[INFO] cloning repository https://github.com/melbourne2991/rusty-lisp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/melbourne2991/rusty-lisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelbourne2991%2Frusty-lisp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelbourne2991%2Frusty-lisp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7a103349103746bbe05cf57cff9ca13ba32801c
[INFO] checking melbourne2991/rusty-lisp against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelbourne2991%2Frusty-lisp" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/melbourne2991/rusty-lisp on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/melbourne2991/rusty-lisp
[INFO] finished tweaking git repo https://github.com/melbourne2991/rusty-lisp
[INFO] tweaked toml for git repo https://github.com/melbourne2991/rusty-lisp written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/melbourne2991/rusty-lisp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c948cefcf4261a7ee1cf4dda787a6d65794678607de5fda2e162f3c461ba2386
[INFO] running `Command { std: "docker" "start" "-a" "c948cefcf4261a7ee1cf4dda787a6d65794678607de5fda2e162f3c461ba2386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c948cefcf4261a7ee1cf4dda787a6d65794678607de5fda2e162f3c461ba2386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c948cefcf4261a7ee1cf4dda787a6d65794678607de5fda2e162f3c461ba2386", kill_on_drop: false }`
[INFO] [stdout] c948cefcf4261a7ee1cf4dda787a6d65794678607de5fda2e162f3c461ba2386
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 68eb63f51c73e23017f84f90194f0e6ff4736e20a4106640e3a899af6ceb21ad
[INFO] running `Command { std: "docker" "start" "-a" "68eb63f51c73e23017f84f90194f0e6ff4736e20a4106640e3a899af6ceb21ad", kill_on_drop: false }`
[INFO] [stderr]     Checking rusticle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/compiler/errors.rs:27:30
[INFO] [stdout]    |
[INFO] [stdout] 27 |   fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/compiler/errors.rs:27:30
[INFO] [stdout]    |
[INFO] [stdout] 27 |   fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]   --> src/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let ast = compiler::parse(filenames);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_non_terminal`
[INFO] [stdout]   --> src/compiler/parse_tree.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 |   pub fn as_non_terminal(&self) -> PTParentNode<'a> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_terminal`
[INFO] [stdout]    --> src/compiler/parse_tree.rs:115:10
[INFO] [stdout]     |
[INFO] [stdout] 115 |   pub fn get_terminal(&self, node_ref: usize) -> &Token {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Declaration`
[INFO] [stdout]   --> src/compiler/source_ast.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 |   Declaration,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Expression`
[INFO] [stdout]   --> src/compiler/source_ast.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   Expression(ExpressionNode),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Number`
[INFO] [stdout]   --> src/compiler/lexer.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |   Number(String),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]   --> src/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let ast = compiler::parse(filenames);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_non_terminal`
[INFO] [stdout]   --> src/compiler/parse_tree.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 |   pub fn as_non_terminal(&self) -> PTParentNode<'a> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_terminal`
[INFO] [stdout]    --> src/compiler/parse_tree.rs:115:10
[INFO] [stdout]     |
[INFO] [stdout] 115 |   pub fn get_terminal(&self, node_ref: usize) -> &Token {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Declaration`
[INFO] [stdout]   --> src/compiler/source_ast.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 |   Declaration,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Expression`
[INFO] [stdout]   --> src/compiler/source_ast.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   Expression(ExpressionNode),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Number`
[INFO] [stdout]   --> src/compiler/lexer.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |   Number(String),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "68eb63f51c73e23017f84f90194f0e6ff4736e20a4106640e3a899af6ceb21ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68eb63f51c73e23017f84f90194f0e6ff4736e20a4106640e3a899af6ceb21ad", kill_on_drop: false }`
[INFO] [stdout] 68eb63f51c73e23017f84f90194f0e6ff4736e20a4106640e3a899af6ceb21ad