Dec 14 07:19:50.944 INFO testing Nyrox/ssnr against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 07:19:50.944 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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 14 07:19:51.836 INFO [stdout] db1d485d4e30a69ba97d84e813e4b41e6d49a5caa4988c9fe551349f0c607361
Dec 14 07:19:51.839 INFO running `"docker" "start" "-a" "db1d485d4e30a69ba97d84e813e4b41e6d49a5caa4988c9fe551349f0c607361"`
Dec 14 07:19:53.430 INFO [stderr] usermod: no changes
Dec 14 07:19:53.591 INFO [stderr]    Compiling bzip2-sys v0.1.6
Dec 14 07:19:53.591 INFO [stderr]    Compiling toml v0.4.5
Dec 14 07:19:53.591 INFO [stderr]    Compiling gitignore v1.0.6
Dec 14 07:19:53.611 INFO [stderr]    Compiling msdos_time v0.1.5
Dec 14 07:19:58.471 INFO [stderr]    Compiling bzip2 v0.3.2
Dec 14 07:20:00.639 INFO [stderr]    Compiling zip v0.2.6
Dec 14 07:20:02.375 INFO [stderr]    Compiling ssnr v0.1.0 (/source)
Dec 14 07:20:03.456 INFO [stderr] warning: unused import: `std::process::Command`
Dec 14 07:20:03.456 INFO [stderr]  --> src/main.rs:4:5
Dec 14 07:20:03.457 INFO [stderr]   |
Dec 14 07:20:03.457 INFO [stderr] 4 | use std::process::Command;
Dec 14 07:20:03.457 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:03.457 INFO [stderr]   |
Dec 14 07:20:03.458 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 07:20:03.458 INFO [stderr] 
Dec 14 07:20:03.458 INFO [stderr] warning: unused imports: `OsRng`, `Rng`
Dec 14 07:20:03.458 INFO [stderr]  --> src/client.rs:6:19
Dec 14 07:20:03.459 INFO [stderr]   |
Dec 14 07:20:03.459 INFO [stderr] 6 | use self::rand::{ Rng, OsRng };
Dec 14 07:20:03.459 INFO [stderr]   |                   ^^^  ^^^^^
Dec 14 07:20:03.459 INFO [stderr] 
Dec 14 07:20:03.459 INFO [stderr] warning: unused import: `transmute`
Dec 14 07:20:03.460 INFO [stderr]   --> src/client.rs:14:16
Dec 14 07:20:03.460 INFO [stderr]    |
Dec 14 07:20:03.460 INFO [stderr] 14 | use std::mem::{transmute};
Dec 14 07:20:03.460 INFO [stderr]    |                ^^^^^^^^^
Dec 14 07:20:03.460 INFO [stderr] 
Dec 14 07:20:03.461 INFO [stderr] warning: unused import: `api`
Dec 14 07:20:03.461 INFO [stderr]   --> src/client.rs:18:5
Dec 14 07:20:03.461 INFO [stderr]    |
Dec 14 07:20:03.461 INFO [stderr] 18 | use api;
Dec 14 07:20:03.462 INFO [stderr]    |     ^^^
Dec 14 07:20:03.462 INFO [stderr] 
Dec 14 07:20:03.473 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.
Dec 14 07:20:03.473 INFO [stderr]   --> src/main.rs:26:24
Dec 14 07:20:03.474 INFO [stderr]    |
Dec 14 07:20:03.474 INFO [stderr] 26 |         let mut config_dir = std::env::home_dir().unwrap();
Dec 14 07:20:03.474 INFO [stderr]    |                              ^^^^^^^^^^^^^^^^^^
Dec 14 07:20:03.474 INFO [stderr]    |
Dec 14 07:20:03.475 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 14 07:20:03.475 INFO [stderr] 
Dec 14 07:20:03.618 INFO [stderr] warning: variable does not need to be mutable
Dec 14 07:20:03.618 INFO [stderr]   --> src/client.rs:73:7
Dec 14 07:20:03.618 INFO [stderr]    |
Dec 14 07:20:03.618 INFO [stderr] 73 |         let mut reader = Cursor::new(buffer);
Dec 14 07:20:03.618 INFO [stderr]    |             ----^^^^^^
Dec 14 07:20:03.618 INFO [stderr]    |             |
Dec 14 07:20:03.618 INFO [stderr]    |             help: remove this `mut`
Dec 14 07:20:03.618 INFO [stderr]    |
Dec 14 07:20:03.618 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 14 07:20:03.618 INFO [stderr] 
Dec 14 07:20:03.631 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:03.631 INFO [stderr]   --> src/client.rs:79:5
Dec 14 07:20:03.631 INFO [stderr]    |
Dec 14 07:20:03.631 INFO [stderr] 79 |                 fs::create_dir_all(file.name().split_at(sub).0);
Dec 14 07:20:03.631 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:03.631 INFO [stderr]    |
Dec 14 07:20:03.631 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 07:20:03.631 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:03.631 INFO [stderr] 
Dec 14 07:20:03.631 INFO [stderr] warning: variable `diskFile` should have a snake case name such as `disk_file`
Dec 14 07:20:03.631 INFO [stderr]   --> src/client.rs:84:8
Dec 14 07:20:03.631 INFO [stderr]    |
Dec 14 07:20:03.631 INFO [stderr] 84 |             let mut diskFile = File::create(file.name()).expect("Creating file failed");
Dec 14 07:20:03.631 INFO [stderr]    |                 ^^^^^^^^^^^^
Dec 14 07:20:03.631 INFO [stderr]    |
Dec 14 07:20:03.631 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 14 07:20:03.631 INFO [stderr] 
Dec 14 07:20:03.631 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:03.631 INFO [stderr]   --> src/api.rs:40:3
Dec 14 07:20:03.631 INFO [stderr]    |
Dec 14 07:20:03.631 INFO [stderr] 40 |         output.write_all(&self.command_header.encode());
Dec 14 07:20:03.631 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:03.631 INFO [stderr]    |
Dec 14 07:20:03.631 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:03.631 INFO [stderr] 
Dec 14 07:20:03.631 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:03.631 INFO [stderr]   --> src/api.rs:42:3
Dec 14 07:20:03.631 INFO [stderr]    |
Dec 14 07:20:03.631 INFO [stderr] 42 |         output.write_all(&len_bytes);
Dec 14 07:20:03.631 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:03.631 INFO [stderr]    |
Dec 14 07:20:03.631 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:03.631 INFO [stderr] 
Dec 14 07:20:03.631 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:03.631 INFO [stderr]   --> src/api.rs:43:3
Dec 14 07:20:03.631 INFO [stderr]    |
Dec 14 07:20:03.631 INFO [stderr] 43 |         output.write_all(&self.id);
Dec 14 07:20:03.631 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:03.631 INFO [stderr]    |
Dec 14 07:20:03.631 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:03.631 INFO [stderr] 
Dec 14 07:20:03.631 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:03.632 INFO [stderr]   --> src/api.rs:86:3
Dec 14 07:20:03.632 INFO [stderr]    |
Dec 14 07:20:03.632 INFO [stderr] 86 |         output.write_all(&self.command_header.encode());
Dec 14 07:20:03.632 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:03.632 INFO [stderr]    |
Dec 14 07:20:03.632 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:03.632 INFO [stderr] 
Dec 14 07:20:03.632 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:03.632 INFO [stderr]   --> src/api.rs:88:3
Dec 14 07:20:03.632 INFO [stderr]    |
Dec 14 07:20:03.632 INFO [stderr] 88 |         output.write_all(&len_bytes);
Dec 14 07:20:03.632 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:03.632 INFO [stderr]    |
Dec 14 07:20:03.632 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:03.632 INFO [stderr] 
Dec 14 07:20:03.632 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:03.632 INFO [stderr]   --> src/api.rs:89:3
Dec 14 07:20:03.632 INFO [stderr]    |
Dec 14 07:20:03.632 INFO [stderr] 89 |         output.write_all(&self.id);
Dec 14 07:20:03.632 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:03.632 INFO [stderr]    |
Dec 14 07:20:03.632 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:03.632 INFO [stderr] 
Dec 14 07:20:03.632 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:03.632 INFO [stderr]   --> src/main.rs:28:3
Dec 14 07:20:03.632 INFO [stderr]    |
Dec 14 07:20:03.632 INFO [stderr] 28 |         fs::create_dir_all(config_dir.clone());
Dec 14 07:20:03.632 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:03.632 INFO [stderr]    |
Dec 14 07:20:03.632 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:03.632 INFO [stderr] 
Dec 14 07:20:03.632 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:03.632 INFO [stderr]   --> src/main.rs:33:4
Dec 14 07:20:03.632 INFO [stderr]    |
Dec 14 07:20:03.632 INFO [stderr] 33 |             file.read_to_string(&mut buffer);
Dec 14 07:20:03.632 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:03.632 INFO [stderr]    |
Dec 14 07:20:03.632 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:03.632 INFO [stderr] 
Dec 14 07:20:05.614 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.15s
Dec 14 07:20:05.619 INFO [stderr] su: No module specific data is present
Dec 14 07:20:06.097 INFO running `"docker" "inspect" "db1d485d4e30a69ba97d84e813e4b41e6d49a5caa4988c9fe551349f0c607361"`
Dec 14 07:20:06.401 INFO running `"docker" "rm" "-f" "db1d485d4e30a69ba97d84e813e4b41e6d49a5caa4988c9fe551349f0c607361"`
Dec 14 07:20:06.691 INFO [stdout] db1d485d4e30a69ba97d84e813e4b41e6d49a5caa4988c9fe551349f0c607361
Dec 14 07:20:06.696 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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 14 07:20:07.243 INFO [stdout] 4b4eece68eb584ae6ef691520dfd8a5cf1a8b17146c21e5d7f06cbd35f7db43d
Dec 14 07:20:07.251 INFO running `"docker" "start" "-a" "4b4eece68eb584ae6ef691520dfd8a5cf1a8b17146c21e5d7f06cbd35f7db43d"`
Dec 14 07:20:08.611 INFO [stderr] usermod: no changes
Dec 14 07:20:08.692 INFO [stderr]    Compiling ssnr v0.1.0 (/source)
Dec 14 07:20:09.798 INFO [stderr] warning: unused import: `std::process::Command`
Dec 14 07:20:09.798 INFO [stderr]  --> src/main.rs:4:5
Dec 14 07:20:09.798 INFO [stderr]   |
Dec 14 07:20:09.798 INFO [stderr] 4 | use std::process::Command;
Dec 14 07:20:09.798 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:09.798 INFO [stderr]   |
Dec 14 07:20:09.798 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 07:20:09.798 INFO [stderr] 
Dec 14 07:20:09.803 INFO [stderr] warning: unused imports: `OsRng`, `Rng`
Dec 14 07:20:09.803 INFO [stderr]  --> src/client.rs:6:19
Dec 14 07:20:09.803 INFO [stderr]   |
Dec 14 07:20:09.803 INFO [stderr] 6 | use self::rand::{ Rng, OsRng };
Dec 14 07:20:09.803 INFO [stderr]   |                   ^^^  ^^^^^
Dec 14 07:20:09.803 INFO [stderr] 
Dec 14 07:20:09.803 INFO [stderr] warning: unused import: `transmute`
Dec 14 07:20:09.803 INFO [stderr]   --> src/client.rs:14:16
Dec 14 07:20:09.803 INFO [stderr]    |
Dec 14 07:20:09.803 INFO [stderr] 14 | use std::mem::{transmute};
Dec 14 07:20:09.803 INFO [stderr]    |                ^^^^^^^^^
Dec 14 07:20:09.803 INFO [stderr] 
Dec 14 07:20:09.803 INFO [stderr] warning: unused import: `api`
Dec 14 07:20:09.803 INFO [stderr]   --> src/client.rs:18:5
Dec 14 07:20:09.803 INFO [stderr]    |
Dec 14 07:20:09.803 INFO [stderr] 18 | use api;
Dec 14 07:20:09.803 INFO [stderr]    |     ^^^
Dec 14 07:20:09.803 INFO [stderr] 
Dec 14 07:20:09.811 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.
Dec 14 07:20:09.811 INFO [stderr]   --> src/main.rs:26:24
Dec 14 07:20:09.811 INFO [stderr]    |
Dec 14 07:20:09.811 INFO [stderr] 26 |         let mut config_dir = std::env::home_dir().unwrap();
Dec 14 07:20:09.811 INFO [stderr]    |                              ^^^^^^^^^^^^^^^^^^
Dec 14 07:20:09.811 INFO [stderr]    |
Dec 14 07:20:09.811 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 14 07:20:09.812 INFO [stderr] 
Dec 14 07:20:10.014 INFO [stderr] warning: variable does not need to be mutable
Dec 14 07:20:10.014 INFO [stderr]   --> src/client.rs:73:7
Dec 14 07:20:10.014 INFO [stderr]    |
Dec 14 07:20:10.014 INFO [stderr] 73 |         let mut reader = Cursor::new(buffer);
Dec 14 07:20:10.014 INFO [stderr]    |             ----^^^^^^
Dec 14 07:20:10.014 INFO [stderr]    |             |
Dec 14 07:20:10.014 INFO [stderr]    |             help: remove this `mut`
Dec 14 07:20:10.014 INFO [stderr]    |
Dec 14 07:20:10.014 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 14 07:20:10.014 INFO [stderr] 
Dec 14 07:20:10.027 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:10.027 INFO [stderr]   --> src/client.rs:79:5
Dec 14 07:20:10.027 INFO [stderr]    |
Dec 14 07:20:10.027 INFO [stderr] 79 |                 fs::create_dir_all(file.name().split_at(sub).0);
Dec 14 07:20:10.027 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:10.027 INFO [stderr]    |
Dec 14 07:20:10.027 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 07:20:10.027 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:10.027 INFO [stderr] 
Dec 14 07:20:10.027 INFO [stderr] warning: variable `diskFile` should have a snake case name such as `disk_file`
Dec 14 07:20:10.027 INFO [stderr]   --> src/client.rs:84:8
Dec 14 07:20:10.027 INFO [stderr]    |
Dec 14 07:20:10.027 INFO [stderr] 84 |             let mut diskFile = File::create(file.name()).expect("Creating file failed");
Dec 14 07:20:10.027 INFO [stderr]    |                 ^^^^^^^^^^^^
Dec 14 07:20:10.028 INFO [stderr]    |
Dec 14 07:20:10.028 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 14 07:20:10.028 INFO [stderr] 
Dec 14 07:20:10.028 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:10.028 INFO [stderr]   --> src/api.rs:40:3
Dec 14 07:20:10.028 INFO [stderr]    |
Dec 14 07:20:10.028 INFO [stderr] 40 |         output.write_all(&self.command_header.encode());
Dec 14 07:20:10.028 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:10.028 INFO [stderr]    |
Dec 14 07:20:10.028 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:10.028 INFO [stderr] 
Dec 14 07:20:10.029 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:10.029 INFO [stderr]   --> src/api.rs:42:3
Dec 14 07:20:10.029 INFO [stderr]    |
Dec 14 07:20:10.029 INFO [stderr] 42 |         output.write_all(&len_bytes);
Dec 14 07:20:10.029 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:10.029 INFO [stderr]    |
Dec 14 07:20:10.029 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:10.029 INFO [stderr] 
Dec 14 07:20:10.029 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:10.029 INFO [stderr]   --> src/api.rs:43:3
Dec 14 07:20:10.030 INFO [stderr]    |
Dec 14 07:20:10.030 INFO [stderr] 43 |         output.write_all(&self.id);
Dec 14 07:20:10.030 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:10.030 INFO [stderr]    |
Dec 14 07:20:10.030 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:10.030 INFO [stderr] 
Dec 14 07:20:10.031 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:10.031 INFO [stderr]   --> src/api.rs:86:3
Dec 14 07:20:10.031 INFO [stderr]    |
Dec 14 07:20:10.031 INFO [stderr] 86 |         output.write_all(&self.command_header.encode());
Dec 14 07:20:10.031 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:10.031 INFO [stderr]    |
Dec 14 07:20:10.032 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:10.032 INFO [stderr] 
Dec 14 07:20:10.032 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:10.032 INFO [stderr]   --> src/api.rs:88:3
Dec 14 07:20:10.032 INFO [stderr]    |
Dec 14 07:20:10.032 INFO [stderr] 88 |         output.write_all(&len_bytes);
Dec 14 07:20:10.032 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:10.032 INFO [stderr]    |
Dec 14 07:20:10.032 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:10.032 INFO [stderr] 
Dec 14 07:20:10.036 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:10.036 INFO [stderr]   --> src/api.rs:89:3
Dec 14 07:20:10.036 INFO [stderr]    |
Dec 14 07:20:10.037 INFO [stderr] 89 |         output.write_all(&self.id);
Dec 14 07:20:10.037 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:10.037 INFO [stderr]    |
Dec 14 07:20:10.037 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:10.037 INFO [stderr] 
Dec 14 07:20:10.037 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:10.037 INFO [stderr]   --> src/main.rs:28:3
Dec 14 07:20:10.037 INFO [stderr]    |
Dec 14 07:20:10.037 INFO [stderr] 28 |         fs::create_dir_all(config_dir.clone());
Dec 14 07:20:10.037 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:10.037 INFO [stderr]    |
Dec 14 07:20:10.037 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:10.037 INFO [stderr] 
Dec 14 07:20:10.037 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:20:10.037 INFO [stderr]   --> src/main.rs:33:4
Dec 14 07:20:10.037 INFO [stderr]    |
Dec 14 07:20:10.037 INFO [stderr] 33 |             file.read_to_string(&mut buffer);
Dec 14 07:20:10.037 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:20:10.037 INFO [stderr]    |
Dec 14 07:20:10.037 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:20:10.037 INFO [stderr] 
Dec 14 07:20:10.404 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
Dec 14 07:20:10.404 INFO [stderr] su: No module specific data is present
Dec 14 07:20:11.203 INFO running `"docker" "inspect" "4b4eece68eb584ae6ef691520dfd8a5cf1a8b17146c21e5d7f06cbd35f7db43d"`
Dec 14 07:20:11.473 INFO running `"docker" "rm" "-f" "4b4eece68eb584ae6ef691520dfd8a5cf1a8b17146c21e5d7f06cbd35f7db43d"`
Dec 14 07:20:11.806 INFO [stdout] 4b4eece68eb584ae6ef691520dfd8a5cf1a8b17146c21e5d7f06cbd35f7db43d
Dec 14 07:20:11.815 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-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 14 07:20:12.268 INFO [stdout] 0d3d85888e9fa9fb3a6fc9e3aa964729a4de4db3aecd094cfaceb814a1ede59e
Dec 14 07:20:12.272 INFO running `"docker" "start" "-a" "0d3d85888e9fa9fb3a6fc9e3aa964729a4de4db3aecd094cfaceb814a1ede59e"`
Dec 14 07:20:13.599 INFO [stderr] usermod: no changes
Dec 14 07:20:13.674 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 14 07:20:13.691 INFO [stderr]      Running /target/debug/deps/ssnr-199b39afa9f46c4e
Dec 14 07:20:13.695 INFO [stdout] 
Dec 14 07:20:13.695 INFO [stdout] running 0 tests
Dec 14 07:20:13.695 INFO [stdout] 
Dec 14 07:20:13.695 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 07:20:13.695 INFO [stdout] 
Dec 14 07:20:13.696 INFO [stderr] su: No module specific data is present
Dec 14 07:20:14.790 INFO running `"docker" "inspect" "0d3d85888e9fa9fb3a6fc9e3aa964729a4de4db3aecd094cfaceb814a1ede59e"`
Dec 14 07:20:15.032 INFO running `"docker" "rm" "-f" "0d3d85888e9fa9fb3a6fc9e3aa964729a4de4db3aecd094cfaceb814a1ede59e"`
Dec 14 07:20:15.514 INFO [stdout] 0d3d85888e9fa9fb3a6fc9e3aa964729a4de4db3aecd094cfaceb814a1ede59e