[INFO] fetching crate p3-challenger 0.1.4-succinct...
[INFO] testing p3-challenger-0.1.4-succinct against nightly-2024-10-28 for randomize-layout
[INFO] extracting crate p3-challenger 0.1.4-succinct into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate p3-challenger 0.1.4-succinct on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate p3-challenger 0.1.4-succinct
[INFO] finished tweaking crates.io crate p3-challenger 0.1.4-succinct
[INFO] tweaked toml for crates.io crate p3-challenger 0.1.4-succinct written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] [stderr]       Adding p3-field v0.1.4-succinct (available: v0.2.0)
[INFO] [stderr]       Adding p3-maybe-rayon v0.1.4-succinct (available: v0.2.0)
[INFO] [stderr]       Adding p3-symmetric v0.1.4-succinct (available: v0.2.0)
[INFO] [stderr]       Adding p3-util v0.1.4-succinct (available: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded p3-maybe-rayon v0.1.4-succinct
[INFO] [stderr]   Downloaded p3-util v0.1.4-succinct
[INFO] [stderr]   Downloaded p3-symmetric v0.1.4-succinct
[INFO] [stderr]   Downloaded p3-field v0.1.4-succinct
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "e587850c8dd67a9bb3b138b0c7e88de063a13291aa8e01c47c069136c3a26af5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e587850c8dd67a9bb3b138b0c7e88de063a13291aa8e01c47c069136c3a26af5", kill_on_drop: false }`
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[INFO] [stdout] c4b4123fa3ce9385e0c9b11ef9fc8391e8b81ec2967be49af985d4a908a7ee12
[INFO] running `Command { std: "docker" "start" "-a" "c4b4123fa3ce9385e0c9b11ef9fc8391e8b81ec2967be49af985d4a908a7ee12", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling p3-maybe-rayon v0.1.4-succinct
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.86
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling p3-util v0.1.4-succinct
[INFO] [stderr]    Compiling p3-field v0.1.4-succinct
[INFO] [stderr]    Compiling p3-symmetric v0.1.4-succinct
[INFO] [stderr]    Compiling p3-challenger v0.1.4-succinct (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.28s
[INFO] running `Command { std: "docker" "inspect" "c4b4123fa3ce9385e0c9b11ef9fc8391e8b81ec2967be49af985d4a908a7ee12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4b4123fa3ce9385e0c9b11ef9fc8391e8b81ec2967be49af985d4a908a7ee12", kill_on_drop: false }`
[INFO] [stdout] c4b4123fa3ce9385e0c9b11ef9fc8391e8b81ec2967be49af985d4a908a7ee12
[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=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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b0e61efcfab629bed92e1c7dc2ae13a774f211547c1ed261d23fd4ec3c32c9f
[INFO] running `Command { std: "docker" "start" "-a" "7b0e61efcfab629bed92e1c7dc2ae13a774f211547c1ed261d23fd4ec3c32c9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling p3-challenger v0.1.4-succinct (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `p3_goldilocks`
[INFO] [stdout]    --> src/duplex_challenger.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |     use p3_goldilocks::Goldilocks;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ use of undeclared crate or module `p3_goldilocks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `p3_goldilocks`
[INFO] [stdout]   --> src/hash_challenger.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     use p3_goldilocks::Goldilocks;
[INFO] [stdout]    |         ^^^^^^^^^^^^^ use of undeclared crate or module `p3_goldilocks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `TestPermutation: p3_symmetric::CryptographicPermutation<[_; _]>` is not satisfied
[INFO] [stdout]    --> src/duplex_challenger.rs:192:59
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let mut duplex_challenger = DuplexChallenger::new(permutation);
[INFO] [stdout]     |                                     --------------------- ^^^^^^^^^^^ the trait `p3_symmetric::CryptographicPermutation<[_; _]>` is not implemented for `TestPermutation`
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `duplex_challenger::DuplexChallenger::<F, P, WIDTH, RATE>::new`
[INFO] [stdout]    --> src/duplex_challenger.rs:29:8
[INFO] [stdout]     |
[INFO] [stdout] 29  |     P: CryptographicPermutation<[F; WIDTH]>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `DuplexChallenger::<F, P, WIDTH, RATE>::new`
[INFO] [stdout] 30  | {
[INFO] [stdout] 31  |     pub fn new(permutation: P) -> Self
[INFO] [stdout]     |            --- required by a bound in this associated function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `TestPermutation: p3_symmetric::CryptographicPermutation<[_; _]>` is not satisfied
[INFO] [stdout]    --> src/duplex_challenger.rs:192:37
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let mut duplex_challenger = DuplexChallenger::new(permutation);
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^ the trait `p3_symmetric::CryptographicPermutation<[_; _]>` is not implemented for `TestPermutation`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `duplex_challenger::DuplexChallenger`
[INFO] [stdout]    --> src/duplex_challenger.rs:18:8
[INFO] [stdout]     |
[INFO] [stdout] 15  | pub struct DuplexChallenger<F, P, const WIDTH: usize, const RATE: usize>
[INFO] [stdout]     |            ---------------- required by a bound in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18  |     P: CryptographicPermutation<[F; WIDTH]>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `DuplexChallenger`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `TestPermutation: p3_symmetric::CryptographicPermutation<[_; _]>` is not satisfied
[INFO] [stdout]    --> src/duplex_challenger.rs:192:37
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let mut duplex_challenger = DuplexChallenger::new(permutation);
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `p3_symmetric::CryptographicPermutation<[_; _]>` is not implemented for `TestPermutation`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `duplex_challenger::DuplexChallenger`
[INFO] [stdout]    --> src/duplex_challenger.rs:18:8
[INFO] [stdout]     |
[INFO] [stdout] 15  | pub struct DuplexChallenger<F, P, const WIDTH: usize, const RATE: usize>
[INFO] [stdout]     |            ---------------- required by a bound in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18  |     P: CryptographicPermutation<[F; WIDTH]>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `DuplexChallenger`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `observe` found for struct `duplex_challenger::DuplexChallenger` in the current scope
[INFO] [stdout]    --> src/duplex_challenger.rs:196:51
[INFO] [stdout]     |
[INFO] [stdout] 15  | pub struct DuplexChallenger<F, P, const WIDTH: usize, const RATE: usize>
[INFO] [stdout]     | ------------------------------------------------------------------------ method `observe` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 196 |             .for_each(|element| duplex_challenger.observe(F::from_canonical_u8(element as u8)));
[INFO] [stdout]     |                                                   ^^^^^^^ method not found in `DuplexChallenger<_, TestPermutation, _, _>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `CanObserve` defines an item `observe`, perhaps you need to implement it
[INFO] [stdout]    --> src/lib.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | pub trait CanObserve<T> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `TestHasher: p3_symmetric::CryptographicHasher<_, [_; _]>` is not satisfied
[INFO] [stdout]    --> src/hash_challenger.rs:136:78
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut hash_challenger = HashChallenger::new(initial_state.clone(), test_hasher);
[INFO] [stdout]     |                                   -------------------                        ^^^^^^^^^^^ the trait `p3_symmetric::CryptographicHasher<_, [_; _]>` is not implemented for `TestHasher`
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `hash_challenger::HashChallenger::<T, H, OUT_LEN>::new`
[INFO] [stdout]    --> src/hash_challenger.rs:22:8
[INFO] [stdout]     |
[INFO] [stdout] 22  |     H: CryptographicHasher<T, [T; OUT_LEN]>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `HashChallenger::<T, H, OUT_LEN>::new`
[INFO] [stdout] 23  | {
[INFO] [stdout] 24  |     pub fn new(initial_state: Vec<T>, hasher: H) -> Self {
[INFO] [stdout]     |            --- required by a bound in this associated function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `TestHasher: p3_symmetric::CryptographicHasher<_, [_; _]>` is not satisfied
[INFO] [stdout]    --> src/hash_challenger.rs:136:35
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut hash_challenger = HashChallenger::new(initial_state.clone(), test_hasher);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^ the trait `p3_symmetric::CryptographicHasher<_, [_; _]>` is not implemented for `TestHasher`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `hash_challenger::HashChallenger`
[INFO] [stdout]    --> src/hash_challenger.rs:12:8
[INFO] [stdout]     |
[INFO] [stdout] 9   | pub struct HashChallenger<T, H, const OUT_LEN: usize>
[INFO] [stdout]     |            -------------- required by a bound in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12  |     H: CryptographicHasher<T, [T; OUT_LEN]>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `HashChallenger`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `TestHasher: p3_symmetric::CryptographicHasher<_, [_; _]>` is not satisfied
[INFO] [stdout]    --> src/hash_challenger.rs:136:35
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut hash_challenger = HashChallenger::new(initial_state.clone(), test_hasher);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `p3_symmetric::CryptographicHasher<_, [_; _]>` is not implemented for `TestHasher`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `hash_challenger::HashChallenger`
[INFO] [stdout]    --> src/hash_challenger.rs:12:8
[INFO] [stdout]     |
[INFO] [stdout] 9   | pub struct HashChallenger<T, H, const OUT_LEN: usize>
[INFO] [stdout]     |            -------------- required by a bound in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12  |     H: CryptographicHasher<T, [T; OUT_LEN]>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `HashChallenger`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `flush` exists for struct `HashChallenger<_, TestHasher, _>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/hash_challenger.rs:141:25
[INFO] [stdout]     |
[INFO] [stdout] 9   | pub struct HashChallenger<T, H, const OUT_LEN: usize>
[INFO] [stdout]     | ----------------------------------------------------- method `flush` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 95  |     struct TestHasher {}
[INFO] [stdout]     |     ----------------- doesn't satisfy `_: CryptographicHasher<_, [_; _]>`
[INFO] [stdout] ...
[INFO] [stdout] 141 |         hash_challenger.flush();
[INFO] [stdout]     |                         ^^^^^ method cannot be called on `HashChallenger<_, TestHasher, _>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout] note: trait bound `TestHasher: p3_symmetric::CryptographicHasher<_, [_; _]>` was not satisfied
[INFO] [stdout]    --> src/hash_challenger.rs:22:8
[INFO] [stdout]     |
[INFO] [stdout] 19  | impl<T, H, const OUT_LEN: usize> HashChallenger<T, H, OUT_LEN>
[INFO] [stdout]     |                                  -----------------------------
[INFO] [stdout] ...
[INFO] [stdout] 22  |     H: CryptographicHasher<T, [T; OUT_LEN]>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound introduced here
[INFO] [stdout] note: the trait `p3_symmetric::CryptographicHasher` must be implemented
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/p3-symmetric-0.1.4-succinct/src/hasher.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | pub trait CryptographicHasher<Item: Clone, Out>: Clone {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `flush`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `observe` found for struct `hash_challenger::HashChallenger` in the current scope
[INFO] [stdout]    --> src/hash_challenger.rs:155:25
[INFO] [stdout]     |
[INFO] [stdout] 9   | pub struct HashChallenger<T, H, const OUT_LEN: usize>
[INFO] [stdout]     | ----------------------------------------------------- method `observe` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 155 |         hash_challenger.observe(new_element);
[INFO] [stdout]     |                         ^^^^^^^ method not found in `HashChallenger<_, TestHasher, _>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `CanObserve` defines an item `observe`, perhaps you need to implement it
[INFO] [stdout]    --> src/lib.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | pub trait CanObserve<T> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `sample` exists for struct `HashChallenger<_, TestHasher, _>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/hash_challenger.rs:165:43
[INFO] [stdout]     |
[INFO] [stdout] 9   | pub struct HashChallenger<T, H, const OUT_LEN: usize>
[INFO] [stdout]     | ----------------------------------------------------- method `sample` not found for this struct because it doesn't satisfy `_: CanSample<_>`
[INFO] [stdout] ...
[INFO] [stdout] 95  |     struct TestHasher {}
[INFO] [stdout]     |     ----------------- doesn't satisfy `_: CryptographicHasher<_, [_; _]>`
[INFO] [stdout] ...
[INFO] [stdout] 165 |         let new_element = hash_challenger.sample();
[INFO] [stdout]     |                                           ^^^^^^ method cannot be called on `HashChallenger<_, TestHasher, _>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout] note: trait bound `TestHasher: p3_symmetric::CryptographicHasher<_, [_; _]>` was not satisfied
[INFO] [stdout]    --> src/hash_challenger.rs:72:8
[INFO] [stdout]     |
[INFO] [stdout] 69  | impl<T, H, const OUT_LEN: usize> CanSample<T> for HashChallenger<T, H, OUT_LEN>
[INFO] [stdout]     |                                  ------------     -----------------------------
[INFO] [stdout] ...
[INFO] [stdout] 72  |     H: CryptographicHasher<T, [T; OUT_LEN]>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound introduced here
[INFO] [stdout] note: the trait `p3_symmetric::CryptographicHasher` must be implemented
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/p3-symmetric-0.1.4-succinct/src/hasher.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | pub trait CryptographicHasher<Item: Clone, Out>: Clone {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `sample`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `CanSample`
[INFO] [stdout]             candidate #2: `rand::distributions::distribution::Distribution`
[INFO] [stdout]             candidate #3: `rand::distributions::uniform::UniformSampler`
[INFO] [stdout]             candidate #4: `rand::rng::Rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `p3-challenger` (lib test) due to 12 previous errors
[INFO] running `Command { std: "docker" "inspect" "7b0e61efcfab629bed92e1c7dc2ae13a774f211547c1ed261d23fd4ec3c32c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b0e61efcfab629bed92e1c7dc2ae13a774f211547c1ed261d23fd4ec3c32c9f", kill_on_drop: false }`
[INFO] [stdout] 7b0e61efcfab629bed92e1c7dc2ae13a774f211547c1ed261d23fd4ec3c32c9f
