[INFO] cloning repository https://github.com/anthdm/avalanche
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anthdm/avalanche" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanthdm%2Favalanche", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanthdm%2Favalanche'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab7656cd7f137c214177ae888c986eab80a8a3b8
[INFO] checking anthdm/avalanche against master#ab26b175979ee7b2cb3302dce204b99df96f7efb for pr-157696
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanthdm%2Favalanche" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/anthdm/avalanche
[INFO] finished tweaking git repo https://github.com/anthdm/avalanche
[INFO] tweaked toml for git repo https://github.com/anthdm/avalanche written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/anthdm/avalanche on toolchain ab26b175979ee7b2cb3302dce204b99df96f7efb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/anthdm/avalanche 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" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `avalanche` (manifest) generated 1 warning
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded untrusted v0.6.2
[INFO] [stderr]   Downloaded lazy_static v1.0.2
[INFO] [stderr]   Downloaded cc v1.0.18
[INFO] [stderr]   Downloaded byteorder v1.2.3
[INFO] [stderr]   Downloaded bitflags v1.0.3
[INFO] [stderr]   Downloaded hex v0.3.2
[INFO] [stderr]   Downloaded rand_core v0.2.1
[INFO] [stderr]   Downloaded rand v0.5.4
[INFO] [stderr]   Downloaded libc v0.2.42
[INFO] [stderr]   Downloaded winapi v0.3.5
[INFO] [stderr]   Downloaded ring v0.13.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6c8dd328da82b5338d36e17a35705f1a5692286161803fef00f2c617280ffa70
[INFO] running `Command { std: "docker" "start" "6c8dd328da82b5338d36e17a35705f1a5692286161803fef00f2c617280ffa70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6c8dd328da82b5338d36e17a35705f1a5692286161803fef00f2c617280ffa70" "/opt/rustwide/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c8dd328da82b5338d36e17a35705f1a5692286161803fef00f2c617280ffa70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6c8dd328da82b5338d36e17a35705f1a5692286161803fef00f2c617280ffa70" "/opt/rustwide/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `avalanche` (manifest) generated 1 warning
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking lazy_static v1.0.2
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking rand v0.5.4
[INFO] [stderr]    Compiling ring v0.13.2
[INFO] [stderr]     Checking avalanche v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]  --> src/main.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::{sample, thread_rng, Rng};
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> src/main.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |         thread::sleep_ms(500); // cpu ded
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]    --> src/main.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     sample(&mut thread_rng(), ids, n)
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]  --> src/main.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::{sample, thread_rng, Rng};
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> src/main.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |         thread::sleep_ms(500); // cpu ded
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]    --> src/main.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     sample(&mut thread_rng(), ids, n)
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:142:25
[INFO] [stdout]     |
[INFO] [stdout] 142 |                     let mut sampled = sample_nodes(&nodes, SAMPLES, origin);
[INFO] [stdout]     |                         ----^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |                     let mut node = nodes.get_mut(&to).unwrap();
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]    --> src/main.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 | /                     sampled
[INFO] [stdout] 144 | |                         .iter()
[INFO] [stdout] 145 | |                         .map(|id| {
[INFO] [stdout] 146 | |                             nodes
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |                         })
[INFO] [stdout] 153 | |                         .collect::<Vec<_>>();
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     let _ = sampled
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:142:25
[INFO] [stdout]     |
[INFO] [stdout] 142 |                     let mut sampled = sample_nodes(&nodes, SAMPLES, origin);
[INFO] [stdout]     |                         ----^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |                     let mut node = nodes.get_mut(&to).unwrap();
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:352:9
[INFO] [stdout]     |
[INFO] [stdout] 352 |         self.sender.send((self.id, msg));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 352 |         let _ = self.sender.send((self.id, msg));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |         self.sender.send((self.id, msg));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 357 |         let _ = self.sender.send((self.id, msg));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]    --> src/main.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 | /                     sampled
[INFO] [stdout] 144 | |                         .iter()
[INFO] [stdout] 145 | |                         .map(|id| {
[INFO] [stdout] 146 | |                             nodes
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |                         })
[INFO] [stdout] 153 | |                         .collect::<Vec<_>>();
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     let _ = sampled
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:352:9
[INFO] [stdout]     |
[INFO] [stdout] 352 |         self.sender.send((self.id, msg));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 352 |         let _ = self.sender.send((self.id, msg));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |         self.sender.send((self.id, msg));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 357 |         let _ = self.sender.send((self.id, msg));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `Command { std: "docker" "inspect" "6c8dd328da82b5338d36e17a35705f1a5692286161803fef00f2c617280ffa70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8dd328da82b5338d36e17a35705f1a5692286161803fef00f2c617280ffa70", kill_on_drop: false }`
[INFO] [stdout] 6c8dd328da82b5338d36e17a35705f1a5692286161803fef00f2c617280ffa70
