[INFO] fetching crate pgnumeric 0.2.1...
[INFO] building pgnumeric-0.2.1 against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] extracting crate pgnumeric 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate pgnumeric 0.2.1 on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pgnumeric 0.2.1
[INFO] finished tweaking crates.io crate pgnumeric 0.2.1
[INFO] tweaked toml for crates.io crate pgnumeric 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 75 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding cfg-if v0.1.10 (available: v1.0.0)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.6.0)
[INFO] [stderr]       Adding strtod v0.0.1 (available: v0.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strtod v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 845c5b26b1165703d09f379d63a285e9256370937b6d84f3df5dae03d6fb350a
[INFO] running `Command { std: "docker" "start" "-a" "845c5b26b1165703d09f379d63a285e9256370937b6d84f3df5dae03d6fb350a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "845c5b26b1165703d09f379d63a285e9256370937b6d84f3df5dae03d6fb350a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "845c5b26b1165703d09f379d63a285e9256370937b6d84f3df5dae03d6fb350a", kill_on_drop: false }`
[INFO] [stdout] 845c5b26b1165703d09f379d63a285e9256370937b6d84f3df5dae03d6fb350a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5e5a7102146e1d1c948bacfaa972761d266845cf309963b2dcb7401c93f08d5
[INFO] running `Command { std: "docker" "start" "-a" "a5e5a7102146e1d1c948bacfaa972761d266845cf309963b2dcb7401c93f08d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling strtod v0.0.1
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling pgnumeric v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/binary.rs:433:19
[INFO] [stdout]     |
[INFO] [stdout] 433 |     pub fn as_var(&self) -> NumericVar {
[INFO] [stdout]     |                   ^^^^^     ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 433 |     pub fn as_var(&self) -> NumericVar<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/num.rs:111:28
[INFO] [stdout]     |
[INFO] [stdout] 111 |             None => panic!(VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 111 |             None => panic!("{}", VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/num.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn as_var_owned(&mut self) -> NumericVar {
[INFO] [stdout]     |                     ^^^^^^^^^     ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn as_var_owned(&mut self) -> NumericVar<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/num.rs:417:26
[INFO] [stdout]     |
[INFO] [stdout] 417 |     pub(crate) fn as_var(&self) -> NumericVar {
[INFO] [stdout]     |                          ^^^^^     ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 417 |     pub(crate) fn as_var(&self) -> NumericVar<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/num.rs:497:28
[INFO] [stdout]     |
[INFO] [stdout] 497 |             None => panic!(VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 497 |             None => panic!("{}", VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/num.rs:684:28
[INFO] [stdout]     |
[INFO] [stdout] 684 |             None => panic!(VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 684 |             None => panic!("{}", VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/num.rs:718:28
[INFO] [stdout]     |
[INFO] [stdout] 718 |             None => panic!(VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 718 |             None => panic!("{}", VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/num.rs:736:28
[INFO] [stdout]     |
[INFO] [stdout] 736 |             None => panic!(VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 736 |             None => panic!("{}", VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ops.rs:368:20
[INFO] [stdout]     |
[INFO] [stdout] 368 |             panic!(VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 368 |             panic!("{}", VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ops.rs:448:20
[INFO] [stdout]     |
[INFO] [stdout] 448 |             panic!(VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 448 |             panic!("{}", VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ops.rs:490:20
[INFO] [stdout]     |
[INFO] [stdout] 490 |             panic!(VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 490 |             panic!("{}", VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ops.rs:570:20
[INFO] [stdout]     |
[INFO] [stdout] 570 |             panic!(VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 570 |             panic!("{}", VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/parse.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn parse_decimal(s: &[u8]) -> Result<(Decimal, &[u8]), NumericParseError> {
[INFO] [stdout]    |                     ^^^^^             -------  ----- the lifetimes get resolved as `'_`
[INFO] [stdout]    |                     |                 |
[INFO] [stdout]    |                     |                 the lifetimes get resolved as `'_`
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn parse_decimal(s: &[u8]) -> Result<(Decimal<'_>, &[u8]), NumericParseError> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/var.rs:1653:31
[INFO] [stdout]      |
[INFO] [stdout] 1653 |             assert!(exp >= 0, DIVIDE_BY_ZERO_MSG);
[INFO] [stdout]      |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1653 |             assert!(exp >= 0, "{}", DIVIDE_BY_ZERO_MSG);
[INFO] [stdout]      |                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "a5e5a7102146e1d1c948bacfaa972761d266845cf309963b2dcb7401c93f08d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5e5a7102146e1d1c948bacfaa972761d266845cf309963b2dcb7401c93f08d5", kill_on_drop: false }`
[INFO] [stdout] a5e5a7102146e1d1c948bacfaa972761d266845cf309963b2dcb7401c93f08d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bbc3af1718bdb65c2f545c98601062e1017c00de60f6d6bb601e68ea1ec83d9
[INFO] running `Command { std: "docker" "start" "-a" "5bbc3af1718bdb65c2f545c98601062e1017c00de60f6d6bb601e68ea1ec83d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/binary.rs:433:19
[INFO] [stdout]     |
[INFO] [stdout] 433 |     pub fn as_var(&self) -> NumericVar {
[INFO] [stdout]     |                   ^^^^^     ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 433 |     pub fn as_var(&self) -> NumericVar<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/num.rs:111:28
[INFO] [stdout]     |
[INFO] [stdout] 111 |             None => panic!(VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 111 |             None => panic!("{}", VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/num.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn as_var_owned(&mut self) -> NumericVar {
[INFO] [stdout]     |                     ^^^^^^^^^     ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn as_var_owned(&mut self) -> NumericVar<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/num.rs:417:26
[INFO] [stdout]     |
[INFO] [stdout] 417 |     pub(crate) fn as_var(&self) -> NumericVar {
[INFO] [stdout]     |                          ^^^^^     ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 417 |     pub(crate) fn as_var(&self) -> NumericVar<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/num.rs:497:28
[INFO] [stdout]     |
[INFO] [stdout] 497 |             None => panic!(VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 497 |             None => panic!("{}", VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/num.rs:684:28
[INFO] [stdout]     |
[INFO] [stdout] 684 |             None => panic!(VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 684 |             None => panic!("{}", VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/num.rs:718:28
[INFO] [stdout]     |
[INFO] [stdout] 718 |             None => panic!(VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 718 |             None => panic!("{}", VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/num.rs:736:28
[INFO] [stdout]     |
[INFO] [stdout] 736 |             None => panic!(VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 736 |             None => panic!("{}", VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ops.rs:368:20
[INFO] [stdout]     |
[INFO] [stdout] 368 |             panic!(VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 368 |             panic!("{}", VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ops.rs:448:20
[INFO] [stdout]     |
[INFO] [stdout] 448 |             panic!(VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 448 |             panic!("{}", VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ops.rs:490:20
[INFO] [stdout]     |
[INFO] [stdout] 490 |             panic!(VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 490 |             panic!("{}", VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ops.rs:570:20
[INFO] [stdout]     |
[INFO] [stdout] 570 |             panic!(VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 570 |             panic!("{}", VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/parse.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn parse_decimal(s: &[u8]) -> Result<(Decimal, &[u8]), NumericParseError> {
[INFO] [stdout]    |                     ^^^^^             -------  ----- the lifetimes get resolved as `'_`
[INFO] [stdout]    |                     |                 |
[INFO] [stdout]    |                     |                 the lifetimes get resolved as `'_`
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn parse_decimal(s: &[u8]) -> Result<(Decimal<'_>, &[u8]), NumericParseError> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/var.rs:1653:31
[INFO] [stdout]      |
[INFO] [stdout] 1653 |             assert!(exp >= 0, DIVIDE_BY_ZERO_MSG);
[INFO] [stdout]      |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1653 |             assert!(exp >= 0, "{}", DIVIDE_BY_ZERO_MSG);
[INFO] [stdout]      |                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling pgnumeric v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/binary.rs:433:19
[INFO] [stdout]     |
[INFO] [stdout] 433 |     pub fn as_var(&self) -> NumericVar {
[INFO] [stdout]     |                   ^^^^^     ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 433 |     pub fn as_var(&self) -> NumericVar<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/num.rs:111:28
[INFO] [stdout]     |
[INFO] [stdout] 111 |             None => panic!(VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 111 |             None => panic!("{}", VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/num.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn as_var_owned(&mut self) -> NumericVar {
[INFO] [stdout]     |                     ^^^^^^^^^     ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn as_var_owned(&mut self) -> NumericVar<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/num.rs:417:26
[INFO] [stdout]     |
[INFO] [stdout] 417 |     pub(crate) fn as_var(&self) -> NumericVar {
[INFO] [stdout]     |                          ^^^^^     ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 417 |     pub(crate) fn as_var(&self) -> NumericVar<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/num.rs:497:28
[INFO] [stdout]     |
[INFO] [stdout] 497 |             None => panic!(VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 497 |             None => panic!("{}", VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/num.rs:684:28
[INFO] [stdout]     |
[INFO] [stdout] 684 |             None => panic!(VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 684 |             None => panic!("{}", VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/num.rs:718:28
[INFO] [stdout]     |
[INFO] [stdout] 718 |             None => panic!(VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 718 |             None => panic!("{}", VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/num.rs:736:28
[INFO] [stdout]     |
[INFO] [stdout] 736 |             None => panic!(VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 736 |             None => panic!("{}", VALUE_OVERFLOW_MSG),
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ops.rs:368:20
[INFO] [stdout]     |
[INFO] [stdout] 368 |             panic!(VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 368 |             panic!("{}", VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ops.rs:448:20
[INFO] [stdout]     |
[INFO] [stdout] 448 |             panic!(VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 448 |             panic!("{}", VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ops.rs:490:20
[INFO] [stdout]     |
[INFO] [stdout] 490 |             panic!(VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 490 |             panic!("{}", VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ops.rs:570:20
[INFO] [stdout]     |
[INFO] [stdout] 570 |             panic!(VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 570 |             panic!("{}", VALUE_OVERFLOW_MSG)
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/parse.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn parse_decimal(s: &[u8]) -> Result<(Decimal, &[u8]), NumericParseError> {
[INFO] [stdout]    |                     ^^^^^             -------  ----- the lifetimes get resolved as `'_`
[INFO] [stdout]    |                     |                 |
[INFO] [stdout]    |                     |                 the lifetimes get resolved as `'_`
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn parse_decimal(s: &[u8]) -> Result<(Decimal<'_>, &[u8]), NumericParseError> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/var.rs:1653:31
[INFO] [stdout]      |
[INFO] [stdout] 1653 |             assert!(exp >= 0, DIVIDE_BY_ZERO_MSG);
[INFO] [stdout]      |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1653 |             assert!(exp >= 0, "{}", DIVIDE_BY_ZERO_MSG);
[INFO] [stdout]      |                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.14s
[INFO] running `Command { std: "docker" "inspect" "5bbc3af1718bdb65c2f545c98601062e1017c00de60f6d6bb601e68ea1ec83d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bbc3af1718bdb65c2f545c98601062e1017c00de60f6d6bb601e68ea1ec83d9", kill_on_drop: false }`
[INFO] [stdout] 5bbc3af1718bdb65c2f545c98601062e1017c00de60f6d6bb601e68ea1ec83d9