[INFO] fetching crate number-diff 0.1.4...
[INFO] checking number-diff-0.1.4 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate number-diff 0.1.4 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate number-diff 0.1.4
[INFO] finished tweaking crates.io crate number-diff 0.1.4
[INFO] tweaked toml for crates.io crate number-diff 0.1.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate number-diff 0.1.4 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to highest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.15.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f0c9ae90087a811dc3c1fc9acd377bc08054b71760cf425ccb9073b2f24b3b02
[INFO] running `Command { std: "docker" "start" "f0c9ae90087a811dc3c1fc9acd377bc08054b71760cf425ccb9073b2f24b3b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0c9ae90087a811dc3c1fc9acd377bc08054b71760cf425ccb9073b2f24b3b02", 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" "f0c9ae90087a811dc3c1fc9acd377bc08054b71760cf425ccb9073b2f24b3b02" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0c9ae90087a811dc3c1fc9acd377bc08054b71760cf425ccb9073b2f24b3b02", 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" "f0c9ae90087a811dc3c1fc9acd377bc08054b71760cf425ccb9073b2f24b3b02" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.19.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking number-diff v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `useful_functions::*`
[INFO] [stdout]  --> src/functions/utils/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use useful_functions::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `useful_functions::*`
[INFO] [stdout]  --> src/functions/utils/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use useful_functions::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NAN`: replaced by the `NAN` associated constant on `f64`
[INFO] [stdout]  --> src/functions/utils/useful_functions.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f64::{consts::E, NAN};
[INFO] [stdout]   |                           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NAN`: replaced by the `NAN` associated constant on `f64`
[INFO] [stdout]   --> src/functions/utils/useful_functions.rs:11:35
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const COMPLEX_INFINITY: f64 = NAN;
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NAN`: replaced by the `NAN` associated constant on `f64`
[INFO] [stdout]    --> src/functions/utils/useful_functions.rs:132:21
[INFO] [stdout]     |
[INFO] [stdout] 124 | macro_rules! impl_factorial_integer {
[INFO] [stdout] ...
[INFO] [stdout] 132 |                     NAN
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 | impl_factorial_integer!(for i8, i16, i32, i64, i128, isize);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NAN`: replaced by the `NAN` associated constant on `f64`
[INFO] [stdout]  --> src/functions/utils/useful_functions.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f64::{consts::E, NAN};
[INFO] [stdout]   |                           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NAN`: replaced by the `NAN` associated constant on `f64`
[INFO] [stdout]   --> src/functions/utils/useful_functions.rs:11:35
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const COMPLEX_INFINITY: f64 = NAN;
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NAN`: replaced by the `NAN` associated constant on `f64`
[INFO] [stdout]    --> src/functions/utils/useful_functions.rs:132:21
[INFO] [stdout]     |
[INFO] [stdout] 124 | macro_rules! impl_factorial_integer {
[INFO] [stdout] ...
[INFO] [stdout] 132 |                     NAN
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 | impl_factorial_integer!(for i8, i16, i32, i64, i128, isize);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Elementary`
[INFO] [stdout]    --> src/simplify/classification.rs:118:35
[INFO] [stdout]     |
[INFO] [stdout] 118 |         } else if self.clone() == X.into() {
[INFO] [stdout]     |                                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 118 -         } else if self.clone() == X.into() {
[INFO] [stdout] 118 +         } else if self.clone() == X {
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 118 -         } else if self.clone() == X.into() {
[INFO] [stdout] 118 +         } else if self.clone() == <Elementary as Into<_>>::into(X) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Elementary`
[INFO] [stdout]    --> src/simplify/classification.rs:118:35
[INFO] [stdout]     |
[INFO] [stdout] 118 |         } else if self.clone() == X.into() {
[INFO] [stdout]     |                                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 118 -         } else if self.clone() == X.into() {
[INFO] [stdout] 118 +         } else if self.clone() == X {
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 118 -         } else if self.clone() == X.into() {
[INFO] [stdout] 118 +         } else if self.clone() == <Elementary as Into<_>>::into(X) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `number-diff` (lib) due to 1 previous error; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `number-diff` (lib test) due to 1 previous error; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f0c9ae90087a811dc3c1fc9acd377bc08054b71760cf425ccb9073b2f24b3b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0c9ae90087a811dc3c1fc9acd377bc08054b71760cf425ccb9073b2f24b3b02", kill_on_drop: false }`
[INFO] [stdout] f0c9ae90087a811dc3c1fc9acd377bc08054b71760cf425ccb9073b2f24b3b02
