[INFO] fetching crate iotics-grpc-client 4.1.0...
[INFO] checking iotics-grpc-client-4.1.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate iotics-grpc-client 4.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate iotics-grpc-client 4.1.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iotics-grpc-client 4.1.0
[INFO] finished tweaking crates.io crate iotics-grpc-client 4.1.0
[INFO] tweaked toml for crates.io crate iotics-grpc-client 4.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate iotics-grpc-client 4.1.0 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sync_wrapper v0.1.1
[INFO] [stderr]   Downloaded tonic-build v0.8.4
[INFO] [stderr]   Downloaded async-stream-impl v0.3.3
[INFO] [stderr]   Downloaded serde v1.0.151
[INFO] [stderr]   Downloaded async-stream v0.3.3
[INFO] [stderr]   Downloaded axum-core v0.3.0
[INFO] [stderr]   Downloaded async-trait v0.1.60
[INFO] [stderr]   Downloaded prost v0.11.5
[INFO] [stderr]   Downloaded serde_derive v1.0.151
[INFO] [stderr]   Downloaded axum v0.6.1
[INFO] [stderr]   Downloaded tonic v0.8.3
[INFO] [stderr]   Downloaded prettyplease v0.1.22
[INFO] [stderr]   Downloaded prost-build v0.11.5
[INFO] [stderr]   Downloaded prost-types v0.11.5
[INFO] [stderr]   Downloaded prost-derive v0.11.5
[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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a2ce5a17761c0ac826a53fbfdf85dd8bc96758c973511eec3a77d1b17b77686
[INFO] running `Command { std: "docker" "start" "-a" "8a2ce5a17761c0ac826a53fbfdf85dd8bc96758c973511eec3a77d1b17b77686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a2ce5a17761c0ac826a53fbfdf85dd8bc96758c973511eec3a77d1b17b77686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2ce5a17761c0ac826a53fbfdf85dd8bc96758c973511eec3a77d1b17b77686", kill_on_drop: false }`
[INFO] [stdout] 8a2ce5a17761c0ac826a53fbfdf85dd8bc96758c973511eec3a77d1b17b77686
[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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 340cf07c3cceab961cec7106ad1a5d49ef0690183e3e4df65fb4f889da44361a
[INFO] running `Command { std: "docker" "start" "-a" "340cf07c3cceab961cec7106ad1a5d49ef0690183e3e4df65fb4f889da44361a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling serde_derive v1.0.151
[INFO] [stderr]    Compiling prettyplease v0.1.22
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde v1.0.151
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling async-trait v0.1.60
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "340cf07c3cceab961cec7106ad1a5d49ef0690183e3e4df65fb4f889da44361a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "340cf07c3cceab961cec7106ad1a5d49ef0690183e3e4df65fb4f889da44361a", kill_on_drop: false }`
[INFO] [stdout] 340cf07c3cceab961cec7106ad1a5d49ef0690183e3e4df65fb4f889da44361a
[INFO] checking iotics-grpc-client-4.1.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate iotics-grpc-client 4.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate iotics-grpc-client 4.1.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iotics-grpc-client 4.1.0
[INFO] finished tweaking crates.io crate iotics-grpc-client 4.1.0
[INFO] tweaked toml for crates.io crate iotics-grpc-client 4.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate iotics-grpc-client 4.1.0 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78c2f9a6a1608ef42e2d4fb98e4c9b68e284aee382266a0c8a71a59b83e48d04
[INFO] running `Command { std: "docker" "start" "-a" "78c2f9a6a1608ef42e2d4fb98e4c9b68e284aee382266a0c8a71a59b83e48d04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78c2f9a6a1608ef42e2d4fb98e4c9b68e284aee382266a0c8a71a59b83e48d04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78c2f9a6a1608ef42e2d4fb98e4c9b68e284aee382266a0c8a71a59b83e48d04", kill_on_drop: false }`
[INFO] [stdout] 78c2f9a6a1608ef42e2d4fb98e4c9b68e284aee382266a0c8a71a59b83e48d04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunexpected_cfgs" "-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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] 3874229df06b1f3b6bca6d213953f19bfd7b865a60c3076aa1b826dee7fb5195
[INFO] running `Command { std: "docker" "start" "-a" "3874229df06b1f3b6bca6d213953f19bfd7b865a60c3076aa1b826dee7fb5195", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling prettyplease v0.1.22
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling serde_derive v1.0.151
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde v1.0.151
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3874229df06b1f3b6bca6d213953f19bfd7b865a60c3076aa1b826dee7fb5195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3874229df06b1f3b6bca6d213953f19bfd7b865a60c3076aa1b826dee7fb5195", kill_on_drop: false }`
[INFO] [stdout] 3874229df06b1f3b6bca6d213953f19bfd7b865a60c3076aa1b826dee7fb5195
