[INFO] fetching crate pinecone 0.2.3...
[INFO] testing pinecone-0.2.3 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate pinecone 0.2.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate pinecone 0.2.3 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pinecone 0.2.3
[INFO] finished tweaking crates.io crate pinecone 0.2.3
[INFO] tweaked toml for crates.io crate pinecone 0.2.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e1fc4ad4dbbc90d56f6aa5bed3ec191c64e87d297e4642636b40be57f12eb43e
[INFO] running `Command { std: "docker" "start" "-a" "e1fc4ad4dbbc90d56f6aa5bed3ec191c64e87d297e4642636b40be57f12eb43e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1fc4ad4dbbc90d56f6aa5bed3ec191c64e87d297e4642636b40be57f12eb43e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1fc4ad4dbbc90d56f6aa5bed3ec191c64e87d297e4642636b40be57f12eb43e", kill_on_drop: false }`
[INFO] [stdout] e1fc4ad4dbbc90d56f6aa5bed3ec191c64e87d297e4642636b40be57f12eb43e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1a773eb2bea1320d78888fdba28828a5ef156fec319913ead12eef93c906d34
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b1a773eb2bea1320d78888fdba28828a5ef156fec319913ead12eef93c906d34", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]    Compiling const-random v0.1.13
[INFO] [stderr]    Compiling ahash v0.2.19
[INFO] [stderr]    Compiling pinecone v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `prelude` in `alloc`
[INFO] [stdout]   --> src/lib.rs:50:20
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub use alloc::prelude::v1::*;
[INFO] [stdout]    |                    ^^^^^^^ could not find `prelude` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `String` in this scope
[INFO] [stdout]   --> src/error.rs:33:20
[INFO] [stdout]    |
[INFO] [stdout] 33 |     SerdeSerCustom(String),
[INFO] [stdout]    |                    ^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 3  | use alloc::string::String;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `String` in this scope
[INFO] [stdout]   --> src/error.rs:35:19
[INFO] [stdout]    |
[INFO] [stdout] 35 |     SerdeDeCustom(String),
[INFO] [stdout]    |                   ^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 3  | use alloc::string::String;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Vec` in this scope
[INFO] [stdout]   --> src/ser/output.rs:90:26
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub struct VecOutput(pub Vec<u8>);
[INFO] [stdout]    |                          ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use alloc::vec::Vec;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use serde::__private::Vec;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Vec`
[INFO] [stdout]   --> src/ser/output.rs:94:14
[INFO] [stdout]    |
[INFO] [stdout] 94 |         Self(Vec::new())
[INFO] [stdout]    |              ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use alloc::vec::Vec;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use serde::__private::Vec;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Vec` in this scope
[INFO] [stdout]   --> src/ser/output.rs:99:19
[INFO] [stdout]    |
[INFO] [stdout] 99 |     type Output = Vec<u8>;
[INFO] [stdout]    |                   ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use alloc::vec::Vec;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use serde::__private::Vec;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Vec` in this scope
[INFO] [stdout]   --> src/ser/mod.rs:68:39
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn to_vec<T>(value: &T) -> Result<Vec<u8>>
[INFO] [stdout]    |                                       ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use alloc::vec::Vec;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use serde::__private::Vec;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pinecone` due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "b1a773eb2bea1320d78888fdba28828a5ef156fec319913ead12eef93c906d34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a773eb2bea1320d78888fdba28828a5ef156fec319913ead12eef93c906d34", kill_on_drop: false }`
[INFO] [stdout] b1a773eb2bea1320d78888fdba28828a5ef156fec319913ead12eef93c906d34