[INFO] cloning repository https://github.com/marsupialtail/time-lake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marsupialtail/time-lake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarsupialtail%2Ftime-lake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarsupialtail%2Ftime-lake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9a648b26babc844be4cf9ee744d78ed186a71de
[INFO] checking marsupialtail/time-lake against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarsupialtail%2Ftime-lake" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marsupialtail/time-lake 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/marsupialtail/time-lake
[INFO] finished tweaking git repo https://github.com/marsupialtail/time-lake
[INFO] tweaked toml for git repo https://github.com/marsupialtail/time-lake written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/marsupialtail/time-lake 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]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros v0.15.2
[INFO] [stderr]   Downloaded pyo3-build-config v0.15.2
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.15.2
[INFO] [stderr]   Downloaded pyo3 v0.15.2
[INFO] [stderr]   Downloaded numpy v0.15.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1105afd57c01b2e1d24bc2f5529aa67758f5c394f3befc8eb36e96eca09249f9
[INFO] running `Command { std: "docker" "start" "-a" "1105afd57c01b2e1d24bc2f5529aa67758f5c394f3befc8eb36e96eca09249f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1105afd57c01b2e1d24bc2f5529aa67758f5c394f3befc8eb36e96eca09249f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1105afd57c01b2e1d24bc2f5529aa67758f5c394f3befc8eb36e96eca09249f9", kill_on_drop: false }`
[INFO] [stdout] 1105afd57c01b2e1d24bc2f5529aa67758f5c394f3befc8eb36e96eca09249f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d12c2f19b8fbd92763c9c1abfd7e3a278025eca79cd4a557c54da68123c6f2e6
[INFO] running `Command { std: "docker" "start" "-a" "d12c2f19b8fbd92763c9c1abfd7e3a278025eca79cd4a557c54da68123c6f2e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pyo3-build-config v0.15.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling unindent v0.1.11
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling pyo3 v0.15.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling pyo3-macros-backend v0.15.2
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]    Compiling pyo3-macros v0.15.2
[INFO] [stderr]     Checking numpy v0.15.1
[INFO] [stderr]     Checking rust_numpy_ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ndarray` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray;
[INFO] [stdout]   |     ^^^^^^^ the item `ndarray` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ndarray` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray;
[INFO] [stdout]   |     ^^^^^^^ the item `ndarray` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.41s
[INFO] running `Command { std: "docker" "inspect" "d12c2f19b8fbd92763c9c1abfd7e3a278025eca79cd4a557c54da68123c6f2e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d12c2f19b8fbd92763c9c1abfd7e3a278025eca79cd4a557c54da68123c6f2e6", kill_on_drop: false }`
[INFO] [stdout] d12c2f19b8fbd92763c9c1abfd7e3a278025eca79cd4a557c54da68123c6f2e6
[INFO] checking marsupialtail/time-lake against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarsupialtail%2Ftime-lake" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marsupialtail/time-lake on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/marsupialtail/time-lake
[INFO] finished tweaking git repo https://github.com/marsupialtail/time-lake
[INFO] tweaked toml for git repo https://github.com/marsupialtail/time-lake written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/marsupialtail/time-lake 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc391ca866478b9d2194b004b9d09fa9e9e414e60f8fb37a916850aa178925f5
[INFO] running `Command { std: "docker" "start" "-a" "dc391ca866478b9d2194b004b9d09fa9e9e414e60f8fb37a916850aa178925f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc391ca866478b9d2194b004b9d09fa9e9e414e60f8fb37a916850aa178925f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc391ca866478b9d2194b004b9d09fa9e9e414e60f8fb37a916850aa178925f5", kill_on_drop: false }`
[INFO] [stdout] dc391ca866478b9d2194b004b9d09fa9e9e414e60f8fb37a916850aa178925f5
[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" "-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff5ac77aaa8095c01537db2d5cd45841c159dc8d4e37865260ced464c5d11f7f
[INFO] running `Command { std: "docker" "start" "-a" "ff5ac77aaa8095c01537db2d5cd45841c159dc8d4e37865260ced464c5d11f7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling pyo3-build-config v0.15.2
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling unindent v0.1.11
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling pyo3 v0.15.2
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling pyo3-macros-backend v0.15.2
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]    Compiling pyo3-macros v0.15.2
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pyo3-0.15.2/src/ffi/object.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         panic!();
[INFO] [stdout]    |         ^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pyo3` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ff5ac77aaa8095c01537db2d5cd45841c159dc8d4e37865260ced464c5d11f7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff5ac77aaa8095c01537db2d5cd45841c159dc8d4e37865260ced464c5d11f7f", kill_on_drop: false }`
[INFO] [stdout] ff5ac77aaa8095c01537db2d5cd45841c159dc8d4e37865260ced464c5d11f7f