[INFO] fetching crate cardano-serialization-lib 16.0.0-beta.1...
[INFO] checking cardano-serialization-lib-16.0.0-beta.1 against master#cced03bfd61a304243a34504618ecec86c17063f for pr-157082
[INFO] extracting crate cardano-serialization-lib 16.0.0-beta.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate cardano-serialization-lib 16.0.0-beta.1
[INFO] finished tweaking crates.io crate cardano-serialization-lib 16.0.0-beta.1
[INFO] tweaked toml for crates.io crate cardano-serialization-lib 16.0.0-beta.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cardano-serialization-lib 16.0.0-beta.1 on toolchain cced03bfd61a304243a34504618ecec86c17063f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cardano-serialization-lib 16.0.0-beta.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" "+cced03bfd61a304243a34504618ecec86c17063f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck_macros v0.9.1
[INFO] [stderr]   Downloaded serde-wasm-bindgen v0.4.5
[INFO] [stderr]   Downloaded schemars_derive v0.8.22
[INFO] [stderr]   Downloaded schemars v0.8.22
[INFO] [stderr]   Downloaded ed25519-bip32 v0.4.1
[INFO] [stderr]   Downloaded cbor_event v2.4.0
[INFO] [stderr]   Downloaded clear_on_drop v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 392c119d68f472d6dfe43ea3cc804c5e1543a0177521104a4c96dc63a1e6ec7e
[INFO] running `Command { std: "docker" "start" "392c119d68f472d6dfe43ea3cc804c5e1543a0177521104a4c96dc63a1e6ec7e", 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" "392c119d68f472d6dfe43ea3cc804c5e1543a0177521104a4c96dc63a1e6ec7e" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "392c119d68f472d6dfe43ea3cc804c5e1543a0177521104a4c96dc63a1e6ec7e", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "392c119d68f472d6dfe43ea3cc804c5e1543a0177521104a4c96dc63a1e6ec7e" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling cc v1.2.60
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking rand v0.8.6
[INFO] [stderr]     Checking ed25519-bip32 v0.4.1
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking cbor_event v2.4.0
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling clear_on_drop v0.2.5
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling schemars_derive v0.8.22
[INFO] [stderr]     Checking cardano-serialization-lib v16.0.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/tests/builders/tx_builder.rs:6960:5
[INFO] [stdout]      |
[INFO] [stdout] 6960 |     collateral_builder.add_regular_input(&fake_address, &fake_input, &Value::new(&BigNum(100000000)));
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 6960 |     let _ = collateral_builder.add_regular_input(&fake_address, &fake_input, &Value::new(&BigNum(100000000)));
[INFO] [stdout]      |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/tests/builders/tx_builder.rs:7015:5
[INFO] [stdout]      |
[INFO] [stdout] 7015 |     tx_builder.calc_script_data_hash(&TxBuilderConstants::plutus_conway_cost_models()); 
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 7015 |     let _ = tx_builder.calc_script_data_hash(&TxBuilderConstants::plutus_conway_cost_models()); 
[INFO] [stdout]      |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.93s
[INFO] running `Command { std: "docker" "inspect" "392c119d68f472d6dfe43ea3cc804c5e1543a0177521104a4c96dc63a1e6ec7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "392c119d68f472d6dfe43ea3cc804c5e1543a0177521104a4c96dc63a1e6ec7e", kill_on_drop: false }`
[INFO] [stdout] 392c119d68f472d6dfe43ea3cc804c5e1543a0177521104a4c96dc63a1e6ec7e
