[INFO] cloning repository https://github.com/kunal171/libp2p_learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kunal171/libp2p_learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkunal171%2Flibp2p_learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkunal171%2Flibp2p_learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0d1a4793ec6dc30095c766adf9d6210adada6db
[INFO] testing kunal171/libp2p_learning against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkunal171%2Flibp2p_learning" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kunal171/libp2p_learning
[INFO] finished tweaking git repo https://github.com/kunal171/libp2p_learning
[INFO] tweaked toml for git repo https://github.com/kunal171/libp2p_learning written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kunal171/libp2p_learning on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kunal171/libp2p_learning 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded multiaddr v0.18.1
[INFO] [stderr]   Downloaded multihash v0.19.1
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.13
[INFO] [stderr]   Downloaded multibase v0.9.1
[INFO] [stderr]   Downloaded libp2p-identity v0.2.9
[INFO] [stderr]   Downloaded value-bag v1.9.0
[INFO] [stderr]   Downloaded enum-as-inner v0.5.1
[INFO] [stderr]   Downloaded libp2p v0.52.4
[INFO] [stderr]   Downloaded libp2p-allow-block-list v0.2.0
[INFO] [stderr]   Downloaded libp2p-metrics v0.13.1
[INFO] [stderr]   Downloaded netlink-packet-core v0.4.2
[INFO] [stderr]   Downloaded async-std-resolver v0.23.2
[INFO] [stderr]   Downloaded libp2p-dns v0.40.1
[INFO] [stderr]   Downloaded libp2p-connection-limits v0.2.1
[INFO] [stderr]   Downloaded dtoa v1.0.9
[INFO] [stderr]   Downloaded futures-rustls v0.24.0
[INFO] [stderr]   Downloaded libp2p-noise v0.43.2
[INFO] [stderr]   Downloaded prometheus-client v0.21.2
[INFO] [stderr]   Downloaded trust-dns-resolver v0.23.2
[INFO] [stderr]   Downloaded libp2p-swarm v0.43.7
[INFO] [stderr]   Downloaded x509-parser v0.15.1
[INFO] [stderr]   Downloaded mio v1.0.1
[INFO] [stderr]   Downloaded quinn-proto v0.10.6
[INFO] [stderr]   Downloaded cc v1.1.6
[INFO] [stderr]   Downloaded netlink-packet-route v0.12.0
[INFO] [stderr]   Downloaded quinn v0.10.2
[INFO] [stderr]   Downloaded soketto v0.8.0
[INFO] [stderr]   Downloaded libp2p-core v0.40.1
[INFO] [stderr]   Downloaded rtnetlink v0.10.1
[INFO] [stderr]   Downloaded async-signal v0.2.9
[INFO] [stderr]   Downloaded trust-dns-proto v0.22.0
[INFO] [stderr]   Downloaded smol v1.3.0
[INFO] [stderr]   Downloaded object v0.36.2
[INFO] [stderr]   Downloaded trust-dns-proto v0.23.2
[INFO] [stderr]   Downloaded libp2p-websocket v0.42.2
[INFO] [stderr]   Downloaded async-executor v1.13.0
[INFO] [stderr]   Downloaded async-net v1.8.0
[INFO] [stderr]   Downloaded libp2p-mdns v0.44.0
[INFO] [stderr]   Downloaded libp2p-quic v0.9.3
[INFO] [stderr]   Downloaded libp2p-swarm-derive v0.33.0
[INFO] [stderr]   Downloaded netlink-proto v0.10.0
[INFO] [stderr]   Downloaded proc-macro-warning v0.4.2
[INFO] [stderr]   Downloaded libp2p-tls v0.2.1
[INFO] [stderr]   Downloaded if-watch v3.2.0
[INFO] [stderr]   Downloaded libp2p-tcp v0.40.1
[INFO] [stderr]   Downloaded enum-as-inner v0.6.0
[INFO] [stderr]   Downloaded quinn-udp v0.4.1
[INFO] [stderr]   Downloaded async-global-executor v2.4.1
[INFO] [stderr]   Downloaded rcgen v0.10.0
[INFO] [stderr]   Downloaded libp2p-ping v0.43.1
[INFO] [stderr]   Downloaded libp2p-yamux v0.44.1
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.15
[INFO] [stderr]   Downloaded tokio v1.39.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0e19a18a733f44adde0d3e52c566450a68f4fed4bac3672fd7af6dc1e53dad6
[INFO] running `Command { std: "docker" "start" "-a" "b0e19a18a733f44adde0d3e52c566450a68f4fed4bac3672fd7af6dc1e53dad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0e19a18a733f44adde0d3e52c566450a68f4fed4bac3672fd7af6dc1e53dad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0e19a18a733f44adde0d3e52c566450a68f4fed4bac3672fd7af6dc1e53dad6", kill_on_drop: false }`
[INFO] [stdout] b0e19a18a733f44adde0d3e52c566450a68f4fed4bac3672fd7af6dc1e53dad6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce08526d7a94f6280edb1246b868b03f08f4cacbc29dca35711b0f4094d2e09f
[INFO] running `Command { std: "docker" "start" "-a" "ce08526d7a94f6280edb1246b868b03f08f4cacbc29dca35711b0f4094d2e09f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling value-bag v1.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling parking v2.2.0
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling bytes v1.6.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling cc v1.1.6
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling futures-lite v2.3.0
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling unsigned-varint v0.7.2
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling async-lock v2.8.0
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling event-listener v5.3.1
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling piper v0.2.3
[INFO] [stderr]    Compiling arrayref v0.3.8
[INFO] [stderr]    Compiling event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling async-executor v1.13.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling multihash v0.19.1
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling event-listener v3.1.0
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling proc-macro-warning v0.4.2
[INFO] [stderr]    Compiling rusticata-macros v4.1.0
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling tokio v1.39.2
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling oid-registry v0.6.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling snow v0.9.6
[INFO] [stderr]    Compiling pem v1.1.1
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[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/1.94.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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 --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="quote"' --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", "quote", "test", "visit", "visit-mut"))' -C metadata=683c731bc84f0690 -C extra-filename=-5e18c1f6d656dca8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0c4882fc61bb7336.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d3c902b458180b32.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-fb19885792b0f6c2.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (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/1.94.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.72/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 --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"' --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=ada448cba3d5a852 -C extra-filename=-41c044051c8f2e61 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0c4882fc61bb7336.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d3c902b458180b32.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-fb19885792b0f6c2.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "ce08526d7a94f6280edb1246b868b03f08f4cacbc29dca35711b0f4094d2e09f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce08526d7a94f6280edb1246b868b03f08f4cacbc29dca35711b0f4094d2e09f", kill_on_drop: false }`
[INFO] [stdout] ce08526d7a94f6280edb1246b868b03f08f4cacbc29dca35711b0f4094d2e09f
