[INFO] fetching crate solution 0.1.1...
[INFO] testing solution-0.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate solution 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate solution 0.1.1
[INFO] finished tweaking crates.io crate solution 0.1.1
[INFO] tweaked toml for crates.io crate solution 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate solution 0.1.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate solution 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 030a720177934ffe796f7c43b23d399e67262d5a4653d540311e30ccaff1e8e7
[INFO] running `Command { std: "docker" "start" "-a" "030a720177934ffe796f7c43b23d399e67262d5a4653d540311e30ccaff1e8e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "030a720177934ffe796f7c43b23d399e67262d5a4653d540311e30ccaff1e8e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "030a720177934ffe796f7c43b23d399e67262d5a4653d540311e30ccaff1e8e7", kill_on_drop: false }`
[INFO] [stdout] 030a720177934ffe796f7c43b23d399e67262d5a4653d540311e30ccaff1e8e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12cd99ec0a0f4f224bca44d99c146da59979188000a55dd66e6e67437b2f0913
[INFO] running `Command { std: "docker" "start" "-a" "12cd99ec0a0f4f224bca44d99c146da59979188000a55dd66e6e67437b2f0913", kill_on_drop: false }`
[INFO] [stderr]    Compiling solution v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "12cd99ec0a0f4f224bca44d99c146da59979188000a55dd66e6e67437b2f0913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12cd99ec0a0f4f224bca44d99c146da59979188000a55dd66e6e67437b2f0913", kill_on_drop: false }`
[INFO] [stdout] 12cd99ec0a0f4f224bca44d99c146da59979188000a55dd66e6e67437b2f0913
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaf51c73c449edfa9cad399bbe1a4cca16393928c71940957f963ed4a28f17a0
[INFO] running `Command { std: "docker" "start" "-a" "eaf51c73c449edfa9cad399bbe1a4cca16393928c71940957f963ed4a28f17a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling solution v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/lib.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout]  36 |         $crate::_fake_or_real_block!({todo!($($hint)*)}, $solution)
[INFO] [stdout]     |                                       ---------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 110 |         assert_eq!(a, "asd");
[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: unused variable: `a`
[INFO] [stdout]    --> src/lib.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let a: &str = solution!({ "asd" });
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "eaf51c73c449edfa9cad399bbe1a4cca16393928c71940957f963ed4a28f17a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaf51c73c449edfa9cad399bbe1a4cca16393928c71940957f963ed4a28f17a0", kill_on_drop: false }`
[INFO] [stdout] eaf51c73c449edfa9cad399bbe1a4cca16393928c71940957f963ed4a28f17a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b9f13e5d0b9a88752bff9f77f9ec30890df49585b7b6b1c80fe4d4165e50db4c
[INFO] running `Command { std: "docker" "start" "-a" "b9f13e5d0b9a88752bff9f77f9ec30890df49585b7b6b1c80fe4d4165e50db4c", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/lib.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr]  36 |         $crate::_fake_or_real_block!({todo!($($hint)*)}, $solution)
[INFO] [stderr]     |                                       ---------------- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 110 |         assert_eq!(a, "asd");
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/lib.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let a: &str = solution!({ "asd" });
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `solution` (lib test) generated 2 warnings (run `cargo fix --lib -p solution --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/solution-0f85d5cf56f74bbb)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test::sol_type_on_solution ... ignored, only on solution feature
[INFO] [stdout] test test::solution_on_solution ... ignored, only on solution feature
[INFO] [stdout] test test::sol_type_on_instructions ... ok
[INFO] [stdout] test test::solution_with_complexe_info_on_instructions - should panic ... ok
[INFO] [stdout] test test::solution_with_dynamic_info_on_instructions - should panic ... ok
[INFO] [stdout] test test::solution_with_text_info_on_instructions - should panic ... ok
[INFO] [stdout] test test::solution_without_info_on_instructions - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests solution
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/../README.md - (line 57) ... ignored
[INFO] [stdout] test src/../README.md - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.56s; merged doctests compilation took 0.55s
[INFO] running `Command { std: "docker" "inspect" "b9f13e5d0b9a88752bff9f77f9ec30890df49585b7b6b1c80fe4d4165e50db4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f13e5d0b9a88752bff9f77f9ec30890df49585b7b6b1c80fe4d4165e50db4c", kill_on_drop: false }`
[INFO] [stdout] b9f13e5d0b9a88752bff9f77f9ec30890df49585b7b6b1c80fe4d4165e50db4c