[INFO] fetching crate some_blockchain 0.1.0...
[INFO] testing some_blockchain-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate some_blockchain 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate some_blockchain 0.1.0
[INFO] finished tweaking crates.io crate some_blockchain 0.1.0
[INFO] tweaked toml for crates.io crate some_blockchain 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate some_blockchain 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 40 packages to latest compatible versions
[INFO] [stderr]       Adding sha2 v0.9.9 (available: v0.11.0)
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2f4bbca56afaa98ee4c10151b2d731a238930b85d62e71a5f52bb12816a3eb0d
[INFO] running `Command { std: "docker" "start" "-a" "2f4bbca56afaa98ee4c10151b2d731a238930b85d62e71a5f52bb12816a3eb0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f4bbca56afaa98ee4c10151b2d731a238930b85d62e71a5f52bb12816a3eb0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f4bbca56afaa98ee4c10151b2d731a238930b85d62e71a5f52bb12816a3eb0d", kill_on_drop: false }`
[INFO] [stdout] 2f4bbca56afaa98ee4c10151b2d731a238930b85d62e71a5f52bb12816a3eb0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] cec989e084f79cb6d16e7942a1b008aa589b07b5cfb73278829628e507b66272
[INFO] running `Command { std: "docker" "start" "-a" "cec989e084f79cb6d16e7942a1b008aa589b07b5cfb73278829628e507b66272", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling some_blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "cec989e084f79cb6d16e7942a1b008aa589b07b5cfb73278829628e507b66272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cec989e084f79cb6d16e7942a1b008aa589b07b5cfb73278829628e507b66272", kill_on_drop: false }`
[INFO] [stdout] cec989e084f79cb6d16e7942a1b008aa589b07b5cfb73278829628e507b66272
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e5b6e8bf1e8614dec719ac2f92ce4d0b5847f260e4d285ea3792c85424c2382c
[INFO] running `Command { std: "docker" "start" "-a" "e5b6e8bf1e8614dec719ac2f92ce4d0b5847f260e4d285ea3792c85424c2382c", kill_on_drop: false }`
[INFO] [stderr]    Compiling some_blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "e5b6e8bf1e8614dec719ac2f92ce4d0b5847f260e4d285ea3792c85424c2382c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5b6e8bf1e8614dec719ac2f92ce4d0b5847f260e4d285ea3792c85424c2382c", kill_on_drop: false }`
[INFO] [stdout] e5b6e8bf1e8614dec719ac2f92ce4d0b5847f260e4d285ea3792c85424c2382c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b96738745d474258e2def2c887ab71a67a921a0e138bdc50c16e3eadf093ff22
[INFO] running `Command { std: "docker" "start" "-a" "b96738745d474258e2def2c887ab71a67a921a0e138bdc50c16e3eadf093ff22", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/some_blockchain-27b1e5249737aae2)
[INFO] [stdout] [
[INFO] [stderr]    Doc-tests some_blockchain
[INFO] [stdout]   {
[INFO] [stdout] test test::hashes ... ok
[INFO] [stdout] test test::validation ... ok
[INFO] [stdout]     "Index": 0,
[INFO] [stdout]     "Timestamp": "2026-04-19 23:52:03.588293393 UTC",
[INFO] [stdout]     "Data": [],
[INFO] [stdout]     "Hash": "",
[INFO] [stdout]     "PrevHash": ""
[INFO] [stdout]   },
[INFO] [stdout]   {
[INFO] [stdout]     "Index": 1,
[INFO] [stdout]     "Timestamp": "2026-04-19 23:52:03.588308123 UTC",
[INFO] [stdout]     "Data": [72, 101, 108, 108, 111, 44, 32, 87, 111, 114, 108, 100, 32, 33],
[INFO] [stdout]     "Hash": "073c23e99a2ce06e4add181f767786af1e747b2676966ac54c5220008a8b69c5",
[INFO] [stdout]     "PrevHash": ""
[INFO] [stdout]   },
[INFO] [stdout]   {
[INFO] [stdout]     "Index": 2,
[INFO] [stdout]     "Timestamp": "2026-04-19 23:52:03.588945843 UTC",
[INFO] [stdout]     "Data": [71, 111, 111, 100, 98, 121, 101, 32, 33],
[INFO] [stdout]     "Hash": "0344bdd7b97c4fff287c996e824506b48b1877d80f4a4a0cc2750ae0cee078e4",
[INFO] [stdout]     "PrevHash": "073c23e99a2ce06e4add181f767786af1e747b2676966ac54c5220008a8b69c5"
[INFO] [stdout]   }
[INFO] [stdout] ]
[INFO] [stdout] test test::display ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "b96738745d474258e2def2c887ab71a67a921a0e138bdc50c16e3eadf093ff22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b96738745d474258e2def2c887ab71a67a921a0e138bdc50c16e3eadf093ff22", kill_on_drop: false }`
[INFO] [stdout] b96738745d474258e2def2c887ab71a67a921a0e138bdc50c16e3eadf093ff22