Nov 28 20:32:02.923 INFO checking podstats-0.1.2 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 20:32:02.925 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-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"`
Nov 28 20:32:03.348 INFO [stdout] a46e40623c9bd5f15f88df1cc4302b2cc01860a8e86adc2588ebfae40e7846d1
Nov 28 20:32:03.350 INFO running `"docker" "start" "-a" "a46e40623c9bd5f15f88df1cc4302b2cc01860a8e86adc2588ebfae40e7846d1"`
Nov 28 20:32:04.557 INFO [stderr] usermod: no changes
Nov 28 20:32:04.753 INFO [stderr]     Checking rmp v0.8.7
Nov 28 20:32:06.041 INFO [stderr]     Checking rmp-serde v0.13.7
Nov 28 20:32:07.500 INFO [stderr]     Checking podstats v0.1.2 (/source)
Nov 28 20:32:09.254 INFO [stderr] warning: unused `#[macro_use]` import
Nov 28 20:32:09.254 INFO [stderr]  --> src/lib.rs:3:1
Nov 28 20:32:09.254 INFO [stderr]   |
Nov 28 20:32:09.254 INFO [stderr] 3 | #[macro_use]
Nov 28 20:32:09.254 INFO [stderr]   | ^^^^^^^^^^^^
Nov 28 20:32:09.254 INFO [stderr]   |
Nov 28 20:32:09.254 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 20:32:09.254 INFO [stderr] 
Nov 28 20:32:09.508 INFO [stderr] warning: unused `#[macro_use]` import
Nov 28 20:32:09.508 INFO [stderr]  --> src/lib.rs:3:1
Nov 28 20:32:09.508 INFO [stderr]   |
Nov 28 20:32:09.508 INFO [stderr] 3 | #[macro_use]
Nov 28 20:32:09.508 INFO [stderr]   | ^^^^^^^^^^^^
Nov 28 20:32:09.508 INFO [stderr]   |
Nov 28 20:32:09.508 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 20:32:09.509 INFO [stderr] 
Nov 28 20:32:09.509 INFO [stderr] warning: unused import: `std::fs`
Nov 28 20:32:09.509 INFO [stderr]  --> src/subscription.rs:7:5
Nov 28 20:32:09.509 INFO [stderr]   |
Nov 28 20:32:09.509 INFO [stderr] 7 | use std::fs;
Nov 28 20:32:09.509 INFO [stderr]   |     ^^^^^^^
Nov 28 20:32:09.510 INFO [stderr] 
Nov 28 20:32:09.897 INFO [stderr] warning: unused variable: `bytes`
Nov 28 20:32:09.897 INFO [stderr]    --> src/config.rs:166:9
Nov 28 20:32:09.898 INFO [stderr]     |
Nov 28 20:32:09.898 INFO [stderr] 166 |     let bytes = match res {
Nov 28 20:32:09.898 INFO [stderr]     |         ^^^^^ help: consider using `_bytes` instead
Nov 28 20:32:09.898 INFO [stderr]     |
Nov 28 20:32:09.899 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 20:32:09.899 INFO [stderr] 
Nov 28 20:32:10.070 INFO [stderr] warning: unused variable: `bytes`
Nov 28 20:32:10.071 INFO [stderr]    --> src/config.rs:166:9
Nov 28 20:32:10.071 INFO [stderr]     |
Nov 28 20:32:10.071 INFO [stderr] 166 |     let bytes = match res {
Nov 28 20:32:10.071 INFO [stderr]     |         ^^^^^ help: consider using `_bytes` instead
Nov 28 20:32:10.072 INFO [stderr]     |
Nov 28 20:32:10.072 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 20:32:10.072 INFO [stderr] 
Nov 28 20:32:10.129 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 20:32:10.129 INFO [stderr]    --> src/config.rs:149:9
Nov 28 20:32:10.129 INFO [stderr]     |
Nov 28 20:32:10.129 INFO [stderr] 149 |         file.write_all(b"");
Nov 28 20:32:10.130 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:10.130 INFO [stderr]     |
Nov 28 20:32:10.130 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 20:32:10.130 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 20:32:10.131 INFO [stderr] 
Nov 28 20:32:10.131 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 20:32:10.131 INFO [stderr]    --> src/config.rs:171:5
Nov 28 20:32:10.132 INFO [stderr]     |
Nov 28 20:32:10.132 INFO [stderr] 171 |     file.flush();
Nov 28 20:32:10.132 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 20:32:10.132 INFO [stderr]     |
Nov 28 20:32:10.132 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 20:32:10.133 INFO [stderr] 
Nov 28 20:32:10.133 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 20:32:10.133 INFO [stderr]    --> src/config.rs:229:9
Nov 28 20:32:10.134 INFO [stderr]     |
Nov 28 20:32:10.134 INFO [stderr] 229 |         fs::remove_file(test_cache_loc);
Nov 28 20:32:10.134 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:10.134 INFO [stderr]     |
Nov 28 20:32:10.135 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 20:32:10.135 INFO [stderr] 
Nov 28 20:32:10.135 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 20:32:10.135 INFO [stderr]    --> src/subscription.rs:208:5
Nov 28 20:32:10.136 INFO [stderr]     |
Nov 28 20:32:10.136 INFO [stderr] 208 |     fs::remove_file(test_path);
Nov 28 20:32:10.136 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:10.136 INFO [stderr]     |
Nov 28 20:32:10.137 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 20:32:10.137 INFO [stderr] 
Nov 28 20:32:10.272 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 20:32:10.273 INFO [stderr]    --> src/config.rs:149:9
Nov 28 20:32:10.273 INFO [stderr]     |
Nov 28 20:32:10.273 INFO [stderr] 149 |         file.write_all(b"");
Nov 28 20:32:10.274 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:10.274 INFO [stderr]     |
Nov 28 20:32:10.274 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 20:32:10.274 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 20:32:10.275 INFO [stderr] 
Nov 28 20:32:10.275 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 20:32:10.275 INFO [stderr]    --> src/config.rs:171:5
Nov 28 20:32:10.275 INFO [stderr]     |
Nov 28 20:32:10.276 INFO [stderr] 171 |     file.flush();
Nov 28 20:32:10.276 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 20:32:10.276 INFO [stderr]     |
Nov 28 20:32:10.276 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 20:32:10.277 INFO [stderr] 
Nov 28 20:32:12.105 INFO [stderr] warning: unused `#[macro_use]` import
Nov 28 20:32:12.105 INFO [stderr]  --> src/main.rs:3:1
Nov 28 20:32:12.105 INFO [stderr]   |
Nov 28 20:32:12.106 INFO [stderr] 3 | #[macro_use]
Nov 28 20:32:12.106 INFO [stderr]   | ^^^^^^^^^^^^
Nov 28 20:32:12.106 INFO [stderr]   |
Nov 28 20:32:12.106 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 20:32:12.107 INFO [stderr] 
Nov 28 20:32:12.107 INFO [stderr] warning: unused import: `SubCommand`
Nov 28 20:32:12.107 INFO [stderr]  --> src/main.rs:8:22
Nov 28 20:32:12.107 INFO [stderr]   |
Nov 28 20:32:12.108 INFO [stderr] 8 | use clap::{Arg, App, SubCommand};
Nov 28 20:32:12.108 INFO [stderr]   |                      ^^^^^^^^^^
Nov 28 20:32:12.108 INFO [stderr] 
Nov 28 20:32:12.109 INFO [stderr] warning: unused import: `std::fs`
Nov 28 20:32:12.112 INFO [stderr]  --> src/subscription.rs:7:5
Nov 28 20:32:12.112 INFO [stderr]   |
Nov 28 20:32:12.113 INFO [stderr] 7 | use std::fs;
Nov 28 20:32:12.113 INFO [stderr]   |     ^^^^^^^
Nov 28 20:32:12.113 INFO [stderr] 
Nov 28 20:32:12.377 INFO [stderr] warning: unused `#[macro_use]` import
Nov 28 20:32:12.377 INFO [stderr]  --> src/main.rs:3:1
Nov 28 20:32:12.377 INFO [stderr]   |
Nov 28 20:32:12.377 INFO [stderr] 3 | #[macro_use]
Nov 28 20:32:12.377 INFO [stderr]   | ^^^^^^^^^^^^
Nov 28 20:32:12.377 INFO [stderr]   |
Nov 28 20:32:12.377 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 20:32:12.377 INFO [stderr] 
Nov 28 20:32:12.377 INFO [stderr] warning: unused import: `SubCommand`
Nov 28 20:32:12.377 INFO [stderr]  --> src/main.rs:8:22
Nov 28 20:32:12.377 INFO [stderr]   |
Nov 28 20:32:12.377 INFO [stderr] 8 | use clap::{Arg, App, SubCommand};
Nov 28 20:32:12.377 INFO [stderr]   |                      ^^^^^^^^^^
Nov 28 20:32:12.377 INFO [stderr] 
Nov 28 20:32:12.672 INFO [stderr] warning: unused variable: `bytes`
Nov 28 20:32:12.673 INFO [stderr]    --> src/config.rs:166:9
Nov 28 20:32:12.673 INFO [stderr]     |
Nov 28 20:32:12.673 INFO [stderr] 166 |     let bytes = match res {
Nov 28 20:32:12.673 INFO [stderr]     |         ^^^^^ help: consider using `_bytes` instead
Nov 28 20:32:12.673 INFO [stderr]     |
Nov 28 20:32:12.673 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 20:32:12.673 INFO [stderr] 
Nov 28 20:32:12.837 INFO [stderr] warning: function is never used: `read_config`
Nov 28 20:32:12.837 INFO [stderr]   --> src/config.rs:89:1
Nov 28 20:32:12.837 INFO [stderr]    |
Nov 28 20:32:12.837 INFO [stderr] 89 | pub fn read_config() -> Option<Config> {
Nov 28 20:32:12.838 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:12.838 INFO [stderr]    |
Nov 28 20:32:12.838 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 20:32:12.838 INFO [stderr] 
Nov 28 20:32:12.838 INFO [stderr] warning: function is never used: `write_config`
Nov 28 20:32:12.838 INFO [stderr]    --> src/config.rs:123:1
Nov 28 20:32:12.839 INFO [stderr]     |
Nov 28 20:32:12.839 INFO [stderr] 123 | pub fn write_config(config: Config) {
Nov 28 20:32:12.839 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:12.839 INFO [stderr] 
Nov 28 20:32:12.839 INFO [stderr] warning: method is never used: `new`
Nov 28 20:32:12.839 INFO [stderr]   --> src/subscription.rs:24:5
Nov 28 20:32:12.840 INFO [stderr]    |
Nov 28 20:32:12.840 INFO [stderr] 24 |     pub fn new(url: &str, name: &str, directory: Option<&str>) -> Subscription {
Nov 28 20:32:12.840 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:12.840 INFO [stderr] 
Nov 28 20:32:12.840 INFO [stderr] warning: function is never used: `vec_serialize`
Nov 28 20:32:12.841 INFO [stderr]   --> src/subscription.rs:54:1
Nov 28 20:32:12.841 INFO [stderr]    |
Nov 28 20:32:12.841 INFO [stderr] 54 | pub fn vec_serialize(subs: &Vec<Subscription>) -> Vec<u8> {
Nov 28 20:32:12.841 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:12.841 INFO [stderr] 
Nov 28 20:32:12.841 INFO [stderr] warning: function is never used: `serialize`
Nov 28 20:32:12.842 INFO [stderr]   --> src/subscription.rs:63:1
Nov 28 20:32:12.842 INFO [stderr]    |
Nov 28 20:32:12.842 INFO [stderr] 63 | pub fn serialize(sub: &Subscription) -> Vec<u8> {
Nov 28 20:32:12.842 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:12.842 INFO [stderr] 
Nov 28 20:32:12.843 INFO [stderr] warning: function is never used: `deserialize`
Nov 28 20:32:12.843 INFO [stderr]   --> src/subscription.rs:72:1
Nov 28 20:32:12.843 INFO [stderr]    |
Nov 28 20:32:12.843 INFO [stderr] 72 | pub fn deserialize(sub_vec: &Vec<u8>) -> Option<Subscription> {
Nov 28 20:32:12.843 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:12.843 INFO [stderr] 
Nov 28 20:32:12.844 INFO [stderr] warning: function is never used: `process_directory`
Nov 28 20:32:12.844 INFO [stderr]    --> src/subscription.rs:116:1
Nov 28 20:32:12.844 INFO [stderr]     |
Nov 28 20:32:12.844 INFO [stderr] 116 | fn process_directory(directory: Option<&str>) -> String {
Nov 28 20:32:12.844 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:12.844 INFO [stderr] 
Nov 28 20:32:12.845 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 20:32:12.845 INFO [stderr]    --> src/config.rs:149:9
Nov 28 20:32:12.845 INFO [stderr]     |
Nov 28 20:32:12.845 INFO [stderr] 149 |         file.write_all(b"");
Nov 28 20:32:12.845 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:12.846 INFO [stderr]     |
Nov 28 20:32:12.846 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 20:32:12.846 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 20:32:12.846 INFO [stderr] 
Nov 28 20:32:12.846 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 20:32:12.846 INFO [stderr]    --> src/config.rs:171:5
Nov 28 20:32:12.847 INFO [stderr]     |
Nov 28 20:32:12.847 INFO [stderr] 171 |     file.flush();
Nov 28 20:32:12.847 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 20:32:12.847 INFO [stderr]     |
Nov 28 20:32:12.847 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 20:32:12.852 INFO [stderr] 
Nov 28 20:32:12.853 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 20:32:12.853 INFO [stderr]   --> src/util.rs:47:21
Nov 28 20:32:12.853 INFO [stderr]    |
Nov 28 20:32:12.853 INFO [stderr] 47 |                     write!(stdout, "{}", v);
Nov 28 20:32:12.853 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:12.853 INFO [stderr]    |
Nov 28 20:32:12.854 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 20:32:12.854 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 20:32:12.854 INFO [stderr] 
Nov 28 20:32:12.959 INFO [stderr] warning: unused variable: `bytes`
Nov 28 20:32:12.959 INFO [stderr]    --> src/config.rs:166:9
Nov 28 20:32:12.960 INFO [stderr]     |
Nov 28 20:32:12.960 INFO [stderr] 166 |     let bytes = match res {
Nov 28 20:32:12.960 INFO [stderr]     |         ^^^^^ help: consider using `_bytes` instead
Nov 28 20:32:12.960 INFO [stderr]     |
Nov 28 20:32:12.960 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 20:32:12.960 INFO [stderr] 
Nov 28 20:32:13.104 INFO [stderr] warning: function is never used: `read_config`
Nov 28 20:32:13.104 INFO [stderr]   --> src/config.rs:89:1
Nov 28 20:32:13.104 INFO [stderr]    |
Nov 28 20:32:13.104 INFO [stderr] 89 | pub fn read_config() -> Option<Config> {
Nov 28 20:32:13.104 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:13.104 INFO [stderr]    |
Nov 28 20:32:13.104 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 20:32:13.104 INFO [stderr] 
Nov 28 20:32:13.104 INFO [stderr] warning: function is never used: `write_config`
Nov 28 20:32:13.104 INFO [stderr]    --> src/config.rs:123:1
Nov 28 20:32:13.104 INFO [stderr]     |
Nov 28 20:32:13.104 INFO [stderr] 123 | pub fn write_config(config: Config) {
Nov 28 20:32:13.104 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:13.104 INFO [stderr] 
Nov 28 20:32:13.104 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 20:32:13.104 INFO [stderr]    --> src/config.rs:149:9
Nov 28 20:32:13.105 INFO [stderr]     |
Nov 28 20:32:13.105 INFO [stderr] 149 |         file.write_all(b"");
Nov 28 20:32:13.105 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:13.105 INFO [stderr]     |
Nov 28 20:32:13.105 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 20:32:13.105 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 20:32:13.105 INFO [stderr] 
Nov 28 20:32:13.105 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 20:32:13.105 INFO [stderr]    --> src/config.rs:171:5
Nov 28 20:32:13.105 INFO [stderr]     |
Nov 28 20:32:13.105 INFO [stderr] 171 |     file.flush();
Nov 28 20:32:13.105 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 28 20:32:13.105 INFO [stderr]     |
Nov 28 20:32:13.105 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 20:32:13.105 INFO [stderr] 
Nov 28 20:32:13.105 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 20:32:13.105 INFO [stderr]    --> src/config.rs:229:9
Nov 28 20:32:13.105 INFO [stderr]     |
Nov 28 20:32:13.105 INFO [stderr] 229 |         fs::remove_file(test_cache_loc);
Nov 28 20:32:13.105 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:13.105 INFO [stderr]     |
Nov 28 20:32:13.105 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 20:32:13.105 INFO [stderr] 
Nov 28 20:32:13.110 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 20:32:13.111 INFO [stderr]    --> src/subscription.rs:208:5
Nov 28 20:32:13.112 INFO [stderr]     |
Nov 28 20:32:13.112 INFO [stderr] 208 |     fs::remove_file(test_path);
Nov 28 20:32:13.112 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:13.113 INFO [stderr]     |
Nov 28 20:32:13.113 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 20:32:13.113 INFO [stderr] 
Nov 28 20:32:13.113 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 20:32:13.114 INFO [stderr]   --> src/util.rs:47:21
Nov 28 20:32:13.114 INFO [stderr]    |
Nov 28 20:32:13.114 INFO [stderr] 47 |                     write!(stdout, "{}", v);
Nov 28 20:32:13.114 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 20:32:13.114 INFO [stderr]    |
Nov 28 20:32:13.115 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 20:32:13.115 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 20:32:13.115 INFO [stderr] 
Nov 28 20:32:13.157 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.57s
Nov 28 20:32:13.168 INFO [stderr] su: No module specific data is present
Nov 28 20:32:13.698 INFO running `"docker" "inspect" "a46e40623c9bd5f15f88df1cc4302b2cc01860a8e86adc2588ebfae40e7846d1"`
Nov 28 20:32:13.906 INFO running `"docker" "rm" "-f" "a46e40623c9bd5f15f88df1cc4302b2cc01860a8e86adc2588ebfae40e7846d1"`
Nov 28 20:32:14.182 INFO [stdout] a46e40623c9bd5f15f88df1cc4302b2cc01860a8e86adc2588ebfae40e7846d1