[INFO] fetching crate mqttv5-cli 0.29.7...
[INFO] testing mqttv5-cli-0.29.7 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate mqttv5-cli 0.29.7 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate mqttv5-cli 0.29.7
[INFO] finished tweaking crates.io crate mqttv5-cli 0.29.7
[INFO] tweaked toml for crates.io crate mqttv5-cli 0.29.7 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mqttv5-cli 0.29.7 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mqttv5-cli 0.29.7 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v3.0.8
[INFO] [stderr]   Downloaded mqtt5 v0.48.0
[INFO] [stderr]   Downloaded bebytes v3.0.3
[INFO] [stderr]   Downloaded mqtt5-protocol v0.16.1
[INFO] [stderr]   Downloaded flume v0.12.0
[INFO] [stderr]   Downloaded bebytes_derive v3.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8ab80981cccd6b555509f642dace3c70c03cdd942ae0d62a5a0129cc22746994
[INFO] running `Command { std: "docker" "start" "8ab80981cccd6b555509f642dace3c70c03cdd942ae0d62a5a0129cc22746994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ab80981cccd6b555509f642dace3c70c03cdd942ae0d62a5a0129cc22746994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8ab80981cccd6b555509f642dace3c70c03cdd942ae0d62a5a0129cc22746994" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ab80981cccd6b555509f642dace3c70c03cdd942ae0d62a5a0129cc22746994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8ab80981cccd6b555509f642dace3c70c03cdd942ae0d62a5a0129cc22746994" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling portable-atomic v1.15.0
[INFO] [stderr]    Compiling smallvec v1.16.3
[INFO] [stderr]    Compiling zeroize v1.9.1
[INFO] [stderr]    Compiling log v0.4.34
[INFO] [stderr]    Compiling rustls v0.23.45
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling zerocopy v0.8.62
[INFO] [stderr]    Compiling syn v3.0.8
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling mio v1.2.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling futures-channel v0.3.34
[INFO] [stderr]    Compiling cfg_aliases v0.2.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling cpufeatures v0.3.1
[INFO] [stderr]    Compiling hybrid-array v0.4.15
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling rustls-pki-types v1.15.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling want v0.3.2
[INFO] [stderr]    Compiling chacha20 v0.10.2
[INFO] [stderr]    Compiling quinn-udp v0.5.16
[INFO] [stderr]    Compiling siphasher v1.0.4
[INFO] [stderr]    Compiling crc32fast v1.5.2
[INFO] [stderr]    Compiling portable-atomic-util v0.2.8
[INFO] [stderr]    Compiling fastrand v2.5.0
[INFO] [stderr]    Compiling quinn v0.11.12
[INFO] [stderr]    Compiling rand_pcg v0.10.2
[INFO] [stderr]    Compiling simd-adler32 v0.3.10
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling rand v0.10.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling winnow v1.0.4
[INFO] [stderr]    Compiling data-encoding v2.11.1
[INFO] [stderr]    Compiling base64ct v1.8.3
[INFO] [stderr]    Compiling rustls-native-certs v0.8.4
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.12.1
[INFO] [stderr]    Compiling bytes v1.12.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling fastbloom v0.17.0
[INFO] [stderr]    Compiling crypto-common v0.2.2
[INFO] [stderr]    Compiling sha1 v0.10.7
[INFO] [stderr]    Compiling tinyvec v1.13.3
[INFO] [stderr]    Compiling lru-slab v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.154
[INFO] [stderr]    Compiling toml_parser v1.1.5+spec-1.1.0
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling password-hash v0.5.0
[INFO] [stderr]    Compiling http v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.9.1
[INFO] [stderr]    Compiling serde_spanned v1.1.2
[INFO] [stderr]    Compiling toml_datetime v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling spin v0.9.9
[INFO] [stderr]    Compiling toml_writer v1.1.3+spec-1.1.0
[INFO] [stderr]    Compiling humantime v2.4.0
[INFO] [stderr]    Compiling clap_lex v1.1.1
[INFO] [stderr]    Compiling time-macros v0.2.32
[INFO] [stderr]    Compiling flume v0.12.0
[INFO] [stderr]    Compiling digest v0.11.3
[INFO] [stderr]    Compiling flate2 v1.1.10
[INFO] [stderr]    Compiling clap_builder v4.6.7
[INFO] [stderr]    Compiling sha2 v0.11.0
[INFO] [stderr]    Compiling toml v1.1.8+spec-1.1.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling http-body v1.1.0
[INFO] [stderr]    Compiling console v0.16.6
[INFO] [stderr]    Compiling http-body-util v0.1.5
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling argon2 v0.5.3
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.119/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debug-assertions=off --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=bb6c102289b11962 -C extra-filename=-03f401d2ab48b04d --out-dir /opt/rustwide/target/release/deps -C strip=debuginfo -L dependency=/opt/rustwide/target/release/deps --extern proc_macro2=/opt/rustwide/target/release/deps/libproc_macro2-568395be76da8392.rmeta --extern quote=/opt/rustwide/target/release/deps/libquote-8c6c51122be409c2.rmeta --extern unicode_ident=/opt/rustwide/target/release/deps/libunicode_ident-252fc9bf0a40533c.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-3.0.8/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debug-assertions=off --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=2537e2d2a18fb13b -C extra-filename=-8d2749cd5202639e --out-dir /opt/rustwide/target/release/deps -C strip=debuginfo -L dependency=/opt/rustwide/target/release/deps --extern proc_macro2=/opt/rustwide/target/release/deps/libproc_macro2-568395be76da8392.rmeta --extern quote=/opt/rustwide/target/release/deps/libquote-8c6c51122be409c2.rmeta --extern unicode_ident=/opt/rustwide/target/release/deps/libunicode_ident-252fc9bf0a40533c.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "8ab80981cccd6b555509f642dace3c70c03cdd942ae0d62a5a0129cc22746994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ab80981cccd6b555509f642dace3c70c03cdd942ae0d62a5a0129cc22746994", kill_on_drop: false }`
[INFO] [stdout] 8ab80981cccd6b555509f642dace3c70c03cdd942ae0d62a5a0129cc22746994
