[INFO] fetching crate rdftk_graph 0.1.1...
[INFO] testing rdftk_graph-0.1.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate rdftk_graph 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rdftk_graph 0.1.1
[INFO] finished tweaking crates.io crate rdftk_graph 0.1.1
[INFO] tweaked toml for crates.io crate rdftk_graph 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rdftk_graph 0.1.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 43 packages to latest compatible versions
[INFO] [stderr]       Adding rdftk_core v0.1.14 (available: v0.5.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rdftk_names v0.1.9
[INFO] [stderr]   Downloaded unique_id v0.1.7
[INFO] [stderr]   Downloaded blob-uuid v0.5.0
[INFO] [stderr]   Downloaded rdftk_iri v0.1.9
[INFO] [stderr]   Downloaded rdftk_core v0.1.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d13144aea71d39043db5a4519779e83a682b7f39fbfd1a65d3391874222a9d8
[INFO] running `Command { std: "docker" "start" "-a" "5d13144aea71d39043db5a4519779e83a682b7f39fbfd1a65d3391874222a9d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d13144aea71d39043db5a4519779e83a682b7f39fbfd1a65d3391874222a9d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d13144aea71d39043db5a4519779e83a682b7f39fbfd1a65d3391874222a9d8", kill_on_drop: false }`
[INFO] [stdout] 5d13144aea71d39043db5a4519779e83a682b7f39fbfd1a65d3391874222a9d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22c3ab46b36d1a7ba77000ceedf6f5e813acd23396c6054e35e482e48d3acb65
[INFO] running `Command { std: "docker" "start" "-a" "22c3ab46b36d1a7ba77000ceedf6f5e813acd23396c6054e35e482e48d3acb65", kill_on_drop: false }`
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling blob-uuid v0.5.0
[INFO] [stderr]    Compiling unique_id v0.1.7
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling rdftk_iri v0.1.9
[INFO] [stdout] error[E0599]: no function or associated item named `new_v4` found for struct `Uuid` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdftk_iri-0.1.9/src/iri.rs:373:30
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let new_uuid = Uuid::new_v4();
[INFO] [stdout]     |                              ^^^^^^ function or associated item not found in `Uuid`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `Uuid` consider using one of the following associated functions:
[INFO] [stdout]       uuid::builder::<impl Uuid>::nil
[INFO] [stdout]       uuid::builder::<impl Uuid>::from_fields
[INFO] [stdout]       uuid::builder::<impl Uuid>::from_fields_le
[INFO] [stdout]       uuid::builder::<impl Uuid>::from_u128
[INFO] [stdout]       and 4 others
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/uuid-0.8.2/src/builder/mod.rs:43:5
[INFO] [stdout]     |
[INFO] [stdout]  43 |       pub const fn nil() -> Self {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  70 | /     pub fn from_fields(
[INFO] [stdout]  71 | |         d1: u32,
[INFO] [stdout]  72 | |         d2: u16,
[INFO] [stdout]  73 | |         d3: u16,
[INFO] [stdout]  74 | |         d4: &[u8],
[INFO] [stdout]  75 | |     ) -> Result<Uuid, crate::Error> {
[INFO] [stdout]     | |___________________________________^
[INFO] [stdout] ...
[INFO] [stdout] 127 | /     pub fn from_fields_le(
[INFO] [stdout] 128 | |         d1: u32,
[INFO] [stdout] 129 | |         d2: u16,
[INFO] [stdout] 130 | |         d3: u16,
[INFO] [stdout] 131 | |         d4: &[u8],
[INFO] [stdout] 132 | |     ) -> Result<Uuid, crate::Error> {
[INFO] [stdout]     | |___________________________________^
[INFO] [stdout] ...
[INFO] [stdout] 162 |       pub const fn from_u128(v: u128) -> Self {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rdftk_iri` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "22c3ab46b36d1a7ba77000ceedf6f5e813acd23396c6054e35e482e48d3acb65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c3ab46b36d1a7ba77000ceedf6f5e813acd23396c6054e35e482e48d3acb65", kill_on_drop: false }`
[INFO] [stdout] 22c3ab46b36d1a7ba77000ceedf6f5e813acd23396c6054e35e482e48d3acb65
