[INFO] fetching crate grid_pathfinding 0.1.1...
[INFO] checking grid_pathfinding-0.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate grid_pathfinding 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate grid_pathfinding 0.1.1 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 grid_pathfinding 0.1.1
[INFO] finished tweaking crates.io crate grid_pathfinding 0.1.1
[INFO] tweaked toml for crates.io crate grid_pathfinding 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate grid_pathfinding 0.1.1 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded android_system_properties v0.1.4
[INFO] [stderr]   Downloaded simplelog v0.10.2
[INFO] [stderr]   Downloaded iana-time-zone v0.1.44
[INFO] [stderr]   Downloaded serde_derive v1.0.143
[INFO] [stderr]   Downloaded ron v0.6.6
[INFO] [stderr]   Downloaded serde v1.0.143
[INFO] [stderr]   Downloaded proc_macro2_helper v0.2.9
[INFO] [stderr]   Downloaded libc v0.2.131
[INFO] [stderr]   Downloaded rand_derive2 v0.1.17
[INFO] [stderr]   Downloaded grid_util v0.1.1
[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] 55ac911c8bfd3d1e5f7afa139a8b0a6944c19d8c418672fc2bf65b4915189096
[INFO] running `Command { std: "docker" "start" "-a" "55ac911c8bfd3d1e5f7afa139a8b0a6944c19d8c418672fc2bf65b4915189096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55ac911c8bfd3d1e5f7afa139a8b0a6944c19d8c418672fc2bf65b4915189096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55ac911c8bfd3d1e5f7afa139a8b0a6944c19d8c418672fc2bf65b4915189096", kill_on_drop: false }`
[INFO] [stdout] 55ac911c8bfd3d1e5f7afa139a8b0a6944c19d8c418672fc2bf65b4915189096
[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] 94cc7a2f51ba715e041e6002cc4f4b4bf39511b22cfa1c8dc120ae57b939a54f
[INFO] running `Command { std: "docker" "start" "-a" "94cc7a2f51ba715e041e6002cc4f4b4bf39511b22cfa1c8dc120ae57b939a54f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.131
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking iana-time-zone v0.1.44
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking strum v0.20.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking simplelog v0.10.2
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling proc_macro2_helper v0.2.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling rand_derive2 v0.1.17
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling thiserror v1.0.32
[INFO] [stderr]    Compiling proc-macro-crate v1.2.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.7
[INFO] [stderr]     Checking num_enum v0.5.7
[INFO] [stderr]     Checking ron v0.6.6
[INFO] [stderr]     Checking grid_util v0.1.1
[INFO] [stderr]     Checking grid_pathfinding v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.75s
[INFO] running `Command { std: "docker" "inspect" "94cc7a2f51ba715e041e6002cc4f4b4bf39511b22cfa1c8dc120ae57b939a54f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94cc7a2f51ba715e041e6002cc4f4b4bf39511b22cfa1c8dc120ae57b939a54f", kill_on_drop: false }`
[INFO] [stdout] 94cc7a2f51ba715e041e6002cc4f4b4bf39511b22cfa1c8dc120ae57b939a54f
[INFO] checking grid_pathfinding-0.1.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate grid_pathfinding 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate grid_pathfinding 0.1.1 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 grid_pathfinding 0.1.1
[INFO] finished tweaking crates.io crate grid_pathfinding 0.1.1
[INFO] tweaked toml for crates.io crate grid_pathfinding 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate grid_pathfinding 0.1.1 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] 31f82edf1e67e125521ea689ba27d0b5361967393dc42b9d890a8e740d1e3e52
[INFO] running `Command { std: "docker" "start" "-a" "31f82edf1e67e125521ea689ba27d0b5361967393dc42b9d890a8e740d1e3e52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31f82edf1e67e125521ea689ba27d0b5361967393dc42b9d890a8e740d1e3e52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f82edf1e67e125521ea689ba27d0b5361967393dc42b9d890a8e740d1e3e52", kill_on_drop: false }`
[INFO] [stdout] 31f82edf1e67e125521ea689ba27d0b5361967393dc42b9d890a8e740d1e3e52
[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] bc6b7447008ee12abc5f47412824be7cdbae28444f561729086f44498ff512d0
[INFO] running `Command { std: "docker" "start" "-a" "bc6b7447008ee12abc5f47412824be7cdbae28444f561729086f44498ff512d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.131
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking iana-time-zone v0.1.44
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking strum v0.20.0
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking simplelog v0.10.2
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling proc_macro2_helper v0.2.9
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc_macro2_helper-0.2.9/src/lib.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             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 `proc_macro2_helper` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bc6b7447008ee12abc5f47412824be7cdbae28444f561729086f44498ff512d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc6b7447008ee12abc5f47412824be7cdbae28444f561729086f44498ff512d0", kill_on_drop: false }`
[INFO] [stdout] bc6b7447008ee12abc5f47412824be7cdbae28444f561729086f44498ff512d0