[INFO] fetching crate expr_tools 0.1.3...
[INFO] checking expr_tools-0.1.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate expr_tools 0.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate expr_tools 0.1.3 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 expr_tools 0.1.3
[INFO] finished tweaking crates.io crate expr_tools 0.1.3
[INFO] tweaked toml for crates.io crate expr_tools 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages
[INFO] [stderr]       Adding evalexpr v7.2.0 (latest: v11.3.0)
[INFO] [stderr]       Adding nalgebra v0.27.1 (latest: v0.32.5)
[INFO] [stderr]       Adding nalgebra-macros v0.1.0 (latest: v0.2.1)
[INFO] [stderr]       Adding permutation v0.2.5 (latest: v0.4.1)
[INFO] [stderr]       Adding simba v0.5.1 (latest: v0.8.1)
[INFO] [stderr]       Adding statrs v0.15.0 (latest: v0.16.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 simba v0.5.1
[INFO] [stderr]   Downloaded evalexpr v7.2.0
[INFO] [stderr]   Downloaded nalgebra v0.27.1
[INFO] [stderr]   Downloaded statrs v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ebc9c908e8669fd764529a24d9aba81ecc583ae89e5e2e77a8ce69c9901c0fc9
[INFO] running `Command { std: "docker" "start" "-a" "ebc9c908e8669fd764529a24d9aba81ecc583ae89e5e2e77a8ce69c9901c0fc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebc9c908e8669fd764529a24d9aba81ecc583ae89e5e2e77a8ce69c9901c0fc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebc9c908e8669fd764529a24d9aba81ecc583ae89e5e2e77a8ce69c9901c0fc9", kill_on_drop: false }`
[INFO] [stdout] ebc9c908e8669fd764529a24d9aba81ecc583ae89e5e2e77a8ce69c9901c0fc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b6de9cb97846ceee0fb03ea87f0417ae7011fa383675c83c59f75db5eb2eecf1
[INFO] running `Command { std: "docker" "start" "-a" "b6de9cb97846ceee0fb03ea87f0417ae7011fa383675c83c59f75db5eb2eecf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking simba v0.5.1
[INFO] [stderr]     Checking permutation v0.2.5
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]     Checking evalexpr v7.2.0
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking vector_utils v0.1.5
[INFO] [stderr]     Checking string_utils v0.1.4
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]     Checking nalgebra v0.27.1
[INFO] [stderr]     Checking statrs v0.15.0
[INFO] [stderr]     Checking expr_tools v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.86s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nalgebra v0.27.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "b6de9cb97846ceee0fb03ea87f0417ae7011fa383675c83c59f75db5eb2eecf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6de9cb97846ceee0fb03ea87f0417ae7011fa383675c83c59f75db5eb2eecf1", kill_on_drop: false }`
[INFO] [stdout] b6de9cb97846ceee0fb03ea87f0417ae7011fa383675c83c59f75db5eb2eecf1
[INFO] checking expr_tools-0.1.3 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate expr_tools 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate expr_tools 0.1.3 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 expr_tools 0.1.3
[INFO] finished tweaking crates.io crate expr_tools 0.1.3
[INFO] tweaked toml for crates.io crate expr_tools 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7354765925c1c626da03df6292e3e08f4b255136ac458bd2f3b2dcfcd5915767
[INFO] running `Command { std: "docker" "start" "-a" "7354765925c1c626da03df6292e3e08f4b255136ac458bd2f3b2dcfcd5915767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7354765925c1c626da03df6292e3e08f4b255136ac458bd2f3b2dcfcd5915767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7354765925c1c626da03df6292e3e08f4b255136ac458bd2f3b2dcfcd5915767", kill_on_drop: false }`
[INFO] [stdout] 7354765925c1c626da03df6292e3e08f4b255136ac458bd2f3b2dcfcd5915767
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] da069afcb351b83c00db591544f268f497cb15d0162eedd4208e8101bf6147fc
[INFO] running `Command { std: "docker" "start" "-a" "da069afcb351b83c00db591544f268f497cb15d0162eedd4208e8101bf6147fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking num-traits v0.2.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking permutation v0.2.5
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]     Checking evalexpr v7.2.0
[INFO] [stderr]     Checking vector_utils v0.1.5
[INFO] [stderr]     Checking string_utils v0.1.4
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking simba v0.5.1
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]     Checking nalgebra v0.27.1
[INFO] [stderr]     Checking statrs v0.15.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/statrs-0.15.0/src/distribution/dirichlet.rs:289:13
[INFO] [stdout]     |
[INFO] [stdout] 289 |             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 `statrs` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "da069afcb351b83c00db591544f268f497cb15d0162eedd4208e8101bf6147fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da069afcb351b83c00db591544f268f497cb15d0162eedd4208e8101bf6147fc", kill_on_drop: false }`
[INFO] [stdout] da069afcb351b83c00db591544f268f497cb15d0162eedd4208e8101bf6147fc