[INFO] cloning repository https://github.com/greghaynes/rusty-dhcpd [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/greghaynes/rusty-dhcpd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreghaynes%2Frusty-dhcpd", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreghaynes%2Frusty-dhcpd'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] babaff8ef1631207830bf8e8d6e6c17620f5e6fe [INFO] building greghaynes/rusty-dhcpd against try#2cd6942e35a7765b6869d3a149ca54f2598b77ad for pr-93180 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreghaynes%2Frusty-dhcpd" "/workspace/builds/worker-18/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/greghaynes/rusty-dhcpd on toolchain 2cd6942e35a7765b6869d3a149ca54f2598b77ad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/greghaynes/rusty-dhcpd [INFO] finished tweaking git repo https://github.com/greghaynes/rusty-dhcpd [INFO] tweaked toml for git repo https://github.com/greghaynes/rusty-dhcpd written to /workspace/builds/worker-18/source/Cargo.toml [INFO] crate git repo https://github.com/greghaynes/rusty-dhcpd already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... 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v1.0.8 [INFO] [stderr] Compiling enum-primitive-derive v0.2.1 [INFO] [stderr] Compiling dhcp4r v0.2.2 [INFO] [stderr] Compiling pin-project v1.0.8 [INFO] [stderr] Compiling tokio-util v0.6.7 [INFO] [stderr] Compiling tokio-tungstenite v0.13.0 [INFO] [stderr] Compiling tokio-stream v0.1.7 [INFO] [stderr] Compiling h2 v0.3.3 [INFO] [stderr] Compiling hyper v0.14.11 [INFO] [stderr] Compiling warp v0.3.1 [INFO] [stderr] Compiling rusty-dhcpd v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `chaddr` [INFO] [stdout] --> src/dhcpd/leases.rs:169:27 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_chaddr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/dhcpd/leases.rs:169:45 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `chaddr` [INFO] [stdout] --> src/dhcpd/leases.rs:169:27 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_chaddr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/dhcpd/leases.rs:169:45 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `IpChaddrMismatch` [INFO] [stdout] --> src/dhcpd/leases.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | IpChaddrMismatch(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `LeaseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/dhcpd/leases.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `release` [INFO] [stdout] --> src/dhcpd/leases.rs:169:12 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [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 49.53s [INFO] running `Command { std: "docker" "inspect" "92e6a995b56c4811009c39bbae563882988474919654337720351d2ebd5cc913", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92e6a995b56c4811009c39bbae563882988474919654337720351d2ebd5cc913", kill_on_drop: false }` [INFO] [stdout] 92e6a995b56c4811009c39bbae563882988474919654337720351d2ebd5cc913 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c341cb5111d2501c0bbe9ed8680606a16ab2c4d3e7932aecd3761ebb3c788e07 [INFO] running `Command { std: "docker" "start" "-a" "c341cb5111d2501c0bbe9ed8680606a16ab2c4d3e7932aecd3761ebb3c788e07", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: unused variable: `chaddr` [INFO] [stdout] --> src/dhcpd/leases.rs:169:27 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_chaddr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rusty-dhcpd v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/dhcpd/leases.rs:169:45 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `chaddr` [INFO] [stdout] --> src/dhcpd/leases.rs:169:27 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_chaddr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/dhcpd/leases.rs:169:45 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `IpChaddrMismatch` [INFO] [stdout] --> src/dhcpd/leases.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | IpChaddrMismatch(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `LeaseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/dhcpd/leases.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `release` [INFO] [stdout] --> src/dhcpd/leases.rs:169:12 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `chaddr` [INFO] [stdout] --> src/dhcpd/leases.rs:169:27 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_chaddr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/dhcpd/leases.rs:169:45 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `chaddr` [INFO] [stdout] --> src/dhcpd/leases.rs:169:27 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_chaddr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/dhcpd/leases.rs:169:45 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `IpChaddrMismatch` [INFO] [stdout] --> src/dhcpd/leases.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | IpChaddrMismatch(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `LeaseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/dhcpd/leases.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `release` [INFO] [stdout] --> src/dhcpd/leases.rs:169:12 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 12.77s [INFO] running `Command { std: "docker" "inspect" "c341cb5111d2501c0bbe9ed8680606a16ab2c4d3e7932aecd3761ebb3c788e07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c341cb5111d2501c0bbe9ed8680606a16ab2c4d3e7932aecd3761ebb3c788e07", kill_on_drop: false }` [INFO] [stdout] c341cb5111d2501c0bbe9ed8680606a16ab2c4d3e7932aecd3761ebb3c788e07