[INFO] crate davincibot 0.0.19 is already in cache
[INFO] extracting crate davincibot 0.0.19 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/davincibot/0.0.19
[INFO] extracting crate davincibot 0.0.19 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/davincibot/0.0.19
[INFO] validating manifest of davincibot-0.0.19 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of davincibot-0.0.19 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing davincibot-0.0.19
[INFO] finished frobbing davincibot-0.0.19
[INFO] frobbed toml for davincibot-0.0.19 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/davincibot/0.0.19/Cargo.toml
[INFO] started frobbing davincibot-0.0.19
[INFO] finished frobbing davincibot-0.0.19
[INFO] frobbed toml for davincibot-0.0.19 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/davincibot/0.0.19/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking davincibot-0.0.19 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-2/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/davincibot/0.0.19:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b6476291a59f44829aeeee2ed5f2f342a9e085c67e3712a918e5fed1bfa40a6b
[INFO] running `"docker" "start" "-a" "b6476291a59f44829aeeee2ed5f2f342a9e085c67e3712a918e5fed1bfa40a6b"`
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.3
[INFO] [stderr]     Checking edit-rs v0.1.1
[INFO] [stderr]     Checking rustyline v2.1.0
[INFO] [stderr]     Checking rusqlite v0.14.0
[INFO] [stderr]     Checking davincibot v0.0.19 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/idea.rs:502:9
[INFO] [stderr]     |
[INFO] [stderr] 502 |     for i in 0..depth {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `command`
[INFO] [stderr]    --> src/repl.rs:462:38
[INFO] [stderr]     |
[INFO] [stderr] 462 |     pub fn print_command_help(&self, command: String) {
[INFO] [stderr]     |                                      ^^^^^^^ help: consider prefixing with an underscore: `_command`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repl`
[INFO] [stderr]   --> src/core_commands.rs:24:57
[INFO] [stderr]    |
[INFO] [stderr] 24 |                 CommandHandler::new(CommandArgs::Zero, |repl, tree, _args| { println!("{}", VERSION); Ok(()) }),
[INFO] [stderr]    |                                                         ^^^^ help: consider prefixing with an underscore: `_repl`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tree`
[INFO] [stderr]   --> src/core_commands.rs:24:63
[INFO] [stderr]    |
[INFO] [stderr] 24 |                 CommandHandler::new(CommandArgs::Zero, |repl, tree, _args| { println!("{}", VERSION); Ok(()) }),
[INFO] [stderr]    |                                                               ^^^^ help: consider prefixing with an underscore: `_tree`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repl`
[INFO] [stderr]    --> src/core_commands.rs:261:19
[INFO] [stderr]     |
[INFO] [stderr] 261 | fn list_with_tags(repl: &Repl, tree: &IdeaTree, tags: Vec<String>) -> Result<()> {
[INFO] [stderr]     |                   ^^^^ help: consider prefixing with an underscore: `_repl`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tree`
[INFO] [stderr]    --> src/core_commands.rs:261:32
[INFO] [stderr]     |
[INFO] [stderr] 261 | fn list_with_tags(repl: &Repl, tree: &IdeaTree, tags: Vec<String>) -> Result<()> {
[INFO] [stderr]     |                                ^^^^ help: consider prefixing with an underscore: `_tree`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tags`
[INFO] [stderr]    --> src/core_commands.rs:261:49
[INFO] [stderr]     |
[INFO] [stderr] 261 | fn list_with_tags(repl: &Repl, tree: &IdeaTree, tags: Vec<String>) -> Result<()> {
[INFO] [stderr]     |                                                 ^^^^ help: consider prefixing with an underscore: `_tags`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/idea.rs:502:9
[INFO] [stderr]     |
[INFO] [stderr] 502 |     for i in 0..depth {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `command`
[INFO] [stderr]    --> src/repl.rs:462:38
[INFO] [stderr]     |
[INFO] [stderr] 462 |     pub fn print_command_help(&self, command: String) {
[INFO] [stderr]     |                                      ^^^^^^^ help: consider prefixing with an underscore: `_command`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repl`
[INFO] [stderr]   --> src/core_commands.rs:24:57
[INFO] [stderr]    |
[INFO] [stderr] 24 |                 CommandHandler::new(CommandArgs::Zero, |repl, tree, _args| { println!("{}", VERSION); Ok(()) }),
[INFO] [stderr]    |                                                         ^^^^ help: consider prefixing with an underscore: `_repl`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tree`
[INFO] [stderr]   --> src/core_commands.rs:24:63
[INFO] [stderr]    |
[INFO] [stderr] 24 |                 CommandHandler::new(CommandArgs::Zero, |repl, tree, _args| { println!("{}", VERSION); Ok(()) }),
[INFO] [stderr]    |                                                               ^^^^ help: consider prefixing with an underscore: `_tree`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repl`
[INFO] [stderr]    --> src/core_commands.rs:261:19
[INFO] [stderr]     |
[INFO] [stderr] 261 | fn list_with_tags(repl: &Repl, tree: &IdeaTree, tags: Vec<String>) -> Result<()> {
[INFO] [stderr]     |                   ^^^^ help: consider prefixing with an underscore: `_repl`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tree`
[INFO] [stderr]    --> src/core_commands.rs:261:32
[INFO] [stderr]     |
[INFO] [stderr] 261 | fn list_with_tags(repl: &Repl, tree: &IdeaTree, tags: Vec<String>) -> Result<()> {
[INFO] [stderr]     |                                ^^^^ help: consider prefixing with an underscore: `_tree`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tags`
[INFO] [stderr]    --> src/core_commands.rs:261:49
[INFO] [stderr]     |
[INFO] [stderr] 261 | fn list_with_tags(repl: &Repl, tree: &IdeaTree, tags: Vec<String>) -> Result<()> {
[INFO] [stderr]     |                                                 ^^^^ help: consider prefixing with an underscore: `_tags`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/idea.rs:487:21
[INFO] [stderr]     |
[INFO] [stderr] 487 |                     file.write(idea_to_org_string(selected_idea, self, 1)?.as_bytes());
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/idea.rs:487:21
[INFO] [stderr]     |
[INFO] [stderr] 487 |                     file.write(idea_to_org_string(selected_idea, self, 1)?.as_bytes());
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.44s
[INFO] running `"docker" "inspect" "b6476291a59f44829aeeee2ed5f2f342a9e085c67e3712a918e5fed1bfa40a6b"`
[INFO] running `"docker" "rm" "-f" "b6476291a59f44829aeeee2ed5f2f342a9e085c67e3712a918e5fed1bfa40a6b"`
[INFO] [stdout] b6476291a59f44829aeeee2ed5f2f342a9e085c67e3712a918e5fed1bfa40a6b