Dec 06 01:30:46.209 INFO testing dlin94/CSAPP-Rust against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 01:30:46.209 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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"`
Dec 06 01:30:46.576 INFO [stdout] d585298a3972330ed602cf0ff61958a87685134feec08a005f68d8dbe56de79b
Dec 06 01:30:46.578 INFO running `"docker" "start" "-a" "d585298a3972330ed602cf0ff61958a87685134feec08a005f68d8dbe56de79b"`
Dec 06 01:30:47.401 INFO [stderr] usermod: no changes
Dec 06 01:30:47.427 INFO [stderr]    Compiling csapp v0.1.0 (/source)
Dec 06 01:30:47.676 INFO [stderr] warning: function is never used: `unsigned_decrement_infinite_loop`
Dec 06 01:30:47.676 INFO [stderr]   --> src/ch2/overflow.rs:17:1
Dec 06 01:30:47.676 INFO [stderr]    |
Dec 06 01:30:47.676 INFO [stderr] 17 | pub fn unsigned_decrement_infinite_loop() {
Dec 06 01:30:47.676 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:47.676 INFO [stderr]    |
Dec 06 01:30:47.676 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 01:30:47.676 INFO [stderr] 
Dec 06 01:30:47.678 INFO [stderr] warning: function is never used: `uadd_ok`
Dec 06 01:30:47.678 INFO [stderr]   --> src/ch2/overflow.rs:34:1
Dec 06 01:30:47.678 INFO [stderr]    |
Dec 06 01:30:47.678 INFO [stderr] 34 | pub fn uadd_ok(x: u32, y: u32) -> bool {
Dec 06 01:30:47.678 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:47.678 INFO [stderr] 
Dec 06 01:30:47.678 INFO [stderr] warning: function is never used: `tadd_ok`
Dec 06 01:30:47.678 INFO [stderr]   --> src/ch2/overflow.rs:47:1
Dec 06 01:30:47.678 INFO [stderr]    |
Dec 06 01:30:47.678 INFO [stderr] 47 | pub fn tadd_ok(x: i32, y: i32) -> bool {
Dec 06 01:30:47.678 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:47.678 INFO [stderr] 
Dec 06 01:30:47.678 INFO [stderr] warning: function is never used: `tsub_ok`
Dec 06 01:30:47.678 INFO [stderr]   --> src/ch2/overflow.rs:66:1
Dec 06 01:30:47.678 INFO [stderr]    |
Dec 06 01:30:47.678 INFO [stderr] 66 | pub fn tsub_ok(x: i32, y: i32) -> bool {
Dec 06 01:30:47.678 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:47.678 INFO [stderr] 
Dec 06 01:30:47.678 INFO [stderr] warning: function is never used: `tmult_ok`
Dec 06 01:30:47.678 INFO [stderr]   --> src/ch2/overflow.rs:85:1
Dec 06 01:30:47.678 INFO [stderr]    |
Dec 06 01:30:47.678 INFO [stderr] 85 | pub fn tmult_ok(x: i32, y: i32) -> bool {
Dec 06 01:30:47.678 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:47.678 INFO [stderr] 
Dec 06 01:30:47.678 INFO [stderr] warning: function is never used: `tmult_ok_using_64_bit`
Dec 06 01:30:47.678 INFO [stderr]    --> src/ch2/overflow.rs:102:1
Dec 06 01:30:47.678 INFO [stderr]     |
Dec 06 01:30:47.678 INFO [stderr] 102 | pub fn tmult_ok_using_64_bit(x: i32, y: i32) -> bool {
Dec 06 01:30:47.678 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:47.678 INFO [stderr] 
Dec 06 01:30:47.678 INFO [stderr] warning: function is never used: `odd_ones`
Dec 06 01:30:47.678 INFO [stderr]   --> src/ch2/bit_mask.rs:20:1
Dec 06 01:30:47.678 INFO [stderr]    |
Dec 06 01:30:47.678 INFO [stderr] 20 | pub fn odd_ones(x: u32) -> u32 {
Dec 06 01:30:47.678 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:47.678 INFO [stderr] 
Dec 06 01:30:47.678 INFO [stderr] warning: function is never used: `leftmost_one`
Dec 06 01:30:47.678 INFO [stderr]   --> src/ch2/bit_mask.rs:55:1
Dec 06 01:30:47.678 INFO [stderr]    |
Dec 06 01:30:47.678 INFO [stderr] 55 | pub fn leftmost_one(x: u32) -> u32 {
Dec 06 01:30:47.678 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:47.678 INFO [stderr] 
Dec 06 01:30:47.678 INFO [stderr] warning: function is never used: `rotate_left`
Dec 06 01:30:47.678 INFO [stderr]   --> src/ch2/bit_mask.rs:82:1
Dec 06 01:30:47.678 INFO [stderr]    |
Dec 06 01:30:47.678 INFO [stderr] 82 | pub fn rotate_left(x: u32, n: i32) -> u32 {
Dec 06 01:30:47.678 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:47.678 INFO [stderr] 
Dec 06 01:30:47.678 INFO [stderr] warning: comparison is useless due to type limits
Dec 06 01:30:47.678 INFO [stderr]   --> src/ch2/overflow.rs:20:11
Dec 06 01:30:47.678 INFO [stderr]    |
Dec 06 01:30:47.678 INFO [stderr] 20 |     while i >= 0 { // Infinite loop!
Dec 06 01:30:47.678 INFO [stderr]    |           ^^^^^^
Dec 06 01:30:47.678 INFO [stderr]    |
Dec 06 01:30:47.678 INFO [stderr]    = note: #[warn(unused_comparisons)] on by default
Dec 06 01:30:47.678 INFO [stderr] 
Dec 06 01:30:47.829 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
Dec 06 01:30:47.831 INFO [stderr] su: No module specific data is present
Dec 06 01:30:48.074 INFO running `"docker" "inspect" "d585298a3972330ed602cf0ff61958a87685134feec08a005f68d8dbe56de79b"`
Dec 06 01:30:48.153 INFO running `"docker" "rm" "-f" "d585298a3972330ed602cf0ff61958a87685134feec08a005f68d8dbe56de79b"`
Dec 06 01:30:48.248 INFO [stdout] d585298a3972330ed602cf0ff61958a87685134feec08a005f68d8dbe56de79b
Dec 06 01:30:48.252 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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"`
Dec 06 01:30:48.432 INFO [stdout] 76d7324470b947580346ddf5b09e253a983a36672bb5dea002e23558050dea90
Dec 06 01:30:48.434 INFO running `"docker" "start" "-a" "76d7324470b947580346ddf5b09e253a983a36672bb5dea002e23558050dea90"`
Dec 06 01:30:48.777 INFO [stderr] usermod: no changes
Dec 06 01:30:48.802 INFO [stderr]    Compiling csapp v0.1.0 (/source)
Dec 06 01:30:49.111 INFO [stderr] warning: function is never used: `unsigned_decrement_infinite_loop`
Dec 06 01:30:49.111 INFO [stderr]   --> src/ch2/overflow.rs:17:1
Dec 06 01:30:49.111 INFO [stderr]    |
Dec 06 01:30:49.111 INFO [stderr] 17 | pub fn unsigned_decrement_infinite_loop() {
Dec 06 01:30:49.111 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:49.111 INFO [stderr]    |
Dec 06 01:30:49.111 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 01:30:49.111 INFO [stderr] 
Dec 06 01:30:49.111 INFO [stderr] warning: function is never used: `uadd_ok`
Dec 06 01:30:49.111 INFO [stderr]   --> src/ch2/overflow.rs:34:1
Dec 06 01:30:49.111 INFO [stderr]    |
Dec 06 01:30:49.111 INFO [stderr] 34 | pub fn uadd_ok(x: u32, y: u32) -> bool {
Dec 06 01:30:49.111 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:49.111 INFO [stderr] 
Dec 06 01:30:49.111 INFO [stderr] warning: function is never used: `tadd_ok`
Dec 06 01:30:49.111 INFO [stderr]   --> src/ch2/overflow.rs:47:1
Dec 06 01:30:49.111 INFO [stderr]    |
Dec 06 01:30:49.111 INFO [stderr] 47 | pub fn tadd_ok(x: i32, y: i32) -> bool {
Dec 06 01:30:49.111 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:49.111 INFO [stderr] 
Dec 06 01:30:49.111 INFO [stderr] warning: function is never used: `tsub_ok`
Dec 06 01:30:49.111 INFO [stderr]   --> src/ch2/overflow.rs:66:1
Dec 06 01:30:49.111 INFO [stderr]    |
Dec 06 01:30:49.111 INFO [stderr] 66 | pub fn tsub_ok(x: i32, y: i32) -> bool {
Dec 06 01:30:49.111 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:49.111 INFO [stderr] 
Dec 06 01:30:49.111 INFO [stderr] warning: function is never used: `tmult_ok`
Dec 06 01:30:49.112 INFO [stderr]   --> src/ch2/overflow.rs:85:1
Dec 06 01:30:49.112 INFO [stderr]    |
Dec 06 01:30:49.112 INFO [stderr] 85 | pub fn tmult_ok(x: i32, y: i32) -> bool {
Dec 06 01:30:49.112 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:49.112 INFO [stderr] 
Dec 06 01:30:49.112 INFO [stderr] warning: function is never used: `tmult_ok_using_64_bit`
Dec 06 01:30:49.112 INFO [stderr]    --> src/ch2/overflow.rs:102:1
Dec 06 01:30:49.112 INFO [stderr]     |
Dec 06 01:30:49.112 INFO [stderr] 102 | pub fn tmult_ok_using_64_bit(x: i32, y: i32) -> bool {
Dec 06 01:30:49.112 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:49.112 INFO [stderr] 
Dec 06 01:30:49.112 INFO [stderr] warning: function is never used: `odd_ones`
Dec 06 01:30:49.112 INFO [stderr]   --> src/ch2/bit_mask.rs:20:1
Dec 06 01:30:49.112 INFO [stderr]    |
Dec 06 01:30:49.112 INFO [stderr] 20 | pub fn odd_ones(x: u32) -> u32 {
Dec 06 01:30:49.112 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:49.112 INFO [stderr] 
Dec 06 01:30:49.112 INFO [stderr] warning: function is never used: `leftmost_one`
Dec 06 01:30:49.112 INFO [stderr]   --> src/ch2/bit_mask.rs:55:1
Dec 06 01:30:49.112 INFO [stderr]    |
Dec 06 01:30:49.112 INFO [stderr] 55 | pub fn leftmost_one(x: u32) -> u32 {
Dec 06 01:30:49.112 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:49.112 INFO [stderr] 
Dec 06 01:30:49.112 INFO [stderr] warning: function is never used: `rotate_left`
Dec 06 01:30:49.112 INFO [stderr]   --> src/ch2/bit_mask.rs:82:1
Dec 06 01:30:49.112 INFO [stderr]    |
Dec 06 01:30:49.112 INFO [stderr] 82 | pub fn rotate_left(x: u32, n: i32) -> u32 {
Dec 06 01:30:49.112 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 01:30:49.112 INFO [stderr] 
Dec 06 01:30:49.112 INFO [stderr] warning: comparison is useless due to type limits
Dec 06 01:30:49.112 INFO [stderr]   --> src/ch2/overflow.rs:20:11
Dec 06 01:30:49.112 INFO [stderr]    |
Dec 06 01:30:49.112 INFO [stderr] 20 |     while i >= 0 { // Infinite loop!
Dec 06 01:30:49.112 INFO [stderr]    |           ^^^^^^
Dec 06 01:30:49.112 INFO [stderr]    |
Dec 06 01:30:49.112 INFO [stderr]    = note: #[warn(unused_comparisons)] on by default
Dec 06 01:30:49.112 INFO [stderr] 
Dec 06 01:30:49.314 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
Dec 06 01:30:49.320 INFO [stderr] su: No module specific data is present
Dec 06 01:30:49.611 INFO running `"docker" "inspect" "76d7324470b947580346ddf5b09e253a983a36672bb5dea002e23558050dea90"`
Dec 06 01:30:49.717 INFO running `"docker" "rm" "-f" "76d7324470b947580346ddf5b09e253a983a36672bb5dea002e23558050dea90"`
Dec 06 01:30:49.846 INFO [stdout] 76d7324470b947580346ddf5b09e253a983a36672bb5dea002e23558050dea90
Dec 06 01:30:49.850 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-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"`
Dec 06 01:30:50.100 INFO [stdout] 6a3334fa46317c4e6399829a36674fb0a0de60a1bacd75604e0c8d1264b97654
Dec 06 01:30:50.102 INFO running `"docker" "start" "-a" "6a3334fa46317c4e6399829a36674fb0a0de60a1bacd75604e0c8d1264b97654"`
Dec 06 01:30:50.668 INFO [stderr] usermod: no changes
Dec 06 01:30:50.694 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 01:30:50.694 INFO [stderr]      Running /target/debug/deps/csapp-f115a67d8c257640
Dec 06 01:30:50.696 INFO [stdout] 
Dec 06 01:30:50.696 INFO [stdout] running 0 tests
Dec 06 01:30:50.696 INFO [stdout] 
Dec 06 01:30:50.696 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 01:30:50.696 INFO [stdout] 
Dec 06 01:30:50.697 INFO [stderr] su: No module specific data is present
Dec 06 01:30:50.997 INFO running `"docker" "inspect" "6a3334fa46317c4e6399829a36674fb0a0de60a1bacd75604e0c8d1264b97654"`
Dec 06 01:30:51.126 INFO running `"docker" "rm" "-f" "6a3334fa46317c4e6399829a36674fb0a0de60a1bacd75604e0c8d1264b97654"`
Dec 06 01:30:51.300 INFO [stdout] 6a3334fa46317c4e6399829a36674fb0a0de60a1bacd75604e0c8d1264b97654