[INFO] cloning repository https://github.com/sdtv9507/AxelProgrammingLanguage
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sdtv9507/AxelProgrammingLanguage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdtv9507%2FAxelProgrammingLanguage", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdtv9507%2FAxelProgrammingLanguage'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4bb33056df81dae652171d36cb2b02496174aedf
[INFO] checking sdtv9507/AxelProgrammingLanguage against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdtv9507%2FAxelProgrammingLanguage" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sdtv9507/AxelProgrammingLanguage on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sdtv9507/AxelProgrammingLanguage
[INFO] finished tweaking git repo https://github.com/sdtv9507/AxelProgrammingLanguage
[INFO] tweaked toml for git repo https://github.com/sdtv9507/AxelProgrammingLanguage written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/sdtv9507/AxelProgrammingLanguage already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93f406c00a407f17750a01c9e049ac6dae20fcf6f11862a9b90a46d3125c25fe
[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" "93f406c00a407f17750a01c9e049ac6dae20fcf6f11862a9b90a46d3125c25fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93f406c00a407f17750a01c9e049ac6dae20fcf6f11862a9b90a46d3125c25fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f406c00a407f17750a01c9e049ac6dae20fcf6f11862a9b90a46d3125c25fe", kill_on_drop: false }`
[INFO] [stdout] 93f406c00a407f17750a01c9e049ac6dae20fcf6f11862a9b90a46d3125c25fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30ac4e5f336cb704e09bce9796d28bda070455984f79db5470b0abbac8742f35
[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" "30ac4e5f336cb704e09bce9796d28bda070455984f79db5470b0abbac8742f35", kill_on_drop: false }`
[INFO] [stderr]     Checking axel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/parser.rs:149:44
[INFO] [stdout]     |
[INFO] [stdout] 149 |             tokens::TokenTypes::Identifier(s) => {
[INFO] [stdout]     |                                            ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/parser.rs:149:44
[INFO] [stdout]     |
[INFO] [stdout] 149 |             tokens::TokenTypes::Identifier(s) => {
[INFO] [stdout]     |                                            ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Prefix`
[INFO] [stdout]   --> src/parser.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 | /     Prefix {
[INFO] [stdout] 68 | |         operator: tokens::TokenTypes,
[INFO] [stdout] 69 | |         right: Box<Expression>,
[INFO] [stdout] 70 | |     },
[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: `parse_grouped_expression`
[INFO] [stdout]    --> src/parser.rs:545:8
[INFO] [stdout]     |
[INFO] [stdout] 545 |     fn parse_grouped_expression<'a>(&mut self) -> Result<Expression, &'a str> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Prefix`
[INFO] [stdout]   --> src/parser.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 | /     Prefix {
[INFO] [stdout] 68 | |         operator: tokens::TokenTypes,
[INFO] [stdout] 69 | |         right: Box<Expression>,
[INFO] [stdout] 70 | |     },
[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: `parse_grouped_expression`
[INFO] [stdout]    --> src/parser.rs:545:8
[INFO] [stdout]     |
[INFO] [stdout] 545 |     fn parse_grouped_expression<'a>(&mut self) -> Result<Expression, &'a str> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "30ac4e5f336cb704e09bce9796d28bda070455984f79db5470b0abbac8742f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30ac4e5f336cb704e09bce9796d28bda070455984f79db5470b0abbac8742f35", kill_on_drop: false }`
[INFO] [stdout] 30ac4e5f336cb704e09bce9796d28bda070455984f79db5470b0abbac8742f35