[INFO] fetching crate ripin 0.1.2...
[INFO] testing ripin-0.1.2 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate ripin 0.1.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ripin 0.1.2 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ripin 0.1.2
[INFO] finished tweaking crates.io crate ripin 0.1.2
[INFO] tweaked toml for crates.io crate ripin 0.1.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c29807f801161bdbac0964e16f0764e1884ef5f4cee0f1334f541f5c27d1f9d1
[INFO] running `Command { std: "docker" "start" "-a" "c29807f801161bdbac0964e16f0764e1884ef5f4cee0f1334f541f5c27d1f9d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c29807f801161bdbac0964e16f0764e1884ef5f4cee0f1334f541f5c27d1f9d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c29807f801161bdbac0964e16f0764e1884ef5f4cee0f1334f541f5c27d1f9d1", kill_on_drop: false }`
[INFO] [stdout] c29807f801161bdbac0964e16f0764e1884ef5f4cee0f1334f541f5c27d1f9d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1077c41d27f46a114b7f6c4aa23570c383d1000994c9a91fe038095000c2aee
[INFO] running `Command { std: "docker" "start" "-a" "d1077c41d27f46a114b7f6c4aa23570c383d1000994c9a91fe038095000c2aee", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling ripin v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/convert_ref.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn try_from_ref(&T) -> Result<Self, Self::Err>;
[INFO] [stdout]   |                     ^^ help: try naming the parameter or explicitly ignoring it: `_: &T`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.74s
[INFO] running `Command { std: "docker" "inspect" "d1077c41d27f46a114b7f6c4aa23570c383d1000994c9a91fe038095000c2aee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1077c41d27f46a114b7f6c4aa23570c383d1000994c9a91fe038095000c2aee", kill_on_drop: false }`
[INFO] [stdout] d1077c41d27f46a114b7f6c4aa23570c383d1000994c9a91fe038095000c2aee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4010cbf55edc05300c3108bbe0c35f8f38a2ce239e792160870e81b297798fe
[INFO] running `Command { std: "docker" "start" "-a" "d4010cbf55edc05300c3108bbe0c35f8f38a2ce239e792160870e81b297798fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling ripin v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/convert_ref.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn try_from_ref(&T) -> Result<Self, Self::Err>;
[INFO] [stdout]   |                     ^^ help: try naming the parameter or explicitly ignoring it: `_: &T`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/convert_ref.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn try_from_ref(&T) -> Result<Self, Self::Err>;
[INFO] [stdout]   |                     ^^ help: try naming the parameter or explicitly ignoring it: `_: &T`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/evaluate/float.rs:201:25
[INFO] [stdout]     |
[INFO] [stdout] 201 |             _ => panic!(res),
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 201 |             _ => panic!("{}", res),
[INFO] [stdout]     |                         ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 201 |             _ => std::panic::panic_any(res),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/evaluate/float.rs:212:25
[INFO] [stdout]     |
[INFO] [stdout] 212 |             _ => panic!(res),
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 212 |             _ => panic!("{}", res),
[INFO] [stdout]     |                         ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 212 |             _ => std::panic::panic_any(res),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/evaluate/float.rs:223:25
[INFO] [stdout]     |
[INFO] [stdout] 223 |             _ => panic!(res),
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 223 |             _ => panic!("{}", res),
[INFO] [stdout]     |                         ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 223 |             _ => std::panic::panic_any(res),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/evaluate/integer.rs:186:25
[INFO] [stdout]     |
[INFO] [stdout] 186 |             _ => panic!(res),
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 186 |             _ => panic!("{}", res),
[INFO] [stdout]     |                         ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 186 |             _ => std::panic::panic_any(res),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/evaluate/integer.rs:197:25
[INFO] [stdout]     |
[INFO] [stdout] 197 |             _ => panic!(res),
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 197 |             _ => panic!("{}", res),
[INFO] [stdout]     |                         ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 197 |             _ => std::panic::panic_any(res),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/evaluate/integer.rs:208:25
[INFO] [stdout]     |
[INFO] [stdout] 208 |             _ => panic!(res),
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 208 |             _ => panic!("{}", res),
[INFO] [stdout]     |                         ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 208 |             _ => std::panic::panic_any(res),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "d4010cbf55edc05300c3108bbe0c35f8f38a2ce239e792160870e81b297798fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4010cbf55edc05300c3108bbe0c35f8f38a2ce239e792160870e81b297798fe", kill_on_drop: false }`
[INFO] [stdout] d4010cbf55edc05300c3108bbe0c35f8f38a2ce239e792160870e81b297798fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bc14ad119ffa66f6bb6bb53c0d2c87e0f854776a3bc6428ff4cd8eaaa929ccd7
[INFO] running `Command { std: "docker" "start" "-a" "bc14ad119ffa66f6bb6bb53c0d2c87e0f854776a3bc6428ff4cd8eaaa929ccd7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout] running 47 tests
[INFO] [stderr]  --> src/convert_ref.rs:7:21
[INFO] [stdout] test evaluate::float::tests::bad_operator ... ok
[INFO] [stderr]   |
[INFO] [stdout] test evaluate::float::tests::simple_addition ... ok
[INFO] [stderr] 7 |     fn try_from_ref(&T) -> Result<Self, Self::Err>;
[INFO] [stdout] test evaluate::float::tests::simple_exponential ... ok
[INFO] [stderr]   |                     ^^ help: try naming the parameter or explicitly ignoring it: `_: &T`
[INFO] [stdout] test evaluate::float::tests::simple_hashmap_variable_expression ... ok
[INFO] [stderr]   |
[INFO] [stdout] test evaluate::float::tests::simple_division_by_zero ... ok
[INFO] [stderr]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] test evaluate::float::tests::simple_multiplication ... ok
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout] test evaluate::float::tests::simple_logarithm_2 ... ok
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] test evaluate::float::tests::simple_linkedlist_variable_expression ... ok
[INFO] [stderr] 
[INFO] [stdout] test evaluate::float::tests::simple_one ... ok
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/convert_ref.rs:7:21
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn try_from_ref(&T) -> Result<Self, Self::Err>;
[INFO] [stderr]   |                     ^^ help: try naming the parameter or explicitly ignoring it: `_: &T`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/evaluate/float.rs:201:25
[INFO] [stderr]     |
[INFO] [stderr] 201 |             _ => panic!(res),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 201 |             _ => panic!("{}", res),
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 201 |             _ => std::panic::panic_any(res),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/evaluate/float.rs:212:25
[INFO] [stderr]     |
[INFO] [stderr] 212 |             _ => panic!(res),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 212 |             _ => panic!("{}", res),
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 212 |             _ => std::panic::panic_any(res),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/evaluate/float.rs:223:25
[INFO] [stderr]     |
[INFO] [stderr] 223 |             _ => panic!(res),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 223 |             _ => panic!("{}", res),
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 223 |             _ => std::panic::panic_any(res),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/evaluate/integer.rs:186:25
[INFO] [stderr]     |
[INFO] [stderr] 186 |             _ => panic!(res),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 186 |             _ => panic!("{}", res),
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 186 |             _ => std::panic::panic_any(res),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/evaluate/integer.rs:197:25
[INFO] [stderr]     |
[INFO] [stderr] 197 |             _ => panic!(res),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 197 |             _ => panic!("{}", res),
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 197 |             _ => std::panic::panic_any(res),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/evaluate/integer.rs:208:25
[INFO] [stderr]     |
[INFO] [stderr] 208 |             _ => panic!(res),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 208 |             _ => panic!("{}", res),
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 208 |             _ => std::panic::panic_any(res),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ripin-122e64456e86c7d2)
[INFO] [stdout] test evaluate::float::tests::simple_power ... ok
[INFO] [stdout] test evaluate::integer::tests::simple_multiplication ... ok
[INFO] [stdout] test evaluate::integer::tests::bad_operator ... ok
[INFO] [stdout] test evaluate::integer::tests::invalid_remaining ... ok
[INFO] [stdout] test evaluate::integer::tests::simple_negation ... ok
[INFO] [stdout] test evaluate::float::tests::not_enough_operand ... ok
[INFO] [stdout] test evaluate::float::tests::simple_negation ... ok
[INFO] [stdout] test evaluate::float::tests::simple_vec_variable_expression ... ok
[INFO] [stdout] test evaluate::float::tests::too_many_operands ... ok
[INFO] [stdout] test evaluate::float::tests::simple_btreemap_variable_expression ... ok
[INFO] [stdout] test evaluate::integer::tests::simple_substraction ... ok
[INFO] [stdout] test evaluate::integer::tests::simple_swap ... ok
[INFO] [stdout] test evaluate::float::tests::simple_division ... ok
[INFO] [stdout] test evaluate::integer::tests::simple_division ... ok
[INFO] [stdout] test evaluate::integer::tests::invalid_division ... ok
[INFO] [stdout] test evaluate::integer::tests::invalid_exp_power ... ok
[INFO] [stdout] test evaluate::float::tests::simple_square_root ... ok
[INFO] [stdout] test evaluate::float::tests::simple_nan ... ok
[INFO] [stdout] test evaluate::integer::tests::overflowing_multiplication ... ok
[INFO] [stdout] test evaluate::float::tests::simple_substraction ... ok
[INFO] [stdout] test evaluate::integer::tests::simple_power ... ok
[INFO] [stdout] test evaluate::integer::tests::overflowing_power ... ok
[INFO] [stdout] test evaluate::float::tests::simple_zero ... ok
[INFO] [stdout] test evaluate::float::tests::simple_vecdeque_variable_expression ... ok
[INFO] [stdout] test evaluate::integer::tests::simple_addition ... ok
[INFO] [stdout] test evaluate::float::tests::simple_round ... ok
[INFO] [stdout] test evaluate::float::tests::to_string ... ok
[INFO] [stdout] test evaluate::integer::tests::simple_remaining ... ok
[INFO] [stdout] test evaluate::float::tests::simple_remaining ... ok
[INFO] [stdout] test evaluate::integer::tests::not_enough_operand ... ok
[INFO] [stdout] test evaluate::integer::tests::simple_one ... ok
[INFO] [stdout] test evaluate::float::tests::simple_swap ... ok
[INFO] [stdout] test evaluate::integer::tests::overflowing_addition ... ok
[INFO] [stdout] test evaluate::integer::tests::simple_zero ... ok
[INFO] [stdout] test evaluate::integer::tests::to_string ... ok
[INFO] [stdout] test evaluate::integer::tests::too_many_operands ... ok
[INFO] [stdout] test evaluate::integer::tests::underflowing_substraction ... ok
[INFO] [stdout] test evaluate::float::tests::invalid_vec_variable_expression ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 47 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ripin
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - (line 55) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::is_empty (line 67) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::pop (line 106) ... ok
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::with_capacity (line 37) ... ok
[INFO] [stdout] test src/stack.rs - stack::Stack (line 3) ... ok
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::new (line 23) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::push (line 88) ... ok
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::len (line 51) ... ok
[INFO] [stdout] test src/lib.rs - (line 74) ... ok
[INFO] [stdout] test src/lib.rs - (line 61) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.83s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bc14ad119ffa66f6bb6bb53c0d2c87e0f854776a3bc6428ff4cd8eaaa929ccd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc14ad119ffa66f6bb6bb53c0d2c87e0f854776a3bc6428ff4cd8eaaa929ccd7", kill_on_drop: false }`
[INFO] [stdout] bc14ad119ffa66f6bb6bb53c0d2c87e0f854776a3bc6428ff4cd8eaaa929ccd7