[INFO] fetching crate num-modular 0.6.1...
[INFO] testing num-modular-0.6.1 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate num-modular 0.6.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate num-modular 0.6.1
[INFO] finished tweaking crates.io crate num-modular 0.6.1
[INFO] tweaked toml for crates.io crate num-modular 0.6.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate num-modular 0.6.1 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fbc375417475d7edb3052642b8672b63192a9f6f4b99ab9154466de8e0029b0
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[INFO] running `Command { std: "docker" "inspect" "3fbc375417475d7edb3052642b8672b63192a9f6f4b99ab9154466de8e0029b0", kill_on_drop: false }`
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[INFO] [stdout] 3fbc375417475d7edb3052642b8672b63192a9f6f4b99ab9154466de8e0029b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c9a81b2f71cad4eab5f0502d9eae30fa74c139b94c80765f3c6a020e2cb6a92
[INFO] running `Command { std: "docker" "start" "-a" "2c9a81b2f71cad4eab5f0502d9eae30fa74c139b94c80765f3c6a020e2cb6a92", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-modular v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stdout]  --> src/reduced.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(feature = "num_traits")]
[INFO] [stdout]   |       ^^^^^^^^^^------------
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stdout]   = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stdout]    --> src/reduced.rs:153:7
[INFO] [stdout]     |
[INFO] [stdout] 153 | #[cfg(feature = "num_traits")]
[INFO] [stdout]     |       ^^^^^^^^^^------------
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stdout]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stdout]    --> src/reduced.rs:161:7
[INFO] [stdout]     |
[INFO] [stdout] 161 | #[cfg(feature = "num_traits")]
[INFO] [stdout]     |       ^^^^^^^^^^------------
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stdout]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stdout]    --> src/reduced.rs:215:7
[INFO] [stdout]     |
[INFO] [stdout] 215 | #[cfg(feature = "num_traits")]
[INFO] [stdout]     |       ^^^^^^^^^^------------
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stdout]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stdout]    --> src/reduced.rs:223:7
[INFO] [stdout]     |
[INFO] [stdout] 223 | #[cfg(feature = "num_traits")]
[INFO] [stdout]     |       ^^^^^^^^^^------------
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stdout]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "2c9a81b2f71cad4eab5f0502d9eae30fa74c139b94c80765f3c6a020e2cb6a92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c9a81b2f71cad4eab5f0502d9eae30fa74c139b94c80765f3c6a020e2cb6a92", kill_on_drop: false }`
[INFO] [stdout] 2c9a81b2f71cad4eab5f0502d9eae30fa74c139b94c80765f3c6a020e2cb6a92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ed37bafc429e2f48ee8befda6c95d05de8d1248748c3acd551a20727714d0d3
[INFO] running `Command { std: "docker" "start" "-a" "0ed37bafc429e2f48ee8befda6c95d05de8d1248748c3acd551a20727714d0d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-modular v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stdout]  --> src/reduced.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(feature = "num_traits")]
[INFO] [stdout]   |       ^^^^^^^^^^------------
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stdout]   = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stdout]    --> src/reduced.rs:153:7
[INFO] [stdout]     |
[INFO] [stdout] 153 | #[cfg(feature = "num_traits")]
[INFO] [stdout]     |       ^^^^^^^^^^------------
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stdout]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stdout]    --> src/reduced.rs:161:7
[INFO] [stdout]     |
[INFO] [stdout] 161 | #[cfg(feature = "num_traits")]
[INFO] [stdout]     |       ^^^^^^^^^^------------
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stdout]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stdout]    --> src/reduced.rs:215:7
[INFO] [stdout]     |
[INFO] [stdout] 215 | #[cfg(feature = "num_traits")]
[INFO] [stdout]     |       ^^^^^^^^^^------------
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stdout]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stdout]    --> src/reduced.rs:223:7
[INFO] [stdout]     |
[INFO] [stdout] 223 | #[cfg(feature = "num_traits")]
[INFO] [stdout]     |       ^^^^^^^^^^------------
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stdout]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stdout]  --> src/reduced.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(feature = "num_traits")]
[INFO] [stdout]   |       ^^^^^^^^^^------------
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stdout]   = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stdout]    --> src/reduced.rs:153:7
[INFO] [stdout]     |
[INFO] [stdout] 153 | #[cfg(feature = "num_traits")]
[INFO] [stdout]     |       ^^^^^^^^^^------------
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stdout]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stdout]    --> src/reduced.rs:161:7
[INFO] [stdout]     |
[INFO] [stdout] 161 | #[cfg(feature = "num_traits")]
[INFO] [stdout]     |       ^^^^^^^^^^------------
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stdout]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stdout]    --> src/reduced.rs:215:7
[INFO] [stdout]     |
[INFO] [stdout] 215 | #[cfg(feature = "num_traits")]
[INFO] [stdout]     |       ^^^^^^^^^^------------
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stdout]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stdout]    --> src/reduced.rs:223:7
[INFO] [stdout]     |
[INFO] [stdout] 223 | #[cfg(feature = "num_traits")]
[INFO] [stdout]     |       ^^^^^^^^^^------------
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stdout]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/barret.rs:613:30
[INFO] [stdout]     |
[INFO] [stdout] 613 |                 assert_eq!(n.div_exact(d, &fast_div), Some(q));
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u64>::div_exact`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(exact_div)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/barret.rs:615:30
[INFO] [stdout]     |
[INFO] [stdout] 615 |                 assert_eq!(n.div_exact(d, &fast_div), None);
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u64>::div_exact`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(exact_div)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/preinv.rs:117:26
[INFO] [stdout]     |
[INFO] [stdout] 117 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u8>::div_exact`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(exact_div)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/preinv.rs:124:26
[INFO] [stdout]     |
[INFO] [stdout] 124 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u16>::div_exact`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(exact_div)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/preinv.rs:132:26
[INFO] [stdout]     |
[INFO] [stdout] 132 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u16>::div_exact`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(exact_div)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/preinv.rs:139:26
[INFO] [stdout]     |
[INFO] [stdout] 139 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u32>::div_exact`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(exact_div)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/preinv.rs:147:26
[INFO] [stdout]     |
[INFO] [stdout] 147 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u32>::div_exact`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(exact_div)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/preinv.rs:154:26
[INFO] [stdout]     |
[INFO] [stdout] 154 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u64>::div_exact`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(exact_div)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/preinv.rs:162:26
[INFO] [stdout]     |
[INFO] [stdout] 162 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u64>::div_exact`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(exact_div)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/preinv.rs:169:26
[INFO] [stdout]     |
[INFO] [stdout] 169 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u128>::div_exact`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(exact_div)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "0ed37bafc429e2f48ee8befda6c95d05de8d1248748c3acd551a20727714d0d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ed37bafc429e2f48ee8befda6c95d05de8d1248748c3acd551a20727714d0d3", kill_on_drop: false }`
[INFO] [stdout] 0ed37bafc429e2f48ee8befda6c95d05de8d1248748c3acd551a20727714d0d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5c0f61b52fc2813249670867e799f3ed3efbc17d485654047c3bcf7604344be9
[INFO] running `Command { std: "docker" "start" "-a" "5c0f61b52fc2813249670867e799f3ed3efbc17d485654047c3bcf7604344be9", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stderr]  --> src/reduced.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[cfg(feature = "num_traits")]
[INFO] [stderr]   |       ^^^^^^^^^^------------
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stderr]   = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stderr]    --> src/reduced.rs:153:7
[INFO] [stderr]     |
[INFO] [stderr] 153 | #[cfg(feature = "num_traits")]
[INFO] [stderr]     |       ^^^^^^^^^^------------
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stderr]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stderr]    --> src/reduced.rs:161:7
[INFO] [stderr]     |
[INFO] [stderr] 161 | #[cfg(feature = "num_traits")]
[INFO] [stderr]     |       ^^^^^^^^^^------------
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stderr]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stderr]    --> src/reduced.rs:215:7
[INFO] [stderr]     |
[INFO] [stderr] 215 | #[cfg(feature = "num_traits")]
[INFO] [stderr]     |       ^^^^^^^^^^------------
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stderr]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `num_traits`
[INFO] [stderr]    --> src/reduced.rs:223:7
[INFO] [stderr]     |
[INFO] [stderr] 223 | #[cfg(feature = "num_traits")]
[INFO] [stderr]     |       ^^^^^^^^^^------------
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: there is a expected value with a similar name: `"num-traits"`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std`
[INFO] [stderr]     = help: consider adding `num_traits` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `num-modular` (lib) generated 5 warnings
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/barret.rs:613:30
[INFO] [stderr]     |
[INFO] [stderr] 613 |                 assert_eq!(n.div_exact(d, &fast_div), Some(q));
[INFO] [stderr]     |                              ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u64>::div_exact`
[INFO] [stderr]    --> src/lib.rs:39:1
[INFO] [stderr]     |
[INFO] [stderr]  39 + #![feature(exact_div)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/barret.rs:615:30
[INFO] [stderr]     |
[INFO] [stderr] 615 |                 assert_eq!(n.div_exact(d, &fast_div), None);
[INFO] [stderr]     |                              ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u64>::div_exact`
[INFO] [stderr]    --> src/lib.rs:39:1
[INFO] [stderr]     |
[INFO] [stderr]  39 + #![feature(exact_div)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/preinv.rs:117:26
[INFO] [stderr]     |
[INFO] [stderr] 117 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stderr]     |                          ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u8>::div_exact`
[INFO] [stderr]    --> src/lib.rs:39:1
[INFO] [stderr]     |
[INFO] [stderr]  39 + #![feature(exact_div)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/preinv.rs:124:26
[INFO] [stderr]     |
[INFO] [stderr] 124 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stderr]     |                          ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u16>::div_exact`
[INFO] [stderr]    --> src/lib.rs:39:1
[INFO] [stderr]     |
[INFO] [stderr]  39 + #![feature(exact_div)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/preinv.rs:132:26
[INFO] [stderr]     |
[INFO] [stderr] 132 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stderr]     |                          ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u16>::div_exact`
[INFO] [stderr]    --> src/lib.rs:39:1
[INFO] [stderr]     |
[INFO] [stderr]  39 + #![feature(exact_div)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/preinv.rs:139:26
[INFO] [stderr]     |
[INFO] [stderr] 139 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stderr]     |                          ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u32>::div_exact`
[INFO] [stderr]    --> src/lib.rs:39:1
[INFO] [stderr]     |
[INFO] [stderr]  39 + #![feature(exact_div)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/preinv.rs:147:26
[INFO] [stderr]     |
[INFO] [stderr] 147 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stderr]     |                          ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u32>::div_exact`
[INFO] [stderr]    --> src/lib.rs:39:1
[INFO] [stderr]     |
[INFO] [stderr]  39 + #![feature(exact_div)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/preinv.rs:154:26
[INFO] [stderr]     |
[INFO] [stderr] 154 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stderr]     |                          ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u64>::div_exact`
[INFO] [stderr]    --> src/lib.rs:39:1
[INFO] [stderr]     |
[INFO] [stderr]  39 + #![feature(exact_div)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/preinv.rs:162:26
[INFO] [stderr]     |
[INFO] [stderr] 162 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stderr]     |                          ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u64>::div_exact`
[INFO] [stderr]    --> src/lib.rs:39:1
[INFO] [stderr]     |
[INFO] [stderr]  39 + #![feature(exact_div)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/preinv.rs:169:26
[INFO] [stderr]     |
[INFO] [stderr] 169 |             assert_eq!(n.div_exact(d, &pre), expect, "{} / {}", n, d);
[INFO] [stderr]     |                          ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `DivExact::div_exact(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] help: add `#![feature(exact_div)]` to the crate attributes to enable `core::num::<impl u128>::div_exact`
[INFO] [stderr]    --> src/lib.rs:39:1
[INFO] [stderr]     |
[INFO] [stderr]  39 + #![feature(exact_div)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `num-modular` (lib test) generated 15 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/num_modular-d41e8587381ca712)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test barret::tests::test_2by1_against_modops ... ok
[INFO] [stdout] test barret::tests::test_3by2_against_modops ... ok
[INFO] [stdout] test double::tests::test_construction ... ok
[INFO] [stdout] test double::tests::test_assign_ops ... ok
[INFO] [stdout] test double::tests::test_ops ... ok
[INFO] [stdout] test mersenne::tests::test_against_modops ... ok
[INFO] [stdout] test monty::tests::creation_test ... ok
[INFO] [stdout] test prim::tests::invm_test ... ok
[INFO] [stdout] test monty::tests::test_against_modops ... ok
[INFO] [stdout] test prim::tests::jacobi_test ... ok
[INFO] [stdout] test prim::tests::kronecker_test ... ok
[INFO] [stdout] test prim::tests::addm_test ... ok
[INFO] [stdout] test prim::tests::legendre_test ... ok
[INFO] [stdout] test prim::tests::mulm_test ... ok
[INFO] [stdout] test prim::tests::dblm_and_sqm_test ... ok
[INFO] [stdout] test prim::tests::powm_test ... ok
[INFO] [stdout] test prim::tests::negm_and_absm_test ... ok
[INFO] [stdout] test preinv::tests::div_exact_test ... ok
[INFO] [stdout] test prim::tests::subm_test ... ok
[INFO] [stdout] test reduced::tests::test_against_modops ... ok
[INFO] [stdout] test mersenne::tests::creation_test ... ok
[INFO] [stdout] test barret::tests::test_mul_inv_4by2 ... ok
[INFO] [stdout] test barret::tests::test_mul_inv_2by1 ... ok
[INFO] [stdout] test barret::tests::test_mul_inv_3by2 ... ok
[INFO] [stderr]    Doc-tests num_modular
[INFO] [stdout] test barret::tests::test_mul_inv_1by1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.63s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5c0f61b52fc2813249670867e799f3ed3efbc17d485654047c3bcf7604344be9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c0f61b52fc2813249670867e799f3ed3efbc17d485654047c3bcf7604344be9", kill_on_drop: false }`
[INFO] [stdout] 5c0f61b52fc2813249670867e799f3ed3efbc17d485654047c3bcf7604344be9
