[INFO] fetching crate ibc 0.48.1...
[INFO] checking ibc-0.48.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate ibc 0.48.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ibc 0.48.1 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 ibc 0.48.1
[INFO] finished tweaking crates.io crate ibc 0.48.1
[INFO] tweaked toml for crates.io crate ibc 0.48.1 written to /workspace/builds/worker-7-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 170 packages
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding block-buffer v0.9.0 (latest: v0.10.4)
[INFO] [stderr]       Adding borsh v0.10.3 (latest: v1.4.0)
[INFO] [stderr]       Adding borsh-derive v0.10.3 (latest: v1.4.0)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding hashbrown v0.13.2 (latest: v0.14.3)
[INFO] [stderr]       Adding ibc-app-transfer v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-app-transfer-types v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-apps v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-client-tendermint v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-client-tendermint-types v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-clients v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core-channel v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core-channel-types v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core-client v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core-client-context v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core-client-types v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core-commitment-types v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core-connection v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core-connection-types v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core-handler v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core-handler-types v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core-host v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core-host-cosmos v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core-host-types v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core-router v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-core-router-types v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-derive v0.4.0 (latest: v0.6.1)
[INFO] [stderr]       Adding ibc-primitives v0.48.2 (latest: v0.51.0)
[INFO] [stderr]       Adding ibc-proto v0.38.0 (latest: v0.42.2)
[INFO] [stderr]       Adding itertools v0.11.0 (latest: v0.12.1)
[INFO] [stderr]       Adding num-derive v0.3.3 (latest: v0.4.2)
[INFO] [stderr]       Adding proc-macro-crate v0.1.5 (latest: v3.1.0)
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (latest: v3.1.0)
[INFO] [stderr]       Adding proc-macro-crate v2.0.2 (latest: v3.1.0)
[INFO] [stderr]       Adding radium v0.7.0 (latest: v1.1.0)
[INFO] [stderr]       Adding serde_derive_internals v0.26.0 (latest: v0.29.0)
[INFO] [stderr]       Adding sha2 v0.9.9 (latest: v0.10.8)
[INFO] [stderr]       Adding strsim v0.10.0 (latest: v0.11.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding tendermint v0.34.1 (latest: v0.35.0)
[INFO] [stderr]       Adding tendermint-light-client-verifier v0.34.1 (latest: v0.35.0)
[INFO] [stderr]       Adding tendermint-proto v0.34.1 (latest: v0.35.0)
[INFO] [stderr]       Adding time v0.3.30 (latest: v0.3.34)
[INFO] [stderr]       Adding time-macros v0.2.15 (latest: v0.2.17)
[INFO] [stderr]       Adding toml v0.5.11 (latest: v0.8.12)
[INFO] [stderr]       Adding toml_datetime v0.6.3 (latest: v0.6.5)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding toml_edit v0.20.2 (latest: v0.22.9)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[INFO] [stderr]       Adding wyz v0.5.1 (latest: v0.6.1)
[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 ibc-primitives v0.48.2
[INFO] [stderr]   Downloaded ed25519-consensus v2.1.0
[INFO] [stderr]   Downloaded informalsystems-pbjson v0.7.0
[INFO] [stderr]   Downloaded flex-error v0.4.4
[INFO] [stderr]   Downloaded borsh-schema-derive-internal v0.10.3
[INFO] [stderr]   Downloaded ibc-derive v0.4.0
[INFO] [stderr]   Downloaded ibc-apps v0.48.2
[INFO] [stderr]   Downloaded ibc-core v0.48.2
[INFO] [stderr]   Downloaded ibc-app-transfer-types v0.48.2
[INFO] [stderr]   Downloaded ibc-app-transfer v0.48.2
[INFO] [stderr]   Downloaded serde-json-wasm v1.0.1
[INFO] [stderr]   Downloaded ibc-core-channel v0.48.2
[INFO] [stderr]   Downloaded ibc-proto v0.38.0
[INFO] [stderr]   Downloaded ibc-client-tendermint-types v0.48.2
[INFO] [stderr]   Downloaded tendermint-light-client-verifier v0.34.1
[INFO] [stderr]   Downloaded ibc-core-channel-types v0.48.2
[INFO] [stderr]   Downloaded ibc-core-client-types v0.48.2
[INFO] [stderr]   Downloaded ibc-core-host-types v0.48.2
[INFO] [stderr]   Downloaded ibc-core-host-cosmos v0.48.2
[INFO] [stderr]   Downloaded borsh v0.10.3
[INFO] [stderr]   Downloaded tendermint-proto v0.34.1
[INFO] [stderr]   Downloaded ibc-clients v0.48.2
[INFO] [stderr]   Downloaded ibc-core-connection v0.48.2
[INFO] [stderr]   Downloaded ibc-core-handler v0.48.2
[INFO] [stderr]   Downloaded ibc-core-router v0.48.2
[INFO] [stderr]   Downloaded ibc-core-client v0.48.2
[INFO] [stderr]   Downloaded ibc-core-client-context v0.48.2
[INFO] [stderr]   Downloaded ibc-core-commitment-types v0.48.2
[INFO] [stderr]   Downloaded ibc-core-router-types v0.48.2
[INFO] [stderr]   Downloaded ibc-core-handler-types v0.48.2
[INFO] [stderr]   Downloaded borsh-derive-internal v0.10.3
[INFO] [stderr]   Downloaded borsh-derive v0.10.3
[INFO] [stderr]   Downloaded ibc-client-tendermint v0.48.2
[INFO] [stderr]   Downloaded tendermint v0.34.1
[INFO] [stderr]   Downloaded ibc-core-host v0.48.2
[INFO] [stderr]   Downloaded ibc-core-connection-types v0.48.2
[INFO] [stderr]   Downloaded ics23 v0.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2984258d3e185f0c69214d45b5de56f8f362a907b0d6b0415bc51a0697126b76
[INFO] running `Command { std: "docker" "start" "-a" "2984258d3e185f0c69214d45b5de56f8f362a907b0d6b0415bc51a0697126b76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2984258d3e185f0c69214d45b5de56f8f362a907b0d6b0415bc51a0697126b76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2984258d3e185f0c69214d45b5de56f8f362a907b0d6b0415bc51a0697126b76", kill_on_drop: false }`
[INFO] [stdout] 2984258d3e185f0c69214d45b5de56f8f362a907b0d6b0415bc51a0697126b76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e947258cd374b74414d4d46f83c846f36f25c7b13bc0816eb12a2a66e021b047
[INFO] running `Command { std: "docker" "start" "-a" "e947258cd374b74414d4d46f83c846f36f25c7b13bc0816eb12a2a66e021b047", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling blake3 v1.5.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking flex-error v0.4.4
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking subtle-ng v2.5.0
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking ripemd v0.1.3
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling prost-derive v0.12.3
[INFO] [stderr]    Compiling serde_repr v0.1.18
[INFO] [stderr]    Compiling displaydoc v0.2.4
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]     Checking curve25519-dalek-ng v4.1.1
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]     Checking ed25519-consensus v2.1.0
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling ibc-derive v0.4.0
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking informalsystems-pbjson v0.7.0
[INFO] [stderr]     Checking impl-serde v0.4.0
[INFO] [stderr]     Checking serde-json-wasm v1.0.1
[INFO] [stderr]     Checking primitive-types v0.12.2
[INFO] [stderr]     Checking prost v0.12.3
[INFO] [stderr]     Checking prost-types v0.12.3
[INFO] [stderr]     Checking ics23 v0.11.1
[INFO] [stderr]     Checking tendermint-proto v0.34.1
[INFO] [stderr]     Checking tendermint v0.34.1
[INFO] [stderr]     Checking ibc-proto v0.38.0
[INFO] [stderr]     Checking tendermint-light-client-verifier v0.34.1
[INFO] [stderr]     Checking ibc-primitives v0.48.2
[INFO] [stderr]     Checking ibc-core-host-types v0.48.2
[INFO] [stderr]     Checking ibc-core-commitment-types v0.48.2
[INFO] [stderr]     Checking ibc-core-client-types v0.48.2
[INFO] [stderr]     Checking ibc-core-router-types v0.48.2
[INFO] [stderr]     Checking ibc-core-connection-types v0.48.2
[INFO] [stderr]     Checking ibc-client-tendermint-types v0.48.2
[INFO] [stderr]     Checking ibc-core-channel-types v0.48.2
[INFO] [stderr]     Checking ibc-core-handler-types v0.48.2
[INFO] [stderr]     Checking ibc-core-router v0.48.2
[INFO] [stderr]     Checking ibc-core-client-context v0.48.2
[INFO] [stderr]     Checking ibc-core-host v0.48.2
[INFO] [stderr]     Checking ibc-core-client v0.48.2
[INFO] [stderr]     Checking ibc-core-connection v0.48.2
[INFO] [stderr]     Checking ibc-client-tendermint v0.48.2
[INFO] [stderr]     Checking ibc-core-channel v0.48.2
[INFO] [stderr]     Checking ibc-clients v0.48.2
[INFO] [stderr]     Checking ibc-core-handler v0.48.2
[INFO] [stderr]     Checking ibc-core v0.48.2
[INFO] [stderr]     Checking ibc-app-transfer-types v0.48.2
[INFO] [stderr]     Checking ibc-app-transfer v0.48.2
[INFO] [stderr]     Checking ibc-core-host-cosmos v0.48.2
[INFO] [stderr]     Checking ibc-apps v0.48.2
[INFO] [stderr]     Checking ibc v0.48.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.07s
[INFO] running `Command { std: "docker" "inspect" "e947258cd374b74414d4d46f83c846f36f25c7b13bc0816eb12a2a66e021b047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e947258cd374b74414d4d46f83c846f36f25c7b13bc0816eb12a2a66e021b047", kill_on_drop: false }`
[INFO] [stdout] e947258cd374b74414d4d46f83c846f36f25c7b13bc0816eb12a2a66e021b047