[INFO] fetching crate blockchain_contracts 0.4.1...
[INFO] testing blockchain_contracts-0.4.1 against 1.95.0 for beta-1.96-2
[INFO] extracting crate blockchain_contracts 0.4.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate blockchain_contracts 0.4.1
[INFO] finished tweaking crates.io crate blockchain_contracts 0.4.1
[INFO] tweaked toml for crates.io crate blockchain_contracts 0.4.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate blockchain_contracts 0.4.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "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" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 325 packages to latest compatible versions
[INFO] [stderr]       Adding bitcoin v0.25.2 (available: v0.32.8)
[INFO] [stderr]       Adding hex-literal v0.2.2 (available: v1.1.0)
[INFO] [stderr]       Adding pretty_env_logger v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding primitive-types v0.5.1 (available: v0.14.0)
[INFO] [stderr]       Adding reqwest v0.10.10 (available: v0.13.2)
[INFO] [stderr]       Adding rlp v0.4.6 (available: v0.6.1)
[INFO] [stderr]       Adding secp256k1 v0.19.0 (available: v0.31.1)
[INFO] [stderr]       Adding testcontainers v0.9.1 (available: v0.27.3)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] [stderr]       Adding web3 v0.10.0 (available: v0.19.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bd4f13894e55aff11cad645248b82628b52f5dc0c0428e5e98f63f58d804a65
[INFO] running `Command { std: "docker" "start" "-a" "6bd4f13894e55aff11cad645248b82628b52f5dc0c0428e5e98f63f58d804a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bd4f13894e55aff11cad645248b82628b52f5dc0c0428e5e98f63f58d804a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bd4f13894e55aff11cad645248b82628b52f5dc0c0428e5e98f63f58d804a65", kill_on_drop: false }`
[INFO] [stdout] 6bd4f13894e55aff11cad645248b82628b52f5dc0c0428e5e98f63f58d804a65
[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=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" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f5b786474ce64eb04489333492fdd3fb50d8e06bf8fdd098bdd8f49a90572ca
[INFO] running `Command { std: "docker" "start" "-a" "0f5b786474ce64eb04489333492fdd3fb50d8e06bf8fdd098bdd8f49a90572ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling memchr v2.8.0
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[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling cc v1.2.61
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling hex-literal-impl v0.2.3
[INFO] [stderr]    Compiling hex-literal v0.2.2
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[INFO] [stderr]    Compiling regex-automata v0.4.14
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[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling bitcoin_hashes v0.9.7
[INFO] [stderr]    Compiling secp256k1 v0.19.0
[INFO] [stderr]    Compiling bitcoin v0.25.2
[INFO] [stderr]    Compiling blockchain_contracts v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.11s
[INFO] running `Command { std: "docker" "inspect" "0f5b786474ce64eb04489333492fdd3fb50d8e06bf8fdd098bdd8f49a90572ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f5b786474ce64eb04489333492fdd3fb50d8e06bf8fdd098bdd8f49a90572ca", kill_on_drop: false }`
[INFO] [stdout] 0f5b786474ce64eb04489333492fdd3fb50d8e06bf8fdd098bdd8f49a90572ca
[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=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" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 362949ea4faa41d93e1c5ef7b3163ec279aa9ff2d90e4ab8c1f9772f5a43bf3a
[INFO] running `Command { std: "docker" "start" "-a" "362949ea4faa41d93e1c5ef7b3163ec279aa9ff2d90e4ab8c1f9772f5a43bf3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
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[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling zerofrom v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling num-rational v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.44
[INFO] [stderr]    Compiling fixed-hash v0.5.2
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling impl-serde v0.2.3
[INFO] [stderr]    Compiling impl-serde v0.3.2
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling unicase v2.9.0
[INFO] [stderr]    Compiling openssl-probe v0.2.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling ethbloom v0.8.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling parking_lot_core v0.7.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.27
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling static_assertions v0.2.5
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling tokio-timer v0.1.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling fixed-hash v0.4.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio-core v0.1.18
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling num v0.1.43
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling jsonrpc-core v14.2.0
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr] error: could not compile `tokio` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.95.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name tokio --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.2.25/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="blocking"' --cfg 'feature="default"' --cfg 'feature="fnv"' --cfg 'feature="futures-core"' --cfg 'feature="io-driver"' --cfg 'feature="io-util"' --cfg 'feature="iovec"' --cfg 'feature="lazy_static"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="num_cpus"' --cfg 'feature="rt-core"' --cfg 'feature="rt-threaded"' --cfg 'feature="slab"' --cfg 'feature="stream"' --cfg 'feature="sync"' --cfg 'feature="tcp"' --cfg 'feature="time"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("blocking", "default", "dns", "fnv", "fs", "full", "futures-core", "io-driver", "io-std", "io-util", "iovec", "lazy_static", "libc", "macros", "memchr", "mio", "mio-named-pipes", "mio-uds", "net", "num_cpus", "parking_lot", "process", "rt-core", "rt-threaded", "rt-util", "signal", "signal-hook-registry", "slab", "stream", "sync", "tcp", "test-util", "time", "tokio-macros", "tracing", "udp", "uds", "winapi"))' -C metadata=ce4bce476ca13e5f -C extra-filename=-b0b8682ba9c06594 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-0aaaa33f8f285b84.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-77106f9ed4748ca6.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-970044a72db40fba.rmeta --extern iovec=/opt/rustwide/target/debug/deps/libiovec-4375ab6cf7ebc2c6.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-206e48a21956b6b1.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-324148c518a47e11.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-ea90f4691a1188bc.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-42b9c25270624692.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-c2730d8a8fba476e.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-02878590aebd7253.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "362949ea4faa41d93e1c5ef7b3163ec279aa9ff2d90e4ab8c1f9772f5a43bf3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362949ea4faa41d93e1c5ef7b3163ec279aa9ff2d90e4ab8c1f9772f5a43bf3a", kill_on_drop: false }`
[INFO] [stdout] 362949ea4faa41d93e1c5ef7b3163ec279aa9ff2d90e4ab8c1f9772f5a43bf3a