[INFO] cloning repository https://github.com/qiskit-community/ffsim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qiskit-community/ffsim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqiskit-community%2Fffsim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqiskit-community%2Fffsim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 814631ac6de838c60b006c03bcb0559457bcb85e
[INFO] checking qiskit-community/ffsim against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqiskit-community%2Fffsim" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/qiskit-community/ffsim
[INFO] finished tweaking git repo https://github.com/qiskit-community/ffsim
[INFO] tweaked toml for git repo https://github.com/qiskit-community/ffsim written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/qiskit-community/ffsim on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/qiskit-community/ffsim 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f038163f86478fd6eb612120cf981334bf0007568593f123b16e2bfaaafaa116
[INFO] running `Command { std: "docker" "start" "-a" "f038163f86478fd6eb612120cf981334bf0007568593f123b16e2bfaaafaa116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f038163f86478fd6eb612120cf981334bf0007568593f123b16e2bfaaafaa116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f038163f86478fd6eb612120cf981334bf0007568593f123b16e2bfaaafaa116", kill_on_drop: false }`
[INFO] [stdout] f038163f86478fd6eb612120cf981334bf0007568593f123b16e2bfaaafaa116
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fee0bfa57094a04a50cbde011d0acb65b8d040db59c94d443f2b4f06b2172c6c
[INFO] running `Command { std: "docker" "start" "-a" "fee0bfa57094a04a50cbde011d0acb65b8d040db59c94d443f2b4f06b2172c6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling target-lexicon v0.12.8
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.55
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling base64 v0.21.2
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling rustls-pemfile v1.0.3
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling rustls-native-certs v0.6.3
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]    Compiling matrixmultiply v0.3.7
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling portable-atomic v1.7.0
[INFO] [stderr]    Compiling pyo3-build-config v0.21.2
[INFO] [stderr]    Compiling flate2 v1.0.26
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]    Compiling xattr v0.2.3
[INFO] [stderr]    Compiling filetime v0.2.21
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]     Checking unindent v0.2.3
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking blas-sys v0.7.1
[INFO] [stderr]    Compiling tar v0.4.38
[INFO] [stderr]     Checking blas v0.22.0
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling pyo3-ffi v0.21.2
[INFO] [stderr]    Compiling pyo3 v0.21.2
[INFO] [stderr]    Compiling url v2.4.0
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling pyo3-macros-backend v0.21.2
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling pyo3-macros v0.21.2
[INFO] [stderr]    Compiling ureq v2.7.1
[INFO] [stderr]    Compiling openblas-build v0.10.8
[INFO] [stderr]    Compiling openblas-src v0.10.8
[INFO] [stderr]     Checking blas-src v0.10.0
[INFO] [stderr]     Checking numpy v0.21.0
[INFO] [stderr]     Checking ffsim v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<FermionOperator, Infallible>
[INFO] [stdout]    --> src/fermion_operator.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 113 | #[pymethods]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the attribute macro `pymethods` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/fermion_operator.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 113 | #[pymethods]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `pymethods` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]    --> src/fermion_operator.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 113 | #[pymethods]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `pymethods` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/fermion_operator.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 113 | #[pymethods]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `pymethods` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<num_complex::Complex<f64>, Infallible>
[INFO] [stdout]    --> src/fermion_operator.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 113 | #[pymethods]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `pymethods` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ffsim` (lib test) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<FermionOperator, Infallible>
[INFO] [stdout]    --> src/fermion_operator.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 113 | #[pymethods]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the attribute macro `pymethods` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/fermion_operator.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 113 | #[pymethods]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `pymethods` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]    --> src/fermion_operator.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 113 | #[pymethods]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `pymethods` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/fermion_operator.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 113 | #[pymethods]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `pymethods` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<num_complex::Complex<f64>, Infallible>
[INFO] [stdout]    --> src/fermion_operator.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 113 | #[pymethods]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `pymethods` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ffsim` (lib) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "fee0bfa57094a04a50cbde011d0acb65b8d040db59c94d443f2b4f06b2172c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fee0bfa57094a04a50cbde011d0acb65b8d040db59c94d443f2b4f06b2172c6c", kill_on_drop: false }`
[INFO] [stdout] fee0bfa57094a04a50cbde011d0acb65b8d040db59c94d443f2b4f06b2172c6c
