[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] 1dd6be8cd13dbb4b03d49e55021871c46ef8c15a [INFO] testing fdegmecic/CrackingTheCodingInterviewRust against master#2fe50cd72c476ebacdedb14893e9632b4de961c2 for pr-116088-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdegmecic%2FCrackingTheCodingInterviewRust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fdegmecic/CrackingTheCodingInterviewRust on toolchain 2fe50cd72c476ebacdedb14893e9632b4de961c2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "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-7-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" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ppv-lite86 v0.2.17 [INFO] [stderr] Downloaded rand_core v0.6.4 [INFO] [stderr] Downloaded rand v0.8.5 [INFO] [stderr] Downloaded rand_chacha v0.3.1 [INFO] [stderr] Downloaded getrandom v0.2.11 [INFO] [stderr] Downloaded libc v0.2.150 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 25bc33f6ed90f199183e08eb634dd550e8aa4c9ad779bce8a2196f5da2d3b68a [INFO] running `Command { std: "docker" "start" "-a" "25bc33f6ed90f199183e08eb634dd550e8aa4c9ad779bce8a2196f5da2d3b68a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "25bc33f6ed90f199183e08eb634dd550e8aa4c9ad779bce8a2196f5da2d3b68a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25bc33f6ed90f199183e08eb634dd550e8aa4c9ad779bce8a2196f5da2d3b68a", kill_on_drop: false }` [INFO] [stdout] 25bc33f6ed90f199183e08eb634dd550e8aa4c9ad779bce8a2196f5da2d3b68a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24200acff37d289c91b04105c19a1620c4e82fb382080df2f5a168808712448a [INFO] running `Command { std: "docker" "start" "-a" "24200acff37d289c91b04105c19a1620c4e82fb382080df2f5a168808712448a", 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] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/chapter4/q9.rs:46:28 [INFO] [stdout] | [INFO] [stdout] 46 | &mut Vec::from(left.clone()), [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[usize]` does not implement `Clone`, so calling `clone` on `&[usize]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/chapter4/q9.rs:47:29 [INFO] [stdout] | [INFO] [stdout] 47 | &mut Vec::from(right.clone()), [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[usize]` does not implement `Clone`, so calling `clone` on `&[usize]` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.38s [INFO] running `Command { std: "docker" "inspect" "24200acff37d289c91b04105c19a1620c4e82fb382080df2f5a168808712448a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24200acff37d289c91b04105c19a1620c4e82fb382080df2f5a168808712448a", kill_on_drop: false }` [INFO] [stdout] 24200acff37d289c91b04105c19a1620c4e82fb382080df2f5a168808712448a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6215741f46071328caa78af8faee0ac1cdd90e3f3dd3d8dbb11ad5854eea948b [INFO] running `Command { std: "docker" "start" "-a" "6215741f46071328caa78af8faee0ac1cdd90e3f3dd3d8dbb11ad5854eea948b", kill_on_drop: false }` [INFO] [stderr] Compiling cracking_the_coding_interview_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/chapter4/q9.rs:46:28 [INFO] [stdout] | [INFO] [stdout] 46 | &mut Vec::from(left.clone()), [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[usize]` does not implement `Clone`, so calling `clone` on `&[usize]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/chapter4/q9.rs:47:29 [INFO] [stdout] | [INFO] [stdout] 47 | &mut Vec::from(right.clone()), [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[usize]` does not implement `Clone`, so calling `clone` on `&[usize]` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `cell::RefCell`, `rc::Rc` [INFO] [stdout] --> src/chapter4/q6.rs:76:15 [INFO] [stdout] | [INFO] [stdout] 76 | 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: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/chapter4/q9.rs:46:28 [INFO] [stdout] | [INFO] [stdout] 46 | &mut Vec::from(left.clone()), [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[usize]` does not implement `Clone`, so calling `clone` on `&[usize]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/chapter4/q9.rs:47:29 [INFO] [stdout] | [INFO] [stdout] 47 | &mut Vec::from(right.clone()), [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[usize]` does not implement `Clone`, so calling `clone` on `&[usize]` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.08s [INFO] running `Command { std: "docker" "inspect" "6215741f46071328caa78af8faee0ac1cdd90e3f3dd3d8dbb11ad5854eea948b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6215741f46071328caa78af8faee0ac1cdd90e3f3dd3d8dbb11ad5854eea948b", kill_on_drop: false }` [INFO] [stdout] 6215741f46071328caa78af8faee0ac1cdd90e3f3dd3d8dbb11ad5854eea948b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ec666ae87b4e5024c748447e9711c034e7f63b8631e586dcdec132599167ab63 [INFO] running `Command { std: "docker" "start" "-a" "ec666ae87b4e5024c748447e9711c034e7f63b8631e586dcdec132599167ab63", kill_on_drop: false }` [INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stderr] --> src/chapter4/q9.rs:46:28 [INFO] [stderr] | [INFO] [stderr] 46 | &mut Vec::from(left.clone()), [INFO] [stderr] | ^^^^^^^^ help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] = note: the type `[usize]` does not implement `Clone`, so calling `clone` on `&[usize]` copies the reference, which does not do anything and can be removed [INFO] [stderr] = note: `#[warn(noop_method_call)]` on by default [INFO] [stderr] [INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stderr] --> src/chapter4/q9.rs:47:29 [INFO] [stderr] | [INFO] [stderr] 47 | &mut Vec::from(right.clone()), [INFO] [stderr] | ^^^^^^^^ help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] = note: the type `[usize]` does not implement `Clone`, so calling `clone` on `&[usize]` copies the reference, which does not do anything and can be removed [INFO] [stderr] [INFO] [stderr] warning: unused imports: `cell::RefCell`, `rc::Rc` [INFO] [stderr] --> src/chapter4/q6.rs:76:15 [INFO] [stderr] | [INFO] [stderr] 76 | 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) generated 2 warnings (run `cargo fix --lib -p cracking_the_coding_interview_rust` to apply 2 suggestions) [INFO] [stderr] warning: `cracking_the_coding_interview_rust` (lib test) generated 3 warnings (2 duplicates) (run `cargo fix --lib -p cracking_the_coding_interview_rust --tests` to apply 1 suggestion) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cracking_the_coding_interview_rust-db945bf155835600) [INFO] [stdout] [INFO] [stdout] running 43 tests [INFO] [stdout] test chapter1::q4::tests::should_be_palindome_permutation ... ok [INFO] [stdout] test chapter1::q2::tests::should_not_be_permutation ... ok [INFO] [stdout] test chapter1::q1::tests::should_not_be_unqiue ... ok [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::q5::test::should_not_be_one_away ... ok [INFO] [stdout] test chapter1::q9::tests::should_be_rotation ... ok [INFO] [stdout] test chapter2::q1::tests::should_remove_duplicates ... ok [INFO] [stdout] test chapter1::q6::tests::should_compress_string ... ok [INFO] [stdout] test chapter1::q9::tests::should_not_be_rotation ... ok [INFO] [stdout] test chapter1::q6::tests::should_not_compress_string ... ok [INFO] [stdout] test chapter2::q8::tests::should_find_loop ... ok [INFO] [stdout] test chapter2::q8::tests::should_not_find_loop ... ok [INFO] [stdout] test chapter2::q5::tests::should_sum_lists ... ok [INFO] [stdout] test chapter2::q6::tests::should_be_palindrome ... ok [INFO] [stdout] test chapter3::q5::tests::should_sort ... ok [INFO] [stdout] test chapter4::q10::tests::should_detect_sub_tree ... ok [INFO] [stdout] test chapter2::q6::tests::should_not_be_palindrome ... ok [INFO] [stdout] test chapter2::q7::tests::should_find_intersetion ... ok [INFO] [stdout] test chapter3::q3::tests::should_add_stacks ... ok [INFO] [stdout] test chapter3::q4::tests::should_pop_push ... ok [INFO] [stdout] test chapter2::q7::tests::should_not_find_intersetion ... ok [INFO] [stdout] test chapter3::q2::tests::should_return_min ... 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 chapter3::q6::tests::should_shelter ... ok [INFO] [stdout] test chapter2::q2::tests::should_return_kth_to_last ... ok [INFO] [stdout] test chapter2::q3::tests::should_delete_middle_node ... ok [INFO] [stdout] test chapter4::q11::tests::should_get_random_nodes ... ok [INFO] [stdout] test chapter1::q7::tests::should_rotate ... ok [INFO] [stdout] test chapter2::q4::tests::should_partition ... ok [INFO] [stdout] test chapter4::q5::tests::should_be_valid_bst ... ok [INFO] [stdout] test chapter4::q8::tests::should_find_lca ... 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::q2::tests::should_build_tree ... ok [INFO] [stdout] test chapter4::q5::tests::should_not_be_valid_bst ... ok [INFO] [stdout] test chapter4::q9::tests::should_get_all_permutations ... ok [INFO] [stdout] test chapter4::q1::tests::should_find_route ... ok [INFO] [stdout] test chapter4::q3::tests::should_list_depths ... ok [INFO] [stdout] test chapter4::q6::tests::should_get_in_order_successor ... ok [INFO] [stdout] test chapter4::q7::tests::should_topological_sort ... 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: "['d', 'g', 'f', 'b', 'c', 'a', 'e']" [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55687ad787a6 - std::backtrace_rs::backtrace::libunwind::trace::hd7a456af414d63de [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5 [INFO] [stdout] 1: 0x55687ad787a6 - std::backtrace_rs::backtrace::trace_unsynchronized::h64867240ea973bd5 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55687ad787a6 - std::sys_common::backtrace::_print_fmt::h2808b222ea4d26d0 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/sys_common/backtrace.rs:68:5 [INFO] [stdout] 3: 0x55687ad787a6 - ::fmt::h03f74bc036e21c80 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stdout] 4: 0x55687ada1840 - core::fmt::rt::Argument::fmt::h8121cad32ccb67f1 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/core/src/fmt/rt.rs:142:9 [INFO] [stdout] 5: 0x55687ada1840 - core::fmt::write::hba6738a49cae548f [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/core/src/fmt/mod.rs:1120:17 [INFO] [stdout] 6: 0x55687ad7633f - std::io::Write::write_fmt::h998dc49ddc9bbda8 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/io/mod.rs:1810:15 [INFO] [stdout] 7: 0x55687ad78584 - std::sys_common::backtrace::_print::h12e2732351687df5 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stdout] 8: 0x55687ad78584 - std::sys_common::backtrace::print::h3977ff4fa70d37c3 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stdout] 9: 0x55687ad7a2f7 - std::panicking::default_hook::{{closure}}::h3649b42de801f190 [INFO] [stdout] 10: 0x55687ad79fdd - std::panicking::default_hook::h3fb7ccab350417f5 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/panicking.rs:289:9 [INFO] [stdout] 11: 0x55687ad0f4c7 - as core::ops::function::Fn>::call::hcac2ee49c7d5205e [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/alloc/src/boxed.rs:2029:9 [INFO] [stdout] 12: 0x55687ad0f4c7 - test::test_main::{{closure}}::ha6dc19c93a11f2d1 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/test/src/lib.rs:138:21 [INFO] [stdout] 13: 0x55687ad7a916 - as core::ops::function::Fn>::call::h29b8e785b856bb23 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/alloc/src/boxed.rs:2029:9 [INFO] [stdout] 14: 0x55687ad7a916 - std::panicking::rust_panic_with_hook::h5efc89ef996de810 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/panicking.rs:783:13 [INFO] [stdout] 15: 0x55687ad7a662 - std::panicking::begin_panic_handler::{{closure}}::h6289f51ae1ae9efc [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/panicking.rs:657:13 [INFO] [stdout] 16: 0x55687ad78ca6 - std::sys_common::backtrace::__rust_end_short_backtrace::h9f143e0a9d826e65 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/sys_common/backtrace.rs:171:18 [INFO] [stdout] 17: 0x55687ad7a3c0 - rust_begin_unwind [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/panicking.rs:645:5 [INFO] [stdout] 18: 0x55687ac77215 - core::panicking::panic_fmt::h5b9d04f36fd68862 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/core/src/panicking.rs:72:14 [INFO] [stdout] 19: 0x55687ac7764b - core::panicking::assert_failed_inner::he8bf6244a405549a [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/core/src/panicking.rs:342:17 [INFO] [stdout] 20: 0x55687acd2482 - core::panicking::assert_failed::hedb4993cee8047f5 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/core/src/panicking.rs:297:5 [INFO] [stdout] 21: 0x55687acdaba4 - cracking_the_coding_interview_rust::chapter4::q7::tests::should_topological_sort::h3d74a2ad7b48a776 [INFO] [stdout] at /opt/rustwide/workdir/src/chapter4/q7.rs:154:9 [INFO] [stdout] 22: 0x55687acda787 - cracking_the_coding_interview_rust::chapter4::q7::tests::should_topological_sort::{{closure}}::h8b0c2a2db8d812f6 [INFO] [stdout] at /opt/rustwide/workdir/src/chapter4/q7.rs:138:33 [INFO] [stdout] 23: 0x55687ac9a7d6 - core::ops::function::FnOnce::call_once::h050f60a1d1522e8a [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x55687ad14ccf - core::ops::function::FnOnce::call_once::h547df4cc4781c42c [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x55687ad14ccf - test::__rust_begin_short_backtrace::h0751f8da0df8afc9 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/test/src/lib.rs:627:18 [INFO] [stdout] 26: 0x55687ad13b21 - test::run_test_in_process::{{closure}}::h08b7e2b944f5d3bf [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/test/src/lib.rs:650:60 [INFO] [stdout] 27: 0x55687ad13b21 - as core::ops::function::FnOnce<()>>::call_once::h4eabe934da23f6d3 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x55687ad13b21 - std::panicking::try::do_call::h8bce2a819a83d75f [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/panicking.rs:552:40 [INFO] [stdout] 29: 0x55687ad13b21 - std::panicking::try::h8d0ad43ca1e9dfe4 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/panicking.rs:516:19 [INFO] [stdout] 30: 0x55687ad13b21 - std::panic::catch_unwind::h80c407981483a27f [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/panic.rs:142:14 [INFO] [stdout] 31: 0x55687ad13b21 - test::run_test_in_process::h34f4f1cf26878dcc [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/test/src/lib.rs:650:27 [INFO] [stdout] 32: 0x55687ad13b21 - test::run_test::{{closure}}::hf98423759bd4e4de [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/test/src/lib.rs:573:43 [INFO] [stdout] 33: 0x55687acdaeb6 - test::run_test::{{closure}}::h31f9214a9865a468 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/test/src/lib.rs:601:41 [INFO] [stdout] 34: 0x55687acdaeb6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h97eebf57e64e4a3e [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/sys_common/backtrace.rs:155:18 [INFO] [stdout] 35: 0x55687acdffb7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h10343cc6e645d5a7 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/thread/mod.rs:529:17 [INFO] [stdout] 36: 0x55687acdffb7 - as core::ops::function::FnOnce<()>>::call_once::h7676f5746d51f304 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x55687acdffb7 - std::panicking::try::do_call::h76c69ddb47b6692d [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/panicking.rs:552:40 [INFO] [stdout] 38: 0x55687acdffb7 - std::panicking::try::h231004126786543e [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/panicking.rs:516:19 [INFO] [stdout] 39: 0x55687acdffb7 - std::panic::catch_unwind::h519133dc1360745e [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/panic.rs:142:14 [INFO] [stdout] 40: 0x55687acdffb7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h7c96b1538d88533f [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/thread/mod.rs:528:30 [INFO] [stdout] 41: 0x55687acdffb7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h90e3a916fbad66da [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x55687ad7f3c5 - as core::ops::function::FnOnce>::call_once::h12c26c313019b755 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/alloc/src/boxed.rs:2015:9 [INFO] [stdout] 43: 0x55687ad7f3c5 - as core::ops::function::FnOnce>::call_once::h3a7c22937eaa10d1 [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/alloc/src/boxed.rs:2015:9 [INFO] [stdout] 44: 0x55687ad7f3c5 - std::sys::unix::thread::Thread::new::thread_start::h1ce303acc71f2e7d [INFO] [stdout] at /rustc/2fe50cd72c476ebacdedb14893e9632b4de961c2/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 45: 0x7f44c4df0ac3 - [INFO] [stdout] 46: 0x7f44c4e81bf4 - __clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] chapter4::q7::tests::should_topological_sort [INFO] [stdout] [INFO] [stdout] test result: FAILED. 42 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "ec666ae87b4e5024c748447e9711c034e7f63b8631e586dcdec132599167ab63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec666ae87b4e5024c748447e9711c034e7f63b8631e586dcdec132599167ab63", kill_on_drop: false }` [INFO] [stdout] ec666ae87b4e5024c748447e9711c034e7f63b8631e586dcdec132599167ab63