[INFO] cloning repository https://github.com/SkyArrow256/rdp-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SkyArrow256/rdp-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkyArrow256%2Frdp-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkyArrow256%2Frdp-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dced6bc6fa8e8bc58abefb990e3df9089249d0a9
[INFO] checking SkyArrow256/rdp-lang against 49a6044d37d694890450f52ceaceb66277a36b1e for pr-161154
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkyArrow256%2Frdp-lang" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SkyArrow256/rdp-lang
[INFO] finished tweaking git repo https://github.com/SkyArrow256/rdp-lang
[INFO] tweaked toml for git repo https://github.com/SkyArrow256/rdp-lang written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SkyArrow256/rdp-lang on toolchain 49a6044d37d694890450f52ceaceb66277a36b1e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SkyArrow256/rdp-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking SkyArrow256/rdp-lang against 49a6044d37d694890450f52ceaceb66277a36b1e for pr-161154
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkyArrow256%2Frdp-lang" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SkyArrow256/rdp-lang
[INFO] finished tweaking git repo https://github.com/SkyArrow256/rdp-lang
[INFO] tweaked toml for git repo https://github.com/SkyArrow256/rdp-lang written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SkyArrow256/rdp-lang on toolchain 49a6044d37d694890450f52ceaceb66277a36b1e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SkyArrow256/rdp-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d350c68491769408bd14e3799c9053e258ef0ffc8ff7565f1a694bea70721f92
[INFO] running `Command { std: "docker" "start" "d350c68491769408bd14e3799c9053e258ef0ffc8ff7565f1a694bea70721f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d350c68491769408bd14e3799c9053e258ef0ffc8ff7565f1a694bea70721f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d350c68491769408bd14e3799c9053e258ef0ffc8ff7565f1a694bea70721f92" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d350c68491769408bd14e3799c9053e258ef0ffc8ff7565f1a694bea70721f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d350c68491769408bd14e3799c9053e258ef0ffc8ff7565f1a694bea70721f92" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking rdp-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `callfunc`
[INFO] [stdout]   --> src/evaluator.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let Statement::CallFunc(callfunc) = statement;
[INFO] [stdout]    |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_callfunc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callfunc`
[INFO] [stdout]   --> src/evaluator.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let Statement::CallFunc(callfunc) = statement;
[INFO] [stdout]    |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_callfunc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `args` is never read
[INFO] [stdout]   --> src/parser.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct FuncDef {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 85 |     pub name: Ident,
[INFO] [stdout] 86 |     pub args: Funcargs,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FuncDef` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `arg` are never read
[INFO] [stdout]    --> src/parser.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub struct CallFunc {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 105 |     pub name: Ident,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 106 |     pub arg: Str,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CallFunc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `args` is never read
[INFO] [stdout]   --> src/parser.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct FuncDef {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 85 |     pub name: Ident,
[INFO] [stdout] 86 |     pub args: Funcargs,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FuncDef` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `arg` are never read
[INFO] [stdout]    --> src/parser.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub struct CallFunc {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 105 |     pub name: Ident,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 106 |     pub arg: Str,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CallFunc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parser.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub struct Str(String);
[INFO] [stdout]     |            --- ^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `Str` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parser.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub struct Str(String);
[INFO] [stdout]     |            --- ^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `Str` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "d350c68491769408bd14e3799c9053e258ef0ffc8ff7565f1a694bea70721f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d350c68491769408bd14e3799c9053e258ef0ffc8ff7565f1a694bea70721f92", kill_on_drop: false }`
[INFO] [stdout] d350c68491769408bd14e3799c9053e258ef0ffc8ff7565f1a694bea70721f92
