[INFO] cloning repository https://github.com/encody/algebra
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/encody/algebra" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fencody%2Falgebra", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fencody%2Falgebra'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d5adbf52e0dd7b28df282266089ce7dc6e54980
[INFO] testing encody/algebra against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fencody%2Falgebra" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/encody/algebra
[INFO] finished tweaking git repo https://github.com/encody/algebra
[INFO] tweaked toml for git repo https://github.com/encody/algebra written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/encody/algebra on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/encody/algebra 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded colored v3.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ef746bd1c722c64198bfe455fb12297b1679e71dfd470b8d9a29561807a2a63
[INFO] running `Command { std: "docker" "start" "-a" "2ef746bd1c722c64198bfe455fb12297b1679e71dfd470b8d9a29561807a2a63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ef746bd1c722c64198bfe455fb12297b1679e71dfd470b8d9a29561807a2a63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef746bd1c722c64198bfe455fb12297b1679e71dfd470b8d9a29561807a2a63", kill_on_drop: false }`
[INFO] [stdout] 2ef746bd1c722c64198bfe455fb12297b1679e71dfd470b8d9a29561807a2a63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf0238843c7dfb5bca5e16ef50917b7e66cd47b2bd731869fc42e20a7ce9d85c
[INFO] running `Command { std: "docker" "start" "-a" "cf0238843c7dfb5bca5e16ef50917b7e66cd47b2bd731869fc42e20a7ce9d85c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling colored v3.0.0
[INFO] [stderr]    Compiling rstest_macros v0.26.1
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling indexmap v2.12.1
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]    Compiling toml_edit v0.23.9
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling rstest v0.26.1
[INFO] [stderr]    Compiling hw01 v0.1.0 (/opt/rustwide/workdir/homework/hw01)
[INFO] [stdout] warning: unused variable: `a1`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:122:13
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let a1 = &pi.1;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_a1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a2`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let a2 = &e2.n;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_a2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b2`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |         let b2 = &pi.2;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_b2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:282:28
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 value: (v, a),
[INFO] [stdout]     |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_substituted`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:291:17
[INFO] [stdout]     |
[INFO] [stdout] 291 |             let a_substituted = &e.n;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a_substituted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:336:28
[INFO] [stdout]     |
[INFO] [stdout] 336 |                 value: (v, a),
[INFO] [stdout]     |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_substituted`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:345:17
[INFO] [stdout]     |
[INFO] [stdout] 345 |             let a_substituted = &e.n;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a_substituted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.69s
[INFO] running `Command { std: "docker" "inspect" "cf0238843c7dfb5bca5e16ef50917b7e66cd47b2bd731869fc42e20a7ce9d85c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0238843c7dfb5bca5e16ef50917b7e66cd47b2bd731869fc42e20a7ce9d85c", kill_on_drop: false }`
[INFO] [stdout] cf0238843c7dfb5bca5e16ef50917b7e66cd47b2bd731869fc42e20a7ce9d85c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca301f362080ebaf63782c75a1cca5d8c6bc74d296c0bac5396ff49ea402b41f
[INFO] running `Command { std: "docker" "start" "-a" "ca301f362080ebaf63782c75a1cca5d8c6bc74d296c0bac5396ff49ea402b41f", kill_on_drop: false }`
[INFO] [stderr]    Compiling hw01 v0.1.0 (/opt/rustwide/workdir/homework/hw01)
[INFO] [stdout] warning: unused variable: `a1`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:122:13
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let a1 = &pi.1;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_a1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a2`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let a2 = &e2.n;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_a2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b2`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |         let b2 = &pi.2;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_b2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:282:28
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 value: (v, a),
[INFO] [stdout]     |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_substituted`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:291:17
[INFO] [stdout]     |
[INFO] [stdout] 291 |             let a_substituted = &e.n;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a_substituted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:336:28
[INFO] [stdout]     |
[INFO] [stdout] 336 |                 value: (v, a),
[INFO] [stdout]     |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_substituted`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:345:17
[INFO] [stdout]     |
[INFO] [stdout] 345 |             let a_substituted = &e.n;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a_substituted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a1`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:122:13
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let a1 = &pi.1;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_a1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a2`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let a2 = &e2.n;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_a2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b2`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |         let b2 = &pi.2;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_b2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:282:28
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 value: (v, a),
[INFO] [stdout]     |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_substituted`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:291:17
[INFO] [stdout]     |
[INFO] [stdout] 291 |             let a_substituted = &e.n;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a_substituted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:336:28
[INFO] [stdout]     |
[INFO] [stdout] 336 |                 value: (v, a),
[INFO] [stdout]     |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_substituted`
[INFO] [stdout]    --> homework/hw01/src/rule.rs:345:17
[INFO] [stdout]     |
[INFO] [stdout] 345 |             let a_substituted = &e.n;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a_substituted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "ca301f362080ebaf63782c75a1cca5d8c6bc74d296c0bac5396ff49ea402b41f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca301f362080ebaf63782c75a1cca5d8c6bc74d296c0bac5396ff49ea402b41f", kill_on_drop: false }`
[INFO] [stdout] ca301f362080ebaf63782c75a1cca5d8c6bc74d296c0bac5396ff49ea402b41f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 93d8c71faab6534647e5ba5269ce7611c4bc48818fd43243c002146a1e9c6a08
[INFO] running `Command { std: "docker" "start" "-a" "93d8c71faab6534647e5ba5269ce7611c4bc48818fd43243c002146a1e9c6a08", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `a1`
[INFO] [stderr]    --> homework/hw01/src/rule.rs:122:13
[INFO] [stderr]     |
[INFO] [stderr] 122 |         let a1 = &pi.1;
[INFO] [stderr]     |             ^^ help: if this is intentional, prefix it with an underscore: `_a1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a2`
[INFO] [stderr]    --> homework/hw01/src/rule.rs:126:13
[INFO] [stderr]     |
[INFO] [stderr] 126 |         let a2 = &e2.n;
[INFO] [stderr]     |             ^^ help: if this is intentional, prefix it with an underscore: `_a2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b2`
[INFO] [stderr]    --> homework/hw01/src/rule.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |         let b2 = &pi.2;
[INFO] [stderr]     |             ^^ help: if this is intentional, prefix it with an underscore: `_b2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> homework/hw01/src/rule.rs:282:28
[INFO] [stderr]     |
[INFO] [stderr] 282 |                 value: (v, a),
[INFO] [stderr]     |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a_substituted`
[INFO] [stderr]    --> homework/hw01/src/rule.rs:291:17
[INFO] [stderr]     |
[INFO] [stderr] 291 |             let a_substituted = &e.n;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a_substituted`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> homework/hw01/src/rule.rs:336:28
[INFO] [stderr]     |
[INFO] [stderr] 336 |                 value: (v, a),
[INFO] [stderr]     |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a_substituted`
[INFO] [stderr]    --> homework/hw01/src/rule.rs:345:17
[INFO] [stderr]     |
[INFO] [stderr] 345 |             let a_substituted = &e.n;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a_substituted`
[INFO] [stderr] 
[INFO] [stderr] warning: `hw01` (lib) generated 7 warnings (run `cargo fix --lib -p hw01` to apply 7 suggestions)
[INFO] [stderr] warning: `hw01` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hw01-2d208572d10c857e)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test de_bruijn::tests::alpha_equivalence_false::case_2 ... ok
[INFO] [stdout] test de_bruijn::tests::alpha_equivalence_true::case_2 ... ok
[INFO] [stdout] test de_bruijn::tests::alpha_equivalence_false::case_3 ... ok
[INFO] [stdout] test de_bruijn::tests::alpha_equivalence_false::case_4 ... ok
[INFO] [stdout] test de_bruijn::tests::alpha_equivalence_false::case_1 ... ok
[INFO] [stdout] test de_bruijn::tests::alpha_equivalence_true::case_1 ... ok
[INFO] [stdout] test de_bruijn::tests::alpha_equivalence_true::case_3 ... ok
[INFO] [stdout] test de_bruijn::tests::alpha_equivalence_true::case_4 ... ok
[INFO] [stdout] test de_bruijn::tests::homework_cases ... ok
[INFO] [stdout] test de_bruijn::tests::substitution::case_1 ... ok
[INFO] [stdout] test de_bruijn::tests::alpha_equivalence_true::case_5 ... ok
[INFO] [stdout] test de_bruijn::tests::substitution::case_3 ... ok
[INFO] [stdout] test de_bruijn::tests::substitution::case_2 ... ok
[INFO] [stdout] test de_bruijn::tests::substitution::case_4 ... ok
[INFO] [stdout] test de_bruijn::tests::substitution::case_5 ... ok
[INFO] [stdout] test model::tests::free_vars::case_2 ... ok
[INFO] [stdout] test de_bruijn::tests::substitution::case_6 ... ok
[INFO] [stdout] test model::tests::free_vars::case_3 ... ok
[INFO] [stdout] test model::tests::free_vars::case_4 ... ok
[INFO] [stdout] test rule::tests::homework ... ok
[INFO] [stdout] test parse::tests::invalid::case_01 ... ok
[INFO] [stdout] test parse::tests::valid::case_01 ... ok
[INFO] [stdout] test model::tests::free_vars::case_1 ... ok
[INFO] [stdout] test de_bruijn::tests::alpha_equivalence_false::case_5 ... ok
[INFO] [stdout] test verifier::tests::check ... ok
[INFO] [stdout] test verifier::tests::check2 ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- verifier::tests::check2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'verifier::tests::check2' (50) panicked at homework/hw01/src/verifier.rs:174:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58f3c031d472 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58f3c031d472 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58f3c031d472 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58f3c031d472 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58f3c032d6aa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58f3c032d6aa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x58f3c02ec1b6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58f3c02ec1b6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x58f3c02fc959 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58f3c02fc959 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58f3c02fc7f1 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58f3c02bcfae - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x58f3c02bcfae - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x58f3c02fcbd2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x58f3c02fcbd2 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58f3c02fca18 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58f3c02f7fa9 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58f3c02e0fed - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58f3c033525c - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58f3c0334ac2 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x58f3c027bd44 - core::result::Result<T,E>::unwrap::h9679aaf27eebdcb8
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x58f3c027bd44 - hw01::verifier::tests::check2::h439cfe591c2286e9
[INFO] [stdout]                                at /opt/rustwide/workdir/homework/hw01/src/verifier.rs:174:68
[INFO] [stdout]   22:     0x58f3c027c157 - hw01::verifier::tests::check2::{{closure}}::haa38fdccb52f9bd1
[INFO] [stdout]                                at /opt/rustwide/workdir/homework/hw01/src/verifier.rs:172:20
[INFO] [stdout]   23:     0x58f3c02985b6 - core::ops::function::FnOnce::call_once::h96a396575c42d56d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x58f3c02bcd6b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x58f3c02bcd6b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x58f3c02d077a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x58f3c02d077a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x58f3c02d077a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x58f3c02d077a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x58f3c02d077a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x58f3c02d077a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x58f3c02d077a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x58f3c02aabd4 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x58f3c02aabd4 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x58f3c02ae572 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x58f3c02ae572 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x58f3c02ae572 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x58f3c02ae572 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x58f3c02ae572 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x58f3c02ae572 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x58f3c02ae572 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x58f3c02f323f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x58f3c02f323f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   44:     0x794caf61baa4 - <unknown>
[INFO] [stdout]   45:     0x794caf6a8a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     verifier::tests::check2
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 25 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "93d8c71faab6534647e5ba5269ce7611c4bc48818fd43243c002146a1e9c6a08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93d8c71faab6534647e5ba5269ce7611c4bc48818fd43243c002146a1e9c6a08", kill_on_drop: false }`
[INFO] [stdout] 93d8c71faab6534647e5ba5269ce7611c4bc48818fd43243c002146a1e9c6a08
