[INFO] cloning repository https://github.com/victor-prokhorov/gossip-glomers [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/victor-prokhorov/gossip-glomers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvictor-prokhorov%2Fgossip-glomers", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvictor-prokhorov%2Fgossip-glomers'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5a67c6b62d748e4278ec369a3a5321181e8377c3 [INFO] checking victor-prokhorov/gossip-glomers against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvictor-prokhorov%2Fgossip-glomers" "/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/victor-prokhorov/gossip-glomers on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/victor-prokhorov/gossip-glomers [INFO] finished tweaking git repo https://github.com/victor-prokhorov/gossip-glomers [INFO] tweaked toml for git repo https://github.com/victor-prokhorov/gossip-glomers written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/victor-prokhorov/gossip-glomers 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1582fd9185590849e49bc846664620c0daf6806fdbcce7976aedd1867c7387f2 [INFO] running `Command { std: "docker" "start" "-a" "1582fd9185590849e49bc846664620c0daf6806fdbcce7976aedd1867c7387f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1582fd9185590849e49bc846664620c0daf6806fdbcce7976aedd1867c7387f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1582fd9185590849e49bc846664620c0daf6806fdbcce7976aedd1867c7387f2", kill_on_drop: false }` [INFO] [stdout] 1582fd9185590849e49bc846664620c0daf6806fdbcce7976aedd1867c7387f2 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ee2306d8d7fc2f4958f35562d5cd0efffddf160ac8626886a2c4278f62daad3 [INFO] running `Command { std: "docker" "start" "-a" "2ee2306d8d7fc2f4958f35562d5cd0efffddf160ac8626886a2c4278f62daad3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling serde v1.0.203 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Compiling serde_json v1.0.117 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.67 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking uuid v1.9.1 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Checking gossip-glomers v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ids` is never read [INFO] [stdout] --> src/main.rs:276:13 [INFO] [stdout] | [INFO] [stdout] 276 | let mut ids = Vec::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `txn_id` [INFO] [stdout] --> src/main.rs:280:13 [INFO] [stdout] | [INFO] [stdout] 280 | let mut txn_id = 0; // clock [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_txn_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `txsc` [INFO] [stdout] --> src/main.rs:285:9 [INFO] [stdout] | [INFO] [stdout] 285 | let txsc = txc.clone(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_txsc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `txsm` [INFO] [stdout] --> src/main.rs:286:9 [INFO] [stdout] | [INFO] [stdout] 286 | let txsm = txc.clone(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_txsm` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `default_neighbourhood` is assigned to, but never used [INFO] [stdout] --> src/main.rs:289:13 [INFO] [stdout] | [INFO] [stdout] 289 | let mut default_neighbourhood = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_default_neighbourhood` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `jhc` [INFO] [stdout] --> src/main.rs:298:9 [INFO] [stdout] | [INFO] [stdout] 298 | let jhc = thread::spawn(move || { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_jhc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `default_neighbourhood` is never read [INFO] [stdout] --> src/main.rs:404:25 [INFO] [stdout] | [INFO] [stdout] 404 | default_neighbourhood = topology[&id].clone(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ids` is never read [INFO] [stdout] --> src/main.rs:276:13 [INFO] [stdout] | [INFO] [stdout] 276 | let mut ids = Vec::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `txn_id` [INFO] [stdout] --> src/main.rs:280:13 [INFO] [stdout] | [INFO] [stdout] 280 | let mut txn_id = 0; // clock [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_txn_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `txsc` [INFO] [stdout] --> src/main.rs:285:9 [INFO] [stdout] | [INFO] [stdout] 285 | let txsc = txc.clone(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_txsc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `txsm` [INFO] [stdout] --> src/main.rs:286:9 [INFO] [stdout] | [INFO] [stdout] 286 | let txsm = txc.clone(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_txsm` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `default_neighbourhood` is assigned to, but never used [INFO] [stdout] --> src/main.rs:289:13 [INFO] [stdout] | [INFO] [stdout] 289 | let mut default_neighbourhood = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_default_neighbourhood` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `jhc` [INFO] [stdout] --> src/main.rs:298:9 [INFO] [stdout] | [INFO] [stdout] 298 | let jhc = thread::spawn(move || { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_jhc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `default_neighbourhood` is never read [INFO] [stdout] --> src/main.rs:404:25 [INFO] [stdout] | [INFO] [stdout] 404 | default_neighbourhood = topology[&id].clone(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:280:9 [INFO] [stdout] | [INFO] [stdout] 280 | let mut txn_id = 0; // clock [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/main.rs:280:9 [INFO] [stdout] | [INFO] [stdout] 280 | let mut txn_id = 0; // clock [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: variants `CentralGossip`, `MeshGossip`, `GossipCntr`, and `SwitchPhase` are never constructed [INFO] [stdout] --> src/main.rs:152:5 [INFO] [stdout] | [INFO] [stdout] 151 | enum Task { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 152 | CentralGossip, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 153 | MeshGossip, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 154 | GossipCntr, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 155 | SwitchPhase, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Int` is never constructed [INFO] [stdout] --> src/main.rs:160:5 [INFO] [stdout] | [INFO] [stdout] 158 | enum Evt { [INFO] [stdout] | --- variant in this enum [INFO] [stdout] 159 | Ext(Msg), [INFO] [stdout] 160 | Int(Task), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `CentralGossip`, `MeshGossip`, `GossipCntr`, and `SwitchPhase` are never constructed [INFO] [stdout] --> src/main.rs:152:5 [INFO] [stdout] | [INFO] [stdout] 151 | enum Task { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 152 | CentralGossip, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 153 | MeshGossip, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 154 | GossipCntr, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 155 | SwitchPhase, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Int` is never constructed [INFO] [stdout] --> src/main.rs:160:5 [INFO] [stdout] | [INFO] [stdout] 158 | enum Evt { [INFO] [stdout] | --- variant in this enum [INFO] [stdout] 159 | Ext(Msg), [INFO] [stdout] 160 | Int(Task), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:545:33 [INFO] [stdout] | [INFO] [stdout] 545 | ... msg_to_replic.send(&mut stdout); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 545 | let _ = msg_to_replic.send(&mut stdout); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:545:33 [INFO] [stdout] | [INFO] [stdout] 545 | ... msg_to_replic.send(&mut stdout); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 545 | let _ = msg_to_replic.send(&mut stdout); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.03s [INFO] running `Command { std: "docker" "inspect" "2ee2306d8d7fc2f4958f35562d5cd0efffddf160ac8626886a2c4278f62daad3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ee2306d8d7fc2f4958f35562d5cd0efffddf160ac8626886a2c4278f62daad3", kill_on_drop: false }` [INFO] [stdout] 2ee2306d8d7fc2f4958f35562d5cd0efffddf160ac8626886a2c4278f62daad3