[INFO] cloning repository https://github.com/jmacmoe/lisp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jmacmoe/lisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmacmoe%2Flisp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmacmoe%2Flisp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b793484be1dccc17d4e0826a75888c9224993310
[INFO] checking jmacmoe/lisp against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmacmoe%2Flisp" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jmacmoe/lisp on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jmacmoe/lisp
[INFO] finished tweaking git repo https://github.com/jmacmoe/lisp
[INFO] tweaked toml for git repo https://github.com/jmacmoe/lisp written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/jmacmoe/lisp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fed6c04aecbd26e5c9627e6a35f9c9c8b1ff34505ceb121827406650a9a4c5f1
[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" "fed6c04aecbd26e5c9627e6a35f9c9c8b1ff34505ceb121827406650a9a4c5f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fed6c04aecbd26e5c9627e6a35f9c9c8b1ff34505ceb121827406650a9a4c5f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fed6c04aecbd26e5c9627e6a35f9c9c8b1ff34505ceb121827406650a9a4c5f1", kill_on_drop: false }`
[INFO] [stdout] fed6c04aecbd26e5c9627e6a35f9c9c8b1ff34505ceb121827406650a9a4c5f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44dc56b858c3f530db8647ad70e8eeb82f7b6ccda74ce0846ef012a9199003e4
[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" "44dc56b858c3f530db8647ad70e8eeb82f7b6ccda74ce0846ef012a9199003e4", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]     Checking lisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/parser.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn parse_expression(input: &str) -> Option<ASTNode> {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/parser.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn parse_number(input: &str) -> Option<ASTNode> {
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_expression`
[INFO] [stdout]   --> src/parser.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn parse_expression(input: &str) -> Option<ASTNode> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_number`
[INFO] [stdout]   --> src/parser.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn parse_number(input: &str) -> Option<ASTNode> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/parser.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn parse_expression(input: &str) -> Option<ASTNode> {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/parser.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn parse_number(input: &str) -> Option<ASTNode> {
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_expression`
[INFO] [stdout]   --> src/parser.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn parse_expression(input: &str) -> Option<ASTNode> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_number`
[INFO] [stdout]   --> src/parser.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn parse_number(input: &str) -> Option<ASTNode> {
[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 0.83s
[INFO] running `Command { std: "docker" "inspect" "44dc56b858c3f530db8647ad70e8eeb82f7b6ccda74ce0846ef012a9199003e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44dc56b858c3f530db8647ad70e8eeb82f7b6ccda74ce0846ef012a9199003e4", kill_on_drop: false }`
[INFO] [stdout] 44dc56b858c3f530db8647ad70e8eeb82f7b6ccda74ce0846ef012a9199003e4