[INFO] cloning repository https://github.com/mathlet/lisp-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mathlet/lisp-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathlet%2Flisp-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathlet%2Flisp-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a32be03347a66ad9ee8574294a5f9be91dd883b1
[INFO] testing mathlet/lisp-rs against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathlet%2Flisp-rs" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mathlet/lisp-rs on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mathlet/lisp-rs
[INFO] finished tweaking git repo https://github.com/mathlet/lisp-rs
[INFO] tweaked toml for git repo https://github.com/mathlet/lisp-rs written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/mathlet/lisp-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1bee7ce94cab2745d66bb721cd09fce4cc44426caeeaa7219387a62a83c2cc6
[INFO] running `Command { std: "docker" "start" "-a" "a1bee7ce94cab2745d66bb721cd09fce4cc44426caeeaa7219387a62a83c2cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1bee7ce94cab2745d66bb721cd09fce4cc44426caeeaa7219387a62a83c2cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1bee7ce94cab2745d66bb721cd09fce4cc44426caeeaa7219387a62a83c2cc6", kill_on_drop: false }`
[INFO] [stdout] a1bee7ce94cab2745d66bb721cd09fce4cc44426caeeaa7219387a62a83c2cc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1167aee9edeffcc6ec60fc0db8da6c575617b870a7a313f38f92ab1530f888d
[INFO] running `Command { std: "docker" "start" "-a" "b1167aee9edeffcc6ec60fc0db8da6c575617b870a7a313f38f92ab1530f888d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lisp-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/lexer.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn peek(&mut self) -> (Option<&Token>, Option<&Span>) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Atom`
[INFO] [stdout]  --> src/ast.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Atom {
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Sexpr`
[INFO] [stdout]  --> src/ast.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum Sexpr {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Literal`
[INFO] [stdout]   --> src/ast.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum Literal {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "b1167aee9edeffcc6ec60fc0db8da6c575617b870a7a313f38f92ab1530f888d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1167aee9edeffcc6ec60fc0db8da6c575617b870a7a313f38f92ab1530f888d", kill_on_drop: false }`
[INFO] [stdout] b1167aee9edeffcc6ec60fc0db8da6c575617b870a7a313f38f92ab1530f888d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53c672be056368f20f82a8bc6fb7241d0e26dabf75b0978f6a5930c6a63ca55d
[INFO] running `Command { std: "docker" "start" "-a" "53c672be056368f20f82a8bc6fb7241d0e26dabf75b0978f6a5930c6a63ca55d", kill_on_drop: false }`
[INFO] [stderr]    Compiling lisp-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/lexer.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn peek(&mut self) -> (Option<&Token>, Option<&Span>) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Atom`
[INFO] [stdout]  --> src/ast.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Atom {
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Sexpr`
[INFO] [stdout]  --> src/ast.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum Sexpr {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Literal`
[INFO] [stdout]   --> src/ast.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum Literal {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/lisp_rs-531de3df6bfa1a87)
[INFO] running `Command { std: "docker" "inspect" "53c672be056368f20f82a8bc6fb7241d0e26dabf75b0978f6a5930c6a63ca55d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53c672be056368f20f82a8bc6fb7241d0e26dabf75b0978f6a5930c6a63ca55d", kill_on_drop: false }`
[INFO] [stdout] 53c672be056368f20f82a8bc6fb7241d0e26dabf75b0978f6a5930c6a63ca55d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e69283ed4d250e9d1f76325b4f99a58f600247cc991acfb1a195a400b70634ca
[INFO] running `Command { std: "docker" "start" "-a" "e69283ed4d250e9d1f76325b4f99a58f600247cc991acfb1a195a400b70634ca", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `peek`
[INFO] [stderr]   --> src/lexer.rs:92:12
[INFO] [stderr]    |
[INFO] [stderr] 92 |     pub fn peek(&mut self) -> (Option<&Token>, Option<&Span>) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Atom`
[INFO] [stderr]  --> src/ast.rs:1:6
[INFO] [stderr]   |
[INFO] [stderr] 1 | enum Atom {
[INFO] [stderr]   |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Sexpr`
[INFO] [stderr]  --> src/ast.rs:6:6
[INFO] [stderr]   |
[INFO] [stderr] 6 | enum Sexpr {
[INFO] [stderr]   |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Literal`
[INFO] [stderr]   --> src/ast.rs:11:6
[INFO] [stderr]    |
[INFO] [stderr] 11 | enum Literal {
[INFO] [stderr]    |      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `lisp-rs` (bin "lisp-rs" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lisp_rs-531de3df6bfa1a87)
[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" "e69283ed4d250e9d1f76325b4f99a58f600247cc991acfb1a195a400b70634ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e69283ed4d250e9d1f76325b4f99a58f600247cc991acfb1a195a400b70634ca", kill_on_drop: false }`
[INFO] [stdout] e69283ed4d250e9d1f76325b4f99a58f600247cc991acfb1a195a400b70634ca