[INFO] fetching crate demo2 0.1.0...
[INFO] testing demo2-0.1.0 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate demo2 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate demo2 0.1.0 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate demo2 0.1.0
[INFO] finished tweaking crates.io crate demo2 0.1.0
[INFO] tweaked toml for crates.io crate demo2 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate demo2 0.1.0 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.133
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83a77850e3d58dc3870a684a35d2a3b3fe15688b8b1883a652b4c084330d6b7c
[INFO] running `Command { std: "docker" "start" "-a" "83a77850e3d58dc3870a684a35d2a3b3fe15688b8b1883a652b4c084330d6b7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83a77850e3d58dc3870a684a35d2a3b3fe15688b8b1883a652b4c084330d6b7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83a77850e3d58dc3870a684a35d2a3b3fe15688b8b1883a652b4c084330d6b7c", kill_on_drop: false }`
[INFO] [stdout] 83a77850e3d58dc3870a684a35d2a3b3fe15688b8b1883a652b4c084330d6b7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2827eb99e26672f4e3bb73971659ee01096f332c58642cfc857c1e05bdd67a1
[INFO] running `Command { std: "docker" "start" "-a" "d2827eb99e26672f4e3bb73971659ee01096f332c58642cfc857c1e05bdd67a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling demo2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `NotAnInt` and `BadFormulaPart` are never constructed
[INFO] [stdout]  --> src/parse.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ParseError {
[INFO] [stdout]   |          ---------- variants in this enum
[INFO] [stdout] 5 |     NotAnInt(String),
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 6 |     BadFormulaPart(String)
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseError` 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: function `parse` is never used
[INFO] [stdout]  --> src/parse.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn parse(s: &str) -> Result<DiceRoll, ParseError> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_roll` is never used
[INFO] [stdout]  --> src/roll.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn run_roll(roll: DiceRoll) -> usize {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.82s
[INFO] running `Command { std: "docker" "inspect" "d2827eb99e26672f4e3bb73971659ee01096f332c58642cfc857c1e05bdd67a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2827eb99e26672f4e3bb73971659ee01096f332c58642cfc857c1e05bdd67a1", kill_on_drop: false }`
[INFO] [stdout] d2827eb99e26672f4e3bb73971659ee01096f332c58642cfc857c1e05bdd67a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9de9138b621d30ea033926080dc08bde2de42ba5b007c60d6133515e2e84b530
[INFO] running `Command { std: "docker" "start" "-a" "9de9138b621d30ea033926080dc08bde2de42ba5b007c60d6133515e2e84b530", kill_on_drop: false }`
[INFO] [stderr]    Compiling demo2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/roll.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         for i in 0..1000 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "9de9138b621d30ea033926080dc08bde2de42ba5b007c60d6133515e2e84b530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9de9138b621d30ea033926080dc08bde2de42ba5b007c60d6133515e2e84b530", kill_on_drop: false }`
[INFO] [stdout] 9de9138b621d30ea033926080dc08bde2de42ba5b007c60d6133515e2e84b530
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a5812d1ffd3210b83baabc4a9aadf3abbcf63a7ea4a61e8956c8f1242f9a0c18
[INFO] running `Command { std: "docker" "start" "-a" "a5812d1ffd3210b83baabc4a9aadf3abbcf63a7ea4a61e8956c8f1242f9a0c18", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/roll.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |         for i in 0..1000 {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `demo2` (bin "demo2" test) generated 1 warning (run `cargo fix --bin "demo2" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/demo2-cd273860feca7939)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test parse::tests::test_parse ... ok
[INFO] [stdout] test roll::tests::test_run_roll ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a5812d1ffd3210b83baabc4a9aadf3abbcf63a7ea4a61e8956c8f1242f9a0c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5812d1ffd3210b83baabc4a9aadf3abbcf63a7ea4a61e8956c8f1242f9a0c18", kill_on_drop: false }`
[INFO] [stdout] a5812d1ffd3210b83baabc4a9aadf3abbcf63a7ea4a61e8956c8f1242f9a0c18
