[INFO] fetching crate nimiq-database 0.2.0...
[INFO] checking nimiq-database-0.2.0 against master#dc8fe1f81c6cf13c0987944c525b2aa81625b5d0 for pr-133502-4
[INFO] extracting crate nimiq-database 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate nimiq-database 0.2.0 on toolchain dc8fe1f81c6cf13c0987944c525b2aa81625b5d0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nimiq-database 0.2.0
[INFO] finished tweaking crates.io crate nimiq-database 0.2.0
[INFO] tweaked toml for crates.io crate nimiq-database 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 140 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.9.0)
[INFO] [stderr]       Adding parking_lot v0.7.1 (available: v0.12.3)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.1)
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.8.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_xorshift v0.1.1
[INFO] [stderr]   Downloaded tempdir v0.3.7
[INFO] [stderr]   Downloaded rand_isaac v0.1.1
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[INFO] [stderr]   Downloaded constant_time_eq v0.1.5
[INFO] [stderr]   Downloaded beserial v0.2.0
[INFO] [stderr]   Downloaded nimiq-primitives v0.2.0
[INFO] [stderr]   Downloaded fixed-unsigned v0.2.0
[INFO] [stderr]   Downloaded nimiq-account v0.2.0
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[INFO] [stderr]   Downloaded supercow v0.1.0
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[INFO] [stderr]   Downloaded nimiq-utils v0.2.0
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[INFO] [stderr]   Downloaded lmdb-zero v0.4.4
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[INFO] [stderr]   Downloaded rand v0.6.5
[INFO] [stderr]   Downloaded ed25519-dalek v1.0.1
[INFO] [stderr]   Downloaded arrayvec v0.4.12
[INFO] [stderr]   Downloaded nimiq-block v0.2.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.30
[INFO] [stderr]   Downloaded curve25519-dalek v1.2.6
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[INFO] [stderr]   Downloaded curve25519-dalek v3.2.1
[INFO] [stderr]   Downloaded ed25519 v1.5.3
[INFO] [stderr]   Downloaded libargon2-sys v0.2.0
[INFO] [stderr]   Downloaded nimiq-keys v0.2.0
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[INFO] [stderr]   Downloaded nimiq-transaction v0.2.0
[INFO] [stderr]   Downloaded quote v0.6.13
[INFO] [stderr]   Downloaded unicode-xid v0.1.0
[INFO] [stderr]   Downloaded clear_on_drop v0.2.5
[INFO] [stderr]   Downloaded data-encoding v2.9.0
[INFO] [stderr]   Downloaded zeroize_derive v1.4.2
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[INFO] [stderr]   Downloaded nodrop v0.1.14
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[INFO] [stderr]   Downloaded digest v0.8.1
[INFO] [stderr]   Downloaded sha2 v0.8.2
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[INFO] [stderr]   Downloaded num-rational v0.2.4
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] [stderr]   Downloaded nimiq-tree-primitives v0.2.0
[INFO] [stderr]   Downloaded owning_ref v0.4.1
[INFO] [stderr]   Downloaded failure_derive v0.1.8
[INFO] [stderr]   Downloaded nimiq-hash v0.2.0
[INFO] [stderr]   Downloaded nimiq-macros v0.2.0
[INFO] [stderr]   Downloaded fake-simd v0.1.2
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5e55e4ccb2ea9b31386a8f8e81f2ff8efaff26162725e0d549dbf1122a36067
[INFO] running `Command { std: "docker" "start" "-a" "d5e55e4ccb2ea9b31386a8f8e81f2ff8efaff26162725e0d549dbf1122a36067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5e55e4ccb2ea9b31386a8f8e81f2ff8efaff26162725e0d549dbf1122a36067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5e55e4ccb2ea9b31386a8f8e81f2ff8efaff26162725e0d549dbf1122a36067", kill_on_drop: false }`
[INFO] [stdout] d5e55e4ccb2ea9b31386a8f8e81f2ff8efaff26162725e0d549dbf1122a36067
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ad06766d144f554e79bb1fa9c0acc00a41d1e6fb55c32b6ecaa38ad83acfe13
[INFO] running `Command { std: "docker" "start" "-a" "5ad06766d144f554e79bb1fa9c0acc00a41d1e6fb55c32b6ecaa38ad83acfe13", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking miniz_oxide v0.8.8
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]    Compiling liblmdb-sys v0.2.2
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking supercow v0.1.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking lmdb-zero v0.4.4
[INFO] [stderr]     Checking beserial v0.2.0
[INFO] [stderr]     Checking nimiq-database v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/volatile.rs:33:52
[INFO] [stdout]    |
[INFO] [stdout] 33 |             VolatileDatabaseError::IoError(e) => e.description(),
[INFO] [stdout]    |                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/volatile.rs:34:54
[INFO] [stdout]    |
[INFO] [stdout] 34 |             VolatileDatabaseError::LmdbError(e) => e.description()
[INFO] [stdout]    |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/volatile.rs:33:52
[INFO] [stdout]    |
[INFO] [stdout] 33 |             VolatileDatabaseError::IoError(e) => e.description(),
[INFO] [stdout]    |                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/volatile.rs:34:54
[INFO] [stdout]    |
[INFO] [stdout] 34 |             VolatileDatabaseError::LmdbError(e) => e.description()
[INFO] [stdout]    |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `temp_dir` is never read
[INFO] [stdout]   --> src/volatile.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct VolatileEnvironment {
[INFO] [stdout]    |            ------------------- field in this struct
[INFO] [stdout] 10 |     temp_dir: TempDir,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VolatileEnvironment` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `temp_dir` is never read
[INFO] [stdout]   --> src/volatile.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct VolatileEnvironment {
[INFO] [stdout]    |            ------------------- field in this struct
[INFO] [stdout] 10 |     temp_dir: TempDir,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VolatileEnvironment` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.10s
[INFO] running `Command { std: "docker" "inspect" "5ad06766d144f554e79bb1fa9c0acc00a41d1e6fb55c32b6ecaa38ad83acfe13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ad06766d144f554e79bb1fa9c0acc00a41d1e6fb55c32b6ecaa38ad83acfe13", kill_on_drop: false }`
[INFO] [stdout] 5ad06766d144f554e79bb1fa9c0acc00a41d1e6fb55c32b6ecaa38ad83acfe13