[INFO] cloning repository https://github.com/nickbnf/plic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nickbnf/plic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickbnf%2Fplic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickbnf%2Fplic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 590ac8a7f2b3cddd6c01709c6ddef92e7b851c0a
[INFO] checking nickbnf/plic against master#cb06d12710575a0d7ff71d6fe108f3bcff4f9195 for pr-128425-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickbnf%2Fplic" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nickbnf/plic on toolchain cb06d12710575a0d7ff71d6fe108f3bcff4f9195
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nickbnf/plic
[INFO] finished tweaking git repo https://github.com/nickbnf/plic
[INFO] tweaked toml for git repo https://github.com/nickbnf/plic written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nickbnf/plic already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v2.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d1be897297eaabf4b2856fa7ca6e140bce7082c2456f0d62d86d9d03142ff12
[INFO] running `Command { std: "docker" "start" "-a" "1d1be897297eaabf4b2856fa7ca6e140bce7082c2456f0d62d86d9d03142ff12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d1be897297eaabf4b2856fa7ca6e140bce7082c2456f0d62d86d9d03142ff12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d1be897297eaabf4b2856fa7ca6e140bce7082c2456f0d62d86d9d03142ff12", kill_on_drop: false }`
[INFO] [stdout] 1d1be897297eaabf4b2856fa7ca6e140bce7082c2456f0d62d86d9d03142ff12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ca7bc88f65bae2b1c4014f77ab1ee2baeba06356ad0c244ff2e4fdc53ef45ed
[INFO] running `Command { std: "docker" "start" "-a" "9ca7bc88f65bae2b1c4014f77ab1ee2baeba06356ad0c244ff2e4fdc53ef45ed", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking libc v0.2.16
[INFO] [stderr]     Checking unicode-width v0.1.3
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking encode_unicode v0.1.3
[INFO] [stderr]     Checking unicode-segmentation v0.1.2
[INFO] [stderr]     Checking strsim v0.5.1
[INFO] [stderr]     Checking matches v0.1.2
[INFO] [stderr]     Checking term_size v0.2.1
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking clap v2.13.0
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking plic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 n @ '0' ... '9' => {
[INFO] [stdout]    |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:44:36
[INFO] [stdout]    |
[INFO] [stdout] 44 |                     while let Some(&'0' ... '9') = self.iter.peek() {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^ help: use `..=` for an inclusive range: `&('0'..='9')`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:53:25
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 c @ 'A' ... 'Z' | c @ 'a' ... 'z' | c @ '_' => {
[INFO] [stdout]    |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:53:43
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 c @ 'A' ... 'Z' | c @ 'a' ... 'z' | c @ '_' => {
[INFO] [stdout]    |                                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:58:34
[INFO] [stdout]    |
[INFO] [stdout] 58 | ...                   Some(&'A' ... 'Z') | Some(&'a' ... 'z') | Some(&'_') =>
[INFO] [stdout]    |                            ^^^^^^^^^^^^ help: use `..=` for an inclusive range: `&('A'..='Z')`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:58:55
[INFO] [stdout]    |
[INFO] [stdout] 58 | ...                   Some(&'A' ... 'Z') | Some(&'a' ... 'z') | Some(&'_') =>
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^ help: use `..=` for an inclusive range: `&('a'..='z')`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate matches;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 n @ '0' ... '9' => {
[INFO] [stdout]    |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:44:36
[INFO] [stdout]    |
[INFO] [stdout] 44 |                     while let Some(&'0' ... '9') = self.iter.peek() {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^ help: use `..=` for an inclusive range: `&('0'..='9')`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:53:25
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 c @ 'A' ... 'Z' | c @ 'a' ... 'z' | c @ '_' => {
[INFO] [stdout]    |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:53:43
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 c @ 'A' ... 'Z' | c @ 'a' ... 'z' | c @ '_' => {
[INFO] [stdout]    |                                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:58:34
[INFO] [stdout]    |
[INFO] [stdout] 58 | ...                   Some(&'A' ... 'Z') | Some(&'a' ... 'z') | Some(&'_') =>
[INFO] [stdout]    |                            ^^^^^^^^^^^^ help: use `..=` for an inclusive range: `&('A'..='Z')`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:58:55
[INFO] [stdout]    |
[INFO] [stdout] 58 | ...                   Some(&'A' ... 'Z') | Some(&'a' ... 'z') | Some(&'_') =>
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^ help: use `..=` for an inclusive range: `&('a'..='z')`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s` is never read
[INFO] [stdout]   --> src/eval/builtins.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut s = 0;
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/eval/mod.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn copy_expression<T>( mut tokens: &mut T, copy: String ) -> Result<String,EvalError>
[INFO] [stdout]    |                        ----^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/eval/mod.rs:124:28
[INFO] [stdout]     |
[INFO] [stdout] 124 | fn evaluate_expression<T>( mut tokens: &mut T, env: &mut Environment ) -> Result<PlicType,EvalError>
[INFO] [stdout]     |                            ----^^^^^^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/main.rs:29:23
[INFO] [stdout]    |
[INFO] [stdout] 29 |     else if let Some( file ) = matches.value_of("INPUT") {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s` is never read
[INFO] [stdout]   --> src/eval/builtins.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut s = 0;
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Pair` is never constructed
[INFO] [stdout]   --> src/eval/mod.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum PlicType {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 24 |     Pair(HeapIndex, HeapIndex),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlicType` has a derived impl for the trait `Clone`, 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: variable does not need to be mutable
[INFO] [stdout]   --> src/eval/mod.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn copy_expression<T>( mut tokens: &mut T, copy: String ) -> Result<String,EvalError>
[INFO] [stdout]    |                        ----^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/eval/mod.rs:124:28
[INFO] [stdout]     |
[INFO] [stdout] 124 | fn evaluate_expression<T>( mut tokens: &mut T, env: &mut Environment ) -> Result<PlicType,EvalError>
[INFO] [stdout]     |                            ----^^^^^^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]    --> src/eval/mod.rs:269:17
[INFO] [stdout]     |
[INFO] [stdout] 269 |         let mut env = super::Environment::new();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/eval/mod.rs:269:13
[INFO] [stdout]     |
[INFO] [stdout] 269 |         let mut env = super::Environment::new();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]    --> src/eval/mod.rs:286:17
[INFO] [stdout]     |
[INFO] [stdout] 286 |         let mut env = super::Environment::new();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/eval/mod.rs:286:13
[INFO] [stdout]     |
[INFO] [stdout] 286 |         let mut env = super::Environment::new();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]    --> src/eval/mod.rs:306:17
[INFO] [stdout]     |
[INFO] [stdout] 306 |         let mut env = super::Environment::new();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/eval/mod.rs:306:13
[INFO] [stdout]     |
[INFO] [stdout] 306 |         let mut env = super::Environment::new();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/main.rs:29:23
[INFO] [stdout]    |
[INFO] [stdout] 29 |     else if let Some( file ) = matches.value_of("INPUT") {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Pair` is never constructed
[INFO] [stdout]   --> src/eval/mod.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum PlicType {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 24 |     Pair(HeapIndex, HeapIndex),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlicType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.64s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0, bitflags v0.7.0, clap v2.13.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "9ca7bc88f65bae2b1c4014f77ab1ee2baeba06356ad0c244ff2e4fdc53ef45ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ca7bc88f65bae2b1c4014f77ab1ee2baeba06356ad0c244ff2e4fdc53ef45ed", kill_on_drop: false }`
[INFO] [stdout] 9ca7bc88f65bae2b1c4014f77ab1ee2baeba06356ad0c244ff2e4fdc53ef45ed
