[INFO] fetching crate solution 0.1.1...
[INFO] testing solution-0.1.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate solution 0.1.1 into /workspace/builds/worker-2-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate solution 0.1.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7530797a998f34644acaf12f6ba54dda6d7b0fda8880c024c50bdd84004c9cf
[INFO] running `Command { std: "docker" "start" "-a" "f7530797a998f34644acaf12f6ba54dda6d7b0fda8880c024c50bdd84004c9cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7530797a998f34644acaf12f6ba54dda6d7b0fda8880c024c50bdd84004c9cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7530797a998f34644acaf12f6ba54dda6d7b0fda8880c024c50bdd84004c9cf", kill_on_drop: false }`
[INFO] [stdout] f7530797a998f34644acaf12f6ba54dda6d7b0fda8880c024c50bdd84004c9cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0162acba5bfdaeec17d120ad2416eee1477decf195f7d9e903a22052fef797c8
[INFO] running `Command { std: "docker" "start" "-a" "0162acba5bfdaeec17d120ad2416eee1477decf195f7d9e903a22052fef797c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling solution v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "0162acba5bfdaeec17d120ad2416eee1477decf195f7d9e903a22052fef797c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0162acba5bfdaeec17d120ad2416eee1477decf195f7d9e903a22052fef797c8", kill_on_drop: false }`
[INFO] [stdout] 0162acba5bfdaeec17d120ad2416eee1477decf195f7d9e903a22052fef797c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ea0d5405b3fbc2d666c9e94d545b08fdd8625e41a6d279ae7a8dab8e79b460b
[INFO] running `Command { std: "docker" "start" "-a" "1ea0d5405b3fbc2d666c9e94d545b08fdd8625e41a6d279ae7a8dab8e79b460b", 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 0.47s
[INFO] running `Command { std: "docker" "inspect" "1ea0d5405b3fbc2d666c9e94d545b08fdd8625e41a6d279ae7a8dab8e79b460b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ea0d5405b3fbc2d666c9e94d545b08fdd8625e41a6d279ae7a8dab8e79b460b", kill_on_drop: false }`
[INFO] [stdout] 1ea0d5405b3fbc2d666c9e94d545b08fdd8625e41a6d279ae7a8dab8e79b460b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55bdcaee974cc95e26292a603c3e94e070a1ad120552290be41af263df11dff0
[INFO] running `Command { std: "docker" "start" "-a" "55bdcaee974cc95e26292a603c3e94e070a1ad120552290be41af263df11dff0", 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_text_info_on_instructions - should panic ... ok
[INFO] [stdout] test test::solution_without_info_on_instructions - should panic ... 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] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.05s
[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 0.39s; merged doctests compilation took 0.39s
[INFO] running `Command { std: "docker" "inspect" "55bdcaee974cc95e26292a603c3e94e070a1ad120552290be41af263df11dff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55bdcaee974cc95e26292a603c3e94e070a1ad120552290be41af263df11dff0", kill_on_drop: false }`
[INFO] [stdout] 55bdcaee974cc95e26292a603c3e94e070a1ad120552290be41af263df11dff0