[INFO] fetching crate bitcoincore-rpc 0.11.0...
[INFO] checking bitcoincore-rpc-0.11.0 against try#e2aab98dd8975a0990f9fbb79b3ea4b40559a184 for pr-72493
[INFO] extracting crate bitcoincore-rpc 0.11.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bitcoincore-rpc 0.11.0 on toolchain e2aab98dd8975a0990f9fbb79b3ea4b40559a184
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e2aab98dd8975a0990f9fbb79b3ea4b40559a184" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bitcoincore-rpc 0.11.0
[INFO] finished tweaking crates.io crate bitcoincore-rpc 0.11.0
[INFO] tweaked toml for crates.io crate bitcoincore-rpc 0.11.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate bitcoincore-rpc 0.11.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e2aab98dd8975a0990f9fbb79b3ea4b40559a184" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e2aab98dd8975a0990f9fbb79b3ea4b40559a184" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0f559dd1cc4d1fea2793870f10968b9cfa1cacde1600e47dd7f186772406522b
[INFO] running `"docker" "start" "-a" "0f559dd1cc4d1fea2793870f10968b9cfa1cacde1600e47dd7f186772406522b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking bech32 v0.7.2
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking serde v1.0.110
[INFO] [stderr]     Checking bitcoin_hashes v0.7.6
[INFO] [stderr]     Checking secp256k1 v0.17.2
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking jsonrpc v0.11.0
[INFO] [stderr]     Checking bitcoin v0.23.0
[INFO] [stderr]     Checking bitcoincore-rpc-json v0.11.0
[INFO] [stderr]     Checking bitcoincore-rpc v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:97:32
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:97:32
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]   --> src/client.rs:12:22
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::fmt::{self, Write};
[INFO] [stderr]    |                      ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]   --> src/client.rs:12:22
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::fmt::{self, Write};
[INFO] [stderr]    |                      ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.84s
[INFO] running `"docker" "inspect" "0f559dd1cc4d1fea2793870f10968b9cfa1cacde1600e47dd7f186772406522b"`
[INFO] running `"docker" "rm" "-f" "0f559dd1cc4d1fea2793870f10968b9cfa1cacde1600e47dd7f186772406522b"`
[INFO] [stdout] 0f559dd1cc4d1fea2793870f10968b9cfa1cacde1600e47dd7f186772406522b