[INFO] fetching crate bitcoin_rpc_client 0.6.1...
[INFO] checking bitcoin_rpc_client-0.6.1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate bitcoin_rpc_client 0.6.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate bitcoin_rpc_client 0.6.1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/rust-toolchain
[INFO] started tweaking crates.io crate bitcoin_rpc_client 0.6.1
[INFO] finished tweaking crates.io crate bitcoin_rpc_client 0.6.1
[INFO] tweaked toml for crates.io crate bitcoin_rpc_client 0.6.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded debug_stub_derive v0.3.0
[INFO] [stderr]   Downloaded bitcoin_hashes v0.3.2
[INFO] [stderr]   Downloaded bitcoin v0.18.2
[INFO] [stderr]   Downloaded tc_postgres v0.2.0
[INFO] [stderr]   Downloaded tc_generic v0.2.1
[INFO] [stderr]   Downloaded tc_cli_client v0.2.1
[INFO] [stderr]   Downloaded tc_coblox_bitcoincore v0.5.1
[INFO] [stderr]   Downloaded jsonrpc_client v0.2.0
[INFO] [stderr]   Downloaded tc_dynamodb_local v0.2.1
[INFO] [stderr]   Downloaded testcontainers v0.7.0
[INFO] [stderr]   Downloaded tc_redis v0.2.1
[INFO] [stderr]   Downloaded tc_core v0.3.1
[INFO] [stderr]   Downloaded tc_trufflesuite_ganachecli v0.4.1
[INFO] [stderr]   Downloaded tc_parity_parity v0.5.1
[INFO] [stderr]   Downloaded bitcoin-bech32 v0.9.0
[INFO] [stderr]   Downloaded tc_elasticmq v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acd61015d54817f9c53a8068ba3534fd2d221651e42a2d3a9938415bb4dd1d98
[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" "acd61015d54817f9c53a8068ba3534fd2d221651e42a2d3a9938415bb4dd1d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acd61015d54817f9c53a8068ba3534fd2d221651e42a2d3a9938415bb4dd1d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acd61015d54817f9c53a8068ba3534fd2d221651e42a2d3a9938415bb4dd1d98", kill_on_drop: false }`
[INFO] [stdout] acd61015d54817f9c53a8068ba3534fd2d221651e42a2d3a9938415bb4dd1d98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 47de27f416f0ed7be2f979be5f3de18a722f6ea18fdf3fc78721e740b661a22a
[INFO] running `Command { std: "docker" "start" "-a" "47de27f416f0ed7be2f979be5f3de18a722f6ea18fdf3fc78721e740b661a22a", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling cc v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking bech32 v0.6.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking backtrace v0.3.57
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking bitcoin-bech32 v0.9.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling secp256k1 v0.12.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling debug_stub_derive v0.3.0
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking tc_core v0.3.1
[INFO] [stderr]     Checking tc_trufflesuite_ganachecli v0.4.1
[INFO] [stderr]     Checking tc_dynamodb_local v0.2.1
[INFO] [stderr]     Checking tc_parity_parity v0.5.1
[INFO] [stderr]     Checking tc_elasticmq v0.2.1
[INFO] [stderr]     Checking tc_redis v0.2.1
[INFO] [stderr]     Checking tc_generic v0.2.1
[INFO] [stderr]     Checking tc_coblox_bitcoincore v0.5.1
[INFO] [stderr]     Checking tc_postgres v0.2.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking hyper v0.12.36
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking bitcoin_hashes v0.3.2
[INFO] [stderr]     Checking serde_test v1.0.126
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking tc_cli_client v0.2.1
[INFO] [stderr]     Checking testcontainers v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking jsonrpc_client v0.2.0
[INFO] [stderr]     Checking bitcoin v0.18.2
[INFO] [stderr]     Checking bitcoin_rpc_client v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0603]: module `export` is private
[INFO] [stdout]    --> src/types/keys.rs:2:17
[INFO] [stdout]     |
[INFO] [stdout] 2   | use serde::{de, export::fmt, Deserialize, Deserializer, Serialize, Serializer};
[INFO] [stdout]     |                 ^^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `export` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.126/src/lib.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 | use self::__private as export;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `export` is private
[INFO] [stdout]    --> src/types/keys.rs:2:17
[INFO] [stdout]     |
[INFO] [stdout] 2   | use serde::{de, export::fmt, Deserialize, Deserializer, Serialize, Serializer};
[INFO] [stdout]     |                 ^^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `export` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.126/src/lib.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 | use self::__private as export;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bitcoin_rpc_client` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "47de27f416f0ed7be2f979be5f3de18a722f6ea18fdf3fc78721e740b661a22a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47de27f416f0ed7be2f979be5f3de18a722f6ea18fdf3fc78721e740b661a22a", kill_on_drop: false }`
[INFO] [stdout] 47de27f416f0ed7be2f979be5f3de18a722f6ea18fdf3fc78721e740b661a22a