[INFO] cloning repository https://github.com/fdegmecic/CrackingTheCodingInterviewRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fdegmecic/CrackingTheCodingInterviewRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdegmecic%2FCrackingTheCodingInterviewRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdegmecic%2FCrackingTheCodingInterviewRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e77ff3a9ab14afd4474c85c023765508b6190dad
[INFO] testing fdegmecic/CrackingTheCodingInterviewRust against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdegmecic%2FCrackingTheCodingInterviewRust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fdegmecic/CrackingTheCodingInterviewRust on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fdegmecic/CrackingTheCodingInterviewRust
[INFO] finished tweaking git repo https://github.com/fdegmecic/CrackingTheCodingInterviewRust
[INFO] tweaked toml for git repo https://github.com/fdegmecic/CrackingTheCodingInterviewRust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/fdegmecic/CrackingTheCodingInterviewRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d10c3aba3b3ce4cadcef9ba57549e2c1e69d3c8750ee6957dba05eac8e37672
[INFO] running `Command { std: "docker" "start" "-a" "9d10c3aba3b3ce4cadcef9ba57549e2c1e69d3c8750ee6957dba05eac8e37672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d10c3aba3b3ce4cadcef9ba57549e2c1e69d3c8750ee6957dba05eac8e37672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d10c3aba3b3ce4cadcef9ba57549e2c1e69d3c8750ee6957dba05eac8e37672", kill_on_drop: false }`
[INFO] [stdout] 9d10c3aba3b3ce4cadcef9ba57549e2c1e69d3c8750ee6957dba05eac8e37672
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 344791bcc5da3ceced0b248ef5f303df2a88e724edae3427d9b5e643551918a1
[INFO] running `Command { std: "docker" "start" "-a" "344791bcc5da3ceced0b248ef5f303df2a88e724edae3427d9b5e643551918a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling cracking_the_coding_interview_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "344791bcc5da3ceced0b248ef5f303df2a88e724edae3427d9b5e643551918a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344791bcc5da3ceced0b248ef5f303df2a88e724edae3427d9b5e643551918a1", kill_on_drop: false }`
[INFO] [stdout] 344791bcc5da3ceced0b248ef5f303df2a88e724edae3427d9b5e643551918a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 739b4640c968968d54dff98380f762b131fe64c605749214115e6a95738c5a51
[INFO] running `Command { std: "docker" "start" "-a" "739b4640c968968d54dff98380f762b131fe64c605749214115e6a95738c5a51", kill_on_drop: false }`
[INFO] [stderr]    Compiling cracking_the_coding_interview_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `cell::RefCell`, `rc::Rc`
[INFO] [stdout]   --> src/chapter4/q6.rs:73:15
[INFO] [stdout]    |
[INFO] [stdout] 73 |     use std::{cell::RefCell, rc::Rc};
[INFO] [stdout]    |               ^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "739b4640c968968d54dff98380f762b131fe64c605749214115e6a95738c5a51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "739b4640c968968d54dff98380f762b131fe64c605749214115e6a95738c5a51", kill_on_drop: false }`
[INFO] [stdout] 739b4640c968968d54dff98380f762b131fe64c605749214115e6a95738c5a51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6828dc6a66bf5bf91d1b67a567eeaf6d3c1b908f8ccc660d7cba56a3c76c6133
[INFO] running `Command { std: "docker" "start" "-a" "6828dc6a66bf5bf91d1b67a567eeaf6d3c1b908f8ccc660d7cba56a3c76c6133", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `cell::RefCell`, `rc::Rc`
[INFO] [stderr]   --> src/chapter4/q6.rs:73:15
[INFO] [stderr]    |
[INFO] [stderr] 73 |     use std::{cell::RefCell, rc::Rc};
[INFO] [stderr]    |               ^^^^^^^^^^^^^  ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cracking_the_coding_interview_rust` (lib test) generated 1 warning (run `cargo fix --lib -p cracking_the_coding_interview_rust --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cracking_the_coding_interview_rust-8a9d0d0a0ff06dfe)
[INFO] [stdout] 
[INFO] [stdout] running 50 tests
[INFO] [stdout] test chapter1::q1::tests::should_be_unqiue ... ok
[INFO] [stdout] test chapter1::q1::tests::should_not_be_unqiue ... ok
[INFO] [stdout] test chapter1::q2::tests::should_not_be_permutation ... ok
[INFO] [stdout] test chapter1::q3::tests::should_urlify ... ok
[INFO] [stdout] test chapter1::q2::tests::should_be_permutation ... ok
[INFO] [stdout] test chapter1::q4::tests::should_be_palindome_permutation ... ok
[INFO] [stdout] test chapter1::q4::tests::should_not_be_palindome_permutation ... ok
[INFO] [stdout] test chapter1::q5::test::should_be_one_away ... ok
[INFO] [stdout] test chapter1::q5::test::should_not_be_one_away ... ok
[INFO] [stdout] test chapter1::q6::tests::should_compress_string ... ok
[INFO] [stdout] test chapter1::q6::tests::should_not_compress_string ... ok
[INFO] [stdout] test chapter1::q7::tests::should_rotate ... ok
[INFO] [stdout] test chapter1::q9::tests::should_be_rotation ... ok
[INFO] [stdout] test chapter1::q9::tests::should_not_be_rotation ... ok
[INFO] [stdout] test chapter2::q1::tests::should_remove_duplicates ... ok
[INFO] [stdout] test chapter2::q2::tests::should_return_kth_to_last ... ok
[INFO] [stdout] test chapter2::q4::tests::should_partition ... ok
[INFO] [stdout] test chapter2::q7::tests::should_find_intersetion ... ok
[INFO] [stdout] test chapter2::q5::tests::should_sum_lists ... ok
[INFO] [stdout] test chapter2::q8::tests::should_find_loop ... ok
[INFO] [stdout] test chapter2::q3::tests::should_delete_middle_node ... ok
[INFO] [stdout] test chapter2::q6::tests::should_be_palindrome ... ok
[INFO] [stdout] test chapter2::q7::tests::should_not_find_intersetion ... ok
[INFO] [stdout] test chapter2::q6::tests::should_not_be_palindrome ... ok
[INFO] [stdout] test chapter2::q8::tests::should_not_find_loop ... ok
[INFO] [stdout] test chapter3::q2::tests::should_return_min ... ok
[INFO] [stdout] test chapter3::q3::tests::should_add_stacks ... ok
[INFO] [stdout] test chapter3::q5::tests::should_sort ... ok
[INFO] [stdout] test chapter3::q4::tests::should_pop_push ... ok
[INFO] [stdout] test chapter4::q10::tests::should_detect_sub_tree ... ok
[INFO] [stdout] test chapter3::q6::tests::should_shelter ... ok
[INFO] [stdout] test chapter4::q1::tests::should_find_route ... ok
[INFO] [stdout] test chapter4::q2::tests::should_build_tree ... ok
[INFO] [stdout] test chapter4::q5::tests::should_not_be_valid_bst ... ok
[INFO] [stdout] test chapter4::q11::tests::should_get_random_nodes ... ok
[INFO] [stdout] test chapter4::q5::tests::should_be_valid_bst ... ok
[INFO] [stdout] test chapter4::q3::tests::should_list_depths ... ok
[INFO] [stdout] test chapter4::q4::tests::should_be_balanced ... ok
[INFO] [stdout] test chapter4::q12::tests::should_return_paths_with_sum ... ok
[INFO] [stdout] test chapter4::q8::tests::should_find_lca ... ok
[INFO] [stdout] test chapter5::q3::tests::should_find_longest_sequence ... ok
[INFO] [stdout] test chapter5::q1::tests::should_insert_bits ... ok
[INFO] [stdout] test chapter5::q6::tests::should_count_required_bit_swaps ... ok
[INFO] [stdout] test chapter4::q9::tests::should_get_all_permutations ... ok
[INFO] [stdout] test chapter4::q6::tests::should_get_in_order_successor ... ok
[INFO] [stdout] test chapter5::q4::tests::should_get_next ... ok
[INFO] [stdout] test chapter5::q8::tests::should_draw_line ... ok
[INFO] [stdout] test chapter5::q7::tests::should_pairwise_swap ... ok
[INFO] [stdout] test chapter4::q7::tests::should_topological_sort ... FAILED
[INFO] [stdout] test chapter5::q2::tests::should_print_decimal_to_binary ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- chapter4::q7::tests::should_topological_sort stdout ----
[INFO] [stdout] thread 'chapter4::q7::tests::should_topological_sort' panicked at src/chapter4/q7.rs:154:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "['f', 'c', 'b', 'a', 'e', 'd', 'g']"
[INFO] [stdout]  right: "['f', 'b', 'c', 'a', 'e', 'd', 'g']"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x562db0956795 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x562db0956795 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x562db0956795 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x562db0956795 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x562db097d26b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x562db097d26b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x562db0953fcf - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x562db095656e - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x562db095656e - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x562db0957f99 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x562db0957c5e - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x562db08ee82a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x562db08ee82a - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x562db095859b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x562db095859b - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x562db0958314 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x562db0956c59 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x562db0958047 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x562db0857d83 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x562db085816e - core::panicking::assert_failed_inner::h01c8f7f0c1caba58
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:408:17
[INFO] [stdout]   20:     0x562db087d342 - core::panicking::assert_failed::h4dca1cf90e74acaa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:363:5
[INFO] [stdout]   21:     0x562db08baec1 - cracking_the_coding_interview_rust::chapter4::q7::tests::should_topological_sort::hf141792163d1a628
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter4/q7.rs:154:9
[INFO] [stdout]   22:     0x562db08ba9d7 - cracking_the_coding_interview_rust::chapter4::q7::tests::should_topological_sort::{{closure}}::h94976af270de3934
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter4/q7.rs:138:33
[INFO] [stdout]   23:     0x562db088b636 - core::ops::function::FnOnce::call_once::h93e5d017afb94db0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x562db08f320b - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x562db08f320b - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x562db08f2911 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x562db08f2911 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x562db08f2911 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x562db08f2911 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x562db08f2911 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x562db08f2911 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x562db08f2911 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x562db08bb2d4 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x562db08bb2d4 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x562db08bfd02 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x562db08bfd02 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x562db08bfd02 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x562db08bfd02 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x562db08bfd02 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x562db08bfd02 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x562db08bfd02 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x562db095c88b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x562db095c88b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x562db095c88b - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7ff477477ac3 - <unknown>
[INFO] [stdout]   46:     0x7ff477508a04 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- chapter5::q2::tests::should_print_decimal_to_binary stdout ----
[INFO] [stdout] thread 'chapter5::q2::tests::should_print_decimal_to_binary' panicked at src/chapter5/q2.rs:13:13:
[INFO] [stdout] ERROR
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x562db0956795 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x562db0956795 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x562db0956795 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x562db0956795 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x562db097d26b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x562db097d26b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x562db0953fcf - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x562db095656e - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x562db095656e - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x562db0957f99 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x562db0957c5e - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x562db08ee82a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x562db08ee82a - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x562db095859b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x562db095859b - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x562db09582db - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:656:13
[INFO] [stdout]   16:     0x562db0956c59 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x562db0958047 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x562db0857d83 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x562db088972e - cracking_the_coding_interview_rust::chapter5::q2::decimal_to_binary::hf13fe00b8dd013d7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter5/q2.rs:13:13
[INFO] [stdout]   20:     0x562db088501e - cracking_the_coding_interview_rust::chapter5::q2::tests::should_print_decimal_to_binary::h5a4f8a08a7075d37
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter5/q2.rs:37:20
[INFO] [stdout]   21:     0x562db0884bd7 - cracking_the_coding_interview_rust::chapter5::q2::tests::should_print_decimal_to_binary::{{closure}}::hae2a328d74f732a0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter5/q2.rs:32:40
[INFO] [stdout]   22:     0x562db088ae76 - core::ops::function::FnOnce::call_once::h1af9f8a9266f8e0b
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x562db08f320b - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x562db08f320b - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   25:     0x562db08f2911 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   26:     0x562db08f2911 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x562db08f2911 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   28:     0x562db08f2911 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   29:     0x562db08f2911 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   30:     0x562db08f2911 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   31:     0x562db08f2911 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   32:     0x562db08bb2d4 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   33:     0x562db08bb2d4 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   34:     0x562db08bfd02 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   35:     0x562db08bfd02 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x562db08bfd02 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   37:     0x562db08bfd02 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   38:     0x562db08bfd02 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   39:     0x562db08bfd02 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   40:     0x562db08bfd02 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x562db095c88b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   42:     0x562db095c88b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x562db095c88b - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   44:     0x7ff477477ac3 - <unknown>
[INFO] [stdout]   45:     0x7ff477508a04 - __clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     chapter4::q7::tests::should_topological_sort
[INFO] [stdout]     chapter5::q2::tests::should_print_decimal_to_binary
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 48 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "6828dc6a66bf5bf91d1b67a567eeaf6d3c1b908f8ccc660d7cba56a3c76c6133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6828dc6a66bf5bf91d1b67a567eeaf6d3c1b908f8ccc660d7cba56a3c76c6133", kill_on_drop: false }`
[INFO] [stdout] 6828dc6a66bf5bf91d1b67a567eeaf6d3c1b908f8ccc660d7cba56a3c76c6133
[INFO] testing fdegmecic/CrackingTheCodingInterviewRust against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdegmecic%2FCrackingTheCodingInterviewRust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fdegmecic/CrackingTheCodingInterviewRust on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fdegmecic/CrackingTheCodingInterviewRust
[INFO] finished tweaking git repo https://github.com/fdegmecic/CrackingTheCodingInterviewRust
[INFO] tweaked toml for git repo https://github.com/fdegmecic/CrackingTheCodingInterviewRust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/fdegmecic/CrackingTheCodingInterviewRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8132bfe865a6a796f59a32975a00dd33a60d49413ed2fc7a72f36ce3a00e29a5
[INFO] running `Command { std: "docker" "start" "-a" "8132bfe865a6a796f59a32975a00dd33a60d49413ed2fc7a72f36ce3a00e29a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8132bfe865a6a796f59a32975a00dd33a60d49413ed2fc7a72f36ce3a00e29a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8132bfe865a6a796f59a32975a00dd33a60d49413ed2fc7a72f36ce3a00e29a5", kill_on_drop: false }`
[INFO] [stdout] 8132bfe865a6a796f59a32975a00dd33a60d49413ed2fc7a72f36ce3a00e29a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12ddef16b4e2851a68eb544e9de3d34128858e84641f4823e693e263bea25652
[INFO] running `Command { std: "docker" "start" "-a" "12ddef16b4e2851a68eb544e9de3d34128858e84641f4823e693e263bea25652", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling cracking_the_coding_interview_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "12ddef16b4e2851a68eb544e9de3d34128858e84641f4823e693e263bea25652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12ddef16b4e2851a68eb544e9de3d34128858e84641f4823e693e263bea25652", kill_on_drop: false }`
[INFO] [stdout] 12ddef16b4e2851a68eb544e9de3d34128858e84641f4823e693e263bea25652
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e933ca276dbb46db7ed552f7e2e12d6b53cd95b5646de26cdb525c8ccc3cf793
[INFO] running `Command { std: "docker" "start" "-a" "e933ca276dbb46db7ed552f7e2e12d6b53cd95b5646de26cdb525c8ccc3cf793", kill_on_drop: false }`
[INFO] [stderr]    Compiling cracking_the_coding_interview_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `cell::RefCell`, `rc::Rc`
[INFO] [stdout]   --> src/chapter4/q6.rs:73:15
[INFO] [stdout]    |
[INFO] [stdout] 73 |     use std::{cell::RefCell, rc::Rc};
[INFO] [stdout]    |               ^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "e933ca276dbb46db7ed552f7e2e12d6b53cd95b5646de26cdb525c8ccc3cf793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e933ca276dbb46db7ed552f7e2e12d6b53cd95b5646de26cdb525c8ccc3cf793", kill_on_drop: false }`
[INFO] [stdout] e933ca276dbb46db7ed552f7e2e12d6b53cd95b5646de26cdb525c8ccc3cf793
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 398e8c1268937895ae995af52e63787d5405468b45d462f2434ecef56cc04ac7
[INFO] running `Command { std: "docker" "start" "-a" "398e8c1268937895ae995af52e63787d5405468b45d462f2434ecef56cc04ac7", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `cell::RefCell`, `rc::Rc`
[INFO] [stderr]   --> src/chapter4/q6.rs:73:15
[INFO] [stderr]    |
[INFO] [stderr] 73 |     use std::{cell::RefCell, rc::Rc};
[INFO] [stderr]    |               ^^^^^^^^^^^^^  ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cracking_the_coding_interview_rust` (lib test) generated 1 warning (run `cargo fix --lib -p cracking_the_coding_interview_rust --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cracking_the_coding_interview_rust-8a9d0d0a0ff06dfe)
[INFO] [stdout] 
[INFO] [stdout] running 50 tests
[INFO] [stdout] test chapter1::q2::tests::should_be_permutation ... ok
[INFO] [stdout] test chapter1::q1::tests::should_be_unqiue ... ok
[INFO] [stdout] test chapter1::q3::tests::should_urlify ... ok
[INFO] [stdout] test chapter1::q1::tests::should_not_be_unqiue ... ok
[INFO] [stdout] test chapter1::q2::tests::should_not_be_permutation ... ok
[INFO] [stdout] test chapter1::q4::tests::should_be_palindome_permutation ... ok
[INFO] [stdout] test chapter1::q4::tests::should_not_be_palindome_permutation ... ok
[INFO] [stdout] test chapter1::q5::test::should_be_one_away ... ok
[INFO] [stdout] test chapter1::q5::test::should_not_be_one_away ... ok
[INFO] [stdout] test chapter1::q6::tests::should_compress_string ... ok
[INFO] [stdout] test chapter1::q6::tests::should_not_compress_string ... ok
[INFO] [stdout] test chapter1::q9::tests::should_be_rotation ... ok
[INFO] [stdout] test chapter1::q9::tests::should_not_be_rotation ... ok
[INFO] [stdout] test chapter1::q7::tests::should_rotate ... ok
[INFO] [stdout] test chapter2::q1::tests::should_remove_duplicates ... ok
[INFO] [stdout] test chapter2::q4::tests::should_partition ... ok
[INFO] [stdout] test chapter2::q6::tests::should_be_palindrome ... ok
[INFO] [stdout] test chapter2::q5::tests::should_sum_lists ... ok
[INFO] [stdout] test chapter2::q6::tests::should_not_be_palindrome ... ok
[INFO] [stdout] test chapter2::q2::tests::should_return_kth_to_last ... ok
[INFO] [stdout] test chapter2::q8::tests::should_find_loop ... ok
[INFO] [stdout] test chapter3::q2::tests::should_return_min ... ok
[INFO] [stdout] test chapter3::q3::tests::should_add_stacks ... ok
[INFO] [stdout] test chapter2::q7::tests::should_not_find_intersetion ... ok
[INFO] [stdout] test chapter2::q8::tests::should_not_find_loop ... ok
[INFO] [stdout] test chapter2::q7::tests::should_find_intersetion ... ok
[INFO] [stdout] test chapter2::q3::tests::should_delete_middle_node ... ok
[INFO] [stdout] test chapter3::q4::tests::should_pop_push ... ok
[INFO] [stdout] test chapter3::q5::tests::should_sort ... ok
[INFO] [stdout] test chapter4::q10::tests::should_detect_sub_tree ... ok
[INFO] [stdout] test chapter3::q6::tests::should_shelter ... ok
[INFO] [stdout] test chapter4::q12::tests::should_return_paths_with_sum ... ok
[INFO] [stdout] test chapter4::q2::tests::should_build_tree ... ok
[INFO] [stdout] test chapter4::q3::tests::should_list_depths ... ok
[INFO] [stdout] test chapter4::q5::tests::should_be_valid_bst ... ok
[INFO] [stdout] test chapter4::q4::tests::should_be_balanced ... ok
[INFO] [stdout] test chapter4::q5::tests::should_not_be_valid_bst ... ok
[INFO] [stdout] test chapter4::q11::tests::should_get_random_nodes ... ok
[INFO] [stdout] test chapter4::q8::tests::should_find_lca ... ok
[INFO] [stdout] test chapter4::q7::tests::should_topological_sort ... ok
[INFO] [stdout] test chapter4::q6::tests::should_get_in_order_successor ... ok
[INFO] [stdout] test chapter4::q9::tests::should_get_all_permutations ... ok
[INFO] [stdout] test chapter5::q6::tests::should_count_required_bit_swaps ... ok
[INFO] [stdout] test chapter5::q3::tests::should_find_longest_sequence ... ok
[INFO] [stdout] test chapter5::q4::tests::should_get_next ... ok
[INFO] [stdout] test chapter5::q7::tests::should_pairwise_swap ... ok
[INFO] [stdout] test chapter5::q1::tests::should_insert_bits ... ok
[INFO] [stdout] test chapter5::q8::tests::should_draw_line ... ok
[INFO] [stdout] test chapter4::q1::tests::should_find_route ... ok
[INFO] [stdout] test chapter5::q2::tests::should_print_decimal_to_binary ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- chapter5::q2::tests::should_print_decimal_to_binary stdout ----
[INFO] [stdout] thread 'chapter5::q2::tests::should_print_decimal_to_binary' panicked at src/chapter5/q2.rs:13:13:
[INFO] [stdout] ERROR
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55d22cfd5325 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55d22cfd5325 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55d22cfd5325 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55d22cfd5325 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55d22cffbd9b - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55d22cffbd9b - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55d22cfd2c0f - std::io::Write::write_fmt::hea6336dbf2fa00b8
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55d22cfd50fe - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55d22cfd50fe - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55d22cfd6a69 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stdout]   10:     0x55d22cfd67bc - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55d22cf6d3cf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd874405dcbd1d3ed
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55d22cf6d3cf - test::test_main::{{closure}}::h4f26a9df34a84b94
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55d22cfd706b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h00e96d9c62aa9a12
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55d22cfd706b - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55d22cfd6dab - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:656:13
[INFO] [stdout]   16:     0x55d22cfd57e9 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55d22cfd6b17 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55d22ced6d63 - core::panicking::panic_fmt::h2ba8af99174d83ea
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55d22cf1e34e - cracking_the_coding_interview_rust::chapter5::q2::decimal_to_binary::h78abd2691f320cff
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter5/q2.rs:13:13
[INFO] [stdout]   20:     0x55d22cf1086e - cracking_the_coding_interview_rust::chapter5::q2::tests::should_print_decimal_to_binary::h8a51919dbf855c6a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter5/q2.rs:37:20
[INFO] [stdout]   21:     0x55d22cf10427 - cracking_the_coding_interview_rust::chapter5::q2::tests::should_print_decimal_to_binary::{{closure}}::hc9ad0fc257b43018
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter5/q2.rs:32:40
[INFO] [stdout]   22:     0x55d22cf29b96 - core::ops::function::FnOnce::call_once::hfa19296b8cf8bc9c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x55d22cf71ceb - core::ops::function::FnOnce::call_once::h18c6bf92212b87a4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55d22cf71ceb - test::__rust_begin_short_backtrace::hdcf0edcfa9080086
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:625:18
[INFO] [stdout]   25:     0x55d22cf713b1 - test::run_test_in_process::{{closure}}::heac2c4eb375d2d10
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:60
[INFO] [stdout]   26:     0x55d22cf713b1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0289bafc8a1cc004
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x55d22cf713b1 - std::panicking::try::do_call::h5e158f1ad8a5f983
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   28:     0x55d22cf713b1 - std::panicking::try::hea3411d60321c4de
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   29:     0x55d22cf713b1 - std::panic::catch_unwind::hafb7bb18bc47bbc7
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   30:     0x55d22cf713b1 - test::run_test_in_process::h74dd138dc7762d99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:27
[INFO] [stdout]   31:     0x55d22cf713b1 - test::run_test::{{closure}}::h6b390822e63606cf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:569:43
[INFO] [stdout]   32:     0x55d22cf39d84 - test::run_test::{{closure}}::h6e11dba8131d354b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:599:41
[INFO] [stdout]   33:     0x55d22cf39d84 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha71b3541b59bdbbb
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   34:     0x55d22cf3e852 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hef92127c5ef9e53c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   35:     0x55d22cf3e852 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h859c109f9d11c92b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x55d22cf3e852 - std::panicking::try::do_call::hbf534c458cd858f0
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   37:     0x55d22cf3e852 - std::panicking::try::h65c18365a7b9ad90
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   38:     0x55d22cf3e852 - std::panic::catch_unwind::h21b25d4c69478c39
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   39:     0x55d22cf3e852 - std::thread::Builder::spawn_unchecked_::{{closure}}::h23335f620275a9bf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   40:     0x55d22cf3e852 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb491dc55513e9b7c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x55d22cfdb34b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h41b39260afcffdc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   42:     0x55d22cfdb34b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6694c8dc6dd010c4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x55d22cfdb34b - std::sys::pal::unix::thread::Thread::new::thread_start::hf16038e1c8e19c99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   44:     0x7f68f242eac3 - <unknown>
[INFO] [stdout]   45:     0x7f68f24bfa04 - __clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     chapter5::q2::tests::should_print_decimal_to_binary
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 49 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "398e8c1268937895ae995af52e63787d5405468b45d462f2434ecef56cc04ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "398e8c1268937895ae995af52e63787d5405468b45d462f2434ecef56cc04ac7", kill_on_drop: false }`
[INFO] [stdout] 398e8c1268937895ae995af52e63787d5405468b45d462f2434ecef56cc04ac7
