Oct 12 22:33:27.829 INFO checking dlin94/CSAPP-Rust against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 22:33:27.829 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 12 22:33:28.145 INFO blam! 8458a963b886ae9cd9089813a4502666b67519690b803cbbcc81ddf289b6aebc
Oct 12 22:33:28.147 INFO running `"docker" "start" "-a" "8458a963b886ae9cd9089813a4502666b67519690b803cbbcc81ddf289b6aebc"`
Oct 12 22:33:28.766 INFO kablam! usermod: no changes
Oct 12 22:33:28.792 INFO kablam!     Checking csapp v0.1.0 (/source)
Oct 12 22:33:29.154 INFO kablam! warning: function is never used: `unsigned_decrement_infinite_loop`
Oct 12 22:33:29.154 INFO kablam!   --> src/ch2/overflow.rs:17:1
Oct 12 22:33:29.155 INFO kablam!    |
Oct 12 22:33:29.155 INFO kablam! 17 | pub fn unsigned_decrement_infinite_loop() {
Oct 12 22:33:29.155 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.155 INFO kablam!    |
Oct 12 22:33:29.155 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 22:33:29.155 INFO kablam! 
Oct 12 22:33:29.155 INFO kablam! warning: function is never used: `uadd_ok`
Oct 12 22:33:29.155 INFO kablam!   --> src/ch2/overflow.rs:34:1
Oct 12 22:33:29.155 INFO kablam!    |
Oct 12 22:33:29.155 INFO kablam! 34 | pub fn uadd_ok(x: u32, y: u32) -> bool {
Oct 12 22:33:29.155 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.155 INFO kablam! 
Oct 12 22:33:29.155 INFO kablam! warning: function is never used: `tadd_ok`
Oct 12 22:33:29.155 INFO kablam!   --> src/ch2/overflow.rs:47:1
Oct 12 22:33:29.155 INFO kablam!    |
Oct 12 22:33:29.155 INFO kablam! 47 | pub fn tadd_ok(x: i32, y: i32) -> bool {
Oct 12 22:33:29.155 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.155 INFO kablam! 
Oct 12 22:33:29.155 INFO kablam! warning: function is never used: `tsub_ok`
Oct 12 22:33:29.155 INFO kablam!   --> src/ch2/overflow.rs:66:1
Oct 12 22:33:29.155 INFO kablam!    |
Oct 12 22:33:29.155 INFO kablam! 66 | pub fn tsub_ok(x: i32, y: i32) -> bool {
Oct 12 22:33:29.155 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.155 INFO kablam! 
Oct 12 22:33:29.155 INFO kablam! warning: function is never used: `tmult_ok`
Oct 12 22:33:29.155 INFO kablam!   --> src/ch2/overflow.rs:85:1
Oct 12 22:33:29.155 INFO kablam!    |
Oct 12 22:33:29.155 INFO kablam! 85 | pub fn tmult_ok(x: i32, y: i32) -> bool {
Oct 12 22:33:29.155 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.155 INFO kablam! 
Oct 12 22:33:29.155 INFO kablam! warning: function is never used: `tmult_ok_using_64_bit`
Oct 12 22:33:29.155 INFO kablam!    --> src/ch2/overflow.rs:102:1
Oct 12 22:33:29.155 INFO kablam!     |
Oct 12 22:33:29.155 INFO kablam! 102 | pub fn tmult_ok_using_64_bit(x: i32, y: i32) -> bool {
Oct 12 22:33:29.155 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.155 INFO kablam! 
Oct 12 22:33:29.155 INFO kablam! warning: function is never used: `odd_ones`
Oct 12 22:33:29.155 INFO kablam!   --> src/ch2/bit_mask.rs:20:1
Oct 12 22:33:29.155 INFO kablam!    |
Oct 12 22:33:29.155 INFO kablam! 20 | pub fn odd_ones(x: u32) -> u32 {
Oct 12 22:33:29.155 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.155 INFO kablam! 
Oct 12 22:33:29.155 INFO kablam! warning: function is never used: `leftmost_one`
Oct 12 22:33:29.155 INFO kablam!   --> src/ch2/bit_mask.rs:55:1
Oct 12 22:33:29.155 INFO kablam!    |
Oct 12 22:33:29.155 INFO kablam! 55 | pub fn leftmost_one(x: u32) -> u32 {
Oct 12 22:33:29.155 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.155 INFO kablam! 
Oct 12 22:33:29.155 INFO kablam! warning: function is never used: `rotate_left`
Oct 12 22:33:29.155 INFO kablam!   --> src/ch2/bit_mask.rs:82:1
Oct 12 22:33:29.155 INFO kablam!    |
Oct 12 22:33:29.155 INFO kablam! 82 | pub fn rotate_left(x: u32, n: i32) -> u32 {
Oct 12 22:33:29.155 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.155 INFO kablam! 
Oct 12 22:33:29.155 INFO kablam! warning: comparison is useless due to type limits
Oct 12 22:33:29.155 INFO kablam!   --> src/ch2/overflow.rs:20:11
Oct 12 22:33:29.155 INFO kablam!    |
Oct 12 22:33:29.155 INFO kablam! 20 |     while i >= 0 { // Infinite loop!
Oct 12 22:33:29.155 INFO kablam!    |           ^^^^^^
Oct 12 22:33:29.155 INFO kablam!    |
Oct 12 22:33:29.155 INFO kablam!    = note: #[warn(unused_comparisons)] on by default
Oct 12 22:33:29.155 INFO kablam! 
Oct 12 22:33:29.227 INFO kablam! warning: function is never used: `unsigned_decrement_infinite_loop`
Oct 12 22:33:29.227 INFO kablam!   --> src/ch2/overflow.rs:17:1
Oct 12 22:33:29.227 INFO kablam!    |
Oct 12 22:33:29.228 INFO kablam! 17 | pub fn unsigned_decrement_infinite_loop() {
Oct 12 22:33:29.228 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.228 INFO kablam!    |
Oct 12 22:33:29.228 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 22:33:29.228 INFO kablam! 
Oct 12 22:33:29.228 INFO kablam! warning: function is never used: `uadd_ok`
Oct 12 22:33:29.229 INFO kablam!   --> src/ch2/overflow.rs:34:1
Oct 12 22:33:29.229 INFO kablam!    |
Oct 12 22:33:29.229 INFO kablam! 34 | pub fn uadd_ok(x: u32, y: u32) -> bool {
Oct 12 22:33:29.229 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.229 INFO kablam! 
Oct 12 22:33:29.229 INFO kablam! warning: function is never used: `tadd_ok`
Oct 12 22:33:29.229 INFO kablam!   --> src/ch2/overflow.rs:47:1
Oct 12 22:33:29.230 INFO kablam!    |
Oct 12 22:33:29.230 INFO kablam! 47 | pub fn tadd_ok(x: i32, y: i32) -> bool {
Oct 12 22:33:29.230 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.230 INFO kablam! 
Oct 12 22:33:29.230 INFO kablam! warning: function is never used: `tsub_ok`
Oct 12 22:33:29.230 INFO kablam!   --> src/ch2/overflow.rs:66:1
Oct 12 22:33:29.231 INFO kablam!    |
Oct 12 22:33:29.231 INFO kablam! 66 | pub fn tsub_ok(x: i32, y: i32) -> bool {
Oct 12 22:33:29.231 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.231 INFO kablam! 
Oct 12 22:33:29.231 INFO kablam! warning: function is never used: `tmult_ok`
Oct 12 22:33:29.231 INFO kablam!   --> src/ch2/overflow.rs:85:1
Oct 12 22:33:29.232 INFO kablam!    |
Oct 12 22:33:29.232 INFO kablam! 85 | pub fn tmult_ok(x: i32, y: i32) -> bool {
Oct 12 22:33:29.232 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.232 INFO kablam! 
Oct 12 22:33:29.232 INFO kablam! warning: function is never used: `tmult_ok_using_64_bit`
Oct 12 22:33:29.232 INFO kablam!    --> src/ch2/overflow.rs:102:1
Oct 12 22:33:29.233 INFO kablam!     |
Oct 12 22:33:29.233 INFO kablam! 102 | pub fn tmult_ok_using_64_bit(x: i32, y: i32) -> bool {
Oct 12 22:33:29.233 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.233 INFO kablam! 
Oct 12 22:33:29.233 INFO kablam! warning: function is never used: `odd_ones`
Oct 12 22:33:29.233 INFO kablam!   --> src/ch2/bit_mask.rs:20:1
Oct 12 22:33:29.234 INFO kablam!    |
Oct 12 22:33:29.234 INFO kablam! 20 | pub fn odd_ones(x: u32) -> u32 {
Oct 12 22:33:29.234 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.234 INFO kablam! 
Oct 12 22:33:29.234 INFO kablam! warning: function is never used: `leftmost_one`
Oct 12 22:33:29.234 INFO kablam!   --> src/ch2/bit_mask.rs:55:1
Oct 12 22:33:29.235 INFO kablam!    |
Oct 12 22:33:29.235 INFO kablam! 55 | pub fn leftmost_one(x: u32) -> u32 {
Oct 12 22:33:29.235 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.235 INFO kablam! 
Oct 12 22:33:29.235 INFO kablam! warning: function is never used: `rotate_left`
Oct 12 22:33:29.235 INFO kablam!   --> src/ch2/bit_mask.rs:82:1
Oct 12 22:33:29.236 INFO kablam!    |
Oct 12 22:33:29.236 INFO kablam! 82 | pub fn rotate_left(x: u32, n: i32) -> u32 {
Oct 12 22:33:29.236 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:33:29.236 INFO kablam! 
Oct 12 22:33:29.236 INFO kablam! warning: comparison is useless due to type limits
Oct 12 22:33:29.236 INFO kablam!   --> src/ch2/overflow.rs:20:11
Oct 12 22:33:29.237 INFO kablam!    |
Oct 12 22:33:29.237 INFO kablam! 20 |     while i >= 0 { // Infinite loop!
Oct 12 22:33:29.237 INFO kablam!    |           ^^^^^^
Oct 12 22:33:29.237 INFO kablam!    |
Oct 12 22:33:29.237 INFO kablam!    = note: #[warn(unused_comparisons)] on by default
Oct 12 22:33:29.237 INFO kablam! 
Oct 12 22:33:29.238 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
Oct 12 22:33:29.240 INFO kablam! su: No module specific data is present
Oct 12 22:33:29.486 INFO running `"docker" "rm" "-f" "8458a963b886ae9cd9089813a4502666b67519690b803cbbcc81ddf289b6aebc"`
Oct 12 22:33:29.576 INFO blam! 8458a963b886ae9cd9089813a4502666b67519690b803cbbcc81ddf289b6aebc