[INFO] crate samurai 0.1.5 is already in cache [INFO] testing samurai-0.1.5 against 1.45.2 for beta-1.46-1 [INFO] extracting crate samurai 0.1.5 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate samurai 0.1.5 on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate samurai 0.1.5 [INFO] finished tweaking crates.io crate samurai 0.1.5 [INFO] tweaked toml for crates.io crate samurai 0.1.5 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate crates.io crate samurai 0.1.5 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6565166d0bf9f5092ea17ed7609515d693ad171cadae73cfda1988af374c07c3 [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" "6565166d0bf9f5092ea17ed7609515d693ad171cadae73cfda1988af374c07c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6565166d0bf9f5092ea17ed7609515d693ad171cadae73cfda1988af374c07c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6565166d0bf9f5092ea17ed7609515d693ad171cadae73cfda1988af374c07c3", kill_on_drop: false }` [INFO] [stdout] 6565166d0bf9f5092ea17ed7609515d693ad171cadae73cfda1988af374c07c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c2135b3b7c78fb90913036f6a4ae62aaf92ba898b247df69345c82c0a1f1a53c [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" "c2135b3b7c78fb90913036f6a4ae62aaf92ba898b247df69345c82c0a1f1a53c", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling smallvec v1.2.0 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling serde v0.8.23 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling static_assertions v0.3.4 [INFO] [stderr] Compiling regex-syntax v0.6.16 [INFO] [stderr] Compiling linked-hash-map v0.5.2 [INFO] [stderr] Compiling rust-ini v0.13.0 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling get_if_addrs v0.5.3 [INFO] [stderr] Compiling lexical-core v0.6.7 [INFO] [stderr] Compiling aho-corasick v0.7.9 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling xmltree v0.8.0 [INFO] [stderr] Compiling unicode-normalization v0.1.12 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling yaml-rust v0.4.3 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling nom v5.1.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling regex v1.3.4 [INFO] [stderr] Compiling attohttpc v0.4.5 [INFO] [stderr] Compiling serde_test v0.8.23 [INFO] [stderr] Compiling igd v0.9.1 [INFO] [stderr] Compiling linked-hash-map v0.3.0 [INFO] [stderr] Compiling serde-hjson v0.9.1 [INFO] [stderr] Compiling toml v0.5.6 [INFO] [stderr] Compiling serde_json v1.0.47 [INFO] [stderr] Compiling config v0.10.1 [INFO] [stderr] Compiling samurai v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::debug_send` [INFO] [stdout] --> src/server/handler.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::debug_send; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `IpAddr` [INFO] [stdout] --> src/server/router_utils.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::{Ipv4Addr, IpAddr, SocketAddrV4}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `get_if_addrs::Interface` [INFO] [stdout] --> src/server/router_utils.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use get_if_addrs::Interface; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json::Value` [INFO] [stdout] --> src/bootstrap/file.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use serde_json::Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IpAddr`, `Ipv4Addr`, `Shutdown` [INFO] [stdout] --> src/debug.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::{IpAddr, TcpStream, SocketAddrV4, Shutdown, Ipv4Addr}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/server/passive.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server/passive.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/debug.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | con.write_all(msg.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IpAddr`, `Ipv4Addr`, `SocketAddrV4`, `SocketAddr` [INFO] [stdout] --> src/samurai_node.rs:3:27 [INFO] [stdout] | [INFO] [stdout] 3 | use std::net::{TcpStream, SocketAddrV4, Ipv4Addr, SocketAddr, IpAddr}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^ ^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process::exit` [INFO] [stdout] --> src/samurai_node.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::process::exit; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `samurai::node::Node` [INFO] [stdout] --> src/samurai_node.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use samurai::node::Node; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `samurai::id::Id` [INFO] [stdout] --> src/samurai_node.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use samurai::id::Id; [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 1m 11s [INFO] running `Command { std: "docker" "inspect" "c2135b3b7c78fb90913036f6a4ae62aaf92ba898b247df69345c82c0a1f1a53c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2135b3b7c78fb90913036f6a4ae62aaf92ba898b247df69345c82c0a1f1a53c", kill_on_drop: false }` [INFO] [stdout] c2135b3b7c78fb90913036f6a4ae62aaf92ba898b247df69345c82c0a1f1a53c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 31ed01fbf16ebe913688b073531a498a0ca23f0fab18a764a643ea4d5f6cb675 [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" "31ed01fbf16ebe913688b073531a498a0ca23f0fab18a764a643ea4d5f6cb675", kill_on_drop: false }` [INFO] [stderr] Compiling samurai v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::debug_send` [INFO] [stdout] --> src/server/handler.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::debug_send; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `IpAddr` [INFO] [stdout] --> src/server/router_utils.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::{Ipv4Addr, IpAddr, SocketAddrV4}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `get_if_addrs::Interface` [INFO] [stdout] --> src/server/router_utils.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use get_if_addrs::Interface; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json::Value` [INFO] [stdout] --> src/bootstrap/file.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use serde_json::Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IpAddr`, `Ipv4Addr`, `Shutdown` [INFO] [stdout] --> src/debug.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::{IpAddr, TcpStream, SocketAddrV4, Shutdown, Ipv4Addr}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/server/passive.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server/passive.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/debug.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | con.write_all(msg.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IpAddr`, `Ipv4Addr`, `SocketAddrV4`, `SocketAddr` [INFO] [stdout] --> src/samurai_node.rs:3:27 [INFO] [stdout] | [INFO] [stdout] 3 | use std::net::{TcpStream, SocketAddrV4, Ipv4Addr, SocketAddr, IpAddr}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^ ^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process::exit` [INFO] [stdout] --> src/samurai_node.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::process::exit; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `samurai::node::Node` [INFO] [stdout] --> src/samurai_node.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use samurai::node::Node; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `samurai::id::Id` [INFO] [stdout] --> src/samurai_node.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use samurai::id::Id; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IpAddr`, `Ipv4Addr`, `SocketAddrV4`, `SocketAddr` [INFO] [stdout] --> src/samurai_node.rs:3:27 [INFO] [stdout] | [INFO] [stdout] 3 | use std::net::{TcpStream, SocketAddrV4, Ipv4Addr, SocketAddr, IpAddr}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^ ^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process::exit` [INFO] [stdout] --> src/samurai_node.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::process::exit; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `samurai::node::Node` [INFO] [stdout] --> src/samurai_node.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use samurai::node::Node; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `samurai::id::Id` [INFO] [stdout] --> src/samurai_node.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use samurai::id::Id; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::debug_send` [INFO] [stdout] --> src/server/handler.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::debug_send; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `IpAddr` [INFO] [stdout] --> src/server/router_utils.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::{Ipv4Addr, IpAddr, SocketAddrV4}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `get_if_addrs::Interface` [INFO] [stdout] --> src/server/router_utils.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use get_if_addrs::Interface; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json::Value` [INFO] [stdout] --> src/bootstrap/file.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use serde_json::Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IpAddr`, `Ipv4Addr`, `Shutdown` [INFO] [stdout] --> src/debug.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::{IpAddr, TcpStream, SocketAddrV4, Shutdown, Ipv4Addr}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied [INFO] [stdout] --> tests/bootstrapping_tests.rs:11:18 [INFO] [stdout] | [INFO] [stdout] 11 | let server = Server::new(); [INFO] [stdout] | ^^^^^^^^^^^-- supplied 0 arguments [INFO] [stdout] | | [INFO] [stdout] | expected 1 argument [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 E0061`. [INFO] [stdout] [INFO] [stderr] error: could not compile `samurai`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/server/passive.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server/passive.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/debug.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | con.write_all(msg.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "31ed01fbf16ebe913688b073531a498a0ca23f0fab18a764a643ea4d5f6cb675", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31ed01fbf16ebe913688b073531a498a0ca23f0fab18a764a643ea4d5f6cb675", kill_on_drop: false }` [INFO] [stdout] 31ed01fbf16ebe913688b073531a498a0ca23f0fab18a764a643ea4d5f6cb675