[INFO] crate fly 0.2.0 is already in cache
[INFO] extracting crate fly 0.2.0 into work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/fly/0.2.0
[INFO] extracting crate fly 0.2.0 into work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/fly/0.2.0
[INFO] validating manifest of fly-0.2.0 on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fly-0.2.0 on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fly-0.2.0
[INFO] finished frobbing fly-0.2.0
[INFO] frobbed toml for fly-0.2.0 written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/fly/0.2.0/Cargo.toml
[INFO] started frobbing fly-0.2.0
[INFO] finished frobbing fly-0.2.0
[INFO] frobbed toml for fly-0.2.0 written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/fly/0.2.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking fly-0.2.0 against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-5/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/fly/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5305e11b3df82abea81394e856bc641fac39c02e310d3ad1b9993d12a3cb4aae
[INFO] running `"docker" "start" "-a" "5305e11b3df82abea81394e856bc641fac39c02e310d3ad1b9993d12a3cb4aae"`
[INFO] [stderr]     Checking fly v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt::Debug`
[INFO] [stderr]  --> src/set.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt::Debug;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> src/gcounter.rs:34:14
[INFO] [stderr]    |
[INFO] [stderr] 34 |         for (k, v) in self.data.iter() {
[INFO] [stderr]    |              ^ help: consider prefixing with an underscore: `_k`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]  --> src/counter.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 |     fn decr(&mut self, node: N, delta: u64) {
[INFO] [stderr]   |                        ^^^^ help: consider prefixing with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `delta`
[INFO] [stderr]  --> src/counter.rs:3:33
[INFO] [stderr]   |
[INFO] [stderr] 3 |     fn decr(&mut self, node: N, delta: u64) {
[INFO] [stderr]   |                                 ^^^^^ help: consider prefixing with an underscore: `_delta`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/pncounter.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn new() -> PnCounter<N> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_gcounter`
[INFO] [stderr]   --> src/pncounter.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn to_gcounter(&self) -> GCounter<N> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gcounter::GCounter`
[INFO] [stderr]   --> src/pncounter.rs:73:9
[INFO] [stderr]    |
[INFO] [stderr] 73 |     use gcounter::GCounter;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Debug`
[INFO] [stderr]  --> src/set.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt::Debug;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/lib.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> src/gcounter.rs:34:14
[INFO] [stderr]    |
[INFO] [stderr] 34 |         for (k, v) in self.data.iter() {
[INFO] [stderr]    |              ^ help: consider prefixing with an underscore: `_k`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]  --> src/counter.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 |     fn decr(&mut self, node: N, delta: u64) {
[INFO] [stderr]   |                        ^^^^ help: consider prefixing with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `delta`
[INFO] [stderr]  --> src/counter.rs:3:33
[INFO] [stderr]   |
[INFO] [stderr] 3 |     fn decr(&mut self, node: N, delta: u64) {
[INFO] [stderr]   |                                 ^^^^^ help: consider prefixing with an underscore: `_delta`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "5305e11b3df82abea81394e856bc641fac39c02e310d3ad1b9993d12a3cb4aae"`
[INFO] running `"docker" "rm" "-f" "5305e11b3df82abea81394e856bc641fac39c02e310d3ad1b9993d12a3cb4aae"`
[INFO] [stdout] 5305e11b3df82abea81394e856bc641fac39c02e310d3ad1b9993d12a3cb4aae