[INFO] cloning repository https://github.com/nuclearprotocol/substrate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nuclearprotocol/substrate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuclearprotocol%2Fsubstrate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuclearprotocol%2Fsubstrate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c54d4d0b56121449cd1e9cf4eb47176b021525c1
[INFO] checking nuclearprotocol/substrate against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuclearprotocol%2Fsubstrate" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nuclearprotocol/substrate 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/nuclearprotocol/substrate
[INFO] finished tweaking git repo https://github.com/nuclearprotocol/substrate
[INFO] tweaked toml for git repo https://github.com/nuclearprotocol/substrate written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nuclearprotocol/substrate 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 ref-cast-impl v1.0.0
[INFO] [stderr]   Downloaded keccak-hasher v0.15.2
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[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] 54417fe8b5ff773cd2ebcf6993bd9d3f08e5c01f8a646b025e89a64245480c6d
[INFO] running `Command { std: "docker" "start" "-a" "54417fe8b5ff773cd2ebcf6993bd9d3f08e5c01f8a646b025e89a64245480c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54417fe8b5ff773cd2ebcf6993bd9d3f08e5c01f8a646b025e89a64245480c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54417fe8b5ff773cd2ebcf6993bd9d3f08e5c01f8a646b025e89a64245480c6d", kill_on_drop: false }`
[INFO] [stdout] 54417fe8b5ff773cd2ebcf6993bd9d3f08e5c01f8a646b025e89a64245480c6d
[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] d503fa2e8549444b1925eb9868979dc4c0e20da46a33c789f2c5154742fc4614
[INFO] running `Command { std: "docker" "start" "-a" "d503fa2e8549444b1925eb9868979dc4c0e20da46a33c789f2c5154742fc4614", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
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[INFO] [stderr]    Compiling pin-project-internal v0.4.9
[INFO] [stderr]     Checking substrate-bip39 v0.4.1
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[INFO] [stderr]     Checking sp-tracing v2.0.0-dev (/opt/rustwide/workdir/primitives/tracing)
[INFO] [stderr]    Compiling prost-derive v0.6.1
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[INFO] [stderr]    Compiling wasm-bindgen v0.2.60
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[INFO] [stderr]    Compiling httparse v1.3.4
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[INFO] [stderr]    Compiling frame-support-procedural-tools-derive v2.0.0-dev (/opt/rustwide/workdir/frame/support/procedural/tools/derive)
[INFO] [stderr]     Checking thiserror v1.0.15
[INFO] [stderr]    Compiling bitflags v1.2.1
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[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
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[INFO] [stderr]    Compiling protobuf v2.14.0
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[INFO] [stderr]     Checking pin-project v0.4.9
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[INFO] [stderr]     Checking untrusted v0.7.0
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[INFO] [stderr]    Compiling target-lexicon v0.10.0
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[INFO] [stderr]     Checking sha-1 v0.8.2
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[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling libp2p-core-derive v0.18.0
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[INFO] [stderr]     Checking futures_codec v0.3.4
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.59.0
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[INFO] [stderr]     Checking data-encoding v2.2.0
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[INFO] [stderr]    Compiling libp2p-core v0.18.0
[INFO] [stderr]     Checking impl-serde v0.3.0
[INFO] [stderr]     Checking impl-serde v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]    Compiling libp2p-kad v0.18.0
[INFO] [stderr]     Checking sp-storage v2.0.0-dev (/opt/rustwide/workdir/primitives/storage)
[INFO] [stderr]    Compiling libp2p-identify v0.18.0
[INFO] [stderr]    Compiling libp2p-gossipsub v0.18.0
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> primitives/storage/src/lib.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use sp_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[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] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]     Checking sp-externalities v0.8.0-dev (/opt/rustwide/workdir/primitives/externalities)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> primitives/externalities/src/lib.rs:219:57
[INFO] [stdout]     |
[INFO] [stdout] 219 |         self.extension_by_type_id(TypeId::of::<T>()).and_then(Any::downcast_mut)
[INFO] [stdout]     |                                                               ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 219 |         self.extension_by_type_id(TypeId::of::<T>()).and_then(<dyn Any>::downcast_mut)
[INFO] [stdout]     |                                                               ++++    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling libp2p-secio v0.18.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling snow v0.6.2
[INFO] [stderr]    Compiling libp2p-noise v0.18.0
[INFO] [stderr]    Compiling libp2p-floodsub v0.18.0
[INFO] [stderr]    Compiling libp2p-plaintext v0.18.0
[INFO] [stderr]    Compiling cranelift-entity v0.59.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling frame-support-procedural-tools v2.0.0-dev (/opt/rustwide/workdir/frame/support/procedural/tools)
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking wasm-timer v0.2.4
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.59.0
[INFO] [stderr]     Checking multihash v0.10.1
[INFO] [stderr]     Checking js-sys v0.3.37
[INFO] [stderr]    Compiling scroll_derive v0.10.1
[INFO] [stderr]     Checking send_wrapper v0.4.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking parity-multiaddr v0.8.0
[INFO] [stderr]     Checking multistream-select v0.8.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.0
[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v2.0.0-dev (/opt/rustwide/workdir/primitives/runtime-interface/proc-macro)
[INFO] [stderr]    Compiling sp-api-proc-macro v2.0.0-dev (/opt/rustwide/workdir/primitives/api/proc-macro)
[INFO] [stderr]    Compiling frame-support-procedural v2.0.0-dev (/opt/rustwide/workdir/frame/support/procedural)
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]   --> primitives/runtime-interface/proc-macro/src/runtime_interface/host_function_interface.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 | use std::iter::{Iterator, self};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Iterator` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `blake2_rfc` is imported redundantly
[INFO] [stdout]   --> primitives/api/proc-macro/src/decl_runtime_apis.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | use blake2_rfc;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `blake2_rfc` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zstd-sys v1.4.15+zstd.1.4.4
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking web-sys v0.3.37
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stdout] warning: fields `visibility_token` and `enum_token` are never read
[INFO] [stdout]   --> frame/support/procedural/src/construct_runtime/parse.rs:42:6
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct RuntimeDefinition {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 42 |     pub visibility_token: Token![pub],
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 43 |     pub enum_token: Token![enum],
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RuntimeDefinition` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking parity-scale-codec v1.3.0
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]    Compiling wasmtime-environ v0.12.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling substrate-wasmtime-runtime v0.13.0-threadsafe.1
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling hex-literal-impl v0.2.1
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking broadcaster v1.0.0
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking primitive-types v0.7.0
[INFO] [stderr]     Checking sp-wasm-interface v2.0.0-dev (/opt/rustwide/workdir/primitives/wasm-interface)
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]   --> primitives/wasm-interface/src/lib.rs:22:41
[INFO] [stdout]    |
[INFO] [stdout] 22 |     borrow::Cow, marker::PhantomData, mem, iter::Iterator, result, vec::Vec,
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Iterator` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> primitives/wasm-interface/src/lib.rs:22:65
[INFO] [stdout]    |
[INFO] [stdout] 22 |     borrow::Cow, marker::PhantomData, mem, iter::Iterator, result, vec::Vec,
[INFO] [stdout]    |                                                                    ^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Sealed` is never used
[INFO] [stdout]    --> primitives/wasm-interface/src/lib.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pub trait Sealed {}
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]     Checking async-task v1.3.1
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]     Checking sp-runtime-interface v2.0.0-dev (/opt/rustwide/workdir/primitives/runtime-interface)
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> primitives/runtime-interface/src/impls.rs:36:32
[INFO] [stdout]    |
[INFO] [stdout] 36 | use sp_std::{any::TypeId, mem, vec::Vec};
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking memory-db v0.20.1
[INFO] [stderr]     Checking sp-arithmetic v2.0.0-dev (/opt/rustwide/workdir/primitives/arithmetic)
[INFO] [stdout] warning: the item `sp_std` is imported redundantly
[INFO] [stdout]   --> primitives/arithmetic/src/traits.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 | use sp_std::{self, convert::{TryFrom, TryInto}};
[INFO] [stdout]    |              ^^^^ the item `sp_std` 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 `Into` is imported redundantly
[INFO] [stdout]   --> primitives/arithmetic/src/fixed128.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     convert::{Into, TryFrom, TryInto},
[INFO] [stdout]    |               ^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Into` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking gloo-timers v0.2.1
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> primitives/arithmetic/src/fixed128.rs:344:30
[INFO] [stdout]     |
[INFO] [stdout] 344 |         let accuracy = P::ACCURACY.saturated_into().max(1) as i128;
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^ cannot infer type of the type parameter `T` declared on the method `saturated_into`
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]     |
[INFO] [stdout] 344 |         let accuracy = P::ACCURACY.saturated_into::<T>().max(1) as i128;
[INFO] [stdout]     |                                                  +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sp-arithmetic` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d503fa2e8549444b1925eb9868979dc4c0e20da46a33c789f2c5154742fc4614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d503fa2e8549444b1925eb9868979dc4c0e20da46a33c789f2c5154742fc4614", kill_on_drop: false }`
[INFO] [stdout] d503fa2e8549444b1925eb9868979dc4c0e20da46a33c789f2c5154742fc4614
[INFO] checking nuclearprotocol/substrate against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuclearprotocol%2Fsubstrate" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nuclearprotocol/substrate 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/nuclearprotocol/substrate
[INFO] finished tweaking git repo https://github.com/nuclearprotocol/substrate
[INFO] tweaked toml for git repo https://github.com/nuclearprotocol/substrate written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nuclearprotocol/substrate 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] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking nuclearprotocol/substrate against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuclearprotocol%2Fsubstrate" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nuclearprotocol/substrate 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/nuclearprotocol/substrate
[INFO] finished tweaking git repo https://github.com/nuclearprotocol/substrate
[INFO] tweaked toml for git repo https://github.com/nuclearprotocol/substrate written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nuclearprotocol/substrate 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking nuclearprotocol/substrate against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuclearprotocol%2Fsubstrate" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nuclearprotocol/substrate 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/nuclearprotocol/substrate
[INFO] finished tweaking git repo https://github.com/nuclearprotocol/substrate
[INFO] tweaked toml for git repo https://github.com/nuclearprotocol/substrate written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nuclearprotocol/substrate 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking nuclearprotocol/substrate against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuclearprotocol%2Fsubstrate" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nuclearprotocol/substrate 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/nuclearprotocol/substrate
[INFO] finished tweaking git repo https://github.com/nuclearprotocol/substrate
[INFO] tweaked toml for git repo https://github.com/nuclearprotocol/substrate written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nuclearprotocol/substrate 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking nuclearprotocol/substrate against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuclearprotocol%2Fsubstrate" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nuclearprotocol/substrate 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/nuclearprotocol/substrate
[INFO] finished tweaking git repo https://github.com/nuclearprotocol/substrate
[INFO] tweaked toml for git repo https://github.com/nuclearprotocol/substrate written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nuclearprotocol/substrate 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.