[INFO] fetching crate sedimentree_core 0.1.0...
[INFO] testing sedimentree_core-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate sedimentree_core 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate sedimentree_core 0.1.0
[INFO] finished tweaking crates.io crate sedimentree_core 0.1.0
[INFO] tweaked toml for crates.io crate sedimentree_core 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sedimentree_core 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sedimentree_core 0.1.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.102
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4cd0e3fe730be08d57948fc4ff8d9a080a2cb4a0ba0d77a30b4415b5d21b6885
[INFO] running `Command { std: "docker" "start" "-a" "4cd0e3fe730be08d57948fc4ff8d9a080a2cb4a0ba0d77a30b4415b5d21b6885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cd0e3fe730be08d57948fc4ff8d9a080a2cb4a0ba0d77a30b4415b5d21b6885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cd0e3fe730be08d57948fc4ff8d9a080a2cb4a0ba0d77a30b4415b5d21b6885", kill_on_drop: false }`
[INFO] [stdout] 4cd0e3fe730be08d57948fc4ff8d9a080a2cb4a0ba0d77a30b4415b5d21b6885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b471c1b9c2436914a0f11ada9da2a37f4481bdcaaf1dfb049da00d4e9360e9a
[INFO] running `Command { std: "docker" "start" "-a" "3b471c1b9c2436914a0f11ada9da2a37f4481bdcaaf1dfb049da00d4e9360e9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.102
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.2.41
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[INFO] [stderr]    Compiling syn v2.0.108
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[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling sedimentree_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.26s
[INFO] running `Command { std: "docker" "inspect" "3b471c1b9c2436914a0f11ada9da2a37f4481bdcaaf1dfb049da00d4e9360e9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b471c1b9c2436914a0f11ada9da2a37f4481bdcaaf1dfb049da00d4e9360e9a", kill_on_drop: false }`
[INFO] [stdout] 3b471c1b9c2436914a0f11ada9da2a37f4481bdcaaf1dfb049da00d4e9360e9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e689e3842c919d583a03fc1aacece531cd4098f6bed87fa89b61f9f97846f69
[INFO] running `Command { std: "docker" "start" "-a" "6e689e3842c919d583a03fc1aacece531cd4098f6bed87fa89b61f9f97846f69", kill_on_drop: false }`
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[INFO] [stderr]    Compiling toml_datetime v0.6.3
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[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling sedimentree_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling arbitrary v1.4.2
[INFO] [stderr]    Compiling toml_edit v0.20.2
[INFO] [stderr]    Compiling proc-macro-crate v2.0.2
[INFO] [stderr]    Compiling bolero-generator-derive v0.13.4
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[INFO] [stdout] error[E0599]: the function or associated item `arbitrary` exists for struct `Vec<blob::Digest>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/lib.rs:822:54
[INFO] [stdout]     |
[INFO] [stdout] 822 |                 let mut checkpoints = Vec::<Digest>::arbitrary(u)?;
[INFO] [stdout]     |                                                      ^^^^^^^^^ function or associated item cannot be called on `Vec<blob::Digest>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/blob.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct Digest([u8; 32]);
[INFO] [stdout]     | ----------------- doesn't satisfy `blob::Digest: Arbitrary<'_>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `Vec<blob::Digest>` consider using one of the following associated functions:
[INFO] [stdout]       Vec::<T>::new
[INFO] [stdout]       Vec::<T>::with_capacity
[INFO] [stdout]       Vec::<T>::try_with_capacity
[INFO] [stdout]       Vec::<T>::from_raw_parts
[INFO] [stdout]       and 6 others
[INFO] [stdout]    --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/vec/mod.rs:459:5
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `blob::Digest: Arbitrary<'_>`
[INFO] [stdout]             which is required by `Vec<blob::Digest>: Arbitrary<'_>`
[INFO] [stdout] note: the trait `Arbitrary` must be implemented
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/arbitrary-1.4.2/src/lib.rs:163:1
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub trait Arbitrary<'a>: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `arbitrary` found for struct `BlobMeta` in the current scope
[INFO] [stdout]    --> src/lib.rs:847:31
[INFO] [stdout]     |
[INFO] [stdout] 847 |                     BlobMeta::arbitrary(u)?,
[INFO] [stdout]     |                               ^^^^^^^^^ function or associated item not found in `BlobMeta`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/blob.rs:68:1
[INFO] [stdout]     |
[INFO] [stdout]  68 | pub struct BlobMeta {
[INFO] [stdout]     | ------------------- function or associated item `arbitrary` not found for this struct
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `BlobMeta` consider using one of the following associated functions:
[INFO] [stdout]       BlobMeta::new
[INFO] [stdout]       BlobMeta::from_digest_size
[INFO] [stdout]    --> src/blob.rs:76:5
[INFO] [stdout]     |
[INFO] [stdout]  76 |     pub fn new(contents: &[u8]) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  86 |     pub const fn from_digest_size(digest: Digest, size_bytes: u64) -> Self {
[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 `arbitrary`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `Arbitrary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `arbitrary` found for struct `BlobMeta` in the current scope
[INFO] [stdout]    --> src/lib.rs:852:31
[INFO] [stdout]     |
[INFO] [stdout] 852 |                     BlobMeta::arbitrary(u)?,
[INFO] [stdout]     |                               ^^^^^^^^^ function or associated item not found in `BlobMeta`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/blob.rs:68:1
[INFO] [stdout]     |
[INFO] [stdout]  68 | pub struct BlobMeta {
[INFO] [stdout]     | ------------------- function or associated item `arbitrary` not found for this struct
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `BlobMeta` consider using one of the following associated functions:
[INFO] [stdout]       BlobMeta::new
[INFO] [stdout]       BlobMeta::from_digest_size
[INFO] [stdout]    --> src/blob.rs:76:5
[INFO] [stdout]     |
[INFO] [stdout]  76 |     pub fn new(contents: &[u8]) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  86 |     pub const fn from_digest_size(digest: Digest, size_bytes: u64) -> Self {
[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 `arbitrary`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `Arbitrary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `arbitrary` found for struct `blob::Digest` in the current scope
[INFO] [stdout]    --> src/lib.rs:879:47
[INFO] [stdout]     |
[INFO] [stdout] 879 |                     let hash = crate::Digest::arbitrary(u)?;
[INFO] [stdout]     |                                               ^^^^^^^^^ function or associated item not found in `blob::Digest`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/blob.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct Digest([u8; 32]);
[INFO] [stdout]     | ----------------- function or associated item `arbitrary` not found for this struct
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `blob::Digest` consider using one of the following associated functions:
[INFO] [stdout]       blob::Digest::hash
[INFO] [stdout]       blob::Digest::from_bytes
[INFO] [stdout]    --> src/blob.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn hash(data: &[u8]) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     pub fn from_bytes(bytes: &[u8]) -> Result<Self, error::InvalidDigest> {
[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 `arbitrary`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `Arbitrary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sedimentree_core` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "6e689e3842c919d583a03fc1aacece531cd4098f6bed87fa89b61f9f97846f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e689e3842c919d583a03fc1aacece531cd4098f6bed87fa89b61f9f97846f69", kill_on_drop: false }`
[INFO] [stdout] 6e689e3842c919d583a03fc1aacece531cd4098f6bed87fa89b61f9f97846f69
