[INFO] cloning repository https://github.com/kei-s/wacir
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kei-s/wacir" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkei-s%2Fwacir", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkei-s%2Fwacir'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f11280a87157ce21e9348521e1184d858238154
[INFO] checking kei-s/wacir against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkei-s%2Fwacir" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kei-s/wacir on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kei-s/wacir
[INFO] finished tweaking git repo https://github.com/kei-s/wacir
[INFO] tweaked toml for git repo https://github.com/kei-s/wacir written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kei-s/wacir 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f745cc927dfa6346f5e85bc717fb3c47cc219af0a2b3aec0e6c363f82df45d47
[INFO] running `Command { std: "docker" "start" "-a" "f745cc927dfa6346f5e85bc717fb3c47cc219af0a2b3aec0e6c363f82df45d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f745cc927dfa6346f5e85bc717fb3c47cc219af0a2b3aec0e6c363f82df45d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f745cc927dfa6346f5e85bc717fb3c47cc219af0a2b3aec0e6c363f82df45d47", kill_on_drop: false }`
[INFO] [stdout] f745cc927dfa6346f5e85bc717fb3c47cc219af0a2b3aec0e6c363f82df45d47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4169e55f2bd61c94f9091ac222b4da8c703665238df695f8b4f19079f97ecca
[INFO] running `Command { std: "docker" "start" "-a" "a4169e55f2bd61c94f9091ac222b4da8c703665238df695f8b4f19079f97ecca", kill_on_drop: false }`
[INFO] [stderr]     Checking wacir v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Program` is never constructed
[INFO] [stdout]    --> src/ast.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub enum Node {
[INFO] [stdout]     |          ---- variant in this enum
[INFO] [stdout] 299 |     Program(Program),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Node` 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: method `concat` is never used
[INFO] [stdout]  --> src/code.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait ConcatInstructions {
[INFO] [stdout]   |           ------------------ method in this trait
[INFO] [stdout] 7 |     fn concat(&self) -> Instructions;
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/evaluator.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Environment {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 23 |     pub fn new() -> Rc<RefCell<Environment>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `define_macros` is never used
[INFO] [stdout]    --> src/evaluator.rs:502:8
[INFO] [stdout]     |
[INFO] [stdout] 502 | pub fn define_macros(program: &mut Program, env: Rc<RefCell<Environment>>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_macro_definition` is never used
[INFO] [stdout]    --> src/evaluator.rs:517:4
[INFO] [stdout]     |
[INFO] [stdout] 517 | fn is_macro_definition(node: &Statement) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_macro` is never used
[INFO] [stdout]    --> src/evaluator.rs:529:4
[INFO] [stdout]     |
[INFO] [stdout] 529 | fn add_macro(stmt: &Statement, env: Rc<RefCell<Environment>>) {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expand_macros` is never used
[INFO] [stdout]    --> src/evaluator.rs:546:8
[INFO] [stdout]     |
[INFO] [stdout] 546 | pub fn expand_macros(program: Program, env: &mut Rc<RefCell<Environment>>) -> Program {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_macro_call` is never used
[INFO] [stdout]    --> src/evaluator.rs:577:4
[INFO] [stdout]     |
[INFO] [stdout] 577 | fn is_macro_call(exp: &CallExpression, env: &Rc<RefCell<Environment>>) -> Option<Macro> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `quote_args` is never used
[INFO] [stdout]    --> src/evaluator.rs:593:4
[INFO] [stdout]     |
[INFO] [stdout] 593 | fn quote_args(exp: &CallExpression) -> Vec<Object> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Macro` is never constructed
[INFO] [stdout]   --> src/object.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub enum Object {
[INFO] [stdout]    |              ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 24 |         Macro(Macro),
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Object` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `enum_with_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Eof` is never constructed
[INFO] [stdout]  --> src/token.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum TokenType {
[INFO] [stdout]   |          --------- variant in this enum
[INFO] [stdout] 3 |     Illegal,
[INFO] [stdout] 4 |     Eof,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `stack_top` is never used
[INFO] [stdout]    --> src/vm/mod.rs:394:12
[INFO] [stdout]     |
[INFO] [stdout] 33  | impl<'a> VM<'a> {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 394 |     pub fn stack_top(&self) -> Option<&Object> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Eof` is never constructed
[INFO] [stdout]  --> src/token.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum TokenType {
[INFO] [stdout]   |          --------- variant in this enum
[INFO] [stdout] 3 |     Illegal,
[INFO] [stdout] 4 |     Eof,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TokenType` 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: method `stack_top` is never used
[INFO] [stdout]    --> src/vm/mod.rs:394:12
[INFO] [stdout]     |
[INFO] [stdout] 33  | impl<'a> VM<'a> {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 394 |     pub fn stack_top(&self) -> Option<&Object> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/compiler/symbol_table.rs:165:32
[INFO] [stdout]     |
[INFO] [stdout] 165 |                 assert!(false, format!("name {} not resolvable", sym.name));
[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]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 165 -                 assert!(false, format!("name {} not resolvable", sym.name));
[INFO] [stdout] 165 +                 assert!(false, "name {} not resolvable", sym.name);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/compiler/symbol_table.rs:210:32
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 assert!(false, format!("name {} not resulved", sym.name))
[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]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 210 -                 assert!(false, format!("name {} not resulved", sym.name))
[INFO] [stdout] 210 +                 assert!(false, "name {} not resulved", sym.name)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/compiler/symbol_table.rs:261:36
[INFO] [stdout]     |
[INFO] [stdout] 261 |                     assert!(false, format!("name {} not resulved", sym.name))
[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]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 261 -                     assert!(false, format!("name {} not resulved", sym.name))
[INFO] [stdout] 261 +                     assert!(false, "name {} not resulved", sym.name)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/compiler/symbol_table.rs:295:36
[INFO] [stdout]     |
[INFO] [stdout] 295 |                     assert!(false, format!("name {} not resulved", sym.name))
[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]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 295 -                     assert!(false, format!("name {} not resulved", sym.name))
[INFO] [stdout] 295 +                     assert!(false, "name {} not resulved", sym.name)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/evaluator.rs:990:28
[INFO] [stdout]     |
[INFO] [stdout] 990 |             assert!(false, message);
[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] 990 |             assert!(false, "{}", message);
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "a4169e55f2bd61c94f9091ac222b4da8c703665238df695f8b4f19079f97ecca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4169e55f2bd61c94f9091ac222b4da8c703665238df695f8b4f19079f97ecca", kill_on_drop: false }`
[INFO] [stdout] a4169e55f2bd61c94f9091ac222b4da8c703665238df695f8b4f19079f97ecca