Dec 11 16:39:41.309 INFO checking jakubdibala/gf against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 16:39:41.309 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 16:39:41.474 INFO [stdout] 9eb2717a72015eb9c704edf1ba4e79931832a88c52a2cd10dee24165be09efed
Dec 11 16:39:41.478 INFO running `"docker" "start" "-a" "9eb2717a72015eb9c704edf1ba4e79931832a88c52a2cd10dee24165be09efed"`
Dec 11 16:39:42.010 INFO [stderr] usermod: no changes
Dec 11 16:39:42.127 INFO [stderr]     Checking gf v0.1.0 (/source)
Dec 11 16:39:43.211 INFO [stderr] warning: unused import: `SubCommand`
Dec 11 16:39:43.211 INFO [stderr]  --> src/main.rs:7:22
Dec 11 16:39:43.211 INFO [stderr]   |
Dec 11 16:39:43.211 INFO [stderr] 7 | use clap::{Arg, App, SubCommand};
Dec 11 16:39:43.211 INFO [stderr]   |                      ^^^^^^^^^^
Dec 11 16:39:43.211 INFO [stderr]   |
Dec 11 16:39:43.211 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 16:39:43.211 INFO [stderr] 
Dec 11 16:39:43.258 INFO [stderr] warning: unused variable: `repo`
Dec 11 16:39:43.258 INFO [stderr]   --> src/main.rs:26:9
Dec 11 16:39:43.258 INFO [stderr]    |
Dec 11 16:39:43.258 INFO [stderr] 26 |     let repo = match git2::Repository::open(Path::new(REPO_PATH)) {
Dec 11 16:39:43.258 INFO [stderr]    |         ^^^^ help: consider using `_repo` instead
Dec 11 16:39:43.258 INFO [stderr]    |
Dec 11 16:39:43.258 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 16:39:43.258 INFO [stderr] 
Dec 11 16:39:43.270 INFO [stderr] warning: struct is never constructed: `Branch`
Dec 11 16:39:43.270 INFO [stderr]  --> src/repository.rs:4:1
Dec 11 16:39:43.270 INFO [stderr]   |
Dec 11 16:39:43.270 INFO [stderr] 4 | pub struct Branch {
Dec 11 16:39:43.270 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 11 16:39:43.271 INFO [stderr]   |
Dec 11 16:39:43.271 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 16:39:43.271 INFO [stderr] 
Dec 11 16:39:43.271 INFO [stderr] warning: function is never used: `branch_list`
Dec 11 16:39:43.271 INFO [stderr]   --> src/repository.rs:13:1
Dec 11 16:39:43.271 INFO [stderr]    |
Dec 11 16:39:43.271 INFO [stderr] 13 | pub fn branch_list(r: git2::Repository) -> Vec<Branch> {
Dec 11 16:39:43.271 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:39:43.271 INFO [stderr] 
Dec 11 16:39:43.271 INFO [stderr] warning: function is never used: `current_branch`
Dec 11 16:39:43.271 INFO [stderr]   --> src/repository.rs:36:1
Dec 11 16:39:43.271 INFO [stderr]    |
Dec 11 16:39:43.271 INFO [stderr] 36 | pub fn current_branch(r: git2::Repository) -> String {
Dec 11 16:39:43.271 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:39:43.271 INFO [stderr] 
Dec 11 16:39:43.271 INFO [stderr] warning: unused import: `SubCommand`
Dec 11 16:39:43.271 INFO [stderr]  --> src/main.rs:7:22
Dec 11 16:39:43.271 INFO [stderr]   |
Dec 11 16:39:43.271 INFO [stderr] 7 | use clap::{Arg, App, SubCommand};
Dec 11 16:39:43.271 INFO [stderr]   |                      ^^^^^^^^^^
Dec 11 16:39:43.271 INFO [stderr]   |
Dec 11 16:39:43.271 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 16:39:43.271 INFO [stderr] 
Dec 11 16:39:43.331 INFO [stderr] warning: unused variable: `repo`
Dec 11 16:39:43.331 INFO [stderr]   --> src/main.rs:26:9
Dec 11 16:39:43.331 INFO [stderr]    |
Dec 11 16:39:43.331 INFO [stderr] 26 |     let repo = match git2::Repository::open(Path::new(REPO_PATH)) {
Dec 11 16:39:43.331 INFO [stderr]    |         ^^^^ help: consider using `_repo` instead
Dec 11 16:39:43.331 INFO [stderr]    |
Dec 11 16:39:43.331 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 16:39:43.331 INFO [stderr] 
Dec 11 16:39:43.346 INFO [stderr] warning: struct is never constructed: `Branch`
Dec 11 16:39:43.346 INFO [stderr]  --> src/repository.rs:4:1
Dec 11 16:39:43.346 INFO [stderr]   |
Dec 11 16:39:43.346 INFO [stderr] 4 | pub struct Branch {
Dec 11 16:39:43.346 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 11 16:39:43.346 INFO [stderr]   |
Dec 11 16:39:43.346 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 16:39:43.346 INFO [stderr] 
Dec 11 16:39:43.346 INFO [stderr] warning: function is never used: `branch_list`
Dec 11 16:39:43.346 INFO [stderr]   --> src/repository.rs:13:1
Dec 11 16:39:43.346 INFO [stderr]    |
Dec 11 16:39:43.346 INFO [stderr] 13 | pub fn branch_list(r: git2::Repository) -> Vec<Branch> {
Dec 11 16:39:43.346 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:39:43.346 INFO [stderr] 
Dec 11 16:39:43.346 INFO [stderr] warning: function is never used: `current_branch`
Dec 11 16:39:43.346 INFO [stderr]   --> src/repository.rs:36:1
Dec 11 16:39:43.346 INFO [stderr]    |
Dec 11 16:39:43.346 INFO [stderr] 36 | pub fn current_branch(r: git2::Repository) -> String {
Dec 11 16:39:43.346 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:39:43.346 INFO [stderr] 
Dec 11 16:39:43.380 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
Dec 11 16:39:43.386 INFO [stderr] su: No module specific data is present
Dec 11 16:39:43.830 INFO running `"docker" "inspect" "9eb2717a72015eb9c704edf1ba4e79931832a88c52a2cd10dee24165be09efed"`
Dec 11 16:39:44.011 INFO running `"docker" "rm" "-f" "9eb2717a72015eb9c704edf1ba4e79931832a88c52a2cd10dee24165be09efed"`
Dec 11 16:39:44.223 INFO [stdout] 9eb2717a72015eb9c704edf1ba4e79931832a88c52a2cd10dee24165be09efed