "start" "-a" "a51415c9bba4c9e3f8ea355eb439ef174d278946e36604187be78efb0b351c8b"`
Nov 30 17:34:31.518 INFO [stderr] usermod: no changes
Nov 30 17:34:31.608 INFO [stderr]     Checking quill-delta v0.0.1 (/source)
Nov 30 17:34:32.676 INFO [stderr] warning: unused variable: `text`
Nov 30 17:34:32.676 INFO [stderr]   --> src/lib.rs:40:46
Nov 30 17:34:32.676 INFO [stderr]    |
Nov 30 17:34:32.676 INFO [stderr] 40 |     pub fn insert<S: Into<String>>(mut self, text: S, attributes: Attributes) -> Self {
Nov 30 17:34:32.676 INFO [stderr]    |                                              ^^^^ help: consider using `_text` instead
Nov 30 17:34:32.676 INFO [stderr]    |
Nov 30 17:34:32.676 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 17:34:32.676 INFO [stderr] 
Nov 30 17:34:32.676 INFO [stderr] warning: unused variable: `attributes`
Nov 30 17:34:32.676 INFO [stderr]   --> src/lib.rs:40:55
Nov 30 17:34:32.676 INFO [stderr]    |
Nov 30 17:34:32.676 INFO [stderr] 40 |     pub fn insert<S: Into<String>>(mut self, text: S, attributes: Attributes) -> Self {
Nov 30 17:34:32.676 INFO [stderr]    |                                                       ^^^^^^^^^^ help: consider using `_attributes` instead
Nov 30 17:34:32.676 INFO [stderr] 
Nov 30 17:34:32.676 INFO [stderr] warning: unused variable: `length`
Nov 30 17:34:32.676 INFO [stderr]   --> src/lib.rs:44:29
Nov 30 17:34:32.676 INFO [stderr]    |
Nov 30 17:34:32.676 INFO [stderr] 44 |     pub fn delete(mut self, length: usize) -> Self {
Nov 30 17:34:32.676 INFO [stderr]    |                             ^^^^^^ help: consider using `_length` instead
Nov 30 17:34:32.676 INFO [stderr] 
Nov 30 17:34:32.676 INFO [stderr] warning: unused variable: `length`
Nov 30 17:34:32.676 INFO [stderr]   --> src/lib.rs:48:29
Nov 30 17:34:32.676 INFO [stderr]    |
Nov 30 17:34:32.676 INFO [stderr] 48 |     pub fn retain(mut self, length: usize, attributes: Attributes) -> Self {
Nov 30 17:34:32.676 INFO [stderr]    |                             ^^^^^^ help: consider using `_length` instead
Nov 30 17:34:32.676 INFO [stderr] 
Nov 30 17:34:32.676 INFO [stderr] warning: unused variable: `attributes`
Nov 30 17:34:32.676 INFO [stderr]   --> src/lib.rs:48:44
Nov 30 17:34:32.676 INFO [stderr]    |
Nov 30 17:34:32.676 INFO [stderr] 48 |     pub fn retain(mut self, length: usize, attributes: Attributes) -> Self {
Nov 30 17:34:32.676 INFO [stderr]    |                                            ^^^^^^^^^^ help: consider using `_attributes` instead
Nov 30 17:34:32.676 INFO [stderr] 
Nov 30 17:34:32.676 INFO [stderr] warning: unused variable: `op`
Nov 30 17:34:32.676 INFO [stderr]   --> src/lib.rs:52:27
Nov 30 17:34:32.676 INFO [stderr]    |
Nov 30 17:34:32.676 INFO [stderr] 52 |     pub fn push(mut self, op: DeltaOperation) -> Self {
Nov 30 17:34:32.676 INFO [stderr]    |                           ^^ help: consider using `_op` instead
Nov 30 17:34:32.676 INFO [stderr] 
Nov 30 17:34:32.684 INFO [stderr] warning: variable does not need to be mutable
Nov 30 17:34:32.684 INFO [stderr]   --> src/lib.rs:40:36
Nov 30 17:34:32.684 INFO [stderr]    |
Nov 30 17:34:32.684 INFO [stderr] 40 |     pub fn insert<S: Into<String>>(mut self, text: S, attributes: Attributes) -> Self {
Nov 30 17:34:32.684 INFO [stderr]    |                                    ----^^^^
Nov 30 17:34:32.684 INFO [stderr]    |                                    |
Nov 30 17:34:32.684 INFO [stderr]    |                                    help: remove this `mut`
Nov 30 17:34:32.684 INFO [stderr]    |
Nov 30 17:34:32.684 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 17:34:32.684 INFO [stderr] 
Nov 30 17:34:32.684 INFO [stderr] warning: variable does not need to be mutable
Nov 30 17:34:32.684 INFO [stderr]   --> src/lib.rs:44:19
Nov 30 17:34:32.684 INFO [stderr]    |
Nov 30 17:34:32.685 INFO [stderr] 44 |     pub fn delete(mut self, length: usize) -> Self {
Nov 30 17:34:32.685 INFO [stderr]    |                   ----^^^^
Nov 30 17:34:32.685 INFO [stderr]    |                   |
Nov 30 17:34:32.685 INFO [stderr]    |                   help: remove this `mut`
Nov 30 17:34:32.685 INFO [stderr] 
Nov 30 17:34:32.685 INFO [stderr] warning: variable does not need to be mutable
Nov 30 17:34:32.685 INFO [stderr]   --> src/lib.rs:48:19
Nov 30 17:34:32.685 INFO [stderr]    |
Nov 30 17:34:32.685 INFO [stderr] 48 |     pub fn retain(mut self, length: usize, attributes: Attributes) -> Self {
Nov 30 17:34:32.685 INFO [stderr]    |                   ----^^^^
Nov 30 17:34:32.685 INFO [stderr]    |                   |
Nov 30 17:34:32.685 INFO [stderr]    |                   help: remove this `mut`
Nov 30 17:34:32.685 INFO [stderr] 
Nov 30 17:34:32.685 INFO [stderr] warning: variable does not need to be mutable
Nov 30 17:34:32.685 INFO [stderr]   --> src/lib.rs:52:17
Nov 30 17:34:32.685 INFO [stderr]    |
Nov 30 17:34:32.685 INFO [stderr] 52 |     pub fn push(mut self, op: DeltaOperation) -> Self {
Nov 30 17:34:32.685 INFO [stderr]    |                 ----^^^^
Nov 30 17:34:32.685 INFO [stderr]    |                 |
Nov 30 17:34:32.685 INFO [stderr]    |                 help: remove this `mut`
Nov 30 17:34:32.685 INFO [stderr] 
Nov 30 17:34:32.685 INFO [stderr] warning: variable does not need to be mutable
Nov 30 17:34:32.685 INFO [stderr]   --> src/lib.rs:56:17
Nov 30 17:34:32.685 INFO [stderr]    |
Nov 30 17:34:32.685 INFO [stderr] 56 |     pub fn chop(mut self) {}
Nov 30 17:34:32.685 INFO [stderr]    |                 ----^^^^
Nov 30 17:34:32.685 INFO [stderr]    |                 |
Nov 30 17:34:32.685 INFO [stderr]    |                 help: remove this `mut`
Nov 30 17:34:32.685 INFO [stderr] 
Nov 30 17:34:32.920 INFO [stderr] warning: unused variable: `op`
Nov 30 17:34:32.920 INFO [stderr]    --> src/lib.rs:181:9
Nov 30 17:34:32.920 INFO [stderr]     |
Nov 30 17:34:32.920 INFO [stderr] 181 |     let op: DeltaOperation = serde_json::from_str(r#"{ "insert": "Hallo" }"#).unwrap();
Nov 30 17:34:32.920 INFO [stderr]     |         ^^ help: consider using `_op` instead
Nov 30 17:34:32.920 INFO [stderr]     |
Nov 30 17:34:32.920 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 30 17:34:32.920 INFO [stderr] 
Nov 30 17:34:32.920 INFO [stderr] warning: unused variable: `op`
Nov 30 17:34:32.920 INFO [stderr]    --> src/lib.rs:182:9
Nov 30 17:34:32.920 INFO [stderr]     |
Nov 30 17:34:32.920 INFO [stderr] 182 |     let op: DeltaOperation = serde_json::from_str(r#"{ "retain": 10 }"#).unwrap();
Nov 30 17:34:32.920 INFO [stderr]     |         ^^ help: consider using `_op` instead
Nov 30 17:34:32.920 INFO [stderr] 
Nov 30 17:34:32.920 INFO [stderr] warning: unused variable: `op`
Nov 30 17:34:32.920 INFO [stderr]    --> src/lib.rs:183:9
Nov 30 17:34:32.920 INFO [stderr]     |
Nov 30 17:34:32.920 INFO [stderr] 183 |     let op: DeltaOperation = serde_json::from_str(r#"{ "delete": 10 }"#).unwrap();
Nov 30 17:34:32.920 INFO [stderr]     |         ^^ help: consider using `_op` instead
Nov 30 17:34:32.920 INFO [stderr] 
Nov 30 17:34:32.920 INFO [stderr] warning: unused variable: `text`
Nov 30 17:34:32.920 INFO [stderr]   --> src/lib.rs:40:46
Nov 30 17:34:32.920 INFO [stderr]    |
Nov 30 17:34:32.920 INFO [stderr] 40 |     pub fn insert<S: Into<String>>(mut self, text: S, attributes: Attributes) -> Self {
Nov 30 17:34:32.920 INFO [stderr]    |                                              ^^^^ help: consider using `_text` instead
Nov 30 17:34:32.920 INFO [stderr] 
Nov 30 17:34:32.920 INFO [stderr] warning: unused variable: `attributes`
Nov 30 17:34:32.920 INFO [stderr]   --> src/lib.rs:40:55
Nov 30 17:34:32.920 INFO [stderr]    |
Nov 30 17:34:32.920 INFO [stderr] 40 |     pub fn insert<S: Into<String>>(mut self, text: S, attributes: Attributes) -> Self {
Nov 30 17:34:32.920 INFO [stderr]    |                                                       ^^^^^^^^^^ help: consider using `_attributes` instead
Nov 30 17:34:32.920 INFO [stderr] 
Nov 30 17:34:32.920 INFO [stderr] warning: unused variable: `length`
Nov 30 17:34:32.920 INFO [stderr]   --> src/lib.rs:44:29
Nov 30 17:34:32.920 INFO [stderr]    |
Nov 30 17:34:32.920 INFO [stderr] 44 |     pub fn delete(mut self, length: usize) -> Self {
Nov 30 17:34:32.920 INFO [stderr]    |                             ^^^^^^ help: consider using `_length` instead
Nov 30 17:34:32.920 INFO [stderr] 
Nov 30 17:34:32.920 INFO [stderr] warning: unused variable: `length`
Nov 30 17:34:32.920 INFO [stderr]   --> src/lib.rs:48:29
Nov 30 17:34:32.920 INFO [stderr]    |
Nov 30 17:34:32.920 INFO [stderr] 48 |     pub fn retain(mut self, length: usize, attributes: Attributes) -> Self {
Nov 30 17:34:32.920 INFO [stderr]    |                             ^^^^^^ help: consider using `_length` instead
Nov 30 17:34:32.920 INFO [stderr] 
Nov 30 17:34:32.920 INFO [stderr] warning: unused variable: `attributes`
Nov 30 17:34:32.920 INFO [stderr]   --> src/lib.rs:48:44
Nov 30 17:34:32.920 INFO [stderr]    |
Nov 30 17:34:32.920 INFO [stderr] 48 |     pub fn retain(mut self, length: usize, attributes: Attributes) -> Self {
Nov 30 17:34:32.920 INFO [stderr]    |                                            ^^^^^^^^^^ help: consider using `_attributes` instead
Nov 30 17:34:32.921 INFO [stderr] 
Nov 30 17:34:32.921 INFO [stderr] warning: unused variable: `op`
Nov 30 17:34:32.921 INFO [stderr]   --> src/lib.rs:52:27
Nov 30 17:34:32.921 INFO [stderr]    |
Nov 30 17:34:32.921 INFO [stderr] 52 |     pub fn push(mut self, op: DeltaOperation) -> Self {
Nov 30 17:34:32.921 INFO [stderr]    |                           ^^ help: consider using `_op` instead
Nov 30 17:34:32.921 INFO [stderr] 
Nov 30 17:34:32.932 INFO [stderr] warning: variable does not need to be mutable
Nov 30 17:34:32.932 INFO [stderr]   --> src/lib.rs:40:36
Nov 30 17:34:32.932 INFO [stderr]    |
Nov 30 17:34:32.932 INFO [stderr] 40 |     pub fn insert<S: Into<String>>(mut self, text: S, attributes: Attributes) -> Self {
Nov 30 17:34:32.932 INFO [stderr]    |                                    ----^^^^
Nov 30 17:34:32.932 INFO [stderr]    |                                    |
Nov 30 17:34:32.932 INFO [stderr]    |                                    help: remove this `mut`
Nov 30 17:34:32.932 INFO [stderr]    |
Nov 30 17:34:32.932 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 17:34:32.932 INFO [stderr] 
Nov 30 17:34:32.932 INFO [stderr] warning: variable does not need to be mutable
Nov 30 17:34:32.932 INFO [stderr]   --> src/lib.rs:44:19
Nov 30 17:34:32.932 INFO [stderr]    |
Nov 30 17:34:32.932 INFO [stderr] 44 |     pub fn delete(mut self, length: usize) -> Self {
Nov 30 17:34:32.932 INFO [stderr]    |                   ----^^^^
Nov 30 17:34:32.932 INFO [stderr]    |                   |
Nov 30 17:34:32.932 INFO [stderr]    |                   help: remove this `mut`
Nov 30 17:34:32.932 INFO [stderr] 
Nov 30 17:34:32.932 INFO [stderr] warning: variable does not need to be mutable
Nov 30 17:34:32.932 INFO [stderr]   --> src/lib.rs:48:19
Nov 30 17:34:32.932 INFO [stderr]    |
Nov 30 17:34:32.932 INFO [stderr] 48 |     pub fn retain(mut self, length: usize, attributes: Attributes) -> Self {
Nov 30 17:34:32.932 INFO [stderr]    |                   ----^^^^
Nov 30 17:34:32.932 INFO [stderr]    |                   |
Nov 30 17:34:32.932 INFO [stderr]    |                   help: remove this `mut`
Nov 30 17:34:32.932 INFO [stderr] 
Nov 30 17:34:32.932 INFO [stderr] warning: variable does not need to be mutable
Nov 30 17:34:32.932 INFO [stderr]   --> src/lib.rs:52:17
Nov 30 17:34:32.932 INFO [stderr]    |
Nov 30 17:34:32.932 INFO [stderr] 52 |     pub fn push(mut self, op: DeltaOperation) -> Self {
Nov 30 17:34:32.932 INFO [stderr]    |                 ----^^^^
Nov 30 17:34:32.932 INFO [stderr]    |                 |
Nov 30 17:34:32.932 INFO [stderr]    |                 help: remove this `mut`
Nov 30 17:34:32.932 INFO [stderr] 
Nov 30 17:34:32.932 INFO [stderr] warning: variable does not need to be mutable
Nov 30 17:34:32.932 INFO [stderr]   --> src/lib.rs:56:17
Nov 30 17:34:32.932 INFO [stderr]    |
Nov 30 17:34:32.932 INFO [stderr] 56 |     pub fn chop(mut self) {}
Nov 30 17:34:32.932 INFO [stderr]    |                 ----^^^^
Nov 30 17:34:32.932 INFO [stderr]    |                 |
Nov 30 17:34:32.932 INFO [stderr]    |                 help: remove this `mut`
Nov 30 17:34:32.932 INFO [stderr] 
Nov 30 17:34:33.004 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
Nov 30 17:34:33.004 INFO [stderr] su: No module specific data is present
Nov 30 17:34:33.648 INFO running `"docker" "inspect" "a51415c9bba4c9e3f8ea355eb439ef174d278946e36604187be78efb0b351c8b"`
Nov 30 17:34:34.001 INFO running `"docker" "rm" "-f" "a51415c9bba4c9e3f8ea355eb439ef174d278946e36604187be78efb0b351c8b"`
Nov 30 17:34:34.415 INFO [stdout] a51415c9bba4c9e3f8ea355eb439ef174d278946e36604187be78efb0b351c8b