[INFO] fetching crate qoqo_calculator 0.3.0...
[INFO] testing qoqo_calculator-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate qoqo_calculator 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate qoqo_calculator 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qoqo_calculator 0.3.0
[INFO] finished tweaking crates.io crate qoqo_calculator 0.3.0
[INFO] tweaked toml for crates.io crate qoqo_calculator 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c20832d085825f23522fbbdd53e90de936313d66c246a42e2d18430c9898b210
[INFO] running `Command { std: "docker" "start" "-a" "c20832d085825f23522fbbdd53e90de936313d66c246a42e2d18430c9898b210", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c20832d085825f23522fbbdd53e90de936313d66c246a42e2d18430c9898b210", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c20832d085825f23522fbbdd53e90de936313d66c246a42e2d18430c9898b210", kill_on_drop: false }`
[INFO] [stdout] c20832d085825f23522fbbdd53e90de936313d66c246a42e2d18430c9898b210
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c80abd0021c1aa950b6c9b46de93f56269d4df1a4f5d6569d226ff285f08be9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9c80abd0021c1aa950b6c9b46de93f56269d4df1a4f5d6569d226ff285f08be9", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling qoqo_calculator v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "9c80abd0021c1aa950b6c9b46de93f56269d4df1a4f5d6569d226ff285f08be9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c80abd0021c1aa950b6c9b46de93f56269d4df1a4f5d6569d226ff285f08be9", kill_on_drop: false }`
[INFO] [stdout] 9c80abd0021c1aa950b6c9b46de93f56269d4df1a4f5d6569d226ff285f08be9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e9077b7ce9f1edfcebb42552e314b1721baa44db26acddf8157296fc9f123ea
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0e9077b7ce9f1edfcebb42552e314b1721baa44db26acddf8157296fc9f123ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_test v1.0.130
[INFO] [stderr]    Compiling qoqo_calculator v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "0e9077b7ce9f1edfcebb42552e314b1721baa44db26acddf8157296fc9f123ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e9077b7ce9f1edfcebb42552e314b1721baa44db26acddf8157296fc9f123ea", kill_on_drop: false }`
[INFO] [stdout] 0e9077b7ce9f1edfcebb42552e314b1721baa44db26acddf8157296fc9f123ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c69e4da075c3bdd8d6a1bba37534604fa586c05c4332c5ebc50a757ef83735ef
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c69e4da075c3bdd8d6a1bba37534604fa586c05c4332c5ebc50a757ef83735ef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/qoqo_calculator-d59d9d79e50d8661)
[INFO] [stdout] 
[INFO] [stdout] running 90 tests
[INFO] [stdout] test calculator::tests::test_assign ... ok
[INFO] [stdout] test calculator::tests::test_brackets ... ok
[INFO] [stdout] test calculator::tests::test_calculator_clone ... ok
[INFO] [stdout] test calculator::tests::test_calculator_default ... ok
[INFO] [stdout] test calculator::tests::test_comma ... ok
[INFO] [stdout] test calculator::tests::test_display ... ok
[INFO] [stdout] test calculator::tests::test_divide ... ok
[INFO] [stdout] test calculator::tests::test_calculator_new ... ok
[INFO] [stdout] test calculator::tests::test_end_of_string ... ok
[INFO] [stdout] test calculator::tests::test_factorial ... ok
[INFO] [stdout] test calculator::tests::test_function_2_argument ... ok
[INFO] [stdout] test calculator::tests::test_multiply ... ok
[INFO] [stdout] test calculator::tests::test_calculator_debug ... ok
[INFO] [stdout] test calculator::tests::test_evaluate_functions ... ok
[INFO] [stdout] test calculator::tests::test_get_value ... ok
[INFO] [stdout] test calculator::tests::test_functions ... ok
[INFO] [stdout] test calculator::tests::test_plus_minus ... ok
[INFO] [stdout] test calculator::tests::test_set_value ... ok
[INFO] [stdout] test calculator::tests::test_power ... ok
[INFO] [stdout] test calculator::tests::test_unrecognized ... ok
[INFO] [stdout] test calculator::tests::test_semi_colon ... ok
[INFO] [stdout] test calculator::tests::test_variable ... ok
[INFO] [stdout] test calculator::tests::test_parse_get ... ok
[INFO] [stdout] test calculator::tests::test_number ... ok
[INFO] [stdout] test calculator::tests::test_parse_function ... ok
[INFO] [stdout] test calculator::tests::test_function_argument_numbers ... ok
[INFO] [stdout] test calculator_complex::tests::arg ... ok
[INFO] [stdout] test calculator::tests::test_variable_assign ... ok
[INFO] [stdout] test calculator::tests::test_function_1_argument ... ok
[INFO] [stdout] test calculator_complex::tests::debug ... ok
[INFO] [stdout] test calculator_complex::tests::default ... ok
[INFO] [stdout] test calculator_complex::tests::display ... ok
[INFO] [stdout] test calculator_complex::tests::from_calculator_complex ... ok
[INFO] [stdout] test calculator_complex::tests::from_int ... ok
[INFO] [stdout] test calculator_complex::tests::from_complex ... ok
[INFO] [stdout] test calculator_complex::tests::from_float ... ok
[INFO] [stdout] test calculator_complex::tests::from_str ... ok
[INFO] [stdout] test calculator::tests::test_parse_variable ... ok
[INFO] [stdout] test calculator_complex::tests::conj ... ok
[INFO] [stdout] test calculator_complex::tests::clone_trait ... ok
[INFO] [stdout] test calculator::tests::test_parse_variable_underscore ... ok
[INFO] [stdout] test calculator_complex::tests::inv ... ok
[INFO] [stdout] test calculator_complex::tests::is_close ... ok
[INFO] [stdout] test calculator_complex::tests::neg ... ok
[INFO] [stdout] test calculator_complex::tests::norm ... ok
[INFO] [stdout] test calculator_complex::tests::partial_eq ... ok
[INFO] [stdout] test calculator_complex::tests::norm_sqr ... ok
[INFO] [stdout] test calculator_complex::tests::try_add ... ok
[INFO] [stdout] test calculator_complex::tests::try_div ... ok
[INFO] [stdout] test calculator_complex::tests::try_from_float ... ok
[INFO] [stdout] test calculator_complex::tests::try_mul ... ok
[INFO] [stdout] test calculator_complex::tests::try_iadd ... ok
[INFO] [stdout] test calculator_complex::tests::try_sub ... ok
[INFO] [stdout] test calculator_complex::tests::try_imul ... ok
[INFO] [stdout] test calculator_float::tests::abs ... ok
[INFO] [stdout] test calculator_float::tests::add ... ok
[INFO] [stdout] test calculator_float::tests::acos ... ok
[INFO] [stdout] test calculator_float::tests::add_ref ... ok
[INFO] [stdout] test calculator_float::tests::atan2 ... ok
[INFO] [stdout] test calculator_float::tests::display ... ok
[INFO] [stdout] test calculator_float::tests::clone_trait ... ok
[INFO] [stdout] test calculator_float::tests::debug ... ok
[INFO] [stdout] test calculator_float::tests::cos ... ok
[INFO] [stdout] test calculator_float::tests::div ... ok
[INFO] [stdout] test calculator_complex::tests::try_from_complex ... ok
[INFO] [stdout] test calculator_float::tests::exp ... ok
[INFO] [stdout] test calculator_complex::tests::try_idiv ... ok
[INFO] [stdout] test calculator_float::tests::from ... ok
[INFO] [stdout] test calculator_float::tests::from_reversed ... ok
[INFO] [stdout] test calculator_float::tests::mult ... ok
[INFO] [stdout] test calculator_float::tests::isclose ... ok
[INFO] [stdout] test calculator_float::tests::neg ... ok
[INFO] [stdout] test calculator_float::tests::powf ... ok
[INFO] [stdout] test calculator_float::tests::ser_de_int ... ok
[INFO] [stdout] test calculator_float::tests::ser_de_string ... ok
[INFO] [stdout] test calculator_float::tests::sin ... ok
[INFO] [stdout] test calculator_float::tests::signum ... ok
[INFO] [stdout] test tests::test_debug ... ok
[INFO] [stdout] test calculator_float::tests::sub ... ok
[INFO] [stdout] test calculator_float::tests::try_from ... ok
[INFO] [stdout] test calculator_float::tests::sqrt ... ok
[INFO] [stdout] test calculator_float::tests::partial_eq ... ok
[INFO] [stdout] test calculator_float::tests::recip ... ok
[INFO] [stdout] test calculator_float::tests::ser_de_float ... ok
[INFO] [stdout] test calculator_complex::tests::try_isub ... ok
[INFO] [stdout] test calculator_float::tests::fail_div_assign_by_zero_float - should panic ... ok
[INFO] [stdout] test calculator_float::tests::fail_try_from - should panic ... ok
[INFO] [stdout] test calculator_float::tests::fail_div_by_zero_str - should panic ... ok
[INFO] [stdout] test calculator_float::tests::fail_div_assign_by_zero_str - should panic ... ok
[INFO] [stdout] test calculator_float::tests::fail_div_by_zero_float - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 90 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests qoqo_calculator
[INFO] [stderr] warning: lint `private_intra_doc_links` has been renamed to `rustdoc::private_intra_doc_links`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 | #![warn(private_intra_doc_links)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::private_intra_doc_links`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `missing_crate_level_docs` has been renamed to `rustdoc::missing_crate_level_docs`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 | #![warn(missing_crate_level_docs)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_crate_level_docs`
[INFO] [stderr] 
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 | #![warn(missing_doc_code_examples)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr] 
[INFO] [stderr] warning: lint `private_doc_tests` has been renamed to `rustdoc::private_doc_tests`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 | #![warn(private_doc_tests)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::private_doc_tests`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[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" "c69e4da075c3bdd8d6a1bba37534604fa586c05c4332c5ebc50a757ef83735ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c69e4da075c3bdd8d6a1bba37534604fa586c05c4332c5ebc50a757ef83735ef", kill_on_drop: false }`
[INFO] [stdout] c69e4da075c3bdd8d6a1bba37534604fa586c05c4332c5ebc50a757ef83735ef