[INFO] cloning repository https://github.com/giorgeabdala/merkleroot-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/giorgeabdala/merkleroot-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgiorgeabdala%2Fmerkleroot-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgiorgeabdala%2Fmerkleroot-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa3ad002e7e6369b28da082ce2f0c32cb200681b
[INFO] testing giorgeabdala/merkleroot-rs against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgiorgeabdala%2Fmerkleroot-rs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/giorgeabdala/merkleroot-rs
[INFO] finished tweaking git repo https://github.com/giorgeabdala/merkleroot-rs
[INFO] tweaked toml for git repo https://github.com/giorgeabdala/merkleroot-rs written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/giorgeabdala/merkleroot-rs on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/giorgeabdala/merkleroot-rs 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4ff549238268ef517e41b1e65f648db5c2323b22b4c397a9752e0c6b58e06d17
[INFO] running `Command { std: "docker" "start" "4ff549238268ef517e41b1e65f648db5c2323b22b4c397a9752e0c6b58e06d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ff549238268ef517e41b1e65f648db5c2323b22b4c397a9752e0c6b58e06d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4ff549238268ef517e41b1e65f648db5c2323b22b4c397a9752e0c6b58e06d17" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ff549238268ef517e41b1e65f648db5c2323b22b4c397a9752e0c6b58e06d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4ff549238268ef517e41b1e65f648db5c2323b22b4c397a9752e0c6b58e06d17" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling merkleroot-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "4ff549238268ef517e41b1e65f648db5c2323b22b4c397a9752e0c6b58e06d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4ff549238268ef517e41b1e65f648db5c2323b22b4c397a9752e0c6b58e06d17" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling merkleroot-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "4ff549238268ef517e41b1e65f648db5c2323b22b4c397a9752e0c6b58e06d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4ff549238268ef517e41b1e65f648db5c2323b22b4c397a9752e0c6b58e06d17" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/merkleroot_rs-950ebfd79c22dd13)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_calculate_merkle_root_odd_number ... ok
[INFO] [stdout] test tests::test_calculate_merkle_root_single_transaction ... ok
[INFO] [stdout] test tests::test_hash_data ... ok
[INFO] [stdout] test tests::test_calculate_merkle_root_two_transactions ... ok
[INFO] [stdout] test tests::test_calculate_merkle_root_four_transactions ... ok
[INFO] [stdout] test tests::test_calculate_merkle_root_empty_transactions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ff549238268ef517e41b1e65f648db5c2323b22b4c397a9752e0c6b58e06d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ff549238268ef517e41b1e65f648db5c2323b22b4c397a9752e0c6b58e06d17", kill_on_drop: false }`
[INFO] [stdout] 4ff549238268ef517e41b1e65f648db5c2323b22b4c397a9752e0c6b58e06d17