[INFO] cloning repository https://github.com/skecskes/merkle-tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skecskes/merkle-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskecskes%2Fmerkle-tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskecskes%2Fmerkle-tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9d3651142e0d5155d20356caece1fefffc3af49
[INFO] testing skecskes/merkle-tree against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskecskes%2Fmerkle-tree" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/skecskes/merkle-tree
[INFO] finished tweaking git repo https://github.com/skecskes/merkle-tree
[INFO] tweaked toml for git repo https://github.com/skecskes/merkle-tree written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/skecskes/merkle-tree 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 git repo https://github.com/skecskes/merkle-tree 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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6a1f230694fd81faa24326a864c56114e87c1be365013c0796578b5f14697b5b
[INFO] running `Command { std: "docker" "start" "-a" "6a1f230694fd81faa24326a864c56114e87c1be365013c0796578b5f14697b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a1f230694fd81faa24326a864c56114e87c1be365013c0796578b5f14697b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a1f230694fd81faa24326a864c56114e87c1be365013c0796578b5f14697b5b", kill_on_drop: false }`
[INFO] [stdout] 6a1f230694fd81faa24326a864c56114e87c1be365013c0796578b5f14697b5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 066d786a0faa32e13bd0f3d7b8dccf87d5381f74060cbc2b5dd70aaed06efbbf
[INFO] running `Command { std: "docker" "start" "-a" "066d786a0faa32e13bd0f3d7b8dccf87d5381f74060cbc2b5dd70aaed06efbbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling merkle-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.61s
[INFO] running `Command { std: "docker" "inspect" "066d786a0faa32e13bd0f3d7b8dccf87d5381f74060cbc2b5dd70aaed06efbbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "066d786a0faa32e13bd0f3d7b8dccf87d5381f74060cbc2b5dd70aaed06efbbf", kill_on_drop: false }`
[INFO] [stdout] 066d786a0faa32e13bd0f3d7b8dccf87d5381f74060cbc2b5dd70aaed06efbbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1c4d1890c4de326ec888504becaf938dac52449244feae5092e1d8081b466cd9
[INFO] running `Command { std: "docker" "start" "-a" "1c4d1890c4de326ec888504becaf938dac52449244feae5092e1d8081b466cd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling merkle-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "1c4d1890c4de326ec888504becaf938dac52449244feae5092e1d8081b466cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c4d1890c4de326ec888504becaf938dac52449244feae5092e1d8081b466cd9", kill_on_drop: false }`
[INFO] [stdout] 1c4d1890c4de326ec888504becaf938dac52449244feae5092e1d8081b466cd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0898fdfc3432ef48ca0d58f539325131792dc86f688d2b641b2c654e601f01c4
[INFO] running `Command { std: "docker" "start" "-a" "0898fdfc3432ef48ca0d58f539325131792dc86f688d2b641b2c654e601f01c4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/merkle_tree-36db4aca64bc048e)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test merkletree::tests::test_prove_that_tree_with_incorrect_leaf_will_return_none ... ok
[INFO] [stdout] test merkletree::tests::test_prove_that_eight_nodes_with_correct_proofs_will_prove_the_leaf ... ok
[INFO] [stdout] test merkletree::tests::test_constructions ... ok
[INFO] [stdout] test merkletree::tests::test_verify_function_with_single_element_should_return_true ... ok
[INFO] [stdout] test merkletree::tests::test_verify_proof_with_two_elements_and_correct_proof_should_return_true ... ok
[INFO] [stdout] test merkletree::tests::test_verify_function_with_two_elements_and_concatenated_hash_should_return_true ... ok
[INFO] [stdout] test merkletree::tests::test_verify_proof_with_more_elements_and_correct_proof_should_return_true ... ok
[INFO] [stdout] test merkletree::tests::test_verify_function_with_two_elements_and_wrongly_concatenated_hash_should_return_false ... ok
[INFO] [stdout] test merkletree::tests::test_verify_function_with_two_elements_and_non_concatenated_hash_should_return_false ... ok
[INFO] [stdout] test merkletree::tests::test_prove_that_one_node_with_correct_proofs_will_prove_the_leaf ... ok
[INFO] [stdout] test merkletree::tests::test_prove_that_two_nodes_will_return_proofs ... ok
[INFO] [stdout] test merkletree::tests::test_verify_proof_with_two_elements_and_incorrect_proof_should_return_false ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0898fdfc3432ef48ca0d58f539325131792dc86f688d2b641b2c654e601f01c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0898fdfc3432ef48ca0d58f539325131792dc86f688d2b641b2c654e601f01c4", kill_on_drop: false }`
[INFO] [stdout] 0898fdfc3432ef48ca0d58f539325131792dc86f688d2b641b2c654e601f01c4