[INFO] fetching crate qbtt 0.1.1...
[INFO] testing qbtt-0.1.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate qbtt 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate qbtt 0.1.1
[INFO] finished tweaking crates.io crate qbtt 0.1.1
[INFO] tweaked toml for crates.io crate qbtt 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qbtt 0.1.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qbtt 0.1.1 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 740a3cf1e1bbbd6bd04ea4259b3a553428f381782ab80c8e9d5602fe33b39c8b
[INFO] running `Command { std: "docker" "start" "-a" "740a3cf1e1bbbd6bd04ea4259b3a553428f381782ab80c8e9d5602fe33b39c8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "740a3cf1e1bbbd6bd04ea4259b3a553428f381782ab80c8e9d5602fe33b39c8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "740a3cf1e1bbbd6bd04ea4259b3a553428f381782ab80c8e9d5602fe33b39c8b", kill_on_drop: false }`
[INFO] [stdout] 740a3cf1e1bbbd6bd04ea4259b3a553428f381782ab80c8e9d5602fe33b39c8b
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d339e440ff38729750f77d20180da32a9b8e8a3ac471cd10b1960a98c65577d4
[INFO] running `Command { std: "docker" "start" "-a" "d339e440ff38729750f77d20180da32a9b8e8a3ac471cd10b1960a98c65577d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling parking v2.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling event-listener v5.3.1
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling futures-lite v2.3.0
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling winnow v0.6.13
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling colored v2.1.0
[INFO] [stderr]    Compiling colorize v0.1.0
[INFO] [stderr]    Compiling serde_spanned v0.6.6
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]    Compiling toml_edit v0.22.14
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling tokio v1.38.0
[INFO] [stderr]    Compiling polling v3.7.2
[INFO] [stderr]    Compiling async-io v2.3.3
[INFO] [stderr]    Compiling async-signal v0.2.8
[INFO] [stderr]    Compiling async-process v2.2.3
[INFO] [stderr]    Compiling toml v0.8.14
[INFO] [stderr]    Compiling qbtt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |             panic!("test failed");
[INFO] [stdout]    |             --------------------- any code following this expression is unreachable
[INFO] [stdout] 74 |
[INFO] [stdout] 75 |             return;
[INFO] [stdout]    |             ^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `TestCases` should have a snake case name
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let TestCases: &[TestCase] = &items_table["test_cases"];
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `test_cases`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `TestIndex` should have a snake case name
[INFO] [stdout]   --> src/main.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut TestIndex = 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: convert the identifier to snake case: `test_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.50s
[INFO] running `Command { std: "docker" "inspect" "d339e440ff38729750f77d20180da32a9b8e8a3ac471cd10b1960a98c65577d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d339e440ff38729750f77d20180da32a9b8e8a3ac471cd10b1960a98c65577d4", kill_on_drop: false }`
[INFO] [stdout] d339e440ff38729750f77d20180da32a9b8e8a3ac471cd10b1960a98c65577d4
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6132b31f392738a717ee2b9a012e272927e97997cc9eccee985444c98410588c
[INFO] running `Command { std: "docker" "start" "-a" "6132b31f392738a717ee2b9a012e272927e97997cc9eccee985444c98410588c", kill_on_drop: false }`
[INFO] [stderr]    Compiling qbtt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |             panic!("test failed");
[INFO] [stdout]    |             --------------------- any code following this expression is unreachable
[INFO] [stdout] 74 |
[INFO] [stdout] 75 |             return;
[INFO] [stdout]    |             ^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `TestCases` should have a snake case name
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let TestCases: &[TestCase] = &items_table["test_cases"];
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `test_cases`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `TestIndex` should have a snake case name
[INFO] [stdout]   --> src/main.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut TestIndex = 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: convert the identifier to snake case: `test_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "6132b31f392738a717ee2b9a012e272927e97997cc9eccee985444c98410588c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6132b31f392738a717ee2b9a012e272927e97997cc9eccee985444c98410588c", kill_on_drop: false }`
[INFO] [stdout] 6132b31f392738a717ee2b9a012e272927e97997cc9eccee985444c98410588c
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f2071f2a4fb7bc2eac6c09ea2c52443a090eb21787de44f95eb1b520f55b4dc
[INFO] running `Command { std: "docker" "start" "-a" "4f2071f2a4fb7bc2eac6c09ea2c52443a090eb21787de44f95eb1b520f55b4dc", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/main.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 73 |             panic!("test failed");
[INFO] [stderr]    |             --------------------- any code following this expression is unreachable
[INFO] [stderr] 74 |
[INFO] [stderr] 75 |             return;
[INFO] [stderr]    |             ^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `TestCases` should have a snake case name
[INFO] [stderr]   --> src/main.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let TestCases: &[TestCase] = &items_table["test_cases"];
[INFO] [stderr]    |         ^^^^^^^^^ help: convert the identifier to snake case: `test_cases`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `TestIndex` should have a snake case name
[INFO] [stderr]   --> src/main.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let mut TestIndex = 1;
[INFO] [stderr]    |             ^^^^^^^^^ help: convert the identifier to snake case: `test_index`
[INFO] [stderr] 
[INFO] [stderr] warning: `qbtt` (bin "qbtt" test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/qbtt-8ab678d684b5845b)
[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" "4f2071f2a4fb7bc2eac6c09ea2c52443a090eb21787de44f95eb1b520f55b4dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f2071f2a4fb7bc2eac6c09ea2c52443a090eb21787de44f95eb1b520f55b4dc", kill_on_drop: false }`
[INFO] [stdout] 4f2071f2a4fb7bc2eac6c09ea2c52443a090eb21787de44f95eb1b520f55b4dc
