[INFO] cloning repository https://github.com/lieroz/blockchain_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lieroz/blockchain_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flieroz%2Fblockchain_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flieroz%2Fblockchain_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 315d2f11f6d4650b0943dcafa5339bd89bf10e2e
[INFO] checking lieroz/blockchain_rust against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flieroz%2Fblockchain_rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lieroz/blockchain_rust on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lieroz/blockchain_rust
[INFO] finished tweaking git repo https://github.com/lieroz/blockchain_rust
[INFO] tweaked toml for git repo https://github.com/lieroz/blockchain_rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/lieroz/blockchain_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bs58 v0.2.2
[INFO] [stderr]   Downloaded typedb v0.8.0
[INFO] [stderr]   Downloaded persy v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "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] 96c61c76edfcbd2bf807d03a881202f81e5824af85c7749f826fa60cb1663e24
[INFO] running `Command { std: "docker" "start" "-a" "96c61c76edfcbd2bf807d03a881202f81e5824af85c7749f826fa60cb1663e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96c61c76edfcbd2bf807d03a881202f81e5824af85c7749f826fa60cb1663e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c61c76edfcbd2bf807d03a881202f81e5824af85c7749f826fa60cb1663e24", kill_on_drop: false }`
[INFO] [stdout] 96c61c76edfcbd2bf807d03a881202f81e5824af85c7749f826fa60cb1663e24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4ad70cbcc69e83383bddbbe8434ebee7e18dd12ac3598ac21dc8fd4f589c05c
[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" "a4ad70cbcc69e83383bddbbe8434ebee7e18dd12ac3598ac21dc8fd4f589c05c", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]     Checking bs58 v0.2.2
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling bincode v1.1.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking persy v0.3.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking typedb v0.8.0
[INFO] [stderr]     Checking blockchain_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `send_addr`
[INFO] [stdout]   --> src/server.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn send_addr(&self, address: &str) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uses_key`
[INFO] [stdout]    --> src/transaction.rs:254:12
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub fn uses_key(&self, pub_key_hash: &[u8]) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send_addr`
[INFO] [stdout]   --> src/server.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn send_addr(&self, address: &str) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uses_key`
[INFO] [stdout]    --> src/transaction.rs:254:12
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub fn uses_key(&self, pub_key_hash: &[u8]) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.83s
[INFO] running `Command { std: "docker" "inspect" "a4ad70cbcc69e83383bddbbe8434ebee7e18dd12ac3598ac21dc8fd4f589c05c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4ad70cbcc69e83383bddbbe8434ebee7e18dd12ac3598ac21dc8fd4f589c05c", kill_on_drop: false }`
[INFO] [stdout] a4ad70cbcc69e83383bddbbe8434ebee7e18dd12ac3598ac21dc8fd4f589c05c