Aug 31 18:34:13.943 INFO checking podstats-0.1.2 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Aug 31 18:34:13.943 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Aug 31 18:34:13.943 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-2/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/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 +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 18:34:14.126 INFO blam! b1538e29a70e3ae43fd84fd195ad7dbcc1d0e47f568864481879179c1f369422
Aug 31 18:34:14.128 INFO running `"docker" "start" "-a" "b1538e29a70e3ae43fd84fd195ad7dbcc1d0e47f568864481879179c1f369422"`
Aug 31 18:34:15.003 INFO kablam!     Checking podstats v0.1.2 (file:///source)
Aug 31 18:34:15.727 INFO kablam! warning: unused `#[macro_use]` import
Aug 31 18:34:15.727 INFO kablam!  --> src/lib.rs:3:1
Aug 31 18:34:15.727 INFO kablam!   |
Aug 31 18:34:15.727 INFO kablam! 3 | #[macro_use]
Aug 31 18:34:15.727 INFO kablam!   | ^^^^^^^^^^^^
Aug 31 18:34:15.727 INFO kablam!   |
Aug 31 18:34:15.727 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 31 18:34:15.727 INFO kablam! 
Aug 31 18:34:15.728 INFO kablam! warning: unused import: `std::fs`
Aug 31 18:34:15.728 INFO kablam!  --> src/subscription.rs:7:5
Aug 31 18:34:15.729 INFO kablam!   |
Aug 31 18:34:15.729 INFO kablam! 7 | use std::fs;
Aug 31 18:34:15.729 INFO kablam!   |     ^^^^^^^
Aug 31 18:34:15.729 INFO kablam! 
Aug 31 18:34:15.814 INFO kablam! warning: unused `#[macro_use]` import
Aug 31 18:34:15.814 INFO kablam!  --> src/lib.rs:3:1
Aug 31 18:34:15.814 INFO kablam!   |
Aug 31 18:34:15.814 INFO kablam! 3 | #[macro_use]
Aug 31 18:34:15.814 INFO kablam!   | ^^^^^^^^^^^^
Aug 31 18:34:15.814 INFO kablam!   |
Aug 31 18:34:15.814 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 31 18:34:15.814 INFO kablam! 
Aug 31 18:34:16.379 INFO kablam! warning: unused variable: `bytes`
Aug 31 18:34:16.379 INFO kablam!    --> src/config.rs:166:9
Aug 31 18:34:16.379 INFO kablam!     |
Aug 31 18:34:16.379 INFO kablam! 166 |     let bytes = match res {
Aug 31 18:34:16.379 INFO kablam!     |         ^^^^^ help: consider using `_bytes` instead
Aug 31 18:34:16.379 INFO kablam!     |
Aug 31 18:34:16.379 INFO kablam!     = note: #[warn(unused_variables)] on by default
Aug 31 18:34:16.379 INFO kablam! 
Aug 31 18:34:16.478 INFO kablam! warning: unused variable: `bytes`
Aug 31 18:34:16.478 INFO kablam!    --> src/config.rs:166:9
Aug 31 18:34:16.478 INFO kablam!     |
Aug 31 18:34:16.478 INFO kablam! 166 |     let bytes = match res {
Aug 31 18:34:16.478 INFO kablam!     |         ^^^^^ help: consider using `_bytes` instead
Aug 31 18:34:16.478 INFO kablam!     |
Aug 31 18:34:16.478 INFO kablam!     = note: #[warn(unused_variables)] on by default
Aug 31 18:34:16.478 INFO kablam! 
Aug 31 18:34:16.618 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 18:34:16.619 INFO kablam!    --> src/config.rs:149:9
Aug 31 18:34:16.619 INFO kablam!     |
Aug 31 18:34:16.619 INFO kablam! 149 |         file.write_all(b"");
Aug 31 18:34:16.619 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:16.619 INFO kablam!     |
Aug 31 18:34:16.619 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 31 18:34:16.619 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 18:34:16.619 INFO kablam! 
Aug 31 18:34:16.619 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 18:34:16.619 INFO kablam!    --> src/config.rs:171:5
Aug 31 18:34:16.619 INFO kablam!     |
Aug 31 18:34:16.619 INFO kablam! 171 |     file.flush();
Aug 31 18:34:16.619 INFO kablam!     |     ^^^^^^^^^^^^^
Aug 31 18:34:16.619 INFO kablam!     |
Aug 31 18:34:16.619 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 18:34:16.620 INFO kablam! 
Aug 31 18:34:16.679 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 18:34:16.679 INFO kablam!    --> src/config.rs:149:9
Aug 31 18:34:16.679 INFO kablam!     |
Aug 31 18:34:16.679 INFO kablam! 149 |         file.write_all(b"");
Aug 31 18:34:16.679 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:16.679 INFO kablam!     |
Aug 31 18:34:16.679 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 31 18:34:16.679 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 18:34:16.679 INFO kablam! 
Aug 31 18:34:16.679 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 18:34:16.679 INFO kablam!    --> src/config.rs:171:5
Aug 31 18:34:16.679 INFO kablam!     |
Aug 31 18:34:16.679 INFO kablam! 171 |     file.flush();
Aug 31 18:34:16.680 INFO kablam!     |     ^^^^^^^^^^^^^
Aug 31 18:34:16.680 INFO kablam!     |
Aug 31 18:34:16.680 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 18:34:16.680 INFO kablam! 
Aug 31 18:34:16.680 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 18:34:16.680 INFO kablam!    --> src/config.rs:229:9
Aug 31 18:34:16.680 INFO kablam!     |
Aug 31 18:34:16.680 INFO kablam! 229 |         fs::remove_file(test_cache_loc);
Aug 31 18:34:16.680 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:16.680 INFO kablam!     |
Aug 31 18:34:16.680 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 18:34:16.680 INFO kablam! 
Aug 31 18:34:16.694 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 18:34:16.694 INFO kablam!    --> src/subscription.rs:208:5
Aug 31 18:34:16.694 INFO kablam!     |
Aug 31 18:34:16.694 INFO kablam! 208 |     fs::remove_file(test_path);
Aug 31 18:34:16.694 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:16.694 INFO kablam!     |
Aug 31 18:34:16.694 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 18:34:16.694 INFO kablam! 
Aug 31 18:34:17.905 INFO kablam! warning: unused `#[macro_use]` import
Aug 31 18:34:17.905 INFO kablam!  --> src/main.rs:3:1
Aug 31 18:34:17.905 INFO kablam!   |
Aug 31 18:34:17.905 INFO kablam! 3 | #[macro_use]
Aug 31 18:34:17.905 INFO kablam!   | ^^^^^^^^^^^^
Aug 31 18:34:17.905 INFO kablam!   |
Aug 31 18:34:17.905 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 31 18:34:17.905 INFO kablam! 
Aug 31 18:34:17.905 INFO kablam! warning: unused import: `SubCommand`
Aug 31 18:34:17.905 INFO kablam!  --> src/main.rs:8:22
Aug 31 18:34:17.905 INFO kablam!   |
Aug 31 18:34:17.905 INFO kablam! 8 | use clap::{Arg, App, SubCommand};
Aug 31 18:34:17.905 INFO kablam!   |                      ^^^^^^^^^^
Aug 31 18:34:17.905 INFO kablam! 
Aug 31 18:34:17.906 INFO kablam! warning: unused import: `std::fs`
Aug 31 18:34:17.906 INFO kablam!  --> src/subscription.rs:7:5
Aug 31 18:34:17.906 INFO kablam!   |
Aug 31 18:34:17.906 INFO kablam! 7 | use std::fs;
Aug 31 18:34:17.906 INFO kablam!   |     ^^^^^^^
Aug 31 18:34:17.906 INFO kablam! 
Aug 31 18:34:17.968 INFO kablam! warning: unused `#[macro_use]` import
Aug 31 18:34:17.968 INFO kablam!  --> src/main.rs:3:1
Aug 31 18:34:17.968 INFO kablam!   |
Aug 31 18:34:17.969 INFO kablam! 3 | #[macro_use]
Aug 31 18:34:17.969 INFO kablam!   | ^^^^^^^^^^^^
Aug 31 18:34:17.969 INFO kablam!   |
Aug 31 18:34:17.969 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 31 18:34:17.969 INFO kablam! 
Aug 31 18:34:17.969 INFO kablam! warning: unused import: `SubCommand`
Aug 31 18:34:17.969 INFO kablam!  --> src/main.rs:8:22
Aug 31 18:34:17.969 INFO kablam!   |
Aug 31 18:34:17.969 INFO kablam! 8 | use clap::{Arg, App, SubCommand};
Aug 31 18:34:17.969 INFO kablam!   |                      ^^^^^^^^^^
Aug 31 18:34:17.969 INFO kablam! 
Aug 31 18:34:18.658 INFO kablam! warning: unused variable: `bytes`
Aug 31 18:34:18.658 INFO kablam!    --> src/config.rs:166:9
Aug 31 18:34:18.658 INFO kablam!     |
Aug 31 18:34:18.658 INFO kablam! 166 |     let bytes = match res {
Aug 31 18:34:18.658 INFO kablam!     |         ^^^^^ help: consider using `_bytes` instead
Aug 31 18:34:18.658 INFO kablam!     |
Aug 31 18:34:18.658 INFO kablam!     = note: #[warn(unused_variables)] on by default
Aug 31 18:34:18.658 INFO kablam! 
Aug 31 18:34:18.928 INFO kablam! warning: function is never used: `read_config`
Aug 31 18:34:18.928 INFO kablam!   --> src/config.rs:89:1
Aug 31 18:34:18.928 INFO kablam!    |
Aug 31 18:34:18.928 INFO kablam! 89 | pub fn read_config() -> Option<Config> {
Aug 31 18:34:18.928 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:18.928 INFO kablam!    |
Aug 31 18:34:18.928 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 31 18:34:18.928 INFO kablam! 
Aug 31 18:34:18.929 INFO kablam! warning: function is never used: `write_config`
Aug 31 18:34:18.929 INFO kablam!    --> src/config.rs:123:1
Aug 31 18:34:18.929 INFO kablam!     |
Aug 31 18:34:18.929 INFO kablam! 123 | pub fn write_config(config: Config) {
Aug 31 18:34:18.929 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:18.929 INFO kablam! 
Aug 31 18:34:18.929 INFO kablam! warning: method is never used: `new`
Aug 31 18:34:18.929 INFO kablam!   --> src/subscription.rs:24:5
Aug 31 18:34:18.929 INFO kablam!    |
Aug 31 18:34:18.929 INFO kablam! 24 |     pub fn new(url: &str, name: &str, directory: Option<&str>) -> Subscription {
Aug 31 18:34:18.929 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:18.929 INFO kablam! 
Aug 31 18:34:18.929 INFO kablam! warning: function is never used: `vec_serialize`
Aug 31 18:34:18.929 INFO kablam!   --> src/subscription.rs:54:1
Aug 31 18:34:18.929 INFO kablam!    |
Aug 31 18:34:18.929 INFO kablam! 54 | pub fn vec_serialize(subs: &Vec<Subscription>) -> Vec<u8> {
Aug 31 18:34:18.929 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:18.929 INFO kablam! 
Aug 31 18:34:18.929 INFO kablam! warning: function is never used: `serialize`
Aug 31 18:34:18.929 INFO kablam!   --> src/subscription.rs:63:1
Aug 31 18:34:18.929 INFO kablam!    |
Aug 31 18:34:18.929 INFO kablam! 63 | pub fn serialize(sub: &Subscription) -> Vec<u8> {
Aug 31 18:34:18.929 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:18.930 INFO kablam! 
Aug 31 18:34:18.930 INFO kablam! warning: function is never used: `deserialize`
Aug 31 18:34:18.930 INFO kablam!   --> src/subscription.rs:72:1
Aug 31 18:34:18.930 INFO kablam!    |
Aug 31 18:34:18.930 INFO kablam! 72 | pub fn deserialize(sub_vec: &Vec<u8>) -> Option<Subscription> {
Aug 31 18:34:18.930 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:18.930 INFO kablam! 
Aug 31 18:34:18.930 INFO kablam! warning: function is never used: `process_directory`
Aug 31 18:34:18.930 INFO kablam!    --> src/subscription.rs:116:1
Aug 31 18:34:18.930 INFO kablam!     |
Aug 31 18:34:18.930 INFO kablam! 116 | fn process_directory(directory: Option<&str>) -> String {
Aug 31 18:34:18.930 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:18.930 INFO kablam! 
Aug 31 18:34:18.934 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 18:34:18.934 INFO kablam!    --> src/config.rs:149:9
Aug 31 18:34:18.934 INFO kablam!     |
Aug 31 18:34:18.934 INFO kablam! 149 |         file.write_all(b"");
Aug 31 18:34:18.934 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:18.934 INFO kablam!     |
Aug 31 18:34:18.934 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 31 18:34:18.934 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 18:34:18.935 INFO kablam! 
Aug 31 18:34:18.935 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 18:34:18.935 INFO kablam!    --> src/config.rs:171:5
Aug 31 18:34:18.935 INFO kablam!     |
Aug 31 18:34:18.935 INFO kablam! 171 |     file.flush();
Aug 31 18:34:18.935 INFO kablam!     |     ^^^^^^^^^^^^^
Aug 31 18:34:18.935 INFO kablam!     |
Aug 31 18:34:18.935 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 18:34:18.935 INFO kablam! 
Aug 31 18:34:18.947 INFO kablam! warning: unused variable: `bytes`
Aug 31 18:34:18.947 INFO kablam!    --> src/config.rs:166:9
Aug 31 18:34:18.947 INFO kablam!     |
Aug 31 18:34:18.947 INFO kablam! 166 |     let bytes = match res {
Aug 31 18:34:18.947 INFO kablam!     |         ^^^^^ help: consider using `_bytes` instead
Aug 31 18:34:18.947 INFO kablam!     |
Aug 31 18:34:18.947 INFO kablam!     = note: #[warn(unused_variables)] on by default
Aug 31 18:34:18.947 INFO kablam! 
Aug 31 18:34:19.263 INFO kablam! warning: function is never used: `read_config`
Aug 31 18:34:19.263 INFO kablam!   --> src/config.rs:89:1
Aug 31 18:34:19.263 INFO kablam!    |
Aug 31 18:34:19.263 INFO kablam! 89 | pub fn read_config() -> Option<Config> {
Aug 31 18:34:19.264 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:19.264 INFO kablam!    |
Aug 31 18:34:19.264 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 31 18:34:19.264 INFO kablam! 
Aug 31 18:34:19.264 INFO kablam! warning: function is never used: `write_config`
Aug 31 18:34:19.264 INFO kablam!    --> src/config.rs:123:1
Aug 31 18:34:19.264 INFO kablam!     |
Aug 31 18:34:19.264 INFO kablam! 123 | pub fn write_config(config: Config) {
Aug 31 18:34:19.264 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:19.264 INFO kablam! 
Aug 31 18:34:19.268 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 18:34:19.268 INFO kablam!    --> src/config.rs:149:9
Aug 31 18:34:19.268 INFO kablam!     |
Aug 31 18:34:19.268 INFO kablam! 149 |         file.write_all(b"");
Aug 31 18:34:19.268 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:19.268 INFO kablam!     |
Aug 31 18:34:19.268 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 31 18:34:19.268 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 18:34:19.268 INFO kablam! 
Aug 31 18:34:19.268 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 18:34:19.268 INFO kablam!    --> src/config.rs:171:5
Aug 31 18:34:19.268 INFO kablam!     |
Aug 31 18:34:19.268 INFO kablam! 171 |     file.flush();
Aug 31 18:34:19.268 INFO kablam!     |     ^^^^^^^^^^^^^
Aug 31 18:34:19.268 INFO kablam!     |
Aug 31 18:34:19.268 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 18:34:19.268 INFO kablam! 
Aug 31 18:34:19.268 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 18:34:19.269 INFO kablam!    --> src/config.rs:229:9
Aug 31 18:34:19.269 INFO kablam!     |
Aug 31 18:34:19.269 INFO kablam! 229 |         fs::remove_file(test_cache_loc);
Aug 31 18:34:19.269 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:19.269 INFO kablam!     |
Aug 31 18:34:19.269 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 18:34:19.269 INFO kablam! 
Aug 31 18:34:19.278 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 18:34:19.278 INFO kablam!    --> src/subscription.rs:208:5
Aug 31 18:34:19.278 INFO kablam!     |
Aug 31 18:34:19.278 INFO kablam! 208 |     fs::remove_file(test_path);
Aug 31 18:34:19.278 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 18:34:19.278 INFO kablam!     |
Aug 31 18:34:19.278 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 18:34:19.279 INFO kablam! 
Aug 31 18:34:19.303 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.37s
Aug 31 18:34:19.313 INFO kablam! su: No module specific data is present
Aug 31 18:34:19.654 INFO running `"docker" "rm" "-f" "b1538e29a70e3ae43fd84fd195ad7dbcc1d0e47f568864481879179c1f369422"`
Aug 31 18:34:19.769 INFO blam! b1538e29a70e3ae43fd84fd195ad7dbcc1d0e47f568864481879179c1f369422