[INFO] cloning repository https://github.com/kayky-cas/rex-cell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kayky-cas/rex-cell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkayky-cas%2Frex-cell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkayky-cas%2Frex-cell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 243e65ef4c2cb75424550549c2ab9f6dd66c6ccc
[INFO] checking kayky-cas/rex-cell against try#2b39fe756f52bc2825bf5b2bfc385cab922dae10 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkayky-cas%2Frex-cell" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kayky-cas/rex-cell
[INFO] finished tweaking git repo https://github.com/kayky-cas/rex-cell
[INFO] tweaked toml for git repo https://github.com/kayky-cas/rex-cell written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kayky-cas/rex-cell on toolchain 2b39fe756f52bc2825bf5b2bfc385cab922dae10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kayky-cas/rex-cell 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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "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 kayky-cas/rex-cell against try#2b39fe756f52bc2825bf5b2bfc385cab922dae10 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkayky-cas%2Frex-cell" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kayky-cas/rex-cell
[INFO] finished tweaking git repo https://github.com/kayky-cas/rex-cell
[INFO] tweaked toml for git repo https://github.com/kayky-cas/rex-cell written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kayky-cas/rex-cell on toolchain 2b39fe756f52bc2825bf5b2bfc385cab922dae10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kayky-cas/rex-cell 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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 670f5efe292a0339d7fe6c76089a1fcbdbc1592b42779c46b520440b20ae9a76
[INFO] running `Command { std: "docker" "start" "-a" "670f5efe292a0339d7fe6c76089a1fcbdbc1592b42779c46b520440b20ae9a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "670f5efe292a0339d7fe6c76089a1fcbdbc1592b42779c46b520440b20ae9a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "670f5efe292a0339d7fe6c76089a1fcbdbc1592b42779c46b520440b20ae9a76", kill_on_drop: false }`
[INFO] [stdout] 670f5efe292a0339d7fe6c76089a1fcbdbc1592b42779c46b520440b20ae9a76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 544e294494f8dc8e34493027981c4e2f52238ebf49ae33977d64b58b759eed46
[INFO] running `Command { std: "docker" "start" "-a" "544e294494f8dc8e34493027981c4e2f52238ebf49ae33977d64b58b759eed46", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]     Checking rex-cell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/lexter/mod.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::Result`
[INFO] [stdout]   --> src/lexter/mod.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     use anyhow::Result;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/lexter/mod.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | enum ExpressionToken {
[INFO] [stdout]    |      --------------- variants in this enum
[INFO] [stdout] 5  |     Number(i64),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 6  |     Plus(char),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 7  |     Minus(char),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 8  |     Multiply(char),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 9  |     Divide(char),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     LeftParenthesis(char),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     RightParenthesis(char),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     Identifier(String),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ExpressionToken` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lexer` is never constructed
[INFO] [stdout]   --> src/lexter/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Lexer {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lexter/mod.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Lexer {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 22 |     pub fn new(input: String) -> Lexer {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/lexter/mod.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | enum ExpressionToken {
[INFO] [stdout]    |      --------------- variants in this enum
[INFO] [stdout] 5  |     Number(i64),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 6  |     Plus(char),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 7  |     Minus(char),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 8  |     Multiply(char),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 9  |     Divide(char),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     LeftParenthesis(char),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     RightParenthesis(char),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     Identifier(String),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ExpressionToken` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lexer` is never constructed
[INFO] [stdout]   --> src/lexter/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Lexer {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lexter/mod.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Lexer {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 22 |     pub fn new(input: String) -> Lexer {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "544e294494f8dc8e34493027981c4e2f52238ebf49ae33977d64b58b759eed46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544e294494f8dc8e34493027981c4e2f52238ebf49ae33977d64b58b759eed46", kill_on_drop: false }`
[INFO] [stdout] 544e294494f8dc8e34493027981c4e2f52238ebf49ae33977d64b58b759eed46
