Dec 11 19:10:49.416 INFO checking eiko/turtle_shell against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 19:10:49.416 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 11 19:10:49.784 INFO [stdout] 0fadccbc775a79e6cac01a6679a5ac753a63bfe68088630ea994b51cb3d3f21c
Dec 11 19:10:49.786 INFO running `"docker" "start" "-a" "0fadccbc775a79e6cac01a6679a5ac753a63bfe68088630ea994b51cb3d3f21c"`
Dec 11 19:10:50.945 INFO [stderr] usermod: no changes
Dec 11 19:10:51.068 INFO [stderr]    Compiling gio v0.1.2
Dec 11 19:10:51.068 INFO [stderr]    Compiling cairo-rs v0.1.2
Dec 11 19:10:51.068 INFO [stderr]    Compiling gdk-pixbuf v0.1.2
Dec 11 19:10:51.068 INFO [stderr]    Compiling gdk v0.5.2
Dec 11 19:10:51.068 INFO [stderr]    Compiling gtk v0.1.2
Dec 11 19:10:51.068 INFO [stderr]    Compiling gio-sys v0.3.3
Dec 11 19:10:51.068 INFO [stderr]    Compiling gdk-pixbuf-sys v0.3.3
Dec 11 19:10:51.068 INFO [stderr]    Compiling pango-sys v0.3.3
Dec 11 19:10:52.268 INFO [stderr]    Compiling cairo-sys-rs v0.3.3
Dec 11 19:10:53.149 INFO [stderr]    Compiling gdk-sys v0.3.3
Dec 11 19:10:53.524 INFO [stderr]    Compiling gtk-sys v0.3.3
Dec 11 19:10:56.364 INFO [stderr]     Checking pango v0.1.2
Dec 11 19:11:22.932 INFO [stderr]     Checking turtle_shell v0.1.0 (/source)
Dec 11 19:11:23.420 INFO [stderr] warning: unused import: `std::path::Path`
Dec 11 19:11:23.420 INFO [stderr]  --> src/main.rs:3:5
Dec 11 19:11:23.420 INFO [stderr]   |
Dec 11 19:11:23.420 INFO [stderr] 3 | use std::path::Path;
Dec 11 19:11:23.420 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 11 19:11:23.420 INFO [stderr]   |
Dec 11 19:11:23.420 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 19:11:23.420 INFO [stderr] 
Dec 11 19:11:23.420 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 11 19:11:23.420 INFO [stderr]  --> src/core.rs:2:5
Dec 11 19:11:23.421 INFO [stderr]   |
Dec 11 19:11:23.421 INFO [stderr] 2 | use std::collections::HashMap;
Dec 11 19:11:23.421 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:11:23.421 INFO [stderr] 
Dec 11 19:11:23.504 INFO [stderr] warning: unused import: `std::path::Path`
Dec 11 19:11:23.504 INFO [stderr]  --> src/main.rs:3:5
Dec 11 19:11:23.504 INFO [stderr]   |
Dec 11 19:11:23.504 INFO [stderr] 3 | use std::path::Path;
Dec 11 19:11:23.504 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 11 19:11:23.504 INFO [stderr]   |
Dec 11 19:11:23.504 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 19:11:23.504 INFO [stderr] 
Dec 11 19:11:23.504 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 11 19:11:23.504 INFO [stderr]  --> src/core.rs:2:5
Dec 11 19:11:23.504 INFO [stderr]   |
Dec 11 19:11:23.504 INFO [stderr] 2 | use std::collections::HashMap;
Dec 11 19:11:23.504 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:11:23.504 INFO [stderr] 
Dec 11 19:11:23.572 INFO [stderr] warning: unused variable: `params`
Dec 11 19:11:23.572 INFO [stderr]    --> src/core.rs:173:19
Dec 11 19:11:23.572 INFO [stderr]     |
Dec 11 19:11:23.572 INFO [stderr] 173 |     fn ask(&self, params: Vec<String>) -> Result<String, String> {
Dec 11 19:11:23.572 INFO [stderr]     |                   ^^^^^^ help: consider using `_params` instead
Dec 11 19:11:23.572 INFO [stderr]     |
Dec 11 19:11:23.572 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 11 19:11:23.572 INFO [stderr] 
Dec 11 19:11:23.596 INFO [stderr] warning: variable does not need to be mutable
Dec 11 19:11:23.596 INFO [stderr]   --> src/turbin.rs:26:38
Dec 11 19:11:23.596 INFO [stderr]    |
Dec 11 19:11:23.596 INFO [stderr] 26 |     fn receive(&self, message: &str, mut params: Vec<String>) -> String {
Dec 11 19:11:23.596 INFO [stderr]    |                                      ----^^^^^^
Dec 11 19:11:23.596 INFO [stderr]    |                                      |
Dec 11 19:11:23.596 INFO [stderr]    |                                      help: remove this `mut`
Dec 11 19:11:23.596 INFO [stderr]    |
Dec 11 19:11:23.596 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 19:11:23.596 INFO [stderr] 
Dec 11 19:11:23.635 INFO [stderr] warning: unused variable: `params`
Dec 11 19:11:23.635 INFO [stderr]    --> src/core.rs:173:19
Dec 11 19:11:23.635 INFO [stderr]     |
Dec 11 19:11:23.635 INFO [stderr] 173 |     fn ask(&self, params: Vec<String>) -> Result<String, String> {
Dec 11 19:11:23.635 INFO [stderr]     |                   ^^^^^^ help: consider using `_params` instead
Dec 11 19:11:23.635 INFO [stderr]     |
Dec 11 19:11:23.635 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 11 19:11:23.635 INFO [stderr] 
Dec 11 19:11:23.637 INFO [stderr] warning: method is never used: `name`
Dec 11 19:11:23.637 INFO [stderr]  --> src/core.rs:9:5
Dec 11 19:11:23.637 INFO [stderr]   |
Dec 11 19:11:23.637 INFO [stderr] 9 |     pub fn name(&self) -> String {
Dec 11 19:11:23.637 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:11:23.637 INFO [stderr]   |
Dec 11 19:11:23.637 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 19:11:23.637 INFO [stderr] 
Dec 11 19:11:23.637 INFO [stderr] warning: method is never used: `load`
Dec 11 19:11:23.637 INFO [stderr]   --> src/core.rs:12:5
Dec 11 19:11:23.637 INFO [stderr]    |
Dec 11 19:11:23.637 INFO [stderr] 12 |     pub fn load(&self) -> bool {
Dec 11 19:11:23.637 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:11:23.637 INFO [stderr] 
Dec 11 19:11:23.637 INFO [stderr] warning: method is never used: `load_plugin`
Dec 11 19:11:23.637 INFO [stderr]   --> src/main.rs:52:5
Dec 11 19:11:23.637 INFO [stderr]    |
Dec 11 19:11:23.637 INFO [stderr] 52 |     fn load_plugin(&mut self, plugin: &'a Plugin) -> bool {
Dec 11 19:11:23.637 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:11:23.637 INFO [stderr] 
Dec 11 19:11:23.644 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 19:11:23.644 INFO [stderr]    --> src/core.rs:175:9
Dec 11 19:11:23.644 INFO [stderr]     |
Dec 11 19:11:23.644 INFO [stderr] 175 |         io::stdout().flush();
Dec 11 19:11:23.644 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:11:23.644 INFO [stderr]     |
Dec 11 19:11:23.644 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 19:11:23.644 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 19:11:23.644 INFO [stderr] 
Dec 11 19:11:23.644 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 19:11:23.644 INFO [stderr]    --> src/core.rs:191:9
Dec 11 19:11:23.644 INFO [stderr]     |
Dec 11 19:11:23.644 INFO [stderr] 191 |         io::stdout().flush();
Dec 11 19:11:23.644 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:11:23.644 INFO [stderr]     |
Dec 11 19:11:23.644 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 19:11:23.644 INFO [stderr] 
Dec 11 19:11:23.644 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 19:11:23.644 INFO [stderr]    --> src/core.rs:200:9
Dec 11 19:11:23.644 INFO [stderr]     |
Dec 11 19:11:23.644 INFO [stderr] 200 |         io::stdout().flush();
Dec 11 19:11:23.644 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:11:23.644 INFO [stderr]     |
Dec 11 19:11:23.644 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 19:11:23.644 INFO [stderr] 
Dec 11 19:11:23.648 INFO [stderr] warning: variable does not need to be mutable
Dec 11 19:11:23.648 INFO [stderr]   --> src/turbin.rs:26:38
Dec 11 19:11:23.648 INFO [stderr]    |
Dec 11 19:11:23.648 INFO [stderr] 26 |     fn receive(&self, message: &str, mut params: Vec<String>) -> String {
Dec 11 19:11:23.648 INFO [stderr]    |                                      ----^^^^^^
Dec 11 19:11:23.648 INFO [stderr]    |                                      |
Dec 11 19:11:23.648 INFO [stderr]    |                                      help: remove this `mut`
Dec 11 19:11:23.648 INFO [stderr]    |
Dec 11 19:11:23.648 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 19:11:23.648 INFO [stderr] 
Dec 11 19:11:23.676 INFO [stderr] warning: method is never used: `name`
Dec 11 19:11:23.676 INFO [stderr]  --> src/core.rs:9:5
Dec 11 19:11:23.676 INFO [stderr]   |
Dec 11 19:11:23.676 INFO [stderr] 9 |     pub fn name(&self) -> String {
Dec 11 19:11:23.676 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:11:23.676 INFO [stderr]   |
Dec 11 19:11:23.676 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 19:11:23.676 INFO [stderr] 
Dec 11 19:11:23.676 INFO [stderr] warning: method is never used: `load`
Dec 11 19:11:23.676 INFO [stderr]   --> src/core.rs:12:5
Dec 11 19:11:23.676 INFO [stderr]    |
Dec 11 19:11:23.676 INFO [stderr] 12 |     pub fn load(&self) -> bool {
Dec 11 19:11:23.676 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:11:23.676 INFO [stderr] 
Dec 11 19:11:23.676 INFO [stderr] warning: method is never used: `load_plugin`
Dec 11 19:11:23.676 INFO [stderr]   --> src/main.rs:52:5
Dec 11 19:11:23.676 INFO [stderr]    |
Dec 11 19:11:23.676 INFO [stderr] 52 |     fn load_plugin(&mut self, plugin: &'a Plugin) -> bool {
Dec 11 19:11:23.676 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:11:23.676 INFO [stderr] 
Dec 11 19:11:23.677 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 19:11:23.677 INFO [stderr]    --> src/core.rs:175:9
Dec 11 19:11:23.677 INFO [stderr]     |
Dec 11 19:11:23.677 INFO [stderr] 175 |         io::stdout().flush();
Dec 11 19:11:23.677 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:11:23.677 INFO [stderr]     |
Dec 11 19:11:23.677 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 19:11:23.677 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 19:11:23.677 INFO [stderr] 
Dec 11 19:11:23.677 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 19:11:23.677 INFO [stderr]    --> src/core.rs:191:9
Dec 11 19:11:23.677 INFO [stderr]     |
Dec 11 19:11:23.677 INFO [stderr] 191 |         io::stdout().flush();
Dec 11 19:11:23.677 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:11:23.677 INFO [stderr]     |
Dec 11 19:11:23.677 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 19:11:23.677 INFO [stderr] 
Dec 11 19:11:23.677 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 19:11:23.677 INFO [stderr]    --> src/core.rs:200:9
Dec 11 19:11:23.677 INFO [stderr]     |
Dec 11 19:11:23.677 INFO [stderr] 200 |         io::stdout().flush();
Dec 11 19:11:23.677 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:11:23.677 INFO [stderr]     |
Dec 11 19:11:23.677 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 19:11:23.677 INFO [stderr] 
Dec 11 19:11:23.698 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.73s
Dec 11 19:11:23.705 INFO [stderr] su: No module specific data is present
Dec 11 19:11:24.508 INFO running `"docker" "inspect" "0fadccbc775a79e6cac01a6679a5ac753a63bfe68088630ea994b51cb3d3f21c"`
Dec 11 19:11:24.892 INFO running `"docker" "rm" "-f" "0fadccbc775a79e6cac01a6679a5ac753a63bfe68088630ea994b51cb3d3f21c"`
Dec 11 19:11:25.240 INFO [stdout] 0fadccbc775a79e6cac01a6679a5ac753a63bfe68088630ea994b51cb3d3f21c