[INFO] cloning repository https://github.com/Michael-F-Bryan/constraints
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Michael-F-Bryan/constraints" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fconstraints", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fconstraints'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a240eedc79f8c78c12bdf00bc5f9cb5b497de91b
[INFO] testing Michael-F-Bryan/constraints against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fconstraints" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Michael-F-Bryan/constraints on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Michael-F-Bryan/constraints
[INFO] finished tweaking git repo https://github.com/Michael-F-Bryan/constraints
[INFO] tweaked toml for git repo https://github.com/Michael-F-Bryan/constraints written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa96ac90b3ee27913085506e08e2cb682537427c38fc6e0a5241396a994c481d
[INFO] running `Command { std: "docker" "start" "-a" "aa96ac90b3ee27913085506e08e2cb682537427c38fc6e0a5241396a994c481d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa96ac90b3ee27913085506e08e2cb682537427c38fc6e0a5241396a994c481d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa96ac90b3ee27913085506e08e2cb682537427c38fc6e0a5241396a994c481d", kill_on_drop: false }`
[INFO] [stdout] aa96ac90b3ee27913085506e08e2cb682537427c38fc6e0a5241396a994c481d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 061cc5652dec5ba5070ff443ccc6b59b9920502c844a5e55e6e4b6aa97e8c0cc
[INFO] running `Command { std: "docker" "start" "-a" "061cc5652dec5ba5070ff443ccc6b59b9920502c844a5e55e6e4b6aa97e8c0cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling smol_str v0.1.18
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling euclid v0.20.14
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling simba v0.1.5
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling nalgebra v0.21.1
[INFO] [stderr]    Compiling constraints v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.45s
[INFO] running `Command { std: "docker" "inspect" "061cc5652dec5ba5070ff443ccc6b59b9920502c844a5e55e6e4b6aa97e8c0cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "061cc5652dec5ba5070ff443ccc6b59b9920502c844a5e55e6e4b6aa97e8c0cc", kill_on_drop: false }`
[INFO] [stdout] 061cc5652dec5ba5070ff443ccc6b59b9920502c844a5e55e6e4b6aa97e8c0cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4add11905bdd738ec50582bda2c569494f9307ba33e885a79b1eb94ac0bf4aa3
[INFO] running `Command { std: "docker" "start" "-a" "4add11905bdd738ec50582bda2c569494f9307ba33e885a79b1eb94ac0bf4aa3", kill_on_drop: false }`
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling constraints v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.43s
[INFO] running `Command { std: "docker" "inspect" "4add11905bdd738ec50582bda2c569494f9307ba33e885a79b1eb94ac0bf4aa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4add11905bdd738ec50582bda2c569494f9307ba33e885a79b1eb94ac0bf4aa3", kill_on_drop: false }`
[INFO] [stdout] 4add11905bdd738ec50582bda2c569494f9307ba33e885a79b1eb94ac0bf4aa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 42736c470b4bd812b6714ca85a4dd10c3684998343df6fdc20d322a7363a75f2
[INFO] running `Command { std: "docker" "start" "-a" "42736c470b4bd812b6714ca85a4dd10c3684998343df6fdc20d322a7363a75f2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 47 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/constraints-bd6f87cfeebc61d7)
[INFO] [stdout] test expr::tests::iterate_over_parameters_in_an_expression ... ok
[INFO] [stdout] test parse::parser_tests::simple_integer ... ok
[INFO] [stdout] test parse::parser_tests::one_plus_one_all_times_three ... ok
[INFO] [stdout] test expr::tests::pretty_printing_works_similarly_to_a_human ... ok
[INFO] [stdout] test parse::parser_tests::one_plus_one_plus_negative_one ... ok
[INFO] [stdout] test parse::tokenizer_tests::longer_identifier ... ok
[INFO] [stdout] test parse::tokenizer_tests::close_paren ... ok
[INFO] [stdout] test parse::tokenizer_tests::minus ... ok
[INFO] [stdout] test parse::parser_tests::negative_one_plus_one ... ok
[INFO] [stdout] test parse::tokenizer_tests::multi_digit_integer ... ok
[INFO] [stdout] test parse::parser_tests::function_call_with_expression ... ok
[INFO] [stdout] test parse::parser_tests::negative_one ... ok
[INFO] [stdout] test parse::parser_tests::one_plus_one_times_three ... ok
[INFO] [stdout] test solve::tests::difference_of_numbers_reversed ... ignored
[INFO] [stdout] test solve::tests::simple_trig_2 ... ignored
[INFO] [stdout] test parse::tokenizer_tests::number_with_trailing_dot ... ok
[INFO] [stdout] test solve::tests::trig_equation_with_no_solution ... ignored
[INFO] [stdout] test parse::tokenizer_tests::plus ... ok
[INFO] [stdout] test parse::tokenizer_tests::simple_identifier ... ok
[INFO] [stdout] test solve::tests::single_equality ... ok
[INFO] [stdout] test solve::tests::solve_simple_equations ... ok
[INFO] [stdout] test solve::tests::work_through_youtube_example ... ok
[INFO] [stdout] test solve::tests::unrelated_equations ... ok
[INFO] [stdout] test solve::tests::sin_x_take_cos_x ... ok
[INFO] [stdout] test parse::tokenizer_tests::simple_decimal ... ok
[INFO] [stdout] test solve::tests::x_is_5 ... ok
[INFO] [stdout] test parse::tokenizer_tests::times ... ok
[INFO] [stdout] test parse::tokenizer_tests::single_digit_integer ... ok
[INFO] [stdout] test parse::tokenizer_tests::identifiers_can_contain_numbers ... ok
[INFO] [stdout] test ops::tests::constant_folding_leaves_unknowns_unevaluated ... ok
[INFO] [stdout] test parse::parser_tests::one_plus_one ... ok
[INFO] [stdout] test parse::tokenizer_tests::identifiers_can_have_underscores ... ok
[INFO] [stdout] test parse::parser_tests::number_in_parens ... ok
[INFO] [stdout] test parse::tokenizer_tests::identifiers_can_start_with_underscores ... ok
[INFO] [stdout] test parse::parser_tests::negative_one_plus_x ... ok
[INFO] [stderr]    Doc-tests constraints
[INFO] [stdout] test ops::tests::evaluate_some_expressions ... ok
[INFO] [stdout] test parse::tokenizer_tests::divide ... ok
[INFO] [stdout] test parse::parser_tests::function_calls_function_calls_function_with_variable ... ok
[INFO] [stdout] test solve::tests::simple_trig ... ok
[INFO] [stdout] test parse::parser_tests::function_call ... ok
[INFO] [stdout] test parse::parser_tests::bimdas ... ok
[INFO] [stdout] test ops::tests::constant_fold_simple_arithmetic ... ok
[INFO] [stdout] test ops::tests::basic_substitutions ... ok
[INFO] [stdout] test parse::tokenizer_tests::open_paren ... ok
[INFO] [stdout] test ops::tests::differentiate_wrt_x ... ok
[INFO] [stdout] test solve::tests::difference_of_numbers ... ok
[INFO] [stdout] test solve::tests::calculate_jacobian_of_known_system_of_equations ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 44 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "42736c470b4bd812b6714ca85a4dd10c3684998343df6fdc20d322a7363a75f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42736c470b4bd812b6714ca85a4dd10c3684998343df6fdc20d322a7363a75f2", kill_on_drop: false }`
[INFO] [stdout] 42736c470b4bd812b6714ca85a4dd10c3684998343df6fdc20d322a7363a75f2