[INFO] fetching crate depict-tikz 0.1.0...
[INFO] checking depict-tikz-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate depict-tikz 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate depict-tikz 0.1.0 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 crates.io crate depict-tikz 0.1.0
[INFO] finished tweaking crates.io crate depict-tikz 0.1.0
[INFO] tweaked toml for crates.io crate depict-tikz 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate depict-tikz 0.1.0 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 v0.15.1
[INFO] [stderr]   Downloaded sorted-vec v0.7.0
[INFO] [stderr]   Downloaded indoc-impl v0.3.6
[INFO] [stderr]   Downloaded quote v1.0.16
[INFO] [stderr]   Downloaded beef v0.5.1
[INFO] [stderr]   Downloaded logos v0.12.0
[INFO] [stderr]   Downloaded indoc v0.3.6
[INFO] [stderr]   Downloaded paste-impl v0.1.18
[INFO] [stderr]   Downloaded logos-derive v0.12.0
[INFO] [stderr]   Downloaded numpy v0.15.1
[INFO] [stderr]   Downloaded pyo3 v0.15.1
[INFO] [stderr]   Downloaded ndarray v0.15.4
[INFO] [stderr]   Downloaded syn v1.0.89
[INFO] [stderr]   Downloaded num-complex v0.4.0
[INFO] [stderr]   Downloaded pomelo-impl v0.1.5
[INFO] [stderr]   Downloaded pomelo v0.1.5
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.15.1
[INFO] [stderr]   Downloaded typed-index-collections v3.0.3
[INFO] [stderr]   Downloaded paste v0.1.18
[INFO] [stderr]   Downloaded pyo3-build-config v0.15.1
[INFO] [stderr]   Downloaded depict v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fd7e9ac3c9a40fcbba6e50b7bf74d7f8d5e5bf571c6dfe7bd639a88651786d83
[INFO] running `Command { std: "docker" "start" "-a" "fd7e9ac3c9a40fcbba6e50b7bf74d7f8d5e5bf571c6dfe7bd639a88651786d83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd7e9ac3c9a40fcbba6e50b7bf74d7f8d5e5bf571c6dfe7bd639a88651786d83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd7e9ac3c9a40fcbba6e50b7bf74d7f8d5e5bf571c6dfe7bd639a88651786d83", kill_on_drop: false }`
[INFO] [stdout] fd7e9ac3c9a40fcbba6e50b7bf74d7f8d5e5bf571c6dfe7bd639a88651786d83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e980ce3710b628d42787e4008fab926a785fbc6820af5af52353ef9cc8d7e243
[INFO] running `Command { std: "docker" "start" "-a" "e980ce3710b628d42787e4008fab926a785fbc6820af5af52353ef9cc8d7e243", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling pyo3-build-config v0.15.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling unindent v0.1.8
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking tracing-core v0.1.23
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling beef v0.5.1
[INFO] [stderr]     Checking fixedbitset v0.4.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking typed-index-collections v3.0.3
[INFO] [stderr]     Checking sorted-vec v0.7.0
[INFO] [stderr]    Compiling indoc v1.0.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.9
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling pyo3 v0.15.1
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]    Compiling pyo3-macros-backend v0.15.1
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling pomelo-impl v0.1.5
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]    Compiling pyo3-macros v0.15.1
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking tracing v0.1.32
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking pomelo v0.1.5
[INFO] [stderr]     Checking numpy v0.15.1
[INFO] [stderr]     Checking depict v0.1.0
[INFO] [stderr]     Checking depict-tikz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/main.rs:123:22
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 _ => (bundle_src_frac),
[INFO] [stdout]     |                      ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 123 -                 _ => (bundle_src_frac),
[INFO] [stdout] 123 +                 _ => bundle_src_frac,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/main.rs:123:22
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 _ => (bundle_src_frac),
[INFO] [stdout]     |                      ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 123 -                 _ => (bundle_src_frac),
[INFO] [stdout] 123 +                 _ => bundle_src_frac,
[INFO] [stdout]     |
[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 9.83s
[INFO] running `Command { std: "docker" "inspect" "e980ce3710b628d42787e4008fab926a785fbc6820af5af52353ef9cc8d7e243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e980ce3710b628d42787e4008fab926a785fbc6820af5af52353ef9cc8d7e243", kill_on_drop: false }`
[INFO] [stdout] e980ce3710b628d42787e4008fab926a785fbc6820af5af52353ef9cc8d7e243
[INFO] checking depict-tikz-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate depict-tikz 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate depict-tikz 0.1.0 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 crates.io crate depict-tikz 0.1.0
[INFO] finished tweaking crates.io crate depict-tikz 0.1.0
[INFO] tweaked toml for crates.io crate depict-tikz 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate depict-tikz 0.1.0 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] de9bc84f196167108bdd339a4dcde4fa25b7e2dc50e32975e49d4d6d65cd8f88
[INFO] running `Command { std: "docker" "start" "-a" "de9bc84f196167108bdd339a4dcde4fa25b7e2dc50e32975e49d4d6d65cd8f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de9bc84f196167108bdd339a4dcde4fa25b7e2dc50e32975e49d4d6d65cd8f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de9bc84f196167108bdd339a4dcde4fa25b7e2dc50e32975e49d4d6d65cd8f88", kill_on_drop: false }`
[INFO] [stdout] de9bc84f196167108bdd339a4dcde4fa25b7e2dc50e32975e49d4d6d65cd8f88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] cb4dc95bb594330d4c2c0298c38ba1418596e558969704d1248ab04958d2d983
[INFO] running `Command { std: "docker" "start" "-a" "cb4dc95bb594330d4c2c0298c38ba1418596e558969704d1248ab04958d2d983", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling pyo3-build-config v0.15.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling unindent v0.1.8
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]     Checking tracing-core v0.1.23
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling beef v0.5.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking fixedbitset v0.4.1
[INFO] [stderr]     Checking sorted-vec v0.7.0
[INFO] [stderr]     Checking typed-index-collections v3.0.3
[INFO] [stderr]    Compiling indoc v1.0.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.9
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling pyo3 v0.15.1
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]    Compiling pyo3-macros-backend v0.15.1
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling pomelo-impl v0.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]    Compiling pyo3-macros v0.15.1
[INFO] [stderr]     Checking tracing v0.1.32
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking pomelo v0.1.5
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pyo3-0.15.1/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" "cb4dc95bb594330d4c2c0298c38ba1418596e558969704d1248ab04958d2d983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb4dc95bb594330d4c2c0298c38ba1418596e558969704d1248ab04958d2d983", kill_on_drop: false }`
[INFO] [stdout] cb4dc95bb594330d4c2c0298c38ba1418596e558969704d1248ab04958d2d983