[INFO] fetching crate bitcoin_client 0.0.2...
[INFO] checking bitcoin_client-0.0.2 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate bitcoin_client 0.0.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bitcoin_client 0.0.2 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] started tweaking crates.io crate bitcoin_client 0.0.2
[INFO] finished tweaking crates.io crate bitcoin_client 0.0.2
[INFO] tweaked toml for crates.io crate bitcoin_client 0.0.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate bitcoin_client 0.0.2 already has a lockfile, it will not be regenerated
[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 bitcoin_hashes v0.7.4
[INFO] [stderr]   Downloaded bitcoin v0.23.0
[INFO] [stderr]   Downloaded bitcoincore-rpc-json v0.9.1
[INFO] [stderr]   Downloaded ra_common v0.0.43
[INFO] [stderr]   Downloaded bitcoincore-rpc v0.9.1
[INFO] running `Command { std: "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" "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] 8d57bcfdc3804640e3f69c7c7d3ae7b45c452fbd4b5953a854715a7606cbde7e
[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" "8d57bcfdc3804640e3f69c7c7d3ae7b45c452fbd4b5953a854715a7606cbde7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d57bcfdc3804640e3f69c7c7d3ae7b45c452fbd4b5953a854715a7606cbde7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d57bcfdc3804640e3f69c7c7d3ae7b45c452fbd4b5953a854715a7606cbde7e", kill_on_drop: false }`
[INFO] [stdout] 8d57bcfdc3804640e3f69c7c7d3ae7b45c452fbd4b5953a854715a7606cbde7e
[INFO] running `Command { std: "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" "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] 54e51ab5021caf78ad878de56865fc23fa3148a48a8447c57ad6485248929122
[INFO] running `Command { std: "docker" "start" "-a" "54e51ab5021caf78ad878de56865fc23fa3148a48a8447c57ad6485248929122", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.14
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking predicates v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking serde v1.0.105
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking secp256k1 v0.17.2
[INFO] [stderr]     Checking bitcoin_hashes v0.7.4
[INFO] [stderr]     Checking jsonrpc v0.11.0
[INFO] [stderr]     Checking ra_common v0.0.43
[INFO] [stderr]     Checking escargot v0.3.1
[INFO] [stderr]     Checking assert_cmd v0.10.2
[INFO] [stderr]     Checking bitcoin v0.23.0
[INFO] [stderr]     Checking bitcoincore-rpc-json v0.9.1
[INFO] [stderr]     Checking bitcoincore-rpc v0.9.1
[INFO] [stderr]     Checking bitcoin_client v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> tests/bitcoin.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::process::Command;  // Run programs
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `assert_cmd::prelude::*`
[INFO] [stdout]  --> tests/bitcoin.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use assert_cmd::prelude::*; // Add methods on commands
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/bin/main.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{trace,info};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/bin/main.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{trace,info};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.35s
[INFO] running `Command { std: "docker" "inspect" "54e51ab5021caf78ad878de56865fc23fa3148a48a8447c57ad6485248929122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54e51ab5021caf78ad878de56865fc23fa3148a48a8447c57ad6485248929122", kill_on_drop: false }`
[INFO] [stdout] 54e51ab5021caf78ad878de56865fc23fa3148a48a8447c57ad6485248929122