[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] testing melbourne2991/rusty-lisp against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[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 ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 38d3829da618c989c8c86ba99366d87bf478b08118153f897613cb1c9a086d9e
[INFO] running `Command { std: "docker" "start" "-a" "38d3829da618c989c8c86ba99366d87bf478b08118153f897613cb1c9a086d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38d3829da618c989c8c86ba99366d87bf478b08118153f897613cb1c9a086d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38d3829da618c989c8c86ba99366d87bf478b08118153f897613cb1c9a086d9e", kill_on_drop: false }`
[INFO] [stdout] 38d3829da618c989c8c86ba99366d87bf478b08118153f897613cb1c9a086d9e
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64a84e43c236f65233a4a48989ba11a6ab8b46b62c88c7856df82c8056584b53
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "64a84e43c236f65233a4a48989ba11a6ab8b46b62c88c7856df82c8056584b53", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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]    = 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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "64a84e43c236f65233a4a48989ba11a6ab8b46b62c88c7856df82c8056584b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64a84e43c236f65233a4a48989ba11a6ab8b46b62c88c7856df82c8056584b53", kill_on_drop: false }`
[INFO] [stdout] 64a84e43c236f65233a4a48989ba11a6ab8b46b62c88c7856df82c8056584b53
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 820bb4e0c78a193a6b8aa676f5ae2d16a51ad64f76136b4f3226c2014b765b7f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "820bb4e0c78a193a6b8aa676f5ae2d16a51ad64f76136b4f3226c2014b765b7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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]    = 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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "820bb4e0c78a193a6b8aa676f5ae2d16a51ad64f76136b4f3226c2014b765b7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "820bb4e0c78a193a6b8aa676f5ae2d16a51ad64f76136b4f3226c2014b765b7f", kill_on_drop: false }`
[INFO] [stdout] 820bb4e0c78a193a6b8aa676f5ae2d16a51ad64f76136b4f3226c2014b765b7f
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8984f8a1f7dd0a6c050f31f7ef715913b02da9469a64f76bec5c263011e43c6c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8984f8a1f7dd0a6c050f31f7ef715913b02da9469a64f76bec5c263011e43c6c", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/errors.rs:27:30
[INFO] [stderr]    |
[INFO] [stderr] 27 |   fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ast`
[INFO] [stderr]   --> src/main.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let ast = compiler::parse(filenames);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `as_non_terminal`
[INFO] [stderr]   --> src/compiler/parse_tree.rs:41:10
[INFO] [stderr]    |
[INFO] [stderr] 41 |   pub fn as_non_terminal(&self) -> PTParentNode<'a> {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_terminal`
[INFO] [stderr]    --> src/compiler/parse_tree.rs:115:10
[INFO] [stderr]     |
[INFO] [stderr] 115 |   pub fn get_terminal(&self, node_ref: usize) -> &Token {
[INFO] [stderr]     |          ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Declaration`
[INFO] [stderr]   --> src/compiler/source_ast.rs:11:3
[INFO] [stderr]    |
[INFO] [stderr] 11 |   Declaration,
[INFO] [stderr]    |   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Expression`
[INFO] [stderr]   --> src/compiler/source_ast.rs:23:3
[INFO] [stderr]    |
[INFO] [stderr] 23 |   Expression(ExpressionNode),
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Number`
[INFO] [stderr]   --> src/compiler/lexer.rs:17:3
[INFO] [stderr]    |
[INFO] [stderr] 17 |   Number(String),
[INFO] [stderr]    |   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusticle-49740dd08e6eb817)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8984f8a1f7dd0a6c050f31f7ef715913b02da9469a64f76bec5c263011e43c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8984f8a1f7dd0a6c050f31f7ef715913b02da9469a64f76bec5c263011e43c6c", kill_on_drop: false }`
[INFO] [stdout] 8984f8a1f7dd0a6c050f31f7ef715913b02da9469a64f76bec5c263011e43c6c