[INFO] updating cached repository moreheadm/nut-shell [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/moreheadm/nut-shell [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/moreheadm/nut-shell" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/moreheadm/nut-shell"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/moreheadm/nut-shell'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/moreheadm/nut-shell" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/moreheadm/nut-shell"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/moreheadm/nut-shell'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 062ff44b0416f47d3e302c90eae25863a5bd76e7 [INFO] sha for GitHub repo moreheadm/nut-shell: 062ff44b0416f47d3e302c90eae25863a5bd76e7 [INFO] validating manifest of moreheadm/nut-shell on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of moreheadm/nut-shell on toolchain try#f45cc3094ee337acd688771b9234318046b0572d [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing moreheadm/nut-shell [INFO] finished frobbing moreheadm/nut-shell [INFO] frobbed toml for moreheadm/nut-shell written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/moreheadm/nut-shell/Cargo.toml [INFO] started frobbing moreheadm/nut-shell [INFO] finished frobbing moreheadm/nut-shell [INFO] frobbed toml for moreheadm/nut-shell written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/moreheadm/nut-shell/Cargo.toml [INFO] crate moreheadm/nut-shell already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking moreheadm/nut-shell against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-7/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/moreheadm/nut-shell:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] becfc18f91fe472dcd5483c3b3b41a3734f947cc162640cdf87e6ec31b78c8b4 [INFO] running `"docker" "start" "-a" "becfc18f91fe472dcd5483c3b3b41a3734f947cc162640cdf87e6ec31b78c8b4"` [INFO] [stderr] Checking termion v1.5.1 [INFO] [stderr] Checking liner v0.4.4 [INFO] [stderr] warning[E0503]: cannot use `self.key_bindings` because it was mutably borrowed [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/liner-0.4.4/src/context.rs:98:17 [INFO] [stderr] | [INFO] [stderr] 96 | let ed = try!(Editor::new_with_init_buffer(stdout, prompt, self, buffer)); [INFO] [stderr] | ---- borrow of `*self` occurs here [INFO] [stderr] 97 | match self.key_bindings { [INFO] [stderr] 98 | KeyBindings::Emacs => Self::handle_keys(keymap::Emacs::new(ed), handler), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ use of borrowed `*self` [INFO] [stderr] 99 | KeyBindings::Vi => Self::handle_keys(keymap::Vi::new(ed), handler), [INFO] [stderr] | -- borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] Checking nut-shell v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `ParseOp` [INFO] [stderr] --> src/main.rs:10:32 [INFO] [stderr] | [INFO] [stderr] 10 | use parser::{ParseRes, Parsed, ParseOp}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `ParseOp` [INFO] [stderr] --> src/main.rs:10:32 [INFO] [stderr] | [INFO] [stderr] 10 | use parser::{ParseRes, Parsed, ParseOp}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::BufRead` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::BufRead; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::BufRead` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::BufRead; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stdin` [INFO] [stderr] --> src/main.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | let stdin = io::stdin(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_stdin` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `command` [INFO] [stderr] --> src/execute.rs:40:24 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn run_builtin(command: &Vec) { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_command` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parsed` [INFO] [stderr] --> src/parser.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | let parsed = try!(process_tokens(ast)); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_parsed` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `param` [INFO] [stderr] --> src/parser.rs:75:17 [INFO] [stderr] | [INFO] [stderr] 75 | fn expand_param(param: String) -> ParseRes { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_param` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `expr` [INFO] [stderr] --> src/parser.rs:79:17 [INFO] [stderr] | [INFO] [stderr] 79 | fn expand_arith(expr: String) -> ParseRes { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_expr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `text` [INFO] [stderr] --> src/parser.rs:365:28 [INFO] [stderr] | [INFO] [stderr] 365 | fn parse_unbracketed_param(text: &str) -> ParseRes<(Token, &str)> { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_text` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `text` [INFO] [stderr] --> src/parser.rs:379:21 [INFO] [stderr] | [INFO] [stderr] 379 | fn parse_arith_expr(text: &str) -> ParseRes<(Token, &str)> { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_text` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `text` [INFO] [stderr] --> src/parser.rs:389:26 [INFO] [stderr] | [INFO] [stderr] 389 | fn parse_bracketed_param(text: &str, mut curr_expr: String) -> ParseRes<(Token, &str)> { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_text` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `curr_expr` [INFO] [stderr] --> src/parser.rs:389:42 [INFO] [stderr] | [INFO] [stderr] 389 | fn parse_bracketed_param(text: &str, mut curr_expr: String) -> ParseRes<(Token, &str)> { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_curr_expr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `text` [INFO] [stderr] --> src/parser.rs:428:64 [INFO] [stderr] | [INFO] [stderr] 428 | make_assert_success!(&str, ParseRes::Success( (tokens, text) ), [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_text` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stdin` [INFO] [stderr] --> src/main.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | let stdin = io::stdin(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_stdin` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `command` [INFO] [stderr] --> src/execute.rs:40:24 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn run_builtin(command: &Vec) { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_command` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parsed` [INFO] [stderr] --> src/parser.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | let parsed = try!(process_tokens(ast)); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_parsed` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `param` [INFO] [stderr] --> src/parser.rs:75:17 [INFO] [stderr] | [INFO] [stderr] 75 | fn expand_param(param: String) -> ParseRes { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_param` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `expr` [INFO] [stderr] --> src/parser.rs:79:17 [INFO] [stderr] | [INFO] [stderr] 79 | fn expand_arith(expr: String) -> ParseRes { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_expr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `text` [INFO] [stderr] --> src/parser.rs:365:28 [INFO] [stderr] | [INFO] [stderr] 365 | fn parse_unbracketed_param(text: &str) -> ParseRes<(Token, &str)> { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_text` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `text` [INFO] [stderr] --> src/parser.rs:379:21 [INFO] [stderr] | [INFO] [stderr] 379 | fn parse_arith_expr(text: &str) -> ParseRes<(Token, &str)> { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_text` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `text` [INFO] [stderr] --> src/parser.rs:389:26 [INFO] [stderr] | [INFO] [stderr] 389 | fn parse_bracketed_param(text: &str, mut curr_expr: String) -> ParseRes<(Token, &str)> { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_text` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `curr_expr` [INFO] [stderr] --> src/parser.rs:389:42 [INFO] [stderr] | [INFO] [stderr] 389 | fn parse_bracketed_param(text: &str, mut curr_expr: String) -> ParseRes<(Token, &str)> { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_curr_expr` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:389:38 [INFO] [stderr] | [INFO] [stderr] 389 | fn parse_bracketed_param(text: &str, mut curr_expr: String) -> ParseRes<(Token, &str)> { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:389:38 [INFO] [stderr] | [INFO] [stderr] 389 | fn parse_bracketed_param(text: &str, mut curr_expr: String) -> ParseRes<(Token, &str)> { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run_builtin` [INFO] [stderr] --> src/execute.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn run_builtin(command: &Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `And` [INFO] [stderr] --> src/parser.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | And, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Or` [INFO] [stderr] --> src/parser.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | Or, [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Seq` [INFO] [stderr] --> src/parser.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | Seq, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Expr` [INFO] [stderr] --> src/parser.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | Expr(Box, Box, ParseOp), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Param` [INFO] [stderr] --> src/parser.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | Param(String), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run_builtin` [INFO] [stderr] --> src/execute.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn run_builtin(command: &Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `And` [INFO] [stderr] --> src/parser.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | And, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Or` [INFO] [stderr] --> src/parser.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | Or, [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Seq` [INFO] [stderr] --> src/parser.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | Seq, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Expr` [INFO] [stderr] --> src/parser.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | Expr(Box, Box, ParseOp), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Arith` [INFO] [stderr] warning: variant is never constructed: `Param` [INFO] [stderr] --> src/parser.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | Param(String), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Arith` [INFO] [stderr] --> src/parser.rs:34:5 [INFO] [stderr] | [INFO] [stderr] --> src/parser.rs:34:5 [INFO] [stderr] 34 | Arith(String) [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] | [INFO] [stderr] 34 | Arith(String) [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.43s [INFO] running `"docker" "inspect" "becfc18f91fe472dcd5483c3b3b41a3734f947cc162640cdf87e6ec31b78c8b4"` [INFO] running `"docker" "rm" "-f" "becfc18f91fe472dcd5483c3b3b41a3734f947cc162640cdf87e6ec31b78c8b4"` [INFO] [stdout] becfc18f91fe472dcd5483c3b3b41a3734f947cc162640cdf87e6ec31b78c8b4