[INFO] cloning repository https://github.com/jeffrey-xiao/kademlia-dht-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeffrey-xiao/kademlia-dht-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffrey-xiao%2Fkademlia-dht-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffrey-xiao%2Fkademlia-dht-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7b233696cecb4555f0ab47e65e0bfbc306e66336 [INFO] checking jeffrey-xiao/kademlia-dht-rs against master#419b3e2d3e350822550eee0e82eeded4d324d584 for pr-135536 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffrey-xiao%2Fkademlia-dht-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jeffrey-xiao/kademlia-dht-rs on toolchain 419b3e2d3e350822550eee0e82eeded4d324d584 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jeffrey-xiao/kademlia-dht-rs [INFO] finished tweaking git repo https://github.com/jeffrey-xiao/kademlia-dht-rs [INFO] tweaked toml for git repo https://github.com/jeffrey-xiao/kademlia-dht-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "generate-lockfile" "--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] Locking 75 packages to latest compatible versions [INFO] [stderr] Adding bincode v0.9.2 (available: v1.3.3) [INFO] [stderr] Adding num-bigint v0.1.44 (available: v0.4.6) [INFO] [stderr] Adding rand v0.4.6 (available: v0.8.5) [INFO] [stderr] Adding sha3 v0.7.3 (available: v0.10.8) [INFO] [stderr] Adding simplelog v0.5.3 (available: v0.12.2) [INFO] [stderr] Adding time v0.1.45 (available: v0.3.37) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded generic-array v0.9.1 [INFO] [stderr] Downloaded sha3 v0.7.3 [INFO] [stderr] Downloaded bincode v0.9.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a869443cac6bdcef9a6f6ef29a413c72aa79a81b043f5d3f8ca9a711d6a4e488 [INFO] running `Command { std: "docker" "start" "-a" "a869443cac6bdcef9a6f6ef29a413c72aa79a81b043f5d3f8ca9a711d6a4e488", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a869443cac6bdcef9a6f6ef29a413c72aa79a81b043f5d3f8ca9a711d6a4e488", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a869443cac6bdcef9a6f6ef29a413c72aa79a81b043f5d3f8ca9a711d6a4e488", kill_on_drop: false }` [INFO] [stdout] a869443cac6bdcef9a6f6ef29a413c72aa79a81b043f5d3f8ca9a711d6a4e488 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e596ac80694dd8b5342215700e4cbfe37c5dbb6f463e25618a5faf7d169b816c [INFO] running `Command { std: "docker" "start" "-a" "e596ac80694dd8b5342215700e4cbfe37c5dbb6f463e25618a5faf7d169b816c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling serde v1.0.217 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking iana-time-zone v0.1.61 [INFO] [stderr] Checking arrayref v0.3.9 [INFO] [stderr] Checking byte-tools v0.2.0 [INFO] [stderr] Checking keccak v0.1.5 [INFO] [stderr] Checking log v0.4.25 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking block-buffer v0.3.3 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Compiling syn v2.0.96 [INFO] [stderr] Checking term v0.5.2 [INFO] [stderr] Checking generic-array v0.9.1 [INFO] [stderr] Checking digest v0.7.6 [INFO] [stderr] Checking sha3 v0.7.3 [INFO] [stderr] Checking chrono v0.4.39 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking simplelog v0.5.3 [INFO] [stderr] Checking bincode v0.9.2 [INFO] [stderr] Compiling serde_derive v1.0.217 [INFO] [stderr] Checking kademlia-dht v1.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `log` [INFO] [stdout] --> src/node/mod.rs:11:24 [INFO] [stdout] | [INFO] [stdout] 11 | use log::{debug, info, log, warn}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log` [INFO] [stdout] --> src/protocol.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | use log::{log, warn}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log` [INFO] [stdout] --> src/storage.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use log::{info, log}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log` [INFO] [stdout] --> src/node/mod.rs:11:24 [INFO] [stdout] | [INFO] [stdout] 11 | use log::{debug, info, log, warn}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log` [INFO] [stdout] --> src/protocol.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | use log::{log, warn}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log` [INFO] [stdout] --> src/storage.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use log::{info, log}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/routing.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | mem::replace(&mut self.nodes, old_bucket); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 53 | let _ = mem::replace(&mut self.nodes, old_bucket); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log` [INFO] [stdout] --> src/main.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use log::{info, log}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log` [INFO] [stdout] --> src/main.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use log::{info, log}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/routing.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | mem::replace(&mut self.nodes, old_bucket); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 53 | let _ = mem::replace(&mut self.nodes, old_bucket); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.67s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "e596ac80694dd8b5342215700e4cbfe37c5dbb6f463e25618a5faf7d169b816c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e596ac80694dd8b5342215700e4cbfe37c5dbb6f463e25618a5faf7d169b816c", kill_on_drop: false }` [INFO] [stdout] e596ac80694dd8b5342215700e4cbfe37c5dbb6f463e25618a5faf7d169b816c