Dec 02 04:53:23.394 INFO testing Noah-Kennedy/rust_ack against 1.30.1 for beta-1.31-5
Dec 02 04:53:23.394 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/1.30.1:/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 +1.30.1 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"`
Dec 02 04:53:23.871 INFO [stdout] 788af69675284df2d40b9be0281521af04d0926b7e97981722c1f408c41e3c61
Dec 02 04:53:23.873 INFO running `"docker" "start" "-a" "788af69675284df2d40b9be0281521af04d0926b7e97981722c1f408c41e3c61"`
Dec 02 04:53:25.511 INFO [stderr] usermod: no changes
Dec 02 04:53:25.595 INFO [stderr]    Compiling rust_ack v0.1.0 (/source)
Dec 02 04:53:26.072 INFO [stderr] warning: unused import: `std::time::Instant`
Dec 02 04:53:26.072 INFO [stderr]  --> src/main.rs:1:5
Dec 02 04:53:26.072 INFO [stderr]   |
Dec 02 04:53:26.072 INFO [stderr] 1 | use std::time::Instant;
Dec 02 04:53:26.073 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 02 04:53:26.073 INFO [stderr]   |
Dec 02 04:53:26.073 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 02 04:53:26.073 INFO [stderr] 
Dec 02 04:53:26.073 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 02 04:53:26.073 INFO [stderr]  --> src/main.rs:2:5
Dec 02 04:53:26.073 INFO [stderr]   |
Dec 02 04:53:26.073 INFO [stderr] 2 | use std::collections::HashMap;
Dec 02 04:53:26.073 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 04:53:26.073 INFO [stderr] 
Dec 02 04:53:26.119 INFO [stderr] warning: unused variable: `i`
Dec 02 04:53:26.119 INFO [stderr]  --> src/ackermann_implementations/hyper_ack.rs:9:17
Dec 02 04:53:26.120 INFO [stderr]   |
Dec 02 04:53:26.120 INFO [stderr] 9 |             for i in 1..b {
Dec 02 04:53:26.120 INFO [stderr]   |                 ^ help: consider using `_i` instead
Dec 02 04:53:26.121 INFO [stderr]   |
Dec 02 04:53:26.121 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 02 04:53:26.121 INFO [stderr] 
Dec 02 04:53:26.121 INFO [stderr] warning: unused variable: `sample_size`
Dec 02 04:53:26.121 INFO [stderr]  --> src/main.rs:8:9
Dec 02 04:53:26.121 INFO [stderr]   |
Dec 02 04:53:26.121 INFO [stderr] 8 |     let sample_size = 1000;
Dec 02 04:53:26.121 INFO [stderr]   |         ^^^^^^^^^^^ help: consider using `_sample_size` instead
Dec 02 04:53:26.121 INFO [stderr] 
Dec 02 04:53:26.121 INFO [stderr] warning: unused variable: `m`
Dec 02 04:53:26.121 INFO [stderr]  --> src/main.rs:9:9
Dec 02 04:53:26.122 INFO [stderr]   |
Dec 02 04:53:26.122 INFO [stderr] 9 |     let m = 3;
Dec 02 04:53:26.122 INFO [stderr]   |         ^ help: consider using `_m` instead
Dec 02 04:53:26.122 INFO [stderr] 
Dec 02 04:53:26.122 INFO [stderr] warning: unused variable: `n`
Dec 02 04:53:26.122 INFO [stderr]   --> src/main.rs:10:9
Dec 02 04:53:26.122 INFO [stderr]    |
Dec 02 04:53:26.122 INFO [stderr] 10 |     let n = 8;
Dec 02 04:53:26.122 INFO [stderr]    |         ^ help: consider using `_n` instead
Dec 02 04:53:26.122 INFO [stderr] 
Dec 02 04:53:26.124 INFO [stderr] warning: unused variable: `printing`
Dec 02 04:53:26.124 INFO [stderr]   --> src/main.rs:11:9
Dec 02 04:53:26.124 INFO [stderr]    |
Dec 02 04:53:26.124 INFO [stderr] 11 |     let printing = false;
Dec 02 04:53:26.124 INFO [stderr]    |         ^^^^^^^^ help: consider using `_printing` instead
Dec 02 04:53:26.124 INFO [stderr] 
Dec 02 04:53:26.133 INFO [stderr] warning: function is never used: `benchmark_ack`
Dec 02 04:53:26.133 INFO [stderr]   --> src/benchmarking/mod.rs:3:1
Dec 02 04:53:26.133 INFO [stderr]    |
Dec 02 04:53:26.133 INFO [stderr] 3  | / pub fn benchmark_ack(fun: fn(u64, u64) -> u64, name: &str, sample_size: u64, m: u64, n: u64,
Dec 02 04:53:26.133 INFO [stderr] 4  | |                  printing: bool) {
Dec 02 04:53:26.133 INFO [stderr] 5  | |     let mut total: f64 = 0.0;
Dec 02 04:53:26.133 INFO [stderr] 6  | |     for i in 0..sample_size {
Dec 02 04:53:26.133 INFO [stderr] ...  |
Dec 02 04:53:26.133 INFO [stderr] 29 | |     println!("{}({}, {}):\nSample Size:\t{}\nAverage Time:\t{}", name, m, n, sample_size, average);
Dec 02 04:53:26.133 INFO [stderr] 30 | | }
Dec 02 04:53:26.133 INFO [stderr]    | |_^
Dec 02 04:53:26.139 INFO [stderr]    |
Dec 02 04:53:26.139 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 02 04:53:26.139 INFO [stderr] 
Dec 02 04:53:26.139 INFO [stderr] warning: function is never used: `basic_ack`
Dec 02 04:53:26.139 INFO [stderr]  --> src/ackermann_implementations/basic_ack.rs:1:1
Dec 02 04:53:26.139 INFO [stderr]   |
Dec 02 04:53:26.139 INFO [stderr] 1 | pub fn basic_ack(m: u64, n: u64) -> u64 {
Dec 02 04:53:26.139 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 04:53:26.139 INFO [stderr] 
Dec 02 04:53:26.566 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Dec 02 04:53:26.571 INFO [stderr] su: No module specific data is present
Dec 02 04:53:27.432 INFO running `"docker" "inspect" "788af69675284df2d40b9be0281521af04d0926b7e97981722c1f408c41e3c61"`
Dec 02 04:53:27.731 INFO running `"docker" "rm" "-f" "788af69675284df2d40b9be0281521af04d0926b7e97981722c1f408c41e3c61"`
Dec 02 04:53:28.031 INFO [stdout] 788af69675284df2d40b9be0281521af04d0926b7e97981722c1f408c41e3c61
Dec 02 04:53:28.039 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/1.30.1:/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 +1.30.1 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"`
Dec 02 04:53:28.491 INFO [stdout] 93f3851f3f811dd24752fb27e7ea62a143ac00d39bb0bd7c1851425bcee4ba4e
Dec 02 04:53:28.499 INFO running `"docker" "start" "-a" "93f3851f3f811dd24752fb27e7ea62a143ac00d39bb0bd7c1851425bcee4ba4e"`
Dec 02 04:53:29.859 INFO [stderr] usermod: no changes
Dec 02 04:53:29.951 INFO [stderr]    Compiling rust_ack v0.1.0 (/source)
Dec 02 04:53:30.547 INFO [stderr] warning: unused import: `std::time::Instant`
Dec 02 04:53:30.547 INFO [stderr]  --> src/main.rs:1:5
Dec 02 04:53:30.547 INFO [stderr]   |
Dec 02 04:53:30.547 INFO [stderr] 1 | use std::time::Instant;
Dec 02 04:53:30.547 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 02 04:53:30.547 INFO [stderr]   |
Dec 02 04:53:30.547 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 02 04:53:30.547 INFO [stderr] 
Dec 02 04:53:30.547 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 02 04:53:30.547 INFO [stderr]  --> src/main.rs:2:5
Dec 02 04:53:30.547 INFO [stderr]   |
Dec 02 04:53:30.547 INFO [stderr] 2 | use std::collections::HashMap;
Dec 02 04:53:30.547 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 04:53:30.547 INFO [stderr] 
Dec 02 04:53:30.683 INFO [stderr] warning: unused variable: `i`
Dec 02 04:53:30.683 INFO [stderr]  --> src/ackermann_implementations/hyper_ack.rs:9:17
Dec 02 04:53:30.683 INFO [stderr]   |
Dec 02 04:53:30.683 INFO [stderr] 9 |             for i in 1..b {
Dec 02 04:53:30.683 INFO [stderr]   |                 ^ help: consider using `_i` instead
Dec 02 04:53:30.683 INFO [stderr]   |
Dec 02 04:53:30.683 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 02 04:53:30.683 INFO [stderr] 
Dec 02 04:53:30.683 INFO [stderr] warning: unused variable: `sample_size`
Dec 02 04:53:30.683 INFO [stderr]  --> src/main.rs:8:9
Dec 02 04:53:30.683 INFO [stderr]   |
Dec 02 04:53:30.683 INFO [stderr] 8 |     let sample_size = 1000;
Dec 02 04:53:30.683 INFO [stderr]   |         ^^^^^^^^^^^ help: consider using `_sample_size` instead
Dec 02 04:53:30.683 INFO [stderr] 
Dec 02 04:53:30.683 INFO [stderr] warning: unused variable: `m`
Dec 02 04:53:30.683 INFO [stderr]  --> src/main.rs:9:9
Dec 02 04:53:30.683 INFO [stderr]   |
Dec 02 04:53:30.683 INFO [stderr] 9 |     let m = 3;
Dec 02 04:53:30.683 INFO [stderr]   |         ^ help: consider using `_m` instead
Dec 02 04:53:30.683 INFO [stderr] 
Dec 02 04:53:30.683 INFO [stderr] warning: unused variable: `n`
Dec 02 04:53:30.683 INFO [stderr]   --> src/main.rs:10:9
Dec 02 04:53:30.683 INFO [stderr]    |
Dec 02 04:53:30.683 INFO [stderr] 10 |     let n = 8;
Dec 02 04:53:30.683 INFO [stderr]    |         ^ help: consider using `_n` instead
Dec 02 04:53:30.683 INFO [stderr] 
Dec 02 04:53:30.683 INFO [stderr] warning: unused variable: `printing`
Dec 02 04:53:30.683 INFO [stderr]   --> src/main.rs:11:9
Dec 02 04:53:30.683 INFO [stderr]    |
Dec 02 04:53:30.683 INFO [stderr] 11 |     let printing = false;
Dec 02 04:53:30.683 INFO [stderr]    |         ^^^^^^^^ help: consider using `_printing` instead
Dec 02 04:53:30.683 INFO [stderr] 
Dec 02 04:53:30.724 INFO [stderr] warning: function is never used: `benchmark_ack`
Dec 02 04:53:30.724 INFO [stderr]   --> src/benchmarking/mod.rs:3:1
Dec 02 04:53:30.724 INFO [stderr]    |
Dec 02 04:53:30.724 INFO [stderr] 3  | / pub fn benchmark_ack(fun: fn(u64, u64) -> u64, name: &str, sample_size: u64, m: u64, n: u64,
Dec 02 04:53:30.724 INFO [stderr] 4  | |                  printing: bool) {
Dec 02 04:53:30.724 INFO [stderr] 5  | |     let mut total: f64 = 0.0;
Dec 02 04:53:30.724 INFO [stderr] 6  | |     for i in 0..sample_size {
Dec 02 04:53:30.724 INFO [stderr] ...  |
Dec 02 04:53:30.724 INFO [stderr] 29 | |     println!("{}({}, {}):\nSample Size:\t{}\nAverage Time:\t{}", name, m, n, sample_size, average);
Dec 02 04:53:30.724 INFO [stderr] 30 | | }
Dec 02 04:53:30.724 INFO [stderr]    | |_^
Dec 02 04:53:30.724 INFO [stderr]    |
Dec 02 04:53:30.724 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 02 04:53:30.724 INFO [stderr] 
Dec 02 04:53:30.724 INFO [stderr] warning: function is never used: `basic_ack`
Dec 02 04:53:30.724 INFO [stderr]  --> src/ackermann_implementations/basic_ack.rs:1:1
Dec 02 04:53:30.724 INFO [stderr]   |
Dec 02 04:53:30.724 INFO [stderr] 1 | pub fn basic_ack(m: u64, n: u64) -> u64 {
Dec 02 04:53:30.724 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 04:53:30.724 INFO [stderr] 
Dec 02 04:53:31.437 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
Dec 02 04:53:31.439 INFO [stderr] su: No module specific data is present
Dec 02 04:53:32.155 INFO running `"docker" "inspect" "93f3851f3f811dd24752fb27e7ea62a143ac00d39bb0bd7c1851425bcee4ba4e"`
Dec 02 04:53:32.517 INFO running `"docker" "rm" "-f" "93f3851f3f811dd24752fb27e7ea62a143ac00d39bb0bd7c1851425bcee4ba4e"`
Dec 02 04:53:32.839 INFO [stdout] 93f3851f3f811dd24752fb27e7ea62a143ac00d39bb0bd7c1851425bcee4ba4e
Dec 02 04:53:32.841 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/1.30.1:/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 +1.30.1 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"`
Dec 02 04:53:33.340 INFO [stdout] ab35223e85e04f79199c8622b59dd13cc96638c7ac656f3dc4c5e7d5238ba9a7
Dec 02 04:53:33.342 INFO running `"docker" "start" "-a" "ab35223e85e04f79199c8622b59dd13cc96638c7ac656f3dc4c5e7d5238ba9a7"`
Dec 02 04:53:34.595 INFO [stderr] usermod: no changes
Dec 02 04:53:34.663 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 02 04:53:34.663 INFO [stderr]      Running /target/debug/deps/rust_ack-dcedb1ef407f52a5
Dec 02 04:53:34.671 INFO [stdout] 
Dec 02 04:53:34.671 INFO [stdout] running 10 tests
Dec 02 04:53:34.671 INFO [stdout] test ackermann_implementations::hyper_ack::hyperoperator_tests::test_incrementation ... ok
Dec 02 04:53:34.675 INFO [stdout] test ackermann_implementations::hyper_ack::hyperoperator_tests::test_addition ... ok
Dec 02 04:53:34.675 INFO [stdout] test ackermann_implementations::hyper_ack::hyper_ack_tests::test_m3 ... ok
Dec 02 04:53:34.675 INFO [stdout] test ackermann_implementations::hyper_ack::hyper_ack_tests::test_m2 ... ok
Dec 02 04:53:34.675 INFO [stdout] test ackermann_implementations::hyper_ack::hyper_ack_tests::test_m1 ... ok
Dec 02 04:53:34.675 INFO [stdout] test ackermann_implementations::hyper_ack::hyper_ack_tests::test_m0 ... ok
Dec 02 04:53:34.675 INFO [stdout] test ackermann_implementations::hyper_ack::hyperoperator_tests::test_multiplication ... ok
Dec 02 04:53:34.719 INFO [stdout] test ackermann_implementations::hyper_ack::hyper_ack_tests::test_m4 ... FAILED
Dec 02 04:53:34.719 INFO [stdout] test ackermann_implementations::hyper_ack::hyperoperator_tests::test_tetration ... FAILED
Dec 02 04:53:34.719 INFO [stdout] test ackermann_implementations::hyper_ack::hyperoperator_tests::test_exponentiation ... FAILED
Dec 02 04:53:34.719 INFO [stdout] 
Dec 02 04:53:34.719 INFO [stdout] failures:
Dec 02 04:53:34.719 INFO [stdout] 
Dec 02 04:53:34.719 INFO [stdout] ---- ackermann_implementations::hyper_ack::hyper_ack_tests::test_m4 stdout ----
Dec 02 04:53:34.719 INFO [stdout] thread 'ackermann_implementations::hyper_ack::hyper_ack_tests::test_m4' panicked at 'assertion failed: `(left == right)`
Dec 02 04:53:34.719 INFO [stdout]   left: `65533`,
Dec 02 04:53:34.719 INFO [stdout]  right: `253`', src/ackermann_implementations/hyper_ack.rs:119:9
Dec 02 04:53:34.719 INFO [stdout] stack backtrace:
Dec 02 04:53:34.719 INFO [stdout]    0:     0x55f8905ccd9e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h15749a98198ba25f
Dec 02 04:53:34.719 INFO [stdout]                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Dec 02 04:53:34.719 INFO [stdout]    1:     0x55f8905c0126 - std::sys_common::backtrace::print::h0ba65c811294dbf0
Dec 02 04:53:34.719 INFO [stdout]                                at libstd/sys_common/backtrace.rs:71
Dec 02 04:53:34.719 INFO [stdout]                                at libstd/sys_common/backtrace.rs:59
Dec 02 04:53:34.719 INFO [stdout]    2:     0x55f8905be54d - std::panicking::default_hook::{{closure}}::h42bb31757f0fee64
Dec 02 04:53:34.719 INFO [stdout]                                at libstd/panicking.rs:211
Dec 02 04:53:34.719 INFO [stdout]    3:     0x55f8905be25b - std::panicking::default_hook::hebc8848d7aa7dbd9
Dec 02 04:53:34.719 INFO [stdout]                                at libstd/panicking.rs:221
Dec 02 04:53:34.719 INFO [stdout]    4:     0x55f8905bebfc - std::panicking::rust_panic_with_hook::h86e619a638415243
Dec 02 04:53:34.719 INFO [stdout]                                at libstd/panicking.rs:477
Dec 02 04:53:34.719 INFO [stdout]    5:     0x55f8905be7b9 - std::panicking::continue_panic_fmt::h2d2d2bfb065a70b2
Dec 02 04:53:34.719 INFO [stdout]                                at libstd/panicking.rs:391
Dec 02 04:53:34.719 INFO [stdout]    6:     0x55f8905be71d - std::panicking::begin_panic_fmt::ha5097e2056ef3d5a
Dec 02 04:53:34.719 INFO [stdout]                                at libstd/panicking.rs:346
Dec 02 04:53:34.719 INFO [stdout]    7:     0x55f89057be83 - rust_ack::ackermann_implementations::hyper_ack::hyper_ack_tests::test_m4::h5c5d27bed1590675
Dec 02 04:53:34.720 INFO [stdout]                                at src/ackermann_implementations/hyper_ack.rs:119
Dec 02 04:53:34.720 INFO [stdout]    8:     0x55f89057bb59 - rust_ack::ackermann_implementations::hyper_ack::hyper_ack_tests::test_m4::{{closure}}::ha475e631a35a9042
Dec 02 04:53:34.720 INFO [stdout]                                at src/ackermann_implementations/hyper_ack.rs:117
Dec 02 04:53:34.720 INFO [stdout]    9:     0x55f89057c06d - core::ops::function::FnOnce::call_once::h7b565047e106cd82
Dec 02 04:53:34.720 INFO [stdout]                                at libcore/ops/function.rs:238
Dec 02 04:53:34.720 INFO [stdout]   10:     0x55f89057f12e - <F as alloc::boxed::FnBox<A>>::call_box::hbea525814fa423cc
Dec 02 04:53:34.720 INFO [stdout]                                at libtest/lib.rs:1461
Dec 02 04:53:34.720 INFO [stdout]                                at libcore/ops/function.rs:238
Dec 02 04:53:34.720 INFO [stdout]                                at liballoc/boxed.rs:646
Dec 02 04:53:34.720 INFO [stdout]   11:     0x55f8905dbc09 - __rust_maybe_catch_panic
Dec 02 04:53:34.720 INFO [stdout]                                at libpanic_unwind/lib.rs:103
Dec 02 04:53:34.720 INFO [stdout]   12:     0x55f89058aa8d - std::sys_common::backtrace::__rust_begin_short_backtrace::h0ff507d7422944d3
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panicking.rs:289
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panic.rs:392
Dec 02 04:53:34.720 INFO [stdout]                                at libtest/lib.rs:1416
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/sys_common/backtrace.rs:136
Dec 02 04:53:34.720 INFO [stdout]   13:     0x55f8905a30c4 - std::panicking::try::do_call::hba0bdcc3670471cc
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/thread/mod.rs:409
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panic.rs:313
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panicking.rs:310
Dec 02 04:53:34.720 INFO [stdout]   14:     0x55f8905dbc09 - __rust_maybe_catch_panic
Dec 02 04:53:34.720 INFO [stdout]                                at libpanic_unwind/lib.rs:103
Dec 02 04:53:34.720 INFO [stdout]   15:     0x55f890593996 - <F as alloc::boxed::FnBox<A>>::call_box::hdac52587b00591af
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panicking.rs:289
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panic.rs:392
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/thread/mod.rs:408
Dec 02 04:53:34.720 INFO [stdout]                                at liballoc/boxed.rs:646
Dec 02 04:53:34.720 INFO [stdout]   16:     0x55f8905ce6aa - std::sys_common::thread::start_thread::h75d887c7d2cc4479
Dec 02 04:53:34.720 INFO [stdout]                                at liballoc/boxed.rs:656
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/sys_common/thread.rs:24
Dec 02 04:53:34.720 INFO [stdout]   17:     0x55f8905bf365 - std::sys::unix::thread::Thread::new::thread_start::h8414caee632bf9ed
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/sys/unix/thread.rs:90
Dec 02 04:53:34.720 INFO [stdout]   18:     0x7f5a6aae86b9 - start_thread
Dec 02 04:53:34.720 INFO [stdout]   19:     0x7f5a6a60841c - clone
Dec 02 04:53:34.720 INFO [stdout]   20:                0x0 - <unknown>
Dec 02 04:53:34.720 INFO [stdout] 
Dec 02 04:53:34.720 INFO [stdout] ---- ackermann_implementations::hyper_ack::hyperoperator_tests::test_tetration stdout ----
Dec 02 04:53:34.720 INFO [stdout] thread 'ackermann_implementations::hyper_ack::hyperoperator_tests::test_tetration' panicked at 'assertion failed: `(left == right)`
Dec 02 04:53:34.720 INFO [stdout]   left: `1`,
Dec 02 04:53:34.720 INFO [stdout]  right: `2`', src/ackermann_implementations/hyper_ack.rs:77:9
Dec 02 04:53:34.720 INFO [stdout] stack backtrace:
Dec 02 04:53:34.720 INFO [stdout]    0:     0x55f8905ccd9e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h15749a98198ba25f
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Dec 02 04:53:34.720 INFO [stdout]    1:     0x55f8905c0126 - std::sys_common::backtrace::print::h0ba65c811294dbf0
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/sys_common/backtrace.rs:71
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/sys_common/backtrace.rs:59
Dec 02 04:53:34.720 INFO [stdout]    2:     0x55f8905be54d - std::panicking::default_hook::{{closure}}::h42bb31757f0fee64
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panicking.rs:211
Dec 02 04:53:34.720 INFO [stdout]    3:     0x55f8905be25b - std::panicking::default_hook::hebc8848d7aa7dbd9
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panicking.rs:221
Dec 02 04:53:34.720 INFO [stdout]    4:     0x55f8905bebfc - std::panicking::rust_panic_with_hook::h86e619a638415243
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panicking.rs:477
Dec 02 04:53:34.720 INFO [stdout]    5:     0x55f8905be7b9 - std::panicking::continue_panic_fmt::h2d2d2bfb065a70b2
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panicking.rs:391
Dec 02 04:53:34.720 INFO [stdout]    6:     0x55f8905be71d - std::panicking::begin_panic_fmt::ha5097e2056ef3d5a
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panicking.rs:346
Dec 02 04:53:34.720 INFO [stdout]    7:     0x55f89057a2cd - rust_ack::ackermann_implementations::hyper_ack::hyperoperator_tests::test_tetration::h79d6aac811e032d0
Dec 02 04:53:34.720 INFO [stdout]                                at src/ackermann_implementations/hyper_ack.rs:77
Dec 02 04:53:34.720 INFO [stdout]    8:     0x55f89057a0d9 - rust_ack::ackermann_implementations::hyper_ack::hyperoperator_tests::test_tetration::{{closure}}::h21a91c3233a0cdd0
Dec 02 04:53:34.720 INFO [stdout]                                at src/ackermann_implementations/hyper_ack.rs:76
Dec 02 04:53:34.720 INFO [stdout]    9:     0x55f89057c1ad - core::ops::function::FnOnce::call_once::hc41188c027e1aa50
Dec 02 04:53:34.720 INFO [stdout]                                at libcore/ops/function.rs:238
Dec 02 04:53:34.720 INFO [stdout]   10:     0x55f89057f12e - <F as alloc::boxed::FnBox<A>>::call_box::hbea525814fa423cc
Dec 02 04:53:34.720 INFO [stdout]                                at libtest/lib.rs:1461
Dec 02 04:53:34.720 INFO [stdout]                                at libcore/ops/function.rs:238
Dec 02 04:53:34.720 INFO [stdout]                                at liballoc/boxed.rs:646
Dec 02 04:53:34.720 INFO [stdout]   11:     0x55f8905dbc09 - __rust_maybe_catch_panic
Dec 02 04:53:34.720 INFO [stdout]                                at libpanic_unwind/lib.rs:103
Dec 02 04:53:34.720 INFO [stdout]   12:     0x55f89058aa8d - std::sys_common::backtrace::__rust_begin_short_backtrace::h0ff507d7422944d3
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panicking.rs:289
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panic.rs:392
Dec 02 04:53:34.720 INFO [stdout]                                at libtest/lib.rs:1416
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/sys_common/backtrace.rs:136
Dec 02 04:53:34.720 INFO [stdout]   13:     0x55f8905a30c4 - std::panicking::try::do_call::hba0bdcc3670471cc
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/thread/mod.rs:409
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panic.rs:313
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panicking.rs:310
Dec 02 04:53:34.720 INFO [stdout]   14:     0x55f8905dbc09 - __rust_maybe_catch_panic
Dec 02 04:53:34.720 INFO [stdout]                                at libpanic_unwind/lib.rs:103
Dec 02 04:53:34.720 INFO [stdout]   15:     0x55f890593996 - <F as alloc::boxed::FnBox<A>>::call_box::hdac52587b00591af
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panicking.rs:289
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/panic.rs:392
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/thread/mod.rs:408
Dec 02 04:53:34.720 INFO [stdout]                                at liballoc/boxed.rs:646
Dec 02 04:53:34.720 INFO [stdout]   16:     0x55f8905ce6aa - std::sys_common::thread::start_thread::h75d887c7d2cc4479
Dec 02 04:53:34.720 INFO [stdout]                                at liballoc/boxed.rs:656
Dec 02 04:53:34.720 INFO [stdout]                                at libstd/sys_common/thread.rs:24
Dec 02 04:53:34.721 INFO [stdout]   17:     0x55f8905bf365 - std::sys::unix::thread::Thread::new::thread_start::h8414caee632bf9ed
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/sys/unix/thread.rs:90
Dec 02 04:53:34.721 INFO [stdout]   18:     0x7f5a6aae86b9 - start_thread
Dec 02 04:53:34.721 INFO [stdout]   19:     0x7f5a6a60841c - clone
Dec 02 04:53:34.721 INFO [stdout]   20:                0x0 - <unknown>
Dec 02 04:53:34.721 INFO [stdout] 
Dec 02 04:53:34.721 INFO [stdout] ---- ackermann_implementations::hyper_ack::hyperoperator_tests::test_exponentiation stdout ----
Dec 02 04:53:34.721 INFO [stdout] thread 'ackermann_implementations::hyper_ack::hyperoperator_tests::test_exponentiation' panicked at 'assertion failed: `(left == right)`
Dec 02 04:53:34.721 INFO [stdout]   left: `1`,
Dec 02 04:53:34.721 INFO [stdout]  right: `4`', src/ackermann_implementations/hyper_ack.rs:65:9
Dec 02 04:53:34.721 INFO [stdout] stack backtrace:
Dec 02 04:53:34.721 INFO [stdout]    0:     0x55f8905ccd9e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h15749a98198ba25f
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Dec 02 04:53:34.721 INFO [stdout]    1:     0x55f8905c0126 - std::sys_common::backtrace::print::h0ba65c811294dbf0
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/sys_common/backtrace.rs:71
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/sys_common/backtrace.rs:59
Dec 02 04:53:34.721 INFO [stdout]    2:     0x55f8905be54d - std::panicking::default_hook::{{closure}}::h42bb31757f0fee64
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/panicking.rs:211
Dec 02 04:53:34.721 INFO [stdout]    3:     0x55f8905be25b - std::panicking::default_hook::hebc8848d7aa7dbd9
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/panicking.rs:221
Dec 02 04:53:34.721 INFO [stdout]    4:     0x55f8905bebfc - std::panicking::rust_panic_with_hook::h86e619a638415243
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/panicking.rs:477
Dec 02 04:53:34.721 INFO [stdout]    5:     0x55f8905be7b9 - std::panicking::continue_panic_fmt::h2d2d2bfb065a70b2
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/panicking.rs:391
Dec 02 04:53:34.721 INFO [stdout]    6:     0x55f8905be71d - std::panicking::begin_panic_fmt::ha5097e2056ef3d5a
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/panicking.rs:346
Dec 02 04:53:34.721 INFO [stdout]    7:     0x55f89057989a - rust_ack::ackermann_implementations::hyper_ack::hyperoperator_tests::test_exponentiation::h8f36df72f3648280
Dec 02 04:53:34.721 INFO [stdout]                                at src/ackermann_implementations/hyper_ack.rs:65
Dec 02 04:53:34.721 INFO [stdout]    8:     0x55f8905796a9 - rust_ack::ackermann_implementations::hyper_ack::hyperoperator_tests::test_exponentiation::{{closure}}::hd6e13a03fca355a1
Dec 02 04:53:34.721 INFO [stdout]                                at src/ackermann_implementations/hyper_ack.rs:64
Dec 02 04:53:34.721 INFO [stdout]    9:     0x55f89057c0ed - core::ops::function::FnOnce::call_once::h8aef0f62b0ab6354
Dec 02 04:53:34.721 INFO [stdout]                                at libcore/ops/function.rs:238
Dec 02 04:53:34.721 INFO [stdout]   10:     0x55f89057f12e - <F as alloc::boxed::FnBox<A>>::call_box::hbea525814fa423cc
Dec 02 04:53:34.721 INFO [stdout]                                at libtest/lib.rs:1461
Dec 02 04:53:34.721 INFO [stdout]                                at libcore/ops/function.rs:238
Dec 02 04:53:34.721 INFO [stdout]                                at liballoc/boxed.rs:646
Dec 02 04:53:34.721 INFO [stdout]   11:     0x55f8905dbc09 - __rust_maybe_catch_panic
Dec 02 04:53:34.721 INFO [stdout]                                at libpanic_unwind/lib.rs:103
Dec 02 04:53:34.721 INFO [stdout]   12:     0x55f89058aa8d - std::sys_common::backtrace::__rust_begin_short_backtrace::h0ff507d7422944d3
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/panicking.rs:289
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/panic.rs:392
Dec 02 04:53:34.721 INFO [stdout]                                at libtest/lib.rs:1416
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/sys_common/backtrace.rs:136
Dec 02 04:53:34.721 INFO [stdout]   13:     0x55f8905a30c4 - std::panicking::try::do_call::hba0bdcc3670471cc
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/thread/mod.rs:409
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/panic.rs:313
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/panicking.rs:310
Dec 02 04:53:34.721 INFO [stdout]   14:     0x55f8905dbc09 - __rust_maybe_catch_panic
Dec 02 04:53:34.721 INFO [stdout]                                at libpanic_unwind/lib.rs:103
Dec 02 04:53:34.721 INFO [stdout]   15:     0x55f890593996 - <F as alloc::boxed::FnBox<A>>::call_box::hdac52587b00591af
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/panicking.rs:289
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/panic.rs:392
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/thread/mod.rs:408
Dec 02 04:53:34.721 INFO [stdout]                                at liballoc/boxed.rs:646
Dec 02 04:53:34.721 INFO [stdout]   16:     0x55f8905ce6aa - std::sys_common::thread::start_thread::h75d887c7d2cc4479
Dec 02 04:53:34.721 INFO [stdout]                                at liballoc/boxed.rs:656
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/sys_common/thread.rs:24
Dec 02 04:53:34.721 INFO [stdout]   17:     0x55f8905bf365 - std::sys::unix::thread::Thread::new::thread_start::h8414caee632bf9ed
Dec 02 04:53:34.721 INFO [stdout]                                at libstd/sys/unix/thread.rs:90
Dec 02 04:53:34.721 INFO [stdout]   18:     0x7f5a6aae86b9 - start_thread
Dec 02 04:53:34.721 INFO [stdout]   19:     0x7f5a6a60841c - clone
Dec 02 04:53:34.721 INFO [stdout]   20:                0x0 - <unknown>
Dec 02 04:53:34.721 INFO [stdout] 
Dec 02 04:53:34.721 INFO [stdout] 
Dec 02 04:53:34.721 INFO [stdout] failures:
Dec 02 04:53:34.721 INFO [stdout]     ackermann_implementations::hyper_ack::hyper_ack_tests::test_m4
Dec 02 04:53:34.721 INFO [stdout]     ackermann_implementations::hyper_ack::hyperoperator_tests::test_exponentiation
Dec 02 04:53:34.721 INFO [stdout]     ackermann_implementations::hyper_ack::hyperoperator_tests::test_tetration
Dec 02 04:53:34.721 INFO [stdout] 
Dec 02 04:53:34.721 INFO [stdout] test result: FAILED. 7 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out
Dec 02 04:53:34.721 INFO [stdout] 
Dec 02 04:53:34.721 INFO [stderr] error: test failed, to rerun pass '--bin rust_ack'
Dec 02 04:53:34.721 INFO [stderr] su: No module specific data is present
Dec 02 04:53:35.339 INFO running `"docker" "inspect" "ab35223e85e04f79199c8622b59dd13cc96638c7ac656f3dc4c5e7d5238ba9a7"`
Dec 02 04:53:35.476 INFO running `"docker" "rm" "-f" "ab35223e85e04f79199c8622b59dd13cc96638c7ac656f3dc4c5e7d5238ba9a7"`
Dec 02 04:53:35.599 INFO [stdout] ab35223e85e04f79199c8622b59dd13cc96638c7ac656f3dc4c5e7d5238ba9a7
