[INFO] fetching crate bitcoin-rpc 0.2.0...
[INFO] checking bitcoin-rpc-0.2.0 against beta for pr-78714
[INFO] extracting crate bitcoin-rpc 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate bitcoin-rpc 0.2.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoin-rpc 0.2.0
[INFO] finished tweaking crates.io crate bitcoin-rpc 0.2.0
[INFO] tweaked toml for crates.io crate bitcoin-rpc 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c0547589f92ed96132bdfb1e9b7250feaae0c202d893740b3e2a15e43d7ac670
[INFO] running `Command { std: "docker" "start" "-a" "c0547589f92ed96132bdfb1e9b7250feaae0c202d893740b3e2a15e43d7ac670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0547589f92ed96132bdfb1e9b7250feaae0c202d893740b3e2a15e43d7ac670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0547589f92ed96132bdfb1e9b7250feaae0c202d893740b3e2a15e43d7ac670", kill_on_drop: false }`
[INFO] [stdout] c0547589f92ed96132bdfb1e9b7250feaae0c202d893740b3e2a15e43d7ac670
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c64b9e2b7f77829aafcdfa23af41c1d907af45dc7af0057d6447458f9a5fb7ef
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c64b9e2b7f77829aafcdfa23af41c1d907af45dc7af0057d6447458f9a5fb7ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking bech32 v0.3.2
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking bitcoin-bech32 v0.5.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking cookie v0.2.5
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling secp256k1 v0.9.2
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking serde v0.6.15
[INFO] [stderr]     Checking hyper v0.9.18
[INFO] [stderr]     Checking strason v0.3.4
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking backtrace v0.3.54
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking bitcoin v0.13.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking bitcoin-rpc-json v0.2.0
[INFO] [stderr]     Checking jsonrpc v0.9.1
[INFO] [stderr]     Checking bitcoin-rpc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.64s
[INFO] running `Command { std: "docker" "inspect" "c64b9e2b7f77829aafcdfa23af41c1d907af45dc7af0057d6447458f9a5fb7ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c64b9e2b7f77829aafcdfa23af41c1d907af45dc7af0057d6447458f9a5fb7ef", kill_on_drop: false }`
[INFO] [stdout] c64b9e2b7f77829aafcdfa23af41c1d907af45dc7af0057d6447458f9a5fb7ef