Aug 30 07:40:59.381 INFO checking podstats-0.1.2 against try#bc5a74802bb3ffc82f51ef04bca58d64220124c4 for pr-53699
Aug 30 07:40:59.381 INFO running: cargo +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets
Aug 30 07:40:59.382 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53699/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-0/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/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 +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 07:40:59.513 INFO blam! 2f9ed941b3c8de3730c62c0adfd7eff1c194eb7c1bc0f98783865167d1ac58d6
Aug 30 07:40:59.514 INFO running `"docker" "start" "-a" "2f9ed941b3c8de3730c62c0adfd7eff1c194eb7c1bc0f98783865167d1ac58d6"`
Aug 30 07:41:00.261 INFO kablam!     Checking podstats v0.1.2 (file:///source)
Aug 30 07:41:01.167 INFO kablam! warning: unused `#[macro_use]` import
Aug 30 07:41:01.167 INFO kablam!  --> src/lib.rs:3:1
Aug 30 07:41:01.167 INFO kablam!   |
Aug 30 07:41:01.168 INFO kablam! 3 | #[macro_use]
Aug 30 07:41:01.168 INFO kablam!   | ^^^^^^^^^^^^
Aug 30 07:41:01.168 INFO kablam!   |
Aug 30 07:41:01.168 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 30 07:41:01.168 INFO kablam! 
Aug 30 07:41:01.168 INFO kablam! warning: unused import: `std::fs`
Aug 30 07:41:01.169 INFO kablam!  --> src/subscription.rs:7:5
Aug 30 07:41:01.169 INFO kablam!   |
Aug 30 07:41:01.169 INFO kablam! 7 | use std::fs;
Aug 30 07:41:01.169 INFO kablam!   |     ^^^^^^^
Aug 30 07:41:01.169 INFO kablam! 
Aug 30 07:41:01.275 INFO kablam! warning: unused `#[macro_use]` import
Aug 30 07:41:01.276 INFO kablam!  --> src/lib.rs:3:1
Aug 30 07:41:01.276 INFO kablam!   |
Aug 30 07:41:01.276 INFO kablam! 3 | #[macro_use]
Aug 30 07:41:01.276 INFO kablam!   | ^^^^^^^^^^^^
Aug 30 07:41:01.276 INFO kablam!   |
Aug 30 07:41:01.276 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 30 07:41:01.276 INFO kablam! 
Aug 30 07:41:01.937 INFO kablam! warning: unused variable: `bytes`
Aug 30 07:41:01.937 INFO kablam!    --> src/config.rs:166:9
Aug 30 07:41:01.937 INFO kablam!     |
Aug 30 07:41:01.937 INFO kablam! 166 |     let bytes = match res {
Aug 30 07:41:01.937 INFO kablam!     |         ^^^^^ help: consider using `_bytes` instead
Aug 30 07:41:01.937 INFO kablam!     |
Aug 30 07:41:01.937 INFO kablam!     = note: #[warn(unused_variables)] on by default
Aug 30 07:41:01.937 INFO kablam! 
Aug 30 07:41:02.111 INFO kablam! warning: unused variable: `bytes`
Aug 30 07:41:02.111 INFO kablam!    --> src/config.rs:166:9
Aug 30 07:41:02.111 INFO kablam!     |
Aug 30 07:41:02.111 INFO kablam! 166 |     let bytes = match res {
Aug 30 07:41:02.111 INFO kablam!     |         ^^^^^ help: consider using `_bytes` instead
Aug 30 07:41:02.111 INFO kablam!     |
Aug 30 07:41:02.112 INFO kablam!     = note: #[warn(unused_variables)] on by default
Aug 30 07:41:02.112 INFO kablam! 
Aug 30 07:41:02.192 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 07:41:02.193 INFO kablam!    --> src/config.rs:149:9
Aug 30 07:41:02.193 INFO kablam!     |
Aug 30 07:41:02.193 INFO kablam! 149 |         file.write_all(b"");
Aug 30 07:41:02.193 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:02.193 INFO kablam!     |
Aug 30 07:41:02.193 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 30 07:41:02.193 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 07:41:02.193 INFO kablam! 
Aug 30 07:41:02.194 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 07:41:02.194 INFO kablam!    --> src/config.rs:171:5
Aug 30 07:41:02.194 INFO kablam!     |
Aug 30 07:41:02.194 INFO kablam! 171 |     file.flush();
Aug 30 07:41:02.194 INFO kablam!     |     ^^^^^^^^^^^^^
Aug 30 07:41:02.194 INFO kablam!     |
Aug 30 07:41:02.194 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 07:41:02.194 INFO kablam! 
Aug 30 07:41:02.450 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 07:41:02.451 INFO kablam!    --> src/config.rs:149:9
Aug 30 07:41:02.451 INFO kablam!     |
Aug 30 07:41:02.451 INFO kablam! 149 |         file.write_all(b"");
Aug 30 07:41:02.451 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:02.451 INFO kablam!     |
Aug 30 07:41:02.451 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 30 07:41:02.451 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 07:41:02.451 INFO kablam! 
Aug 30 07:41:02.452 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 07:41:02.452 INFO kablam!    --> src/config.rs:171:5
Aug 30 07:41:02.452 INFO kablam!     |
Aug 30 07:41:02.452 INFO kablam! 171 |     file.flush();
Aug 30 07:41:02.452 INFO kablam!     |     ^^^^^^^^^^^^^
Aug 30 07:41:02.452 INFO kablam!     |
Aug 30 07:41:02.452 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 07:41:02.452 INFO kablam! 
Aug 30 07:41:02.452 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 07:41:02.452 INFO kablam!    --> src/config.rs:229:9
Aug 30 07:41:02.452 INFO kablam!     |
Aug 30 07:41:02.452 INFO kablam! 229 |         fs::remove_file(test_cache_loc);
Aug 30 07:41:02.452 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:02.452 INFO kablam!     |
Aug 30 07:41:02.452 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 07:41:02.452 INFO kablam! 
Aug 30 07:41:02.483 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 07:41:02.483 INFO kablam!    --> src/subscription.rs:208:5
Aug 30 07:41:02.483 INFO kablam!     |
Aug 30 07:41:02.484 INFO kablam! 208 |     fs::remove_file(test_path);
Aug 30 07:41:02.484 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:02.484 INFO kablam!     |
Aug 30 07:41:02.484 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 07:41:02.484 INFO kablam! 
Aug 30 07:41:03.475 INFO kablam! warning: unused `#[macro_use]` import
Aug 30 07:41:03.475 INFO kablam!  --> src/main.rs:3:1
Aug 30 07:41:03.475 INFO kablam!   |
Aug 30 07:41:03.475 INFO kablam! 3 | #[macro_use]
Aug 30 07:41:03.475 INFO kablam!   | ^^^^^^^^^^^^
Aug 30 07:41:03.475 INFO kablam!   |
Aug 30 07:41:03.475 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 30 07:41:03.475 INFO kablam! 
Aug 30 07:41:03.475 INFO kablam! warning: unused import: `SubCommand`
Aug 30 07:41:03.475 INFO kablam!  --> src/main.rs:8:22
Aug 30 07:41:03.476 INFO kablam!   |
Aug 30 07:41:03.476 INFO kablam! 8 | use clap::{Arg, App, SubCommand};
Aug 30 07:41:03.476 INFO kablam!   |                      ^^^^^^^^^^
Aug 30 07:41:03.476 INFO kablam! 
Aug 30 07:41:03.733 INFO kablam! warning: unused `#[macro_use]` import
Aug 30 07:41:03.734 INFO kablam!  --> src/main.rs:3:1
Aug 30 07:41:03.734 INFO kablam!   |
Aug 30 07:41:03.734 INFO kablam! 3 | #[macro_use]
Aug 30 07:41:03.734 INFO kablam!   | ^^^^^^^^^^^^
Aug 30 07:41:03.734 INFO kablam!   |
Aug 30 07:41:03.734 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 30 07:41:03.734 INFO kablam! 
Aug 30 07:41:03.734 INFO kablam! warning: unused import: `SubCommand`
Aug 30 07:41:03.734 INFO kablam!  --> src/main.rs:8:22
Aug 30 07:41:03.734 INFO kablam!   |
Aug 30 07:41:03.734 INFO kablam! 8 | use clap::{Arg, App, SubCommand};
Aug 30 07:41:03.734 INFO kablam!   |                      ^^^^^^^^^^
Aug 30 07:41:03.734 INFO kablam! 
Aug 30 07:41:03.734 INFO kablam! warning: unused import: `std::fs`
Aug 30 07:41:03.734 INFO kablam!  --> src/subscription.rs:7:5
Aug 30 07:41:03.735 INFO kablam!   |
Aug 30 07:41:03.735 INFO kablam! 7 | use std::fs;
Aug 30 07:41:03.735 INFO kablam!   |     ^^^^^^^
Aug 30 07:41:03.735 INFO kablam! 
Aug 30 07:41:04.268 INFO kablam! warning: unused variable: `bytes`
Aug 30 07:41:04.268 INFO kablam!    --> src/config.rs:166:9
Aug 30 07:41:04.268 INFO kablam!     |
Aug 30 07:41:04.268 INFO kablam! 166 |     let bytes = match res {
Aug 30 07:41:04.268 INFO kablam!     |         ^^^^^ help: consider using `_bytes` instead
Aug 30 07:41:04.268 INFO kablam!     |
Aug 30 07:41:04.268 INFO kablam!     = note: #[warn(unused_variables)] on by default
Aug 30 07:41:04.268 INFO kablam! 
Aug 30 07:41:04.357 INFO kablam! warning: unused variable: `bytes`
Aug 30 07:41:04.358 INFO kablam!    --> src/config.rs:166:9
Aug 30 07:41:04.358 INFO kablam!     |
Aug 30 07:41:04.358 INFO kablam! 166 |     let bytes = match res {
Aug 30 07:41:04.358 INFO kablam!     |         ^^^^^ help: consider using `_bytes` instead
Aug 30 07:41:04.358 INFO kablam!     |
Aug 30 07:41:04.358 INFO kablam!     = note: #[warn(unused_variables)] on by default
Aug 30 07:41:04.358 INFO kablam! 
Aug 30 07:41:04.484 INFO kablam! warning: function is never used: `read_config`
Aug 30 07:41:04.484 INFO kablam!   --> src/config.rs:89:1
Aug 30 07:41:04.484 INFO kablam!    |
Aug 30 07:41:04.484 INFO kablam! 89 | pub fn read_config() -> Option<Config> {
Aug 30 07:41:04.484 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:04.484 INFO kablam!    |
Aug 30 07:41:04.484 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 30 07:41:04.484 INFO kablam! 
Aug 30 07:41:04.484 INFO kablam! warning: function is never used: `write_config`
Aug 30 07:41:04.484 INFO kablam!    --> src/config.rs:123:1
Aug 30 07:41:04.484 INFO kablam!     |
Aug 30 07:41:04.484 INFO kablam! 123 | pub fn write_config(config: Config) {
Aug 30 07:41:04.484 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:04.484 INFO kablam! 
Aug 30 07:41:04.488 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 07:41:04.488 INFO kablam!    --> src/config.rs:149:9
Aug 30 07:41:04.488 INFO kablam!     |
Aug 30 07:41:04.488 INFO kablam! 149 |         file.write_all(b"");
Aug 30 07:41:04.488 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:04.488 INFO kablam!     |
Aug 30 07:41:04.488 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 30 07:41:04.488 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 07:41:04.488 INFO kablam! 
Aug 30 07:41:04.488 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 07:41:04.488 INFO kablam!    --> src/config.rs:171:5
Aug 30 07:41:04.488 INFO kablam!     |
Aug 30 07:41:04.488 INFO kablam! 171 |     file.flush();
Aug 30 07:41:04.488 INFO kablam!     |     ^^^^^^^^^^^^^
Aug 30 07:41:04.488 INFO kablam!     |
Aug 30 07:41:04.488 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 07:41:04.488 INFO kablam! 
Aug 30 07:41:04.489 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 07:41:04.489 INFO kablam!    --> src/config.rs:229:9
Aug 30 07:41:04.489 INFO kablam!     |
Aug 30 07:41:04.489 INFO kablam! 229 |         fs::remove_file(test_cache_loc);
Aug 30 07:41:04.489 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:04.489 INFO kablam!     |
Aug 30 07:41:04.489 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 07:41:04.489 INFO kablam! 
Aug 30 07:41:04.498 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 07:41:04.498 INFO kablam!    --> src/subscription.rs:208:5
Aug 30 07:41:04.498 INFO kablam!     |
Aug 30 07:41:04.498 INFO kablam! 208 |     fs::remove_file(test_path);
Aug 30 07:41:04.498 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:04.498 INFO kablam!     |
Aug 30 07:41:04.498 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 07:41:04.498 INFO kablam! 
Aug 30 07:41:04.569 INFO kablam! warning: function is never used: `read_config`
Aug 30 07:41:04.569 INFO kablam!   --> src/config.rs:89:1
Aug 30 07:41:04.569 INFO kablam!    |
Aug 30 07:41:04.569 INFO kablam! 89 | pub fn read_config() -> Option<Config> {
Aug 30 07:41:04.569 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:04.569 INFO kablam!    |
Aug 30 07:41:04.569 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 30 07:41:04.569 INFO kablam! 
Aug 30 07:41:04.569 INFO kablam! warning: function is never used: `write_config`
Aug 30 07:41:04.569 INFO kablam!    --> src/config.rs:123:1
Aug 30 07:41:04.569 INFO kablam!     |
Aug 30 07:41:04.569 INFO kablam! 123 | pub fn write_config(config: Config) {
Aug 30 07:41:04.569 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:04.569 INFO kablam! 
Aug 30 07:41:04.569 INFO kablam! warning: method is never used: `new`
Aug 30 07:41:04.569 INFO kablam!   --> src/subscription.rs:24:5
Aug 30 07:41:04.569 INFO kablam!    |
Aug 30 07:41:04.569 INFO kablam! 24 |     pub fn new(url: &str, name: &str, directory: Option<&str>) -> Subscription {
Aug 30 07:41:04.569 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:04.569 INFO kablam! 
Aug 30 07:41:04.569 INFO kablam! warning: function is never used: `vec_serialize`
Aug 30 07:41:04.569 INFO kablam!   --> src/subscription.rs:54:1
Aug 30 07:41:04.569 INFO kablam!    |
Aug 30 07:41:04.569 INFO kablam! 54 | pub fn vec_serialize(subs: &Vec<Subscription>) -> Vec<u8> {
Aug 30 07:41:04.569 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:04.569 INFO kablam! 
Aug 30 07:41:04.569 INFO kablam! warning: function is never used: `serialize`
Aug 30 07:41:04.570 INFO kablam!   --> src/subscription.rs:63:1
Aug 30 07:41:04.570 INFO kablam!    |
Aug 30 07:41:04.570 INFO kablam! 63 | pub fn serialize(sub: &Subscription) -> Vec<u8> {
Aug 30 07:41:04.570 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:04.570 INFO kablam! 
Aug 30 07:41:04.570 INFO kablam! warning: function is never used: `deserialize`
Aug 30 07:41:04.570 INFO kablam!   --> src/subscription.rs:72:1
Aug 30 07:41:04.570 INFO kablam!    |
Aug 30 07:41:04.570 INFO kablam! 72 | pub fn deserialize(sub_vec: &Vec<u8>) -> Option<Subscription> {
Aug 30 07:41:04.570 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:04.570 INFO kablam! 
Aug 30 07:41:04.570 INFO kablam! warning: function is never used: `process_directory`
Aug 30 07:41:04.570 INFO kablam!    --> src/subscription.rs:116:1
Aug 30 07:41:04.570 INFO kablam!     |
Aug 30 07:41:04.570 INFO kablam! 116 | fn process_directory(directory: Option<&str>) -> String {
Aug 30 07:41:04.570 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:04.570 INFO kablam! 
Aug 30 07:41:04.573 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 07:41:04.573 INFO kablam!    --> src/config.rs:149:9
Aug 30 07:41:04.573 INFO kablam!     |
Aug 30 07:41:04.573 INFO kablam! 149 |         file.write_all(b"");
Aug 30 07:41:04.573 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^
Aug 30 07:41:04.573 INFO kablam!     |
Aug 30 07:41:04.573 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 30 07:41:04.573 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 07:41:04.573 INFO kablam! 
Aug 30 07:41:04.573 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 07:41:04.573 INFO kablam!    --> src/config.rs:171:5
Aug 30 07:41:04.573 INFO kablam!     |
Aug 30 07:41:04.573 INFO kablam! 171 |     file.flush();
Aug 30 07:41:04.573 INFO kablam!     |     ^^^^^^^^^^^^^
Aug 30 07:41:04.573 INFO kablam!     |
Aug 30 07:41:04.573 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 07:41:04.573 INFO kablam! 
Aug 30 07:41:04.602 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.41s
Aug 30 07:41:04.610 INFO kablam! su: No module specific data is present
Aug 30 07:41:05.039 INFO running `"docker" "rm" "-f" "2f9ed941b3c8de3730c62c0adfd7eff1c194eb7c1bc0f98783865167d1ac58d6"`
Aug 30 07:41:05.151 INFO blam! 2f9ed941b3c8de3730c62c0adfd7eff1c194eb7c1bc0f98783865167d1ac58d6