[INFO] crate nyar-number 0.2.4 is already in cache
[INFO] checking nyar-number-0.2.4 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] extracting crate nyar-number 0.2.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nyar-number 0.2.4 on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nyar-number 0.2.4
[INFO] finished tweaking crates.io crate nyar-number 0.2.4
[INFO] tweaked toml for crates.io crate nyar-number 0.2.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+d7b51666469c792a8a3f40849607739bae1e705e" "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] 60a798ba22ee398c03a03d6be4ba64a166373edcc5219f371479761fea5b193c
[INFO] running `"docker" "start" "-a" "60a798ba22ee398c03a03d6be4ba64a166373edcc5219f371479761fea5b193c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking nyar-number v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `num::BigInt`
[INFO] [stderr]  --> src/decimal/decimal.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use num::BigInt;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rem`
[INFO] [stderr]  --> src/integer/types.rs:2:31
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::ops::{Add, Div, Mul, Rem, Sub};
[INFO] [stderr]   |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::BigInt`
[INFO] [stderr]  --> src/integer/types.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use num::BigInt;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::BigInt`
[INFO] [stderr]  --> src/decimal/decimal.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use num::BigInt;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rem`
[INFO] [stderr]  --> src/integer/types.rs:2:31
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::ops::{Add, Div, Mul, Rem, Sub};
[INFO] [stderr]   |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::BigInt`
[INFO] [stderr]  --> src/integer/types.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use num::BigInt;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Complex`
[INFO] [stderr]   --> src/complex.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Complex<R: Any, I: Any> = ComplexPair<R, I>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `GaussianInteger`
[INFO] [stderr]   --> src/complex.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type GaussianInteger = ComplexType<BigInt>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Complex32`
[INFO] [stderr]   --> src/complex.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Complex32 = ComplexType<f32>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Complex64`
[INFO] [stderr]   --> src/complex.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub type Complex64 = ComplexType<f64>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Complex`
[INFO] [stderr]   --> src/complex.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Complex<R: Any, I: Any> = ComplexPair<R, I>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `GaussianInteger`
[INFO] [stderr]   --> src/complex.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type GaussianInteger = ComplexType<BigInt>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Complex32`
[INFO] [stderr]   --> src/complex.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Complex32 = ComplexType<f32>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Complex64`
[INFO] [stderr]   --> src/complex.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub type Complex64 = ComplexType<f64>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.32s
[INFO] running `"docker" "inspect" "60a798ba22ee398c03a03d6be4ba64a166373edcc5219f371479761fea5b193c"`
[INFO] running `"docker" "rm" "-f" "60a798ba22ee398c03a03d6be4ba64a166373edcc5219f371479761fea5b193c"`
[INFO] [stdout] 60a798ba22ee398c03a03d6be4ba64a166373edcc5219f371479761fea5b193c