[INFO] cloning repository https://github.com/rikkaka/huahuacoin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rikkaka/huahuacoin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frikkaka%2Fhuahuacoin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frikkaka%2Fhuahuacoin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a86d68c583a445accdd6c91b2ea7d9169fd3930
[INFO] building rikkaka/huahuacoin against master#d59f06fc64844ec2073e5e888f7470989ef25ff9 for pr-119440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frikkaka%2Fhuahuacoin" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rikkaka/huahuacoin on toolchain d59f06fc64844ec2073e5e888f7470989ef25ff9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rikkaka/huahuacoin
[INFO] finished tweaking git repo https://github.com/rikkaka/huahuacoin
[INFO] tweaked toml for git repo https://github.com/rikkaka/huahuacoin written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rikkaka/huahuacoin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] building rikkaka/huahuacoin against try#fe8f664b41f030f307cfeb6cb8c3a1419292aeed for pr-119440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frikkaka%2Fhuahuacoin" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rikkaka/huahuacoin on toolchain fe8f664b41f030f307cfeb6cb8c3a1419292aeed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe8f664b41f030f307cfeb6cb8c3a1419292aeed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rikkaka/huahuacoin
[INFO] finished tweaking git repo https://github.com/rikkaka/huahuacoin
[INFO] tweaked toml for git repo https://github.com/rikkaka/huahuacoin written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rikkaka/huahuacoin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe8f664b41f030f307cfeb6cb8c3a1419292aeed" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v1.0.7
[INFO] [stderr]   Downloaded local_ipaddress v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+fe8f664b41f030f307cfeb6cb8c3a1419292aeed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb63e192cc503e8a1659fc798d1921a43ab04be4c02eb4cb30efa93d1e1a4a88
[INFO] running `Command { std: "docker" "start" "-a" "eb63e192cc503e8a1659fc798d1921a43ab04be4c02eb4cb30efa93d1e1a4a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb63e192cc503e8a1659fc798d1921a43ab04be4c02eb4cb30efa93d1e1a4a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb63e192cc503e8a1659fc798d1921a43ab04be4c02eb4cb30efa93d1e1a4a88", kill_on_drop: false }`
[INFO] [stdout] eb63e192cc503e8a1659fc798d1921a43ab04be4c02eb4cb30efa93d1e1a4a88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+fe8f664b41f030f307cfeb6cb8c3a1419292aeed" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2abc3bd249156f9d34d3d57eeae0093f903deb150e426cc7ec5613f0ed9eac1
[INFO] running `Command { std: "docker" "start" "-a" "c2abc3bd249156f9d34d3d57eeae0093f903deb150e426cc7ec5613f0ed9eac1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling equivalent v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.99
[INFO] [stderr]    Compiling winnow v0.4.7
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling itoa v1.0.7
[INFO] [stderr]    Compiling cpufeatures v0.2.8
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling local_ipaddress v0.1.3
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.7
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling serde_spanned v0.6.3
[INFO] [stderr]    Compiling toml_edit v0.19.11
[INFO] [stderr]    Compiling toml v0.7.5
[INFO] [stderr]    Compiling huahuacoin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::config::Config`
[INFO] [stdout]  --> src/item.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::config::Config;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/config.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `port_listen`, `self_node_addr`, and `near_node_addrs` are never read
[INFO] [stdout]   --> src/config.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Config {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 9  |     port_listen: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 10 |     self_node_addr: SocketAddrV4,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     near_node_addrs: Vec<SocketAddrV4>, 
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `init` is never used
[INFO] [stdout]   --> src/config.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl Config {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 41 |     pub fn init() -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.06s
[INFO] running `Command { std: "docker" "inspect" "c2abc3bd249156f9d34d3d57eeae0093f903deb150e426cc7ec5613f0ed9eac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2abc3bd249156f9d34d3d57eeae0093f903deb150e426cc7ec5613f0ed9eac1", kill_on_drop: false }`
[INFO] [stdout] c2abc3bd249156f9d34d3d57eeae0093f903deb150e426cc7ec5613f0ed9eac1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+fe8f664b41f030f307cfeb6cb8c3a1419292aeed" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdbe149fb7c5762359b530db33277c54f255a0b733c611b77d0aced02670b675
[INFO] running `Command { std: "docker" "start" "-a" "fdbe149fb7c5762359b530db33277c54f255a0b733c611b77d0aced02670b675", kill_on_drop: false }`
[INFO] [stderr]    Compiling huahuacoin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::config::Config`
[INFO] [stdout]  --> src/item.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::config::Config;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/config.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `port_listen`, `self_node_addr`, and `near_node_addrs` are never read
[INFO] [stdout]   --> src/config.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Config {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 9  |     port_listen: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 10 |     self_node_addr: SocketAddrV4,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     near_node_addrs: Vec<SocketAddrV4>, 
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `init` is never used
[INFO] [stdout]   --> src/config.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl Config {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 41 |     pub fn init() -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::Config`
[INFO] [stdout]  --> src/item.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::config::Config;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/config.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let n: u32 = addr.into();
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `port_listen` and `near_node_addrs` are never read
[INFO] [stdout]   --> src/config.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Config {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 9  |     port_listen: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 10 |     self_node_addr: SocketAddrV4,
[INFO] [stdout] 11 |     near_node_addrs: Vec<SocketAddrV4>, 
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pure_test` is never used
[INFO] [stdout]   --> src/config.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn pure_test() {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "fdbe149fb7c5762359b530db33277c54f255a0b733c611b77d0aced02670b675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdbe149fb7c5762359b530db33277c54f255a0b733c611b77d0aced02670b675", kill_on_drop: false }`
[INFO] [stdout] fdbe149fb7c5762359b530db33277c54f255a0b733c611b77d0aced02670b675