Sep 01 11:12:11.556 INFO checking podstats-0.1.2 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 11:12:11.556 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 11:12:11.556 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 11:12:11.706 INFO blam! 9a63f86e9d3bb442a17adf17cddada536b391e04f562d2c1d8f97f8ea90bc15f
Sep 01 11:12:11.708 INFO running `"docker" "start" "-a" "9a63f86e9d3bb442a17adf17cddada536b391e04f562d2c1d8f97f8ea90bc15f"`
Sep 01 11:12:12.557 INFO kablam!     Checking podstats v0.1.2 (file:///source)
Sep 01 11:12:13.529 INFO kablam! warning: unused `#[macro_use]` import
Sep 01 11:12:13.529 INFO kablam!  --> src/lib.rs:3:1
Sep 01 11:12:13.529 INFO kablam!   |
Sep 01 11:12:13.529 INFO kablam! 3 | #[macro_use]
Sep 01 11:12:13.529 INFO kablam!   | ^^^^^^^^^^^^
Sep 01 11:12:13.529 INFO kablam!   |
Sep 01 11:12:13.529 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 11:12:13.529 INFO kablam! 
Sep 01 11:12:13.530 INFO kablam! warning: unused import: `std::fs`
Sep 01 11:12:13.530 INFO kablam!  --> src/subscription.rs:7:5
Sep 01 11:12:13.530 INFO kablam!   |
Sep 01 11:12:13.530 INFO kablam! 7 | use std::fs;
Sep 01 11:12:13.530 INFO kablam!   |     ^^^^^^^
Sep 01 11:12:13.530 INFO kablam! 
Sep 01 11:12:13.634 INFO kablam! warning: unused `#[macro_use]` import
Sep 01 11:12:13.634 INFO kablam!  --> src/lib.rs:3:1
Sep 01 11:12:13.634 INFO kablam!   |
Sep 01 11:12:13.634 INFO kablam! 3 | #[macro_use]
Sep 01 11:12:13.634 INFO kablam!   | ^^^^^^^^^^^^
Sep 01 11:12:13.634 INFO kablam!   |
Sep 01 11:12:13.634 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 11:12:13.634 INFO kablam! 
Sep 01 11:12:14.217 INFO kablam! warning: unused variable: `bytes`
Sep 01 11:12:14.217 INFO kablam!    --> src/config.rs:166:9
Sep 01 11:12:14.217 INFO kablam!     |
Sep 01 11:12:14.217 INFO kablam! 166 |     let bytes = match res {
Sep 01 11:12:14.217 INFO kablam!     |         ^^^^^ help: consider using `_bytes` instead
Sep 01 11:12:14.217 INFO kablam!     |
Sep 01 11:12:14.217 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 01 11:12:14.218 INFO kablam! 
Sep 01 11:12:14.468 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 11:12:14.468 INFO kablam!    --> src/config.rs:149:9
Sep 01 11:12:14.468 INFO kablam!     |
Sep 01 11:12:14.468 INFO kablam! 149 |         file.write_all(b"");
Sep 01 11:12:14.468 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:14.468 INFO kablam!     |
Sep 01 11:12:14.469 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 01 11:12:14.469 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 11:12:14.469 INFO kablam! 
Sep 01 11:12:14.469 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 11:12:14.469 INFO kablam!    --> src/config.rs:171:5
Sep 01 11:12:14.469 INFO kablam!     |
Sep 01 11:12:14.469 INFO kablam! 171 |     file.flush();
Sep 01 11:12:14.469 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 01 11:12:14.469 INFO kablam!     |
Sep 01 11:12:14.469 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 11:12:14.469 INFO kablam! 
Sep 01 11:12:14.475 INFO kablam! warning: unused variable: `bytes`
Sep 01 11:12:14.475 INFO kablam!    --> src/config.rs:166:9
Sep 01 11:12:14.475 INFO kablam!     |
Sep 01 11:12:14.475 INFO kablam! 166 |     let bytes = match res {
Sep 01 11:12:14.475 INFO kablam!     |         ^^^^^ help: consider using `_bytes` instead
Sep 01 11:12:14.475 INFO kablam!     |
Sep 01 11:12:14.475 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 01 11:12:14.475 INFO kablam! 
Sep 01 11:12:14.738 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 11:12:14.738 INFO kablam!    --> src/config.rs:149:9
Sep 01 11:12:14.738 INFO kablam!     |
Sep 01 11:12:14.738 INFO kablam! 149 |         file.write_all(b"");
Sep 01 11:12:14.738 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:14.738 INFO kablam!     |
Sep 01 11:12:14.738 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 01 11:12:14.738 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 11:12:14.738 INFO kablam! 
Sep 01 11:12:14.739 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 11:12:14.739 INFO kablam!    --> src/config.rs:171:5
Sep 01 11:12:14.739 INFO kablam!     |
Sep 01 11:12:14.739 INFO kablam! 171 |     file.flush();
Sep 01 11:12:14.739 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 01 11:12:14.739 INFO kablam!     |
Sep 01 11:12:14.739 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 11:12:14.739 INFO kablam! 
Sep 01 11:12:14.739 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 11:12:14.739 INFO kablam!    --> src/config.rs:229:9
Sep 01 11:12:14.739 INFO kablam!     |
Sep 01 11:12:14.739 INFO kablam! 229 |         fs::remove_file(test_cache_loc);
Sep 01 11:12:14.739 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:14.739 INFO kablam!     |
Sep 01 11:12:14.739 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 11:12:14.739 INFO kablam! 
Sep 01 11:12:14.750 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 11:12:14.750 INFO kablam!    --> src/subscription.rs:208:5
Sep 01 11:12:14.750 INFO kablam!     |
Sep 01 11:12:14.750 INFO kablam! 208 |     fs::remove_file(test_path);
Sep 01 11:12:14.750 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:14.750 INFO kablam!     |
Sep 01 11:12:14.750 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 11:12:14.750 INFO kablam! 
Sep 01 11:12:15.697 INFO kablam! warning: unused `#[macro_use]` import
Sep 01 11:12:15.698 INFO kablam!  --> src/main.rs:3:1
Sep 01 11:12:15.698 INFO kablam!   |
Sep 01 11:12:15.698 INFO kablam! 3 | #[macro_use]
Sep 01 11:12:15.698 INFO kablam!   | ^^^^^^^^^^^^
Sep 01 11:12:15.698 INFO kablam!   |
Sep 01 11:12:15.698 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 11:12:15.698 INFO kablam! 
Sep 01 11:12:15.698 INFO kablam! warning: unused import: `SubCommand`
Sep 01 11:12:15.698 INFO kablam!  --> src/main.rs:8:22
Sep 01 11:12:15.698 INFO kablam!   |
Sep 01 11:12:15.698 INFO kablam! 8 | use clap::{Arg, App, SubCommand};
Sep 01 11:12:15.698 INFO kablam!   |                      ^^^^^^^^^^
Sep 01 11:12:15.698 INFO kablam! 
Sep 01 11:12:15.698 INFO kablam! warning: unused import: `std::fs`
Sep 01 11:12:15.698 INFO kablam!  --> src/subscription.rs:7:5
Sep 01 11:12:15.698 INFO kablam!   |
Sep 01 11:12:15.698 INFO kablam! 7 | use std::fs;
Sep 01 11:12:15.698 INFO kablam!   |     ^^^^^^^
Sep 01 11:12:15.698 INFO kablam! 
Sep 01 11:12:16.010 INFO kablam! warning: unused `#[macro_use]` import
Sep 01 11:12:16.010 INFO kablam!  --> src/main.rs:3:1
Sep 01 11:12:16.010 INFO kablam!   |
Sep 01 11:12:16.010 INFO kablam! 3 | #[macro_use]
Sep 01 11:12:16.010 INFO kablam!   | ^^^^^^^^^^^^
Sep 01 11:12:16.010 INFO kablam!   |
Sep 01 11:12:16.010 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 11:12:16.010 INFO kablam! 
Sep 01 11:12:16.010 INFO kablam! warning: unused import: `SubCommand`
Sep 01 11:12:16.010 INFO kablam!  --> src/main.rs:8:22
Sep 01 11:12:16.010 INFO kablam!   |
Sep 01 11:12:16.010 INFO kablam! 8 | use clap::{Arg, App, SubCommand};
Sep 01 11:12:16.010 INFO kablam!   |                      ^^^^^^^^^^
Sep 01 11:12:16.010 INFO kablam! 
Sep 01 11:12:16.391 INFO kablam! warning: unused variable: `bytes`
Sep 01 11:12:16.391 INFO kablam!    --> src/config.rs:166:9
Sep 01 11:12:16.391 INFO kablam!     |
Sep 01 11:12:16.391 INFO kablam! 166 |     let bytes = match res {
Sep 01 11:12:16.391 INFO kablam!     |         ^^^^^ help: consider using `_bytes` instead
Sep 01 11:12:16.391 INFO kablam!     |
Sep 01 11:12:16.391 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 01 11:12:16.391 INFO kablam! 
Sep 01 11:12:16.567 INFO kablam! warning: function is never used: `read_config`
Sep 01 11:12:16.568 INFO kablam!   --> src/config.rs:89:1
Sep 01 11:12:16.568 INFO kablam!    |
Sep 01 11:12:16.568 INFO kablam! 89 | pub fn read_config() -> Option<Config> {
Sep 01 11:12:16.568 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:16.568 INFO kablam!    |
Sep 01 11:12:16.568 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 01 11:12:16.568 INFO kablam! 
Sep 01 11:12:16.568 INFO kablam! warning: function is never used: `write_config`
Sep 01 11:12:16.568 INFO kablam!    --> src/config.rs:123:1
Sep 01 11:12:16.568 INFO kablam!     |
Sep 01 11:12:16.568 INFO kablam! 123 | pub fn write_config(config: Config) {
Sep 01 11:12:16.568 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:16.568 INFO kablam! 
Sep 01 11:12:16.568 INFO kablam! warning: method is never used: `new`
Sep 01 11:12:16.568 INFO kablam!   --> src/subscription.rs:24:5
Sep 01 11:12:16.568 INFO kablam!    |
Sep 01 11:12:16.568 INFO kablam! 24 |     pub fn new(url: &str, name: &str, directory: Option<&str>) -> Subscription {
Sep 01 11:12:16.568 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:16.568 INFO kablam! 
Sep 01 11:12:16.568 INFO kablam! warning: function is never used: `vec_serialize`
Sep 01 11:12:16.568 INFO kablam!   --> src/subscription.rs:54:1
Sep 01 11:12:16.568 INFO kablam!    |
Sep 01 11:12:16.568 INFO kablam! 54 | pub fn vec_serialize(subs: &Vec<Subscription>) -> Vec<u8> {
Sep 01 11:12:16.568 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:16.568 INFO kablam! 
Sep 01 11:12:16.568 INFO kablam! warning: function is never used: `serialize`
Sep 01 11:12:16.569 INFO kablam!   --> src/subscription.rs:63:1
Sep 01 11:12:16.569 INFO kablam!    |
Sep 01 11:12:16.569 INFO kablam! 63 | pub fn serialize(sub: &Subscription) -> Vec<u8> {
Sep 01 11:12:16.569 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:16.569 INFO kablam! 
Sep 01 11:12:16.569 INFO kablam! warning: function is never used: `deserialize`
Sep 01 11:12:16.569 INFO kablam!   --> src/subscription.rs:72:1
Sep 01 11:12:16.569 INFO kablam!    |
Sep 01 11:12:16.569 INFO kablam! 72 | pub fn deserialize(sub_vec: &Vec<u8>) -> Option<Subscription> {
Sep 01 11:12:16.569 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:16.569 INFO kablam! 
Sep 01 11:12:16.569 INFO kablam! warning: function is never used: `process_directory`
Sep 01 11:12:16.569 INFO kablam!    --> src/subscription.rs:116:1
Sep 01 11:12:16.569 INFO kablam!     |
Sep 01 11:12:16.569 INFO kablam! 116 | fn process_directory(directory: Option<&str>) -> String {
Sep 01 11:12:16.569 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:16.569 INFO kablam! 
Sep 01 11:12:16.572 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 11:12:16.572 INFO kablam!    --> src/config.rs:149:9
Sep 01 11:12:16.572 INFO kablam!     |
Sep 01 11:12:16.572 INFO kablam! 149 |         file.write_all(b"");
Sep 01 11:12:16.572 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:16.572 INFO kablam!     |
Sep 01 11:12:16.572 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 01 11:12:16.572 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 11:12:16.572 INFO kablam! 
Sep 01 11:12:16.573 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 11:12:16.573 INFO kablam!    --> src/config.rs:171:5
Sep 01 11:12:16.573 INFO kablam!     |
Sep 01 11:12:16.573 INFO kablam! 171 |     file.flush();
Sep 01 11:12:16.573 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 01 11:12:16.573 INFO kablam!     |
Sep 01 11:12:16.573 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 11:12:16.573 INFO kablam! 
Sep 01 11:12:16.762 INFO kablam! warning: unused variable: `bytes`
Sep 01 11:12:16.762 INFO kablam!    --> src/config.rs:166:9
Sep 01 11:12:16.762 INFO kablam!     |
Sep 01 11:12:16.762 INFO kablam! 166 |     let bytes = match res {
Sep 01 11:12:16.762 INFO kablam!     |         ^^^^^ help: consider using `_bytes` instead
Sep 01 11:12:16.762 INFO kablam!     |
Sep 01 11:12:16.762 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 01 11:12:16.762 INFO kablam! 
Sep 01 11:12:16.931 INFO kablam! warning: function is never used: `read_config`
Sep 01 11:12:16.931 INFO kablam!   --> src/config.rs:89:1
Sep 01 11:12:16.931 INFO kablam!    |
Sep 01 11:12:16.932 INFO kablam! 89 | pub fn read_config() -> Option<Config> {
Sep 01 11:12:16.932 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:16.932 INFO kablam!    |
Sep 01 11:12:16.932 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 01 11:12:16.932 INFO kablam! 
Sep 01 11:12:16.932 INFO kablam! warning: function is never used: `write_config`
Sep 01 11:12:16.932 INFO kablam!    --> src/config.rs:123:1
Sep 01 11:12:16.932 INFO kablam!     |
Sep 01 11:12:16.932 INFO kablam! 123 | pub fn write_config(config: Config) {
Sep 01 11:12:16.932 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:16.932 INFO kablam! 
Sep 01 11:12:16.935 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 11:12:16.935 INFO kablam!    --> src/config.rs:149:9
Sep 01 11:12:16.935 INFO kablam!     |
Sep 01 11:12:16.935 INFO kablam! 149 |         file.write_all(b"");
Sep 01 11:12:16.935 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:16.935 INFO kablam!     |
Sep 01 11:12:16.935 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 01 11:12:16.935 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 11:12:16.935 INFO kablam! 
Sep 01 11:12:16.935 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 11:12:16.935 INFO kablam!    --> src/config.rs:171:5
Sep 01 11:12:16.935 INFO kablam!     |
Sep 01 11:12:16.935 INFO kablam! 171 |     file.flush();
Sep 01 11:12:16.935 INFO kablam!     |     ^^^^^^^^^^^^^
Sep 01 11:12:16.935 INFO kablam!     |
Sep 01 11:12:16.936 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 11:12:16.936 INFO kablam! 
Sep 01 11:12:16.936 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 11:12:16.936 INFO kablam!    --> src/config.rs:229:9
Sep 01 11:12:16.936 INFO kablam!     |
Sep 01 11:12:16.936 INFO kablam! 229 |         fs::remove_file(test_cache_loc);
Sep 01 11:12:16.936 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:16.936 INFO kablam!     |
Sep 01 11:12:16.936 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 11:12:16.936 INFO kablam! 
Sep 01 11:12:16.944 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 11:12:16.944 INFO kablam!    --> src/subscription.rs:208:5
Sep 01 11:12:16.944 INFO kablam!     |
Sep 01 11:12:16.944 INFO kablam! 208 |     fs::remove_file(test_path);
Sep 01 11:12:16.944 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:12:16.944 INFO kablam!     |
Sep 01 11:12:16.944 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 11:12:16.944 INFO kablam! 
Sep 01 11:12:16.967 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.49s
Sep 01 11:12:16.975 INFO kablam! su: No module specific data is present
Sep 01 11:12:17.569 INFO running `"docker" "rm" "-f" "9a63f86e9d3bb442a17adf17cddada536b391e04f562d2c1d8f97f8ea90bc15f"`
Sep 01 11:12:17.658 INFO blam! 9a63f86e9d3bb442a17adf17cddada536b391e04f562d2c1d8f97f8ea90bc15f