[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] db60596cdb911cddfc6af90f3a010db381c1e0bb [INFO] checking greghaynes/rusty-dhcpd against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreghaynes%2Frusty-dhcpd" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/greghaynes/rusty-dhcpd 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 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-5/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dhcp4r v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 94ed68897f0ee986d46909a5dffff15e8fddb7ff1154951dfd27d05af2c52dbd [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" "94ed68897f0ee986d46909a5dffff15e8fddb7ff1154951dfd27d05af2c52dbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "94ed68897f0ee986d46909a5dffff15e8fddb7ff1154951dfd27d05af2c52dbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94ed68897f0ee986d46909a5dffff15e8fddb7ff1154951dfd27d05af2c52dbd", kill_on_drop: false }` [INFO] [stdout] 94ed68897f0ee986d46909a5dffff15e8fddb7ff1154951dfd27d05af2c52dbd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] c7ab0b8861b795c21194e4479f76ab04e3b66ab4106ca15dae71d42cb1cbcd08 [INFO] running `Command { std: "docker" "start" "-a" "c7ab0b8861b795c21194e4479f76ab04e3b66ab4106ca15dae71d42cb1cbcd08", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking cpufeatures v0.1.5 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Compiling radium v0.5.3 [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking funty v1.1.0 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking wyz v0.2.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Checking futures-io v0.3.16 [INFO] [stderr] Checking take_mut v0.2.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling tokio v1.9.0 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking tinyvec v1.3.1 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking http v0.2.4 [INFO] [stderr] Checking input_buffer v0.4.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking socket2 v0.4.0 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking nix v0.19.1 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking serde_millis v0.1.1 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling nom v6.2.1 [INFO] [stderr] Checking bitvec v0.19.5 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking term v0.7.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking slog-async v2.6.0 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Checking num-integer v0.1.44 [INFO] [stderr] Checking http-body v0.4.2 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking futures v0.3.16 [INFO] [stderr] Checking sha-1 v0.9.7 [INFO] [stderr] Checking headers v0.3.4 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking slog-term v2.8.0 [INFO] [stderr] Checking multipart v0.17.1 [INFO] [stderr] Checking tungstenite v0.12.0 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling pin-project-internal v1.0.8 [INFO] [stderr] Compiling enum-primitive-derive v0.2.1 [INFO] [stderr] Compiling async-trait v0.1.50 [INFO] [stderr] Checking dhcp4r v0.2.2 [INFO] [stderr] Checking pin-project v1.0.8 [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Checking tokio-tungstenite v0.13.0 [INFO] [stderr] Checking tokio-stream v0.1.7 [INFO] [stderr] Checking h2 v0.3.3 [INFO] [stderr] Checking hyper v0.14.11 [INFO] [stderr] Checking warp v0.3.1 [INFO] [stderr] Checking rusty-dhcpd v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `SocketAddrV4` [INFO] [stdout] --> src/config.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::{Ipv4Addr, SocketAddrV4}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RwLockReadGuard` [INFO] [stdout] --> src/leases.rs:5:28 [INFO] [stdout] | [INFO] [stdout] 5 | use tokio::sync::{ RwLock, RwLockReadGuard }; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Server` [INFO] [stdout] --> src/web.rs:1:37 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::dhcpd::{ AbstractServer, Server }; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/web.rs:5:40 [INFO] [stdout] | [INFO] [stdout] 5 | pub async fn leases_handler(dhcpd: Arc) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractServer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::sync::oneshot` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use tokio::sync::oneshot; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SocketAddrV4` [INFO] [stdout] --> src/config.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::{Ipv4Addr, SocketAddrV4}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RwLockReadGuard` [INFO] [stdout] --> src/leases.rs:5:28 [INFO] [stdout] | [INFO] [stdout] 5 | use tokio::sync::{ RwLock, RwLockReadGuard }; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/leases.rs:179:9 [INFO] [stdout] | [INFO] [stdout] 179 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Server` [INFO] [stdout] --> src/web.rs:1:37 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::dhcpd::{ AbstractServer, Server }; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/web.rs:5:40 [INFO] [stdout] | [INFO] [stdout] 5 | pub async fn leases_handler(dhcpd: Arc) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractServer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::sync::oneshot` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use tokio::sync::oneshot; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `chaddr` [INFO] [stdout] --> src/leases.rs:167:27 [INFO] [stdout] | [INFO] [stdout] 167 | 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/leases.rs:167:45 [INFO] [stdout] | [INFO] [stdout] 167 | 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: `e` [INFO] [stdout] --> src/dhcpd.rs:174:33 [INFO] [stdout] | [INFO] [stdout] 174 | ... Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `chaddr` [INFO] [stdout] --> src/leases.rs:167:27 [INFO] [stdout] | [INFO] [stdout] 167 | 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/leases.rs:167:45 [INFO] [stdout] | [INFO] [stdout] 167 | 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: `e` [INFO] [stdout] --> src/dhcpd.rs:174:33 [INFO] [stdout] | [INFO] [stdout] 174 | ... Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/dhcpd.rs:535:20 [INFO] [stdout] | [INFO] [stdout] 535 | Ok((n, addr)) => match dhcp4r::packet::Packet::from(&buff[..n]) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/dhcpd.rs:562:20 [INFO] [stdout] | [INFO] [stdout] 562 | Ok((n, addr)) => match dhcp4r::packet::Packet::from(&buff[..n]) { [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/leases.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | IpChaddrMismatch(), [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: `release` [INFO] [stdout] --> src/leases.rs:167:12 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/leases.rs:197:13 [INFO] [stdout] | [INFO] [stdout] 197 | let mut block = create_block(); [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: variable does not need to be mutable [INFO] [stdout] --> src/dhcpd.rs:502:17 [INFO] [stdout] | [INFO] [stdout] 502 | let mut srv = super::Server::create(&config, logger); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `IpChaddrMismatch` [INFO] [stdout] --> src/leases.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | IpChaddrMismatch(), [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: `release` [INFO] [stdout] --> src/leases.rs:167:12 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn release(&self, chaddr: &[u8; 6], addr: &Ipv4Addr) -> Result<(), LeaseError> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 51.62s [INFO] running `Command { std: "docker" "inspect" "c7ab0b8861b795c21194e4479f76ab04e3b66ab4106ca15dae71d42cb1cbcd08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7ab0b8861b795c21194e4479f76ab04e3b66ab4106ca15dae71d42cb1cbcd08", kill_on_drop: false }` [INFO] [stdout] c7ab0b8861b795c21194e4479f76ab04e3b66ab4106ca15dae71d42cb1cbcd08