[INFO] fetching crate holochain_cli_signal_srv 0.2.0...
[INFO] testing holochain_cli_signal_srv-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate holochain_cli_signal_srv 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate holochain_cli_signal_srv 0.2.0
[INFO] finished tweaking crates.io crate holochain_cli_signal_srv 0.2.0
[INFO] tweaked toml for crates.io crate holochain_cli_signal_srv 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate holochain_cli_signal_srv 0.2.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate holochain_cli_signal_srv 0.2.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-tungstenite v0.18.0
[INFO] [stderr]   Downloaded filetime v0.2.21
[INFO] [stderr]   Downloaded tungstenite v0.18.0
[INFO] [stderr]   Downloaded anstyle v1.0.0
[INFO] [stderr]   Downloaded minisign-verify v0.2.1
[INFO] [stderr]   Downloaded sodoken v0.0.9
[INFO] [stderr]   Downloaded scratch v1.0.5
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.94
[INFO] [stderr]   Downloaded dirs v5.0.0
[INFO] [stderr]   Downloaded chrono v0.4.24
[INFO] [stderr]   Downloaded cxx-build v1.0.94
[INFO] [stderr]   Downloaded clap_builder v4.2.4
[INFO] [stderr]   Downloaded syn v2.0.15
[INFO] [stderr]   Downloaded prometheus v0.13.3
[INFO] [stderr]   Downloaded libc v0.2.142
[INFO] [stderr]   Downloaded hyper v0.14.26
[INFO] [stderr]   Downloaded h2 v0.3.18
[INFO] [stderr]   Downloaded rustix v0.37.15
[INFO] [stderr]   Downloaded tokio v1.28.0
[INFO] [stderr]   Downloaded inferno v0.11.15
[INFO] [stderr]   Downloaded cxx v1.0.94
[INFO] [stderr]   Downloaded serde_json v1.0.96
[INFO] [stderr]   Downloaded bumpalo v3.12.1
[INFO] [stderr]   Downloaded ureq v2.6.2
[INFO] [stderr]   Downloaded clap v4.2.4
[INFO] [stderr]   Downloaded zip v0.6.4
[INFO] [stderr]   Downloaded serde_derive v1.0.160
[INFO] [stderr]   Downloaded if-addrs v0.10.1
[INFO] [stderr]   Downloaded xattr v0.2.3
[INFO] [stderr]   Downloaded headers v0.3.8
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.94
[INFO] [stderr]   Downloaded iana-time-zone v0.1.56
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[INFO] [stderr]   Downloaded anstyle-parse v0.2.0
[INFO] [stderr]   Downloaded anstyle-wincon v1.0.1
[INFO] [stderr]   Downloaded is-terminal v0.4.7
[INFO] [stderr]   Downloaded anstream v0.3.1
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.4
[INFO] [stderr]   Downloaded clap_lex v0.4.1
[INFO] [stderr]   Downloaded terminal_size v0.2.6
[INFO] [stderr]   Downloaded clap_derive v4.2.0
[INFO] [stderr]   Downloaded dirs-sys v0.4.0
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[INFO] [stderr]   Downloaded one_err v0.0.8
[INFO] [stderr]   Downloaded multiparty v0.1.0
[INFO] [stderr]   Downloaded rustls-pemfile v1.0.2
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[INFO] [stderr]   Downloaded tracing v0.1.38
[INFO] [stderr]   Downloaded libsodium-sys-stable v1.19.27
[INFO] [stderr]   Downloaded holochain_trace v0.2.0
[INFO] [stderr]   Downloaded tx5-signal-srv v0.0.1-alpha.7
[INFO] [stderr]   Downloaded tx5-core v0.0.1-alpha.5
[INFO] [stderr]   Downloaded libflate v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c399a28bd0894d83e1b5df36b5787a0d858754ca6b21f500e0c66d18d679f4d7
[INFO] running `Command { std: "docker" "start" "-a" "c399a28bd0894d83e1b5df36b5787a0d858754ca6b21f500e0c66d18d679f4d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c399a28bd0894d83e1b5df36b5787a0d858754ca6b21f500e0c66d18d679f4d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c399a28bd0894d83e1b5df36b5787a0d858754ca6b21f500e0c66d18d679f4d7", kill_on_drop: false }`
[INFO] [stdout] c399a28bd0894d83e1b5df36b5787a0d858754ca6b21f500e0c66d18d679f4d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d92168ba2ad162562949c35a6bfffc991a77202a1fa8083572d7103816693498
[INFO] running `Command { std: "docker" "start" "-a" "d92168ba2ad162562949c35a6bfffc991a77202a1fa8083572d7103816693498", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling rustix v0.37.15
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling linux-raw-sys v0.3.4
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 rle-decode-fast v1.0.3
[INFO] [stderr]    Compiling anstyle-parse v0.2.0
[INFO] [stderr]    Compiling libflate_lz77 v1.2.0
[INFO] [stderr]    Compiling anstyle v1.0.0
[INFO] [stderr]    Compiling cpufeatures v0.2.7
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling minisign-verify v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling clap_lex v0.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling libflate v1.3.0
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d92168ba2ad162562949c35a6bfffc991a77202a1fa8083572d7103816693498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d92168ba2ad162562949c35a6bfffc991a77202a1fa8083572d7103816693498", kill_on_drop: false }`
[INFO] [stdout] d92168ba2ad162562949c35a6bfffc991a77202a1fa8083572d7103816693498