[INFO] crate xdlol 0.0.0 is already in cache
[INFO] extracting crate xdlol 0.0.0 into work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/xdlol/0.0.0
[INFO] extracting crate xdlol 0.0.0 into work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/xdlol/0.0.0
[INFO] validating manifest of xdlol-0.0.0 on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of xdlol-0.0.0 on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing xdlol-0.0.0
[INFO] finished frobbing xdlol-0.0.0
[INFO] frobbed toml for xdlol-0.0.0 written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/xdlol/0.0.0/Cargo.toml
[INFO] started frobbing xdlol-0.0.0
[INFO] finished frobbing xdlol-0.0.0
[INFO] frobbed toml for xdlol-0.0.0 written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/xdlol/0.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking xdlol-0.0.0 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/xdlol/0.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d0ecd524b664891709cf1b62778712b8aa00c108c88e50451f9059c287138c6a
[INFO] running `"docker" "start" "-a" "d0ecd524b664891709cf1b62778712b8aa00c108c88e50451f9059c287138c6a"`
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking statrs v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking xdlol v0.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `p_value`
[INFO] [stderr]    --> src/statistics/chi_square.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | pub fn p_value(dof: u64, critical_value: f64) -> f64 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `K` should have a snake case name such as `k`
[INFO] [stderr]    --> src/statistics/chi_square.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |     let K: f64 = dof as f64 * 0.5;
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name such as `x`
[INFO] [stderr]    --> src/statistics/chi_square.rs:117:9
[INFO] [stderr]     |
[INFO] [stderr] 117 |     let X: f64 = critical_value * 0.5;
[INFO] [stderr]     |         ^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `K` should have a snake case name such as `k`
[INFO] [stderr]    --> src/statistics/chi_square.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |     let K: f64 = dof as f64 * 0.5;
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name such as `x`
[INFO] [stderr]    --> src/statistics/chi_square.rs:117:9
[INFO] [stderr]     |
[INFO] [stderr] 117 |     let X: f64 = critical_value * 0.5;
[INFO] [stderr]     |         ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IntoParallelRefIterator`
[INFO] [stderr]   --> benches/frequency_map.rs:15:19
[INFO] [stderr]    |
[INFO] [stderr] 15 | use rayon::iter::{IntoParallelRefIterator, ParallelIterator};
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ParallelIterator`
[INFO] [stderr]   --> benches/frequency_map.rs:15:44
[INFO] [stderr]    |
[INFO] [stderr] 15 | use rayon::iter::{IntoParallelRefIterator, ParallelIterator};
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.40s
[INFO] running `"docker" "inspect" "d0ecd524b664891709cf1b62778712b8aa00c108c88e50451f9059c287138c6a"`
[INFO] running `"docker" "rm" "-f" "d0ecd524b664891709cf1b62778712b8aa00c108c88e50451f9059c287138c6a"`
[INFO] [stdout] d0ecd524b664891709cf1b62778712b8aa00c108c88e50451f9059c287138c6a