[INFO] cloning repository https://github.com/Y-T-G/hua_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Y-T-G/hua_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FY-T-G%2Fhua_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FY-T-G%2Fhua_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 58dc07308f3934a77fe72c1170690202c98b1929
[INFO] checking Y-T-G/hua_rs against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FY-T-G%2Fhua_rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Y-T-G/hua_rs on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Y-T-G/hua_rs
[INFO] finished tweaking git repo https://github.com/Y-T-G/hua_rs
[INFO] tweaked toml for git repo https://github.com/Y-T-G/hua_rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Y-T-G/hua_rs 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros v0.20.2
[INFO] [stderr]   Downloaded pyo3-build-config v0.20.2
[INFO] [stderr]   Downloaded heapless v0.7.17
[INFO] [stderr]   Downloaded pyo3-ffi v0.20.2
[INFO] [stderr]   Downloaded atomic-polyfill v1.0.3
[INFO] [stderr]   Downloaded rstar v0.11.0
[INFO] [stderr]   Downloaded numpy v0.20.0
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.20.2
[INFO] [stderr]   Downloaded pyo3 v0.20.2
[INFO] [stderr]   Downloaded powerboxesrs v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ff2a6e8ff97914f67843057291747f7478735bcce4d2ca1f25bd374e24c2eb9
[INFO] running `Command { std: "docker" "start" "-a" "9ff2a6e8ff97914f67843057291747f7478735bcce4d2ca1f25bd374e24c2eb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ff2a6e8ff97914f67843057291747f7478735bcce4d2ca1f25bd374e24c2eb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ff2a6e8ff97914f67843057291747f7478735bcce4d2ca1f25bd374e24c2eb9", kill_on_drop: false }`
[INFO] [stdout] 9ff2a6e8ff97914f67843057291747f7478735bcce4d2ca1f25bd374e24c2eb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1e455d760f77134f286350a88e4bc991fbdfe8ae6d5585c2cda9cbd021c51d7
[INFO] running `Command { std: "docker" "start" "-a" "b1e455d760f77134f286350a88e4bc991fbdfe8ae6d5585c2cda9cbd021c51d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.13
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking rayon v1.8.1
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking unindent v0.2.3
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling pyo3-build-config v0.20.2
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking rstar v0.11.0
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling pyo3-ffi v0.20.2
[INFO] [stderr]    Compiling pyo3 v0.20.2
[INFO] [stderr]     Checking serde_json v1.0.111
[INFO] [stderr]    Compiling pyo3-macros-backend v0.20.2
[INFO] [stderr]     Checking powerboxesrs v0.2.1
[INFO] [stderr]    Compiling pyo3-macros v0.20.2
[INFO] [stderr]     Checking numpy v0.20.0
[INFO] [stderr]     Checking hua_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.54s
[INFO] running `Command { std: "docker" "inspect" "b1e455d760f77134f286350a88e4bc991fbdfe8ae6d5585c2cda9cbd021c51d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e455d760f77134f286350a88e4bc991fbdfe8ae6d5585c2cda9cbd021c51d7", kill_on_drop: false }`
[INFO] [stdout] b1e455d760f77134f286350a88e4bc991fbdfe8ae6d5585c2cda9cbd021c51d7