[INFO] fetching crate ics12-proto-rs 0.1.0...
[INFO] checking ics12-proto-rs-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate ics12-proto-rs 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate ics12-proto-rs 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 ics12-proto-rs 0.1.0
[INFO] finished tweaking crates.io crate ics12-proto-rs 0.1.0
[INFO] tweaked toml for crates.io crate ics12-proto-rs 0.1.0 written to /workspace/builds/worker-2-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 36 packages
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding ibc-proto v0.35.0 (latest: v0.42.2)
[INFO] [stderr]       Adding ics23 v0.10.2 (latest: v0.11.1)
[INFO] [stderr]       Adding informalsystems-pbjson v0.6.0 (latest: v0.7.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding num-derive v0.3.3 (latest: v0.4.2)
[INFO] [stderr]       Adding prost v0.11.9 (latest: v0.12.3)
[INFO] [stderr]       Adding prost-derive v0.11.9 (latest: v0.12.3)
[INFO] [stderr]       Adding prost-types v0.11.9 (latest: v0.12.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding tendermint-proto v0.33.2 (latest: v0.35.0)
[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 tendermint-proto v0.33.2
[INFO] [stderr]   Downloaded ibc-proto v0.35.0
[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] 0b5bd7ecfff3fdc9af9436d0cb7114afd2367467a19a31dff8ddc45758447e0d
[INFO] running `Command { std: "docker" "start" "-a" "0b5bd7ecfff3fdc9af9436d0cb7114afd2367467a19a31dff8ddc45758447e0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b5bd7ecfff3fdc9af9436d0cb7114afd2367467a19a31dff8ddc45758447e0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b5bd7ecfff3fdc9af9436d0cb7114afd2367467a19a31dff8ddc45758447e0d", kill_on_drop: false }`
[INFO] [stdout] 0b5bd7ecfff3fdc9af9436d0cb7114afd2367467a19a31dff8ddc45758447e0d
[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] d8c5c5606cc97dbd47adaff1d2ee377141172f468a058df128790086f9ddd290
[INFO] running `Command { std: "docker" "start" "-a" "d8c5c5606cc97dbd47adaff1d2ee377141172f468a058df128790086f9ddd290", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking flex-error v0.4.4
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking informalsystems-pbjson v0.6.0
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking prost v0.11.9
[INFO] [stderr]     Checking prost-types v0.11.9
[INFO] [stderr]     Checking ics23 v0.10.2
[INFO] [stderr]     Checking tendermint-proto v0.33.2
[INFO] [stderr]     Checking ibc-proto v0.35.0
[INFO] [stderr]     Checking ics12-proto-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.33s
[INFO] running `Command { std: "docker" "inspect" "d8c5c5606cc97dbd47adaff1d2ee377141172f468a058df128790086f9ddd290", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8c5c5606cc97dbd47adaff1d2ee377141172f468a058df128790086f9ddd290", kill_on_drop: false }`
[INFO] [stdout] d8c5c5606cc97dbd47adaff1d2ee377141172f468a058df128790086f9ddd290
[INFO] checking ics12-proto-rs-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate ics12-proto-rs 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate ics12-proto-rs 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 ics12-proto-rs 0.1.0
[INFO] finished tweaking crates.io crate ics12-proto-rs 0.1.0
[INFO] tweaked toml for crates.io crate ics12-proto-rs 0.1.0 written to /workspace/builds/worker-2-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]     Blocking waiting for file lock on package cache
[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-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] dece6f097d87b70c6344a0d18d4727fe31c6c654d5190a00f404eced2a537265
[INFO] running `Command { std: "docker" "start" "-a" "dece6f097d87b70c6344a0d18d4727fe31c6c654d5190a00f404eced2a537265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dece6f097d87b70c6344a0d18d4727fe31c6c654d5190a00f404eced2a537265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dece6f097d87b70c6344a0d18d4727fe31c6c654d5190a00f404eced2a537265", kill_on_drop: false }`
[INFO] [stdout] dece6f097d87b70c6344a0d18d4727fe31c6c654d5190a00f404eced2a537265
[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] 665ff487b74c241080c66c28d11a1b17d5d3cd3c25fc13a89eb12e80407f0d0f
[INFO] running `Command { std: "docker" "start" "-a" "665ff487b74c241080c66c28d11a1b17d5d3cd3c25fc13a89eb12e80407f0d0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/subtle-encoding-0.5.1/src/error.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |             Err($err)?;
[INFO] [stdout]    |             ^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/subtle-encoding-0.5.1/src/base64.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         ensure!(self.decoded_len(src)? <= dst.len(), LengthInvalid);
[INFO] [stdout]    |         ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `ensure` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/subtle-encoding-0.5.1/src/error.rs:54:13
[INFO] [stdout]     |
[INFO] [stdout] 54  |             Err($err)?;
[INFO] [stdout]     |             ^^^^^^^^^ cannot infer type
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/subtle-encoding-0.5.1/src/hex.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         ensure!(dst_length <= dst.len(), LengthInvalid);
[INFO] [stdout]     |         ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `ensure` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/subtle-encoding-0.5.1/src/error.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |             Err($err)?;
[INFO] [stdout]    |             ^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/subtle-encoding-0.5.1/src/identity.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         ensure!(self.encoded_len(src) == dst.len(), LengthInvalid);
[INFO] [stdout]    |         ---------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `ensure` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/subtle-encoding-0.5.1/src/error.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |             Err($err)?;
[INFO] [stdout]    |             ^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/subtle-encoding-0.5.1/src/identity.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         ensure!(self.decoded_len(src)? == dst.len(), LengthInvalid);
[INFO] [stdout]    |         ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `ensure` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `subtle-encoding` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "665ff487b74c241080c66c28d11a1b17d5d3cd3c25fc13a89eb12e80407f0d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "665ff487b74c241080c66c28d11a1b17d5d3cd3c25fc13a89eb12e80407f0d0f", kill_on_drop: false }`
[INFO] [stdout] 665ff487b74c241080c66c28d11a1b17d5d3cd3c25fc13a89eb12e80407f0d0f