[INFO] fetching crate ucan 0.4.0...
[INFO] testing ucan-0.4.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate ucan 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate ucan 0.4.0
[INFO] finished tweaking crates.io crate ucan 0.4.0
[INFO] tweaked toml for crates.io crate ucan 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ucan 0.4.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 129 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] [stderr]       Adding cid v0.10.1 (available: v0.11.1)
[INFO] [stderr]       Adding getrandom v0.2.16 (available: v0.3.4)
[INFO] [stderr]       Adding proc-macro-crate v1.1.3 (available: v1.3.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding strum v0.24.1 (available: v0.27.2)
[INFO] [stderr]       Adding strum_macros v0.25.3 (available: v0.27.2)
[INFO] [stderr]       Adding unsigned-varint v0.7.2 (available: v0.8.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f7545adaa1efe735e853f5d43df110692ed92f88f26dfd5d9a181388c9ae3ca
[INFO] running `Command { std: "docker" "start" "-a" "3f7545adaa1efe735e853f5d43df110692ed92f88f26dfd5d9a181388c9ae3ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f7545adaa1efe735e853f5d43df110692ed92f88f26dfd5d9a181388c9ae3ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7545adaa1efe735e853f5d43df110692ed92f88f26dfd5d9a181388c9ae3ca", kill_on_drop: false }`
[INFO] [stdout] 3f7545adaa1efe735e853f5d43df110692ed92f88f26dfd5d9a181388c9ae3ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8a180a62eb91baa4c787b927e9f54e71cf748ae49bda64a27bf426dc053df1c
[INFO] running `Command { std: "docker" "start" "-a" "d8a180a62eb91baa4c787b927e9f54e71cf748ae49bda64a27bf426dc053df1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling typenum v1.19.0
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[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling libc v0.2.177
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[INFO] [stderr]    Compiling multihash-derive v0.8.1
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[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling serde-big-array v0.3.3
[INFO] [stderr]    Compiling multihash v0.18.1
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling cid v0.10.1
[INFO] [stderr]    Compiling libipld-core v0.16.0
[INFO] [stderr]    Compiling icu_properties v2.1.1
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling libipld-json v0.16.0
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling ucan v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/capability/data.rs:113:17
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn iter(&self) -> CapabilitiesIterator {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn iter(&self) -> CapabilitiesIterator<'_> {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "d8a180a62eb91baa4c787b927e9f54e71cf748ae49bda64a27bf426dc053df1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8a180a62eb91baa4c787b927e9f54e71cf748ae49bda64a27bf426dc053df1c", kill_on_drop: false }`
[INFO] [stdout] d8a180a62eb91baa4c787b927e9f54e71cf748ae49bda64a27bf426dc053df1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 648adb459ec19d529fdc44624c2a7349ae45fe6b03382fb03785db47e419556b
[INFO] running `Command { std: "docker" "start" "-a" "648adb459ec19d529fdc44624c2a7349ae45fe6b03382fb03785db47e419556b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/capability/data.rs:113:17
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn iter(&self) -> CapabilitiesIterator {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn iter(&self) -> CapabilitiesIterator<'_> {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling ucan v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `did_key`
[INFO] [stdout]  --> src/tests/fixtures/identities.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use did_key::{
[INFO] [stdout]   |     ^^^^^^^ use of unresolved module or unlinked crate `did_key`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `did_key`, use `cargo add did_key` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `did_key`
[INFO] [stdout]  --> src/tests/helpers.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use did_key::PatchedKeyPair;
[INFO] [stdout]   |     ^^^^^^^ use of unresolved module or unlinked crate `did_key`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `did_key`, use `cargo add did_key` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `serde_ipld_dagcbor`
[INFO] [stdout]  --> src/tests/helpers.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde_ipld_dagcbor::{from_slice, to_vec};
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `serde_ipld_dagcbor`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `serde_ipld_dagcbor`, use `cargo add serde_ipld_dagcbor` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `did_key`
[INFO] [stdout]   --> src/tests/builder.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use did_key::PatchedKeyPair;
[INFO] [stdout]    |     ^^^^^^^ use of unresolved module or unlinked crate `did_key`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `did_key`, use `cargo add did_key` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `did_key`
[INFO] [stdout]  --> src/tests/crypto.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use did_key::{from_existing_key, Ed25519KeyPair, KeyMaterial as _KeyMaterial};
[INFO] [stdout]   |         ^^^^^^^ use of unresolved module or unlinked crate `did_key`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `did_key`, use `cargo add did_key` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `did_key`
[INFO] [stdout]  --> src/tests/fixtures/crypto.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use did_key::{from_existing_key, CoreSign, Ed25519KeyPair, Fingerprint, PatchedKeyPair};
[INFO] [stdout]   |     ^^^^^^^ use of unresolved module or unlinked crate `did_key`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `did_key`, use `cargo add did_key` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/tests/fixtures/identities.rs:41:24
[INFO] [stdout]    |
[INFO] [stdout] 41 |             alice_did: alice_keypair.get_did().await.unwrap(),
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/tests/fixtures/identities.rs:42:22
[INFO] [stdout]    |
[INFO] [stdout] 42 |             bob_did: bob_keypair.get_did().await.unwrap(),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/tests/fixtures/identities.rs:43:26
[INFO] [stdout]    |
[INFO] [stdout] 43 |             mallory_did: mallory_keypair.get_did().await.unwrap(),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ipld/ucan.rs:129:29
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let canon_builder = scaffold_ucan_builder(&identities).await.unwrap();
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ipld/ucan.rs:130:29
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let other_builder = scaffold_ucan_builder(&identities).await.unwrap();
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ipld/ucan.rs:132:25
[INFO] [stdout]     |
[INFO] [stdout] 132 |           let canon_jwt = canon_builder
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 133 | |             .with_fact(
[INFO] [stdout] 134 | |                 "abc/challenge",
[INFO] [stdout] 135 | |                 json!({
[INFO] [stdout] ...   |
[INFO] [stdout] 142 | |             .sign()
[INFO] [stdout] 143 | |             .await
[INFO] [stdout]     | |__________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ipld/ucan.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |           let other_jwt = other_builder
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 149 | |             .with_fact(
[INFO] [stdout] 150 | |                 "abc/challenge",
[INFO] [stdout] 151 | |                 json!({
[INFO] [stdout] ...   |
[INFO] [stdout] 158 | |             .sign()
[INFO] [stdout] 159 | |             .await
[INFO] [stdout]     | |__________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ipld/ucan.rs:171:23
[INFO] [stdout]     |
[INFO] [stdout] 171 |         let builder = scaffold_ucan_builder(&identities).await.unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ipld/ucan.rs:173:19
[INFO] [stdout]     |
[INFO] [stdout] 173 |           let jwt = builder
[INFO] [stdout]     |  ___________________^
[INFO] [stdout] 174 | |             .with_fact(
[INFO] [stdout] 175 | |                 "abc/challenge",
[INFO] [stdout] 176 | |                 json!({
[INFO] [stdout] ...   |
[INFO] [stdout] 184 | |             .sign()
[INFO] [stdout] 185 | |             .await
[INFO] [stdout]     | |__________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/tests/crypto.rs:23:26
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let result_did = keypair.get_did().await.unwrap();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ucan` (lib test) due to 16 previous errors
[INFO] running `Command { std: "docker" "inspect" "648adb459ec19d529fdc44624c2a7349ae45fe6b03382fb03785db47e419556b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "648adb459ec19d529fdc44624c2a7349ae45fe6b03382fb03785db47e419556b", kill_on_drop: false }`
[INFO] [stdout] 648adb459ec19d529fdc44624c2a7349ae45fe6b03382fb03785db47e419556b
