[INFO] cloning repository https://github.com/lucacorti/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucacorti/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucacorti%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucacorti%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa14f104065d5e68aad6fb3cd1c22ea91771816d
[INFO] testing lucacorti/rlox against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucacorti%2Frlox" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lucacorti/rlox
[INFO] finished tweaking git repo https://github.com/lucacorti/rlox
[INFO] tweaked toml for git repo https://github.com/lucacorti/rlox written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lucacorti/rlox on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lucacorti/rlox 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0548b399a39c739ed0d047f346f304b2732d3435ff0581b5aa4bfd7d374974b
[INFO] running `Command { std: "docker" "start" "-a" "b0548b399a39c739ed0d047f346f304b2732d3435ff0581b5aa4bfd7d374974b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0548b399a39c739ed0d047f346f304b2732d3435ff0581b5aa4bfd7d374974b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0548b399a39c739ed0d047f346f304b2732d3435ff0581b5aa4bfd7d374974b", kill_on_drop: false }`
[INFO] [stdout] b0548b399a39c739ed0d047f346f304b2732d3435ff0581b5aa4bfd7d374974b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a86db073c9bd41106b63b8cb48129fccc8a2f053a94d9a81c30e9dafd3a6ba76
[INFO] running `Command { std: "docker" "start" "-a" "a86db073c9bd41106b63b8cb48129fccc8a2f053a94d9a81c30e9dafd3a6ba76", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `token_type`, `lexeme`, and `line` are never read
[INFO] [stdout]   --> src/scanner/token.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct Token {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 54 |     token_type: TokenType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 55 |     lexeme: Option<String>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 56 |     line: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "a86db073c9bd41106b63b8cb48129fccc8a2f053a94d9a81c30e9dafd3a6ba76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a86db073c9bd41106b63b8cb48129fccc8a2f053a94d9a81c30e9dafd3a6ba76", kill_on_drop: false }`
[INFO] [stdout] a86db073c9bd41106b63b8cb48129fccc8a2f053a94d9a81c30e9dafd3a6ba76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb3fe775dc7fc8fce5755635e9372611ab4940bf4a4f105acd9016ee589e50f9
[INFO] running `Command { std: "docker" "start" "-a" "fb3fe775dc7fc8fce5755635e9372611ab4940bf4a4f105acd9016ee589e50f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `token_type`, `lexeme`, and `line` are never read
[INFO] [stdout]   --> src/scanner/token.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct Token {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 54 |     token_type: TokenType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 55 |     lexeme: Option<String>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 56 |     line: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "fb3fe775dc7fc8fce5755635e9372611ab4940bf4a4f105acd9016ee589e50f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb3fe775dc7fc8fce5755635e9372611ab4940bf4a4f105acd9016ee589e50f9", kill_on_drop: false }`
[INFO] [stdout] fb3fe775dc7fc8fce5755635e9372611ab4940bf4a4f105acd9016ee589e50f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30c158eb659f14315a9f9e8033a755393077d3bd54f1ed2308955e7d57390dd7
[INFO] running `Command { std: "docker" "start" "-a" "30c158eb659f14315a9f9e8033a755393077d3bd54f1ed2308955e7d57390dd7", kill_on_drop: false }`
[INFO] [stderr] warning: fields `token_type`, `lexeme`, and `line` are never read
[INFO] [stderr]   --> src/scanner/token.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub struct Token {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr] 54 |     token_type: TokenType,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 55 |     lexeme: Option<String>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 56 |     line: u32,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rlox` (bin "rlox" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rlox-f8cb760ed53cea39)
[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" "30c158eb659f14315a9f9e8033a755393077d3bd54f1ed2308955e7d57390dd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30c158eb659f14315a9f9e8033a755393077d3bd54f1ed2308955e7d57390dd7", kill_on_drop: false }`
[INFO] [stdout] 30c158eb659f14315a9f9e8033a755393077d3bd54f1ed2308955e7d57390dd7