[INFO] cloning repository https://github.com/anthdm/avalanche [INFO] running `"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"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanthdm%2Favalanche'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ab7656cd7f137c214177ae888c986eab80a8a3b8 [INFO] checking anthdm/avalanche against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanthdm%2Favalanche" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/anthdm/avalanche on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [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-0/source/Cargo.toml [INFO] crate git repo https://github.com/anthdm/avalanche already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7e388828cbdd1845dceb09a5160537d3576521d053815602ee87e6a66a7cb6d8 [INFO] running `"docker" "start" "-a" "7e388828cbdd1845dceb09a5160537d3576521d053815602ee87e6a66a7cb6d8"` [INFO] [stderr] Compiling ring v0.13.2 [INFO] [stderr] Checking avalanche v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter [INFO] [stderr] --> src/main.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | use rand::{sample, thread_rng, Rng}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep` [INFO] [stderr] --> src/main.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | thread::sleep_ms(500); // cpu ded [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter [INFO] [stderr] --> src/main.rs:171:5 [INFO] [stderr] | [INFO] [stderr] 171 | sample(&mut thread_rng(), ids, n) [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter [INFO] [stderr] --> src/main.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | use rand::{sample, thread_rng, Rng}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep` [INFO] [stderr] --> src/main.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | thread::sleep_ms(500); // cpu ded [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter [INFO] [stderr] --> src/main.rs:171:5 [INFO] [stderr] | [INFO] [stderr] 171 | sample(&mut thread_rng(), ids, n) [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:142:25 [INFO] [stderr] | [INFO] [stderr] 142 | let mut sampled = sample_nodes(&nodes, SAMPLES, origin); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:156:25 [INFO] [stderr] | [INFO] [stderr] 156 | let mut node = nodes.get_mut(&to).unwrap(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stderr] --> src/main.rs:143:21 [INFO] [stderr] | [INFO] [stderr] 143 | / sampled [INFO] [stderr] 144 | | .iter() [INFO] [stderr] 145 | | .map(|id| { [INFO] [stderr] 146 | | nodes [INFO] [stderr] ... | [INFO] [stderr] 152 | | }) [INFO] [stderr] 153 | | .collect::>(); [INFO] [stderr] | |_____________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:352:9 [INFO] [stderr] | [INFO] [stderr] 352 | self.sender.send((self.id, msg)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:357:9 [INFO] [stderr] | [INFO] [stderr] 357 | self.sender.send((self.id, msg)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:142:25 [INFO] [stderr] | [INFO] [stderr] 142 | let mut sampled = sample_nodes(&nodes, SAMPLES, origin); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:156:25 [INFO] [stderr] | [INFO] [stderr] 156 | let mut node = nodes.get_mut(&to).unwrap(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stderr] --> src/main.rs:143:21 [INFO] [stderr] | [INFO] [stderr] 143 | / sampled [INFO] [stderr] 144 | | .iter() [INFO] [stderr] 145 | | .map(|id| { [INFO] [stderr] 146 | | nodes [INFO] [stderr] ... | [INFO] [stderr] 152 | | }) [INFO] [stderr] 153 | | .collect::>(); [INFO] [stderr] | |_____________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:352:9 [INFO] [stderr] | [INFO] [stderr] 352 | self.sender.send((self.id, msg)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:357:9 [INFO] [stderr] | [INFO] [stderr] 357 | self.sender.send((self.id, msg)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.07s [INFO] running `"docker" "inspect" "7e388828cbdd1845dceb09a5160537d3576521d053815602ee87e6a66a7cb6d8"` [INFO] running `"docker" "rm" "-f" "7e388828cbdd1845dceb09a5160537d3576521d053815602ee87e6a66a7cb6d8"` [INFO] [stdout] 7e388828cbdd1845dceb09a5160537d3576521d053815602ee87e6a66a7cb6d8