[INFO] fetching crate p3-bn254-fr 0.3.2-succinct...
[INFO] testing p3-bn254-fr-0.3.2-succinct against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate p3-bn254-fr 0.3.2-succinct into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate p3-bn254-fr 0.3.2-succinct
[INFO] finished tweaking crates.io crate p3-bn254-fr 0.3.2-succinct
[INFO] tweaked toml for crates.io crate p3-bn254-fr 0.3.2-succinct written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate p3-bn254-fr 0.3.2-succinct on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate p3-bn254-fr 0.3.2-succinct already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded p3-util v0.3.2-succinct
[INFO] [stderr]   Downloaded p3-field v0.3.2-succinct
[INFO] [stderr]   Downloaded p3-poseidon2 v0.3.2-succinct
[INFO] [stderr]   Downloaded gcd v2.3.0
[INFO] [stderr]   Downloaded p3-symmetric v0.3.2-succinct
[INFO] [stderr]   Downloaded p3-dft v0.3.2-succinct
[INFO] [stderr]   Downloaded p3-maybe-rayon v0.3.2-succinct
[INFO] [stderr]   Downloaded p3-matrix v0.3.2-succinct
[INFO] [stderr]   Downloaded addchain v0.2.0
[INFO] [stderr]   Downloaded ff_derive v0.13.1
[INFO] [stderr]   Downloaded p3-mds v0.3.2-succinct
[INFO] [stderr]   Downloaded num-bigint v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 799ad02d5ad7fc09c4255757b1dc591952ddceb55750ee92fe91c02ce2d9e077
[INFO] running `Command { std: "docker" "start" "-a" "799ad02d5ad7fc09c4255757b1dc591952ddceb55750ee92fe91c02ce2d9e077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "799ad02d5ad7fc09c4255757b1dc591952ddceb55750ee92fe91c02ce2d9e077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "799ad02d5ad7fc09c4255757b1dc591952ddceb55750ee92fe91c02ce2d9e077", kill_on_drop: false }`
[INFO] [stdout] 799ad02d5ad7fc09c4255757b1dc591952ddceb55750ee92fe91c02ce2d9e077
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40fee4dcf31837568c8d32ddd6858bce23e6d703c6f625187f516dc8b64d966f
[INFO] running `Command { std: "docker" "start" "-a" "40fee4dcf31837568c8d32ddd6858bce23e6d703c6f625187f516dc8b64d966f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling p3-maybe-rayon v0.3.2-succinct
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling gcd v2.3.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling addchain v0.2.0
[INFO] [stderr]    Compiling ff_derive v0.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling p3-util v0.3.2-succinct
[INFO] [stderr]    Compiling p3-field v0.3.2-succinct
[INFO] [stderr]    Compiling p3-matrix v0.3.2-succinct
[INFO] [stderr]    Compiling p3-symmetric v0.3.2-succinct
[INFO] [stderr]    Compiling p3-dft v0.3.2-succinct
[INFO] [stderr]    Compiling p3-mds v0.3.2-succinct
[INFO] [stderr]    Compiling p3-poseidon2 v0.3.2-succinct
[INFO] [stderr]    Compiling p3-bn254-fr v0.3.2-succinct (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.86s
[INFO] running `Command { std: "docker" "inspect" "40fee4dcf31837568c8d32ddd6858bce23e6d703c6f625187f516dc8b64d966f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40fee4dcf31837568c8d32ddd6858bce23e6d703c6f625187f516dc8b64d966f", kill_on_drop: false }`
[INFO] [stdout] 40fee4dcf31837568c8d32ddd6858bce23e6d703c6f625187f516dc8b64d966f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd2fc19f4b4eadccae704e79b6e09a42a828845c7542df564f05453624ebe09b
[INFO] running `Command { std: "docker" "start" "-a" "fd2fc19f4b4eadccae704e79b6e09a42a828845c7542df564f05453624ebe09b", kill_on_drop: false }`
[INFO] [stderr]    Compiling p3-bn254-fr v0.3.2-succinct (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find module or crate `zkhash` in this scope
[INFO] [stdout]   --> src/poseidon2.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     use zkhash::ark_ff::{BigInteger, PrimeField as ark_PrimeField};
[INFO] [stdout]    |         ^^^^^^ use of unresolved module or unlinked crate `zkhash`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `zkhash`, use `cargo add zkhash` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `zkhash` in this scope
[INFO] [stdout]   --> src/poseidon2.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     use zkhash::fields::bn256::FpBN256 as ark_FpBN256;
[INFO] [stdout]    |         ^^^^^^ use of unresolved module or unlinked crate `zkhash`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `zkhash`, use `cargo add zkhash` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `zkhash` in this scope
[INFO] [stdout]   --> src/poseidon2.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     use zkhash::poseidon2::poseidon2::Poseidon2 as Poseidon2Ref;
[INFO] [stdout]    |         ^^^^^^ use of unresolved module or unlinked crate `zkhash`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `zkhash`, use `cargo add zkhash` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `zkhash` in this scope
[INFO] [stdout]   --> src/poseidon2.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     use zkhash::poseidon2::poseidon2_instance_bn256::{POSEIDON2_BN256_PARAMS, RC3};
[INFO] [stdout]    |         ^^^^^^ use of unresolved module or unlinked crate `zkhash`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `zkhash`, use `cargo add zkhash` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `num_traits`
[INFO] [stdout]    --> src/lib.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 277 |     use num_traits::One;
[INFO] [stdout]     |         ^^^^^^^^^^ use of unresolved module or unlinked crate `num_traits`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `num_traits`, use `cargo add num_traits` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `p3_field_testing`
[INFO] [stdout]    --> src/lib.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |     use p3_field_testing::test_field;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `p3_field_testing`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `p3_field_testing`, use `cargo add p3_field_testing` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `one` found for struct `num_bigint::BigUint` in the current scope
[INFO] [stdout]    --> src/lib.rs:314:65
[INFO] [stdout]     |
[INFO] [stdout] 314 |             FFBn254Fr::from_str_vartime(&(F::order() - BigUint::one()).to_str_radix(10)).unwrap(),
[INFO] [stdout]     |                                                                 ^^^ function or associated item not found in `num_bigint::BigUint`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `num_bigint::BigUint` consider using one of the following associated functions:
[INFO] [stdout]       num_bigint::BigUint::new
[INFO] [stdout]       num_bigint::BigUint::from_slice
[INFO] [stdout]       num_bigint::BigUint::from_bytes_be
[INFO] [stdout]       num_bigint::BigUint::from_bytes_le
[INFO] [stdout]       and 3 others
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/num-bigint-0.4.6/src/biguint.rs:538:5
[INFO] [stdout]     |
[INFO] [stdout] 538 |     pub fn new(digits: Vec<u32>) -> BigUint {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 556 |     pub fn from_slice(slice: &[u32]) -> BigUint {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 596 |     pub fn from_bytes_be(bytes: &[u8]) -> BigUint {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 610 |     pub fn from_bytes_le(bytes: &[u8]) -> BigUint {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `ne` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/cmp.rs:264:4
[INFO] [stdout] help: trait `One` which provides `one` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 277 +     use num_traits::identities::One;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_json` in this scope
[INFO] [stdout]    --> src/lib.rs:345:28
[INFO] [stdout]     |
[INFO] [stdout] 345 |         let f_serialized = serde_json::to_string(&f).unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_json` in this scope
[INFO] [stdout]    --> src/lib.rs:346:33
[INFO] [stdout]     |
[INFO] [stdout] 346 |         let f_deserialized: F = serde_json::from_str(&f_serialized).unwrap();
[INFO] [stdout]     |                                 ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_json` in this scope
[INFO] [stdout]    --> src/lib.rs:349:30
[INFO] [stdout]     |
[INFO] [stdout] 349 |         let f_1_serialized = serde_json::to_string(&f_1).unwrap();
[INFO] [stdout]     |                              ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_json` in this scope
[INFO] [stdout]    --> src/lib.rs:350:35
[INFO] [stdout]     |
[INFO] [stdout] 350 |         let f_1_deserialized: F = serde_json::from_str(&f_1_serialized).unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_json` in this scope
[INFO] [stdout]    --> src/lib.rs:351:36
[INFO] [stdout]     |
[INFO] [stdout] 351 |         let f_1_serialized_again = serde_json::to_string(&f_1_deserialized).unwrap();
[INFO] [stdout]     |                                    ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_json` in this scope
[INFO] [stdout]    --> src/lib.rs:352:41
[INFO] [stdout]     |
[INFO] [stdout] 352 |         let f_1_deserialized_again: F = serde_json::from_str(&f_1_serialized_again).unwrap();
[INFO] [stdout]     |                                         ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_json` in this scope
[INFO] [stdout]    --> src/lib.rs:356:30
[INFO] [stdout]     |
[INFO] [stdout] 356 |         let f_2_serialized = serde_json::to_string(&f_2).unwrap();
[INFO] [stdout]     |                              ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_json` in this scope
[INFO] [stdout]    --> src/lib.rs:357:35
[INFO] [stdout]     |
[INFO] [stdout] 357 |         let f_2_deserialized: F = serde_json::from_str(&f_2_serialized).unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_json` in this scope
[INFO] [stdout]    --> src/lib.rs:360:38
[INFO] [stdout]     |
[INFO] [stdout] 360 |         let f_r_minus_1_serialized = serde_json::to_string(&f_r_minus_1).unwrap();
[INFO] [stdout]     |                                      ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_json` in this scope
[INFO] [stdout]    --> src/lib.rs:361:43
[INFO] [stdout]     |
[INFO] [stdout] 361 |         let f_r_minus_1_deserialized: F = serde_json::from_str(&f_r_minus_1_serialized).unwrap();
[INFO] [stdout]     |                                           ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_json` in this scope
[INFO] [stdout]    --> src/lib.rs:364:38
[INFO] [stdout]     |
[INFO] [stdout] 364 |         let f_r_minus_2_serialized = serde_json::to_string(&f_r_minus_2).unwrap();
[INFO] [stdout]     |                                      ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_json` in this scope
[INFO] [stdout]    --> src/lib.rs:365:43
[INFO] [stdout]     |
[INFO] [stdout] 365 |         let f_r_minus_2_deserialized: F = serde_json::from_str(&f_r_minus_2_serialized).unwrap();
[INFO] [stdout]     |                                           ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `p3-bn254-fr` (lib test) due to 19 previous errors
[INFO] running `Command { std: "docker" "inspect" "fd2fc19f4b4eadccae704e79b6e09a42a828845c7542df564f05453624ebe09b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd2fc19f4b4eadccae704e79b6e09a42a828845c7542df564f05453624ebe09b", kill_on_drop: false }`
[INFO] [stdout] fd2fc19f4b4eadccae704e79b6e09a42a828845c7542df564f05453624ebe09b
