[INFO] fetching crate staticfraction 0.0.1...
[INFO] testing staticfraction-0.0.1 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate staticfraction 0.0.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate staticfraction 0.0.1 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate staticfraction 0.0.1
[INFO] finished tweaking crates.io crate staticfraction 0.0.1
[INFO] tweaked toml for crates.io crate staticfraction 0.0.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fraction v0.15.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9491a853f20a28ad5df03af5cb199926dd085c94bfc6985c2253c6ec3691390
[INFO] running `Command { std: "docker" "start" "-a" "e9491a853f20a28ad5df03af5cb199926dd085c94bfc6985c2253c6ec3691390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9491a853f20a28ad5df03af5cb199926dd085c94bfc6985c2253c6ec3691390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9491a853f20a28ad5df03af5cb199926dd085c94bfc6985c2253c6ec3691390", kill_on_drop: false }`
[INFO] [stdout] e9491a853f20a28ad5df03af5cb199926dd085c94bfc6985c2253c6ec3691390
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 204dabc33b6a10eadbdccca8e9cd3928e381855b20c4710f5cf08b0f9089edc2
[INFO] running `Command { std: "docker" "start" "-a" "204dabc33b6a10eadbdccca8e9cd3928e381855b20c4710f5cf08b0f9089edc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.5
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling staticfraction v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | #![feature(associated_consts)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![feature(try_from)]
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `description` is never read
[INFO] [stdout]   --> src/lib.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct StaticFraction<S, C, D> where
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 91 |     description: D,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StaticFraction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `min_numerator` and `max_numerator` are never used
[INFO] [stdout]    --> src/lib.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 94  | / impl<S, C, D> StaticFraction<S, C, D> where
[INFO] [stdout] 95  | |     S: std::convert::TryFrom<C> + Copy + num::Unsigned + num::integer::Integer + num::Bounded, // Copy is there because I wasn't careful ...
[INFO] [stdout] 96  | |     C: From<S> + Copy + num::Unsigned + num::integer::Integer + num::Bounded + HasOverflowingMul,
[INFO] [stdout] 97  | |     D: Default + StaticFractionDescription<C>,
[INFO] [stdout]     | |______________________________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |       fn min_numerator(&self) -> C { D::NUM_OFFSET + D::NUM_FACTOR * C::from(S::min_value()) }
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 130 |       fn max_numerator(&self) -> C { D::NUM_OFFSET + D::NUM_FACTOR * C::from(S::max_value()) }
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "204dabc33b6a10eadbdccca8e9cd3928e381855b20c4710f5cf08b0f9089edc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "204dabc33b6a10eadbdccca8e9cd3928e381855b20c4710f5cf08b0f9089edc2", kill_on_drop: false }`
[INFO] [stdout] 204dabc33b6a10eadbdccca8e9cd3928e381855b20c4710f5cf08b0f9089edc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a36796d3dd10370e87e645f2799c4896639379b9a3434fc4772372304bc5143
[INFO] running `Command { std: "docker" "start" "-a" "2a36796d3dd10370e87e645f2799c4896639379b9a3434fc4772372304bc5143", kill_on_drop: false }`
[INFO] [stderr]    Compiling staticfraction v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | #![feature(associated_consts)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![feature(try_from)]
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `description` is never read
[INFO] [stdout]   --> src/lib.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct StaticFraction<S, C, D> where
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 91 |     description: D,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StaticFraction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `min_numerator` and `max_numerator` are never used
[INFO] [stdout]    --> src/lib.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 94  | / impl<S, C, D> StaticFraction<S, C, D> where
[INFO] [stdout] 95  | |     S: std::convert::TryFrom<C> + Copy + num::Unsigned + num::integer::Integer + num::Bounded, // Copy is there because I wasn't careful ...
[INFO] [stdout] 96  | |     C: From<S> + Copy + num::Unsigned + num::integer::Integer + num::Bounded + HasOverflowingMul,
[INFO] [stdout] 97  | |     D: Default + StaticFractionDescription<C>,
[INFO] [stdout]     | |______________________________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |       fn min_numerator(&self) -> C { D::NUM_OFFSET + D::NUM_FACTOR * C::from(S::min_value()) }
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 130 |       fn max_numerator(&self) -> C { D::NUM_OFFSET + D::NUM_FACTOR * C::from(S::max_value()) }
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | #![feature(associated_consts)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![feature(try_from)]
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> examples/pt100.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_consts)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> examples/demo_constant_propagation.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(associated_consts)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `description` is never read
[INFO] [stdout]   --> src/lib.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct StaticFraction<S, C, D> where
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 91 |     description: D,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StaticFraction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `min_numerator` and `max_numerator` are never used
[INFO] [stdout]    --> src/lib.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 94  | / impl<S, C, D> StaticFraction<S, C, D> where
[INFO] [stdout] 95  | |     S: std::convert::TryFrom<C> + Copy + num::Unsigned + num::integer::Integer + num::Bounded, // Copy is there because I wasn't careful ...
[INFO] [stdout] 96  | |     C: From<S> + Copy + num::Unsigned + num::integer::Integer + num::Bounded + HasOverflowingMul,
[INFO] [stdout] 97  | |     D: Default + StaticFractionDescription<C>,
[INFO] [stdout]     | |______________________________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |       fn min_numerator(&self) -> C { D::NUM_OFFSET + D::NUM_FACTOR * C::from(S::min_value()) }
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 130 |       fn max_numerator(&self) -> C { D::NUM_OFFSET + D::NUM_FACTOR * C::from(S::max_value()) }
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "2a36796d3dd10370e87e645f2799c4896639379b9a3434fc4772372304bc5143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a36796d3dd10370e87e645f2799c4896639379b9a3434fc4772372304bc5143", kill_on_drop: false }`
[INFO] [stdout] 2a36796d3dd10370e87e645f2799c4896639379b9a3434fc4772372304bc5143
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e14aa7fcda991c2d1632f3ad245b9008173ab42a4b82643bb2e5daf123cdc651
[INFO] running `Command { std: "docker" "start" "-a" "e14aa7fcda991c2d1632f3ad245b9008173ab42a4b82643bb2e5daf123cdc651", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 | #![feature(associated_consts)]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 | #![feature(try_from)]
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `description` is never read
[INFO] [stderr]   --> src/lib.rs:91:5
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub struct StaticFraction<S, C, D> where
[INFO] [stderr]    |            -------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 91 |     description: D,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `StaticFraction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `min_numerator` and `max_numerator` are never used
[INFO] [stderr]    --> src/lib.rs:129:8
[INFO] [stderr]     |
[INFO] [stderr] 94  | / impl<S, C, D> StaticFraction<S, C, D> where
[INFO] [stderr] 95  | |     S: std::convert::TryFrom<C> + Copy + num::Unsigned + num::integer::Integer + num::Bounded, // Copy is there because I wasn't careful ...
[INFO] [stderr] 96  | |     C: From<S> + Copy + num::Unsigned + num::integer::Integer + num::Bounded + HasOverflowingMul,
[INFO] [stderr] 97  | |     D: Default + StaticFractionDescription<C>,
[INFO] [stderr]     | |______________________________________________- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 129 |       fn min_numerator(&self) -> C { D::NUM_OFFSET + D::NUM_FACTOR * C::from(S::min_value()) }
[INFO] [stderr]     |          ^^^^^^^^^^^^^
[INFO] [stderr] 130 |       fn max_numerator(&self) -> C { D::NUM_OFFSET + D::NUM_FACTOR * C::from(S::max_value()) }
[INFO] [stderr]     |          ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `staticfraction` (lib) generated 4 warnings
[INFO] [stderr] warning: `staticfraction` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/pt100.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(associated_consts)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/demo_constant_propagation.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![feature(associated_consts)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `staticfraction` (example "pt100") generated 1 warning
[INFO] [stderr] warning: `staticfraction` (example "demo_constant_propagation") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/staticfraction-b0c80736b400f337)
[INFO] [stderr]    Doc-tests staticfraction
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 13) ... FAILED
[INFO] [stdout] test src/lib.rs - StaticFractionDescription (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 13) stdout ----
[INFO] [stdout] error: cannot find macro `prinln` in this scope
[INFO] [stdout]  --> src/lib.rs:14:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | if get_system_voltage() < 3.1 { prinln!("Undervoltage warning!"); }
[INFO] [stdout]   |                                 ^^^^^^ help: a macro with a similar name exists: `println`
[INFO] [stdout]  --> /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/macros.rs:138:1
[INFO] [stdout]   |
[INFO] [stdout]   = note: similarly named macro `println` defined here
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `get_system_voltage` in this scope
[INFO] [stdout]  --> src/lib.rs:14:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | if get_system_voltage() < 3.1 { prinln!("Undervoltage warning!"); }
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 13)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "e14aa7fcda991c2d1632f3ad245b9008173ab42a4b82643bb2e5daf123cdc651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e14aa7fcda991c2d1632f3ad245b9008173ab42a4b82643bb2e5daf123cdc651", kill_on_drop: false }`
[INFO] [stdout] e14aa7fcda991c2d1632f3ad245b9008173ab42a4b82643bb2e5daf123cdc651
