[INFO] fetching crate ark-scale 0.0.11...
[INFO] checking ark-scale-0.0.11 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate ark-scale 0.0.11 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate ark-scale 0.0.11 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ark-scale 0.0.11
[INFO] finished tweaking crates.io crate ark-scale 0.0.11
[INFO] tweaked toml for crates.io crate ark-scale 0.0.11 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-crate v2.0.2
[INFO] [stderr]   Downloaded byte-slice-cast v1.2.2
[INFO] [stderr]   Downloaded toml_edit v0.20.2
[INFO] [stderr]   Downloaded ark-ed25519 v0.4.0
[INFO] [stderr]   Downloaded impl-trait-for-tuples v0.2.2
[INFO] [stderr]   Downloaded parity-scale-codec v3.6.9
[INFO] [stderr]   Downloaded parity-scale-codec-derive v3.6.9
[INFO] [stderr]   Downloaded ark-curve25519 v0.4.0
[INFO] [stderr]   Downloaded scale-info v2.10.0
[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" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d828fab144680d767f80349664158ea3a2a7d55dbdeffacda36340cedd253ad8
[INFO] running `Command { std: "docker" "start" "-a" "d828fab144680d767f80349664158ea3a2a7d55dbdeffacda36340cedd253ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d828fab144680d767f80349664158ea3a2a7d55dbdeffacda36340cedd253ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d828fab144680d767f80349664158ea3a2a7d55dbdeffacda36340cedd253ad8", kill_on_drop: false }`
[INFO] [stdout] d828fab144680d767f80349664158ea3a2a7d55dbdeffacda36340cedd253ad8
[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_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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35ca9fac51a382914ab06ad0ac1b4cf2fe40a631047d980abbe2bbc5824cca7b
[INFO] running `Command { std: "docker" "start" "-a" "35ca9fac51a382914ab06ad0ac1b4cf2fe40a631047d980abbe2bbc5824cca7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling indexmap v2.2.5
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]    Compiling toml_edit v0.20.2
[INFO] [stderr]    Compiling proc-macro-crate v2.0.2
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.6.9
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.2
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking ark-serialize v0.4.2
[INFO] [stderr]     Checking ark-ff v0.4.2
[INFO] [stderr]     Checking parity-scale-codec v3.6.9
[INFO] [stderr]     Checking scale-info v2.10.0
[INFO] [stderr]     Checking ark-scale v0.0.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     vec::Vec,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:125:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ark-poly v0.4.2
[INFO] [stderr]     Checking ark-ec v0.4.2
[INFO] [stderr]     Checking ark-curve25519 v0.4.0
[INFO] [stderr]     Checking ark-bls12-381 v0.4.0
[INFO] [stderr]     Checking ark-ed25519 v0.4.0
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     vec::Vec,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:125:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/tests.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ark_std::{cmp::PartialEq, fmt::Debug, vec::Vec, UniformRand}; // io::{self, Read, Write}
[INFO] [stdout]   |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 7 | use crate::{self as ark_scale, *};
[INFO] [stdout]   |                                - the item `Vec` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Decode` is imported redundantly
[INFO] [stdout]  --> src/tests.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use scale_codec::{Decode, Encode};
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout] 6 |
[INFO] [stdout] 7 | use crate::{self as ark_scale, *};
[INFO] [stdout]   |                                - the item `Decode` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Encode` is imported redundantly
[INFO] [stdout]  --> src/tests.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | use scale_codec::{Decode, Encode};
[INFO] [stdout]   |                           ^^^^^^
[INFO] [stdout] 6 |
[INFO] [stdout] 7 | use crate::{self as ark_scale, *};
[INFO] [stdout]   |                                - the item `Encode` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.86s
[INFO] running `Command { std: "docker" "inspect" "35ca9fac51a382914ab06ad0ac1b4cf2fe40a631047d980abbe2bbc5824cca7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35ca9fac51a382914ab06ad0ac1b4cf2fe40a631047d980abbe2bbc5824cca7b", kill_on_drop: false }`
[INFO] [stdout] 35ca9fac51a382914ab06ad0ac1b4cf2fe40a631047d980abbe2bbc5824cca7b
