[INFO] fetching crate gekko 0.1.3...
[INFO] testing gekko-0.1.3 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate gekko 0.1.3 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate gekko 0.1.3
[INFO] finished tweaking crates.io crate gekko 0.1.3
[INFO] tweaked toml for crates.io crate gekko 0.1.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gekko 0.1.3 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 242 packages to latest compatible versions
[INFO] [stderr]       Adding base58 v0.1.0 (available: v0.2.0)
[INFO] [stderr]       Adding curve25519-dalek v3.2.0 (available: v3.2.1)
[INFO] [stderr]       Adding ed25519-dalek v1.0.1 (available: v2.1.1)
[INFO] [stderr]       Adding parity-scale-codec v2.3.1 (available: v3.7.5)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.1)
[INFO] [stderr]       Adding schnorrkel v0.9.1 (available: v0.11.4)
[INFO] [stderr]       Adding secp256k1 v0.20.3 (available: v0.31.1)
[INFO] [stderr]       Adding sp-core v3.0.0 (available: v36.1.0)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sp-core v3.0.0
[INFO] [stderr]   Downloaded sp-runtime-interface-proc-macro v3.0.0
[INFO] [stderr]   Downloaded sp-storage v3.0.0
[INFO] [stderr]   Downloaded sp-tracing v3.0.0
[INFO] [stderr]   Downloaded gekko-metadata v0.1.2
[INFO] [stderr]   Downloaded gekko-generator v0.1.2
[INFO] [stderr]   Downloaded parity-util-mem v0.9.0
[INFO] [stderr]   Downloaded sp-externalities v0.9.0
[INFO] [stderr]   Downloaded sp-runtime-interface v3.0.0
[INFO] [stderr]   Downloaded sp-wasm-interface v3.0.0
[INFO] [stderr]   Downloaded sp-debug-derive v3.0.0
[INFO] [stderr]   Downloaded sp-std v3.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3133c2cb59eb7b0278f254285fd8eb6edd2c191845bdfccd83d2b4e23c9dd9c
[INFO] running `Command { std: "docker" "start" "-a" "f3133c2cb59eb7b0278f254285fd8eb6edd2c191845bdfccd83d2b4e23c9dd9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3133c2cb59eb7b0278f254285fd8eb6edd2c191845bdfccd83d2b4e23c9dd9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3133c2cb59eb7b0278f254285fd8eb6edd2c191845bdfccd83d2b4e23c9dd9c", kill_on_drop: false }`
[INFO] [stdout] f3133c2cb59eb7b0278f254285fd8eb6edd2c191845bdfccd83d2b4e23c9dd9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d141d280aa0d2935ace947a5f541f0a3bf377dce5e02e3ffaf6ac26f66ec1694
[INFO] running `Command { std: "docker" "start" "-a" "d141d280aa0d2935ace947a5f541f0a3bf377dce5e02e3ffaf6ac26f66ec1694", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling impl-serde v0.3.2
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling bitvec v0.20.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling sp-std v3.0.0
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling ref-cast-impl v1.0.24
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]    Compiling tracing-serde v0.1.3
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling fixed-hash v0.7.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling wasmi-validation v0.3.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling merlin v3.0.0
[INFO] [stderr]    Compiling secp256k1-sys v0.4.2
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling getrandom_or_panic v0.0.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling environmental v1.1.4
[INFO] [stderr]    Compiling signature v1.6.4
[INFO] [stderr]    Compiling parity-util-mem v0.9.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling ed25519 v1.5.3
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling wasmi v0.6.2
[INFO] [stderr]    Compiling hmac-drbg v0.2.0
[INFO] [stderr]    Compiling hmac v0.11.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling pbkdf2 v0.8.0
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling pbkdf2 v0.4.0
[INFO] [stderr]    Compiling merlin v2.0.1
[INFO] [stderr]    Compiling curve25519-dalek v2.1.3
[INFO] [stderr]    Compiling curve25519-dalek v3.2.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling schnorrkel v0.11.4
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling dyn-clone v1.0.19
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling substrate-bip39 v0.4.6
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling dyn-clonable v0.9.2
[INFO] [stderr]    Compiling schnorrkel v0.9.1
[INFO] [stderr]    Compiling tiny-bip39 v0.8.2
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling secrecy v0.7.0
[INFO] [stderr]    Compiling hash256-std-hasher v0.15.2
[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/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/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 -C debuginfo=2 --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="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=d80d5dcdf3dd7e65 -C extra-filename=-f666827210a967bf --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-795b2b19042097af.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-67d79357fbc357df.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-00291e71c3df335a.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d141d280aa0d2935ace947a5f541f0a3bf377dce5e02e3ffaf6ac26f66ec1694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d141d280aa0d2935ace947a5f541f0a3bf377dce5e02e3ffaf6ac26f66ec1694", kill_on_drop: false }`
[INFO] [stdout] d141d280aa0d2935ace947a5f541f0a3bf377dce5e02e3ffaf6ac26f66ec1694