[INFO] updating cached repository https://github.com/mkilgore/rshell
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4553cf1c2ecfc193a1fcbdf1044f5e9a6e54d131
[INFO] checking mkilgore/rshell against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkilgore%2Frshell" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mkilgore/rshell on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mkilgore/rshell
[INFO] finished tweaking git repo https://github.com/mkilgore/rshell
[INFO] tweaked toml for git repo https://github.com/mkilgore/rshell written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/mkilgore/rshell already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3804c87a02c92c4e6ad2d3bb41f4c37a28e1013a4a1c8b573bed57fe1c472c6d
[INFO] running `"docker" "start" "-a" "3804c87a02c92c4e6ad2d3bb41f4c37a28e1013a4a1c8b573bed57fe1c472c6d"`
[INFO] [stderr]     Checking rshell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/job.rs:91:23
[INFO] [stderr]    |
[INFO] [stderr] 91 |                     { ; }
[INFO] [stderr]    |                       ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/builtin.rs:157:17
[INFO] [stderr]     |
[INFO] [stderr] 157 |                 ;
[INFO] [stderr]     |                 ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/job_list.rs:38:44
[INFO] [stderr]    |
[INFO] [stderr] 38 |         self.list.push(Arc::new(Mutex::new((job))));
[INFO] [stderr]    |                                            ^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/job.rs:91:23
[INFO] [stderr]    |
[INFO] [stderr] 91 |                     { ; }
[INFO] [stderr]    |                       ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / lazy_static! {
[INFO] [stderr] 23 | |     pub static ref JOB_LIST: Mutex<JobList> = Mutex::new(JobList::new());
[INFO] [stderr] 24 | |     pub static ref CURRENT_DIR: Mutex<String> = Mutex::new(String::new());
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/builtin.rs:157:17
[INFO] [stderr]     |
[INFO] [stderr] 157 |                 ;
[INFO] [stderr]     |                 ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/job_list.rs:38:44
[INFO] [stderr]    |
[INFO] [stderr] 38 |         self.list.push(Arc::new(Mutex::new((job))));
[INFO] [stderr]    |                                            ^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / lazy_static! {
[INFO] [stderr] 23 | |     pub static ref JOB_LIST: Mutex<JobList> = Mutex::new(JobList::new());
[INFO] [stderr] 24 | |     pub static ref CURRENT_DIR: Mutex<String> = Mutex::new(String::new());
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / lazy_static! {
[INFO] [stderr] 23 | |     pub static ref JOB_LIST: Mutex<JobList> = Mutex::new(JobList::new());
[INFO] [stderr] 24 | |     pub static ref CURRENT_DIR: Mutex<String> = Mutex::new(String::new());
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / lazy_static! {
[INFO] [stderr] 23 | |     pub static ref JOB_LIST: Mutex<JobList> = Mutex::new(JobList::new());
[INFO] [stderr] 24 | |     pub static ref CURRENT_DIR: Mutex<String> = Mutex::new(String::new());
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/builtin.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | / lazy_static! {
[INFO] [stderr] 27 | |     static ref BUILTIN_MAP: HashMap<&'static str, ShellBuiltin> = {
[INFO] [stderr] 28 | |         let mut m = HashMap::new();
[INFO] [stderr] 29 | |         m.insert("pwd",  ShellBuiltin::new(builtin_pwd));
[INFO] [stderr] ...  |
[INFO] [stderr] 36 | |     };
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/builtin.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | / lazy_static! {
[INFO] [stderr] 27 | |     static ref BUILTIN_MAP: HashMap<&'static str, ShellBuiltin> = {
[INFO] [stderr] 28 | |         let mut m = HashMap::new();
[INFO] [stderr] 29 | |         m.insert("pwd",  ShellBuiltin::new(builtin_pwd));
[INFO] [stderr] ...  |
[INFO] [stderr] 36 | |     };
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / lazy_static! {
[INFO] [stderr] 23 | |     pub static ref JOB_LIST: Mutex<JobList> = Mutex::new(JobList::new());
[INFO] [stderr] 24 | |     pub static ref CURRENT_DIR: Mutex<String> = Mutex::new(String::new());
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / lazy_static! {
[INFO] [stderr] 23 | |     pub static ref JOB_LIST: Mutex<JobList> = Mutex::new(JobList::new());
[INFO] [stderr] 24 | |     pub static ref CURRENT_DIR: Mutex<String> = Mutex::new(String::new());
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / lazy_static! {
[INFO] [stderr] 23 | |     pub static ref JOB_LIST: Mutex<JobList> = Mutex::new(JobList::new());
[INFO] [stderr] 24 | |     pub static ref CURRENT_DIR: Mutex<String> = Mutex::new(String::new());
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / lazy_static! {
[INFO] [stderr] 23 | |     pub static ref JOB_LIST: Mutex<JobList> = Mutex::new(JobList::new());
[INFO] [stderr] 24 | |     pub static ref CURRENT_DIR: Mutex<String> = Mutex::new(String::new());
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/builtin.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | / lazy_static! {
[INFO] [stderr] 27 | |     static ref BUILTIN_MAP: HashMap<&'static str, ShellBuiltin> = {
[INFO] [stderr] 28 | |         let mut m = HashMap::new();
[INFO] [stderr] 29 | |         m.insert("pwd",  ShellBuiltin::new(builtin_pwd));
[INFO] [stderr] ...  |
[INFO] [stderr] 36 | |     };
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/builtin.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | / lazy_static! {
[INFO] [stderr] 27 | |     static ref BUILTIN_MAP: HashMap<&'static str, ShellBuiltin> = {
[INFO] [stderr] 28 | |         let mut m = HashMap::new();
[INFO] [stderr] 29 | |         m.insert("pwd",  ShellBuiltin::new(builtin_pwd));
[INFO] [stderr] ...  |
[INFO] [stderr] 36 | |     };
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/job.rs:80:22
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn parse_job(mut lex: &mut InputLexer) -> Option<Job> {
[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/job.rs:80:22
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn parse_job(mut lex: &mut InputLexer) -> Option<Job> {
[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: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "3804c87a02c92c4e6ad2d3bb41f4c37a28e1013a4a1c8b573bed57fe1c472c6d"`
[INFO] running `"docker" "rm" "-f" "3804c87a02c92c4e6ad2d3bb41f4c37a28e1013a4a1c8b573bed57fe1c472c6d"`
[INFO] [stdout] 3804c87a02c92c4e6ad2d3bb41f4c37a28e1013a4a1c8b573bed57fe1c472c6d