[INFO] cloning repository https://github.com/jswz72/rush
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jswz72/rush" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjswz72%2Frush"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjswz72%2Frush'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 08b196eb1d94ac57a659c027143134e56629bcb0
[INFO] checking jswz72/rush against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjswz72%2Frush" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jswz72/rush 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/jswz72/rush
[INFO] finished tweaking git repo https://github.com/jswz72/rush
[INFO] tweaked toml for git repo https://github.com/jswz72/rush written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jswz72/rush 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 89dc2a2c4fafbc0ecc1d7ff2054f686659ef6ca9bb8b9eca075d6cf253cce92c
[INFO] running `"docker" "start" "-a" "89dc2a2c4fafbc0ecc1d7ff2054f686659ef6ca9bb8b9eca075d6cf253cce92c"`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking rush v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]  --> src/commands/utils.rs:7:20
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let home_dir = env::home_dir().unwrap();
[INFO] [stderr]   |                    ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/config.rs:160:11
[INFO] [stderr]     |
[INFO] [stderr] 160 |     match env::home_dir() {
[INFO] [stderr]     |           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]  --> src/commands/utils.rs:7:20
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let home_dir = env::home_dir().unwrap();
[INFO] [stderr]   |                    ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/config.rs:160:11
[INFO] [stderr]     |
[INFO] [stderr] 160 |     match env::home_dir() {
[INFO] [stderr]     |           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:144:39
[INFO] [stderr]     |
[INFO] [stderr] 144 |                 oh.add_stderr_str(err.description());
[INFO] [stderr]     |                                       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:144:39
[INFO] [stderr]     |
[INFO] [stderr] 144 |                 oh.add_stderr_str(err.description());
[INFO] [stderr]     |                                       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `command`
[INFO] [stderr]  --> src/commands/pwd.rs:6:47
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn execute<'a>(oh: &'a mut OutputHandler, command: &BasicCommand) -> Result<&'a mut OutputHandler, io::Error>{
[INFO] [stderr]   |                                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `command`
[INFO] [stderr]  --> src/commands/cat.rs:5:47
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn execute<'a>(oh: &'a mut OutputHandler, command: &FileCommand) -> Result<&'a mut OutputHandler, io::Error>{
[INFO] [stderr]   |                                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `command`
[INFO] [stderr]  --> src/commands/pwd.rs:6:47
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn execute<'a>(oh: &'a mut OutputHandler, command: &BasicCommand) -> Result<&'a mut OutputHandler, io::Error>{
[INFO] [stderr]   |                                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `command`
[INFO] [stderr]  --> src/commands/cat.rs:5:47
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn execute<'a>(oh: &'a mut OutputHandler, command: &FileCommand) -> Result<&'a mut OutputHandler, io::Error>{
[INFO] [stderr]   |                                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:31:21
[INFO] [stderr]    |
[INFO] [stderr] 31 |                 let mut input = input.trim();
[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/lib.rs:31:21
[INFO] [stderr]    |
[INFO] [stderr] 31 |                 let mut input = input.trim();
[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/lib.rs:98:33
[INFO] [stderr]    |
[INFO] [stderr] 98 |         if let Command::Program(mut program_command) = command {
[INFO] [stderr]    |                                 ----^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                 |
[INFO] [stderr]    |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:98:33
[INFO] [stderr]    |
[INFO] [stderr] 98 |         if let Command::Program(mut program_command) = command {
[INFO] [stderr]    |                                 ----^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                 |
[INFO] [stderr]    |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/config.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let mut config_file = fs::read_to_string(RCFILE);
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/config.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let mut config_file = fs::read_to_string(RCFILE);
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "89dc2a2c4fafbc0ecc1d7ff2054f686659ef6ca9bb8b9eca075d6cf253cce92c"`
[INFO] running `"docker" "rm" "-f" "89dc2a2c4fafbc0ecc1d7ff2054f686659ef6ca9bb8b9eca075d6cf253cce92c"`
[INFO] [stdout] 89dc2a2c4fafbc0ecc1d7ff2054f686659ef6ca9bb8b9eca075d6cf253cce92c