Oct 31 18:14:13.260 INFO testing tperdue321/rust_ownership against beta-2018-10-30 for beta-1.31-1
Oct 31 18:14:13.260 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-3/beta-2018-10-30:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-1/beta-2018-10-30:/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 +beta-2018-10-30 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 31 18:14:13.445 INFO blam! 852fc8c4eec8ff2ba1343e79b673e8c52ab75e371adbf7d8692a4f20d6ceff0e
Oct 31 18:14:13.447 INFO running `"docker" "start" "-a" "852fc8c4eec8ff2ba1343e79b673e8c52ab75e371adbf7d8692a4f20d6ceff0e"`
Oct 31 18:14:13.919 INFO kablam! usermod: no changes
Oct 31 18:14:13.969 INFO kablam!    Compiling ownership v0.1.0 (/source)
Oct 31 18:14:14.160 INFO kablam! warning: unused variable: `string`
Oct 31 18:14:14.160 INFO kablam!   --> src/main.rs:13:13
Oct 31 18:14:14.160 INFO kablam!    |
Oct 31 18:14:14.160 INFO kablam! 13 |         let string = "hello"; // string is valid from here forward
Oct 31 18:14:14.160 INFO kablam!    |             ^^^^^^ help: consider using `_string` instead
Oct 31 18:14:14.160 INFO kablam!    |
Oct 31 18:14:14.160 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 31 18:14:14.160 INFO kablam! 
Oct 31 18:14:14.160 INFO kablam! warning: unused variable: `s2`
Oct 31 18:14:14.160 INFO kablam!   --> src/main.rs:40:9
Oct 31 18:14:14.160 INFO kablam!    |
Oct 31 18:14:14.160 INFO kablam! 40 |     let s2 = s1;
Oct 31 18:14:14.160 INFO kablam!    |         ^^ help: consider using `_s2` instead
Oct 31 18:14:14.160 INFO kablam! 
Oct 31 18:14:14.160 INFO kablam! warning: unused variable: `s1`
Oct 31 18:14:14.160 INFO kablam!   --> src/main.rs:68:9
Oct 31 18:14:14.160 INFO kablam!    |
Oct 31 18:14:14.160 INFO kablam! 68 |     let s1 = gives_ownership();         // gives_ownership moves its return
Oct 31 18:14:14.160 INFO kablam!    |         ^^ help: consider using `_s1` instead
Oct 31 18:14:14.160 INFO kablam! 
Oct 31 18:14:14.160 INFO kablam! warning: unused variable: `r1`
Oct 31 18:14:14.160 INFO kablam!   --> src/main.rs:98:9
Oct 31 18:14:14.160 INFO kablam!    |
Oct 31 18:14:14.160 INFO kablam! 98 |     let r1 = &mut s2;
Oct 31 18:14:14.160 INFO kablam!    |         ^^ help: consider using `_r1` instead
Oct 31 18:14:14.160 INFO kablam! 
Oct 31 18:14:14.160 INFO kablam! warning: unused variable: `r3`
Oct 31 18:14:14.160 INFO kablam!    --> src/main.rs:107:13
Oct 31 18:14:14.160 INFO kablam!     |
Oct 31 18:14:14.160 INFO kablam! 107 |         let r3 = &mut s3;
Oct 31 18:14:14.160 INFO kablam!     |             ^^ help: consider using `_r3` instead
Oct 31 18:14:14.160 INFO kablam! 
Oct 31 18:14:14.160 INFO kablam! warning: unused variable: `r4`
Oct 31 18:14:14.160 INFO kablam!    --> src/main.rs:110:9
Oct 31 18:14:14.160 INFO kablam!     |
Oct 31 18:14:14.160 INFO kablam! 110 |     let r4 = &mut s3;
Oct 31 18:14:14.160 INFO kablam!     |         ^^ help: consider using `_r4` instead
Oct 31 18:14:14.160 INFO kablam! 
Oct 31 18:14:14.160 INFO kablam! warning: unused variable: `r1`
Oct 31 18:14:14.160 INFO kablam!    --> src/main.rs:113:9
Oct 31 18:14:14.160 INFO kablam!     |
Oct 31 18:14:14.160 INFO kablam! 113 |     let r1 = &s; // immutable ref
Oct 31 18:14:14.160 INFO kablam!     |         ^^ help: consider using `_r1` instead
Oct 31 18:14:14.160 INFO kablam! 
Oct 31 18:14:14.160 INFO kablam! warning: unused variable: `r2`
Oct 31 18:14:14.160 INFO kablam!    --> src/main.rs:114:9
Oct 31 18:14:14.160 INFO kablam!     |
Oct 31 18:14:14.160 INFO kablam! 114 |     let r2 = &s; // second because as many refs can read the same data safely
Oct 31 18:14:14.160 INFO kablam!     |         ^^ help: consider using `_r2` instead
Oct 31 18:14:14.160 INFO kablam! 
Oct 31 18:14:14.160 INFO kablam! warning: unused variable: `slice`
Oct 31 18:14:14.160 INFO kablam!    --> src/main.rs:140:9
Oct 31 18:14:14.160 INFO kablam!     |
Oct 31 18:14:14.160 INFO kablam! 140 |     let slice = &s[0..2];   // same
Oct 31 18:14:14.160 INFO kablam!     |         ^^^^^ help: consider using `_slice` instead
Oct 31 18:14:14.160 INFO kablam! 
Oct 31 18:14:14.160 INFO kablam! warning: unused variable: `slice`
Oct 31 18:14:14.160 INFO kablam!    --> src/main.rs:141:9
Oct 31 18:14:14.160 INFO kablam!     |
Oct 31 18:14:14.160 INFO kablam! 141 |     let slice = &s[..2];    // same
Oct 31 18:14:14.160 INFO kablam!     |         ^^^^^ help: consider using `_slice` instead
Oct 31 18:14:14.160 INFO kablam! 
Oct 31 18:14:14.163 INFO kablam! warning: unused variable: `slice`
Oct 31 18:14:14.163 INFO kablam!    --> src/main.rs:145:9
Oct 31 18:14:14.163 INFO kablam!     |
Oct 31 18:14:14.163 INFO kablam! 145 |     let slice = &s[2..len]; // same
Oct 31 18:14:14.163 INFO kablam!     |         ^^^^^ help: consider using `_slice` instead
Oct 31 18:14:14.163 INFO kablam! 
Oct 31 18:14:14.163 INFO kablam! warning: unused variable: `slice`
Oct 31 18:14:14.163 INFO kablam!    --> src/main.rs:146:9
Oct 31 18:14:14.163 INFO kablam!     |
Oct 31 18:14:14.163 INFO kablam! 146 |     let slice = &s[2..];    // same
Oct 31 18:14:14.163 INFO kablam!     |         ^^^^^ help: consider using `_slice` instead
Oct 31 18:14:14.163 INFO kablam! 
Oct 31 18:14:14.163 INFO kablam! warning: unused variable: `slice`
Oct 31 18:14:14.163 INFO kablam!    --> src/main.rs:148:9
Oct 31 18:14:14.163 INFO kablam!     |
Oct 31 18:14:14.163 INFO kablam! 148 |     let slice = &s[0..len]; // same
Oct 31 18:14:14.163 INFO kablam!     |         ^^^^^ help: consider using `_slice` instead
Oct 31 18:14:14.163 INFO kablam! 
Oct 31 18:14:14.163 INFO kablam! warning: unused variable: `slice`
Oct 31 18:14:14.163 INFO kablam!    --> src/main.rs:149:9
Oct 31 18:14:14.163 INFO kablam!     |
Oct 31 18:14:14.163 INFO kablam! 149 |     let slice = &s[..];     // same
Oct 31 18:14:14.163 INFO kablam!     |         ^^^^^ help: consider using `_slice` instead
Oct 31 18:14:14.163 INFO kablam! 
Oct 31 18:14:14.163 INFO kablam! warning: unused variable: `slice`
Oct 31 18:14:14.163 INFO kablam!    --> src/main.rs:166:9
Oct 31 18:14:14.163 INFO kablam!     |
Oct 31 18:14:14.163 INFO kablam! 166 |     let slice = &a[0..2];
Oct 31 18:14:14.163 INFO kablam!     |         ^^^^^ help: consider using `_slice` instead
Oct 31 18:14:14.163 INFO kablam! 
Oct 31 18:14:14.175 INFO kablam! warning: variable does not need to be mutable
Oct 31 18:14:14.175 INFO kablam!    --> src/main.rs:112:9
Oct 31 18:14:14.175 INFO kablam!     |
Oct 31 18:14:14.175 INFO kablam! 112 |     let mut s = String::from("hello s");
Oct 31 18:14:14.175 INFO kablam!     |         ----^
Oct 31 18:14:14.175 INFO kablam!     |         |
Oct 31 18:14:14.175 INFO kablam!     |         help: remove this `mut`
Oct 31 18:14:14.175 INFO kablam!     |
Oct 31 18:14:14.175 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 31 18:14:14.175 INFO kablam! 
Oct 31 18:14:14.669 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Oct 31 18:14:14.671 INFO kablam! su: No module specific data is present
Oct 31 18:14:15.275 INFO running `"docker" "rm" "-f" "852fc8c4eec8ff2ba1343e79b673e8c52ab75e371adbf7d8692a4f20d6ceff0e"`
Oct 31 18:14:15.363 INFO blam! 852fc8c4eec8ff2ba1343e79b673e8c52ab75e371adbf7d8692a4f20d6ceff0e
Oct 31 18:14:15.367 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-3/beta-2018-10-30:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-1/beta-2018-10-30:/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 +beta-2018-10-30 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 31 18:14:15.648 INFO blam! 9e7949d6e563ae2ab278dc1898b3e8055d9c114b4412d002768a238b57e885b1
Oct 31 18:14:15.649 INFO running `"docker" "start" "-a" "9e7949d6e563ae2ab278dc1898b3e8055d9c114b4412d002768a238b57e885b1"`
Oct 31 18:14:16.343 INFO kablam! usermod: no changes
Oct 31 18:14:16.371 INFO kablam!    Compiling ownership v0.1.0 (/source)
Oct 31 18:14:16.588 INFO kablam! warning: unused variable: `string`
Oct 31 18:14:16.588 INFO kablam!   --> src/main.rs:13:13
Oct 31 18:14:16.588 INFO kablam!    |
Oct 31 18:14:16.589 INFO kablam! 13 |         let string = "hello"; // string is valid from here forward
Oct 31 18:14:16.589 INFO kablam!    |             ^^^^^^ help: consider using `_string` instead
Oct 31 18:14:16.589 INFO kablam!    |
Oct 31 18:14:16.590 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 31 18:14:16.590 INFO kablam! 
Oct 31 18:14:16.590 INFO kablam! warning: unused variable: `s2`
Oct 31 18:14:16.591 INFO kablam!   --> src/main.rs:40:9
Oct 31 18:14:16.591 INFO kablam!    |
Oct 31 18:14:16.591 INFO kablam! 40 |     let s2 = s1;
Oct 31 18:14:16.592 INFO kablam!    |         ^^ help: consider using `_s2` instead
Oct 31 18:14:16.592 INFO kablam! 
Oct 31 18:14:16.592 INFO kablam! warning: unused variable: `s1`
Oct 31 18:14:16.593 INFO kablam!   --> src/main.rs:68:9
Oct 31 18:14:16.593 INFO kablam!    |
Oct 31 18:14:16.593 INFO kablam! 68 |     let s1 = gives_ownership();         // gives_ownership moves its return
Oct 31 18:14:16.594 INFO kablam!    |         ^^ help: consider using `_s1` instead
Oct 31 18:14:16.594 INFO kablam! 
Oct 31 18:14:16.594 INFO kablam! warning: unused variable: `r1`
Oct 31 18:14:16.595 INFO kablam!   --> src/main.rs:98:9
Oct 31 18:14:16.595 INFO kablam!    |
Oct 31 18:14:16.595 INFO kablam! 98 |     let r1 = &mut s2;
Oct 31 18:14:16.596 INFO kablam!    |         ^^ help: consider using `_r1` instead
Oct 31 18:14:16.596 INFO kablam! 
Oct 31 18:14:16.596 INFO kablam! warning: unused variable: `r3`
Oct 31 18:14:16.596 INFO kablam!    --> src/main.rs:107:13
Oct 31 18:14:16.597 INFO kablam!     |
Oct 31 18:14:16.597 INFO kablam! 107 |         let r3 = &mut s3;
Oct 31 18:14:16.597 INFO kablam!     |             ^^ help: consider using `_r3` instead
Oct 31 18:14:16.598 INFO kablam! 
Oct 31 18:14:16.598 INFO kablam! warning: unused variable: `r4`
Oct 31 18:14:16.598 INFO kablam!    --> src/main.rs:110:9
Oct 31 18:14:16.599 INFO kablam!     |
Oct 31 18:14:16.599 INFO kablam! 110 |     let r4 = &mut s3;
Oct 31 18:14:16.599 INFO kablam!     |         ^^ help: consider using `_r4` instead
Oct 31 18:14:16.600 INFO kablam! 
Oct 31 18:14:16.600 INFO kablam! warning: unused variable: `r1`
Oct 31 18:14:16.600 INFO kablam!    --> src/main.rs:113:9
Oct 31 18:14:16.600 INFO kablam!     |
Oct 31 18:14:16.601 INFO kablam! 113 |     let r1 = &s; // immutable ref
Oct 31 18:14:16.601 INFO kablam!     |         ^^ help: consider using `_r1` instead
Oct 31 18:14:16.601 INFO kablam! 
Oct 31 18:14:16.602 INFO kablam! warning: unused variable: `r2`
Oct 31 18:14:16.602 INFO kablam!    --> src/main.rs:114:9
Oct 31 18:14:16.602 INFO kablam!     |
Oct 31 18:14:16.603 INFO kablam! 114 |     let r2 = &s; // second because as many refs can read the same data safely
Oct 31 18:14:16.603 INFO kablam!     |         ^^ help: consider using `_r2` instead
Oct 31 18:14:16.603 INFO kablam! 
Oct 31 18:14:16.604 INFO kablam! warning: unused variable: `slice`
Oct 31 18:14:16.604 INFO kablam!    --> src/main.rs:140:9
Oct 31 18:14:16.604 INFO kablam!     |
Oct 31 18:14:16.605 INFO kablam! 140 |     let slice = &s[0..2];   // same
Oct 31 18:14:16.605 INFO kablam!     |         ^^^^^ help: consider using `_slice` instead
Oct 31 18:14:16.605 INFO kablam! 
Oct 31 18:14:16.606 INFO kablam! warning: unused variable: `slice`
Oct 31 18:14:16.606 INFO kablam!    --> src/main.rs:141:9
Oct 31 18:14:16.606 INFO kablam!     |
Oct 31 18:14:16.611 INFO kablam! 141 |     let slice = &s[..2];    // same
Oct 31 18:14:16.615 INFO kablam!     |         ^^^^^ help: consider using `_slice` instead
Oct 31 18:14:16.615 INFO kablam! 
Oct 31 18:14:16.615 INFO kablam! warning: unused variable: `slice`
Oct 31 18:14:16.616 INFO kablam!    --> src/main.rs:145:9
Oct 31 18:14:16.616 INFO kablam!     |
Oct 31 18:14:16.616 INFO kablam! 145 |     let slice = &s[2..len]; // same
Oct 31 18:14:16.617 INFO kablam!     |         ^^^^^ help: consider using `_slice` instead
Oct 31 18:14:16.617 INFO kablam! 
Oct 31 18:14:16.617 INFO kablam! warning: unused variable: `slice`
Oct 31 18:14:16.618 INFO kablam!    --> src/main.rs:146:9
Oct 31 18:14:16.618 INFO kablam!     |
Oct 31 18:14:16.618 INFO kablam! 146 |     let slice = &s[2..];    // same
Oct 31 18:14:16.619 INFO kablam!     |         ^^^^^ help: consider using `_slice` instead
Oct 31 18:14:16.619 INFO kablam! 
Oct 31 18:14:16.619 INFO kablam! warning: unused variable: `slice`
Oct 31 18:14:16.620 INFO kablam!    --> src/main.rs:148:9
Oct 31 18:14:16.620 INFO kablam!     |
Oct 31 18:14:16.620 INFO kablam! 148 |     let slice = &s[0..len]; // same
Oct 31 18:14:16.621 INFO kablam!     |         ^^^^^ help: consider using `_slice` instead
Oct 31 18:14:16.621 INFO kablam! 
Oct 31 18:14:16.621 INFO kablam! warning: unused variable: `slice`
Oct 31 18:14:16.622 INFO kablam!    --> src/main.rs:149:9
Oct 31 18:14:16.622 INFO kablam!     |
Oct 31 18:14:16.622 INFO kablam! 149 |     let slice = &s[..];     // same
Oct 31 18:14:16.623 INFO kablam!     |         ^^^^^ help: consider using `_slice` instead
Oct 31 18:14:16.623 INFO kablam! 
Oct 31 18:14:16.623 INFO kablam! warning: unused variable: `slice`
Oct 31 18:14:16.623 INFO kablam!    --> src/main.rs:166:9
Oct 31 18:14:16.624 INFO kablam!     |
Oct 31 18:14:16.624 INFO kablam! 166 |     let slice = &a[0..2];
Oct 31 18:14:16.624 INFO kablam!     |         ^^^^^ help: consider using `_slice` instead
Oct 31 18:14:16.624 INFO kablam! 
Oct 31 18:14:16.624 INFO kablam! warning: variable does not need to be mutable
Oct 31 18:14:16.624 INFO kablam!    --> src/main.rs:112:9
Oct 31 18:14:16.624 INFO kablam!     |
Oct 31 18:14:16.624 INFO kablam! 112 |     let mut s = String::from("hello s");
Oct 31 18:14:16.624 INFO kablam!     |         ----^
Oct 31 18:14:16.624 INFO kablam!     |         |
Oct 31 18:14:16.624 INFO kablam!     |         help: remove this `mut`
Oct 31 18:14:16.624 INFO kablam!     |
Oct 31 18:14:16.624 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 31 18:14:16.624 INFO kablam! 
Oct 31 18:14:17.116 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Oct 31 18:14:17.116 INFO kablam! su: No module specific data is present
Oct 31 18:14:17.603 INFO running `"docker" "rm" "-f" "9e7949d6e563ae2ab278dc1898b3e8055d9c114b4412d002768a238b57e885b1"`
Oct 31 18:14:17.875 INFO blam! 9e7949d6e563ae2ab278dc1898b3e8055d9c114b4412d002768a238b57e885b1
Oct 31 18:14:17.883 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-3/beta-2018-10-30:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-1/beta-2018-10-30:/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 +beta-2018-10-30 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 31 18:14:18.303 INFO blam! 641f30cbf9a34f87edb431aa4e14bb2ebbebebf22fe1fdeade7e8e5a0e4d4fe1
Oct 31 18:14:18.311 INFO running `"docker" "start" "-a" "641f30cbf9a34f87edb431aa4e14bb2ebbebebf22fe1fdeade7e8e5a0e4d4fe1"`
Oct 31 18:14:19.209 INFO kablam! usermod: no changes
Oct 31 18:14:19.264 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Oct 31 18:14:19.272 INFO kablam!      Running /target/debug/deps/ownership-dcef7e236a5ad9d7
Oct 31 18:14:19.273 INFO blam! 
Oct 31 18:14:19.273 INFO blam! running 0 tests
Oct 31 18:14:19.273 INFO blam! 
Oct 31 18:14:19.273 INFO blam! test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Oct 31 18:14:19.273 INFO blam! 
Oct 31 18:14:19.279 INFO kablam! su: No module specific data is present
Oct 31 18:14:19.715 INFO running `"docker" "rm" "-f" "641f30cbf9a34f87edb431aa4e14bb2ebbebebf22fe1fdeade7e8e5a0e4d4fe1"`
Oct 31 18:14:19.883 INFO blam! 641f30cbf9a34f87edb431aa4e14bb2ebbebebf22fe1fdeade7e8e5a0e4d4fe1
