[INFO] fetching crate arcon_macros 0.2.2...
[INFO] checking arcon_macros-0.2.2 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate arcon_macros 0.2.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate arcon_macros 0.2.2 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arcon_macros 0.2.2
[INFO] finished tweaking crates.io crate arcon_macros 0.2.2
[INFO] tweaked toml for crates.io crate arcon_macros 0.2.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "3e1cb7f87e221daca1a976a0689e546669911466da57ae3c74fec4882bf62b59", kill_on_drop: false }`
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[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-6f17d22bba15001f/arcon-0.2.1/src/dataflow/builder.rs:49:41
[INFO] [stdout]     |
[INFO] [stdout] 49  |             let unique_id = uuid::Uuid::new_v4().to_string();
[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-6f17d22bba15001f/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] 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-6f17d22bba15001f/arcon-0.2.1/src/dataflow/conf.rs:119:52
[INFO] [stdout]     |
[INFO] [stdout] 119 |             name: format!("source_{}", 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-6f17d22bba15001f/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] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arcon` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "5bc79c094708f5e4a7cbf20e7359176088b04c47208d5aaefbb4e38cd431f4e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bc79c094708f5e4a7cbf20e7359176088b04c47208d5aaefbb4e38cd431f4e8", kill_on_drop: false }`
[INFO] [stdout] 5bc79c094708f5e4a7cbf20e7359176088b04c47208d5aaefbb4e38cd431f4e8
