[INFO] updating cached repository https://github.com/dvc94ch/rust-ipld
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d783a279afc030f8c2702d23a1d0b849fd743f52
[INFO] checking dvc94ch/rust-ipld against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvc94ch%2Frust-ipld" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dvc94ch/rust-ipld on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dvc94ch/rust-ipld
[INFO] removed workspace from git repo https://github.com/dvc94ch/rust-ipld
[INFO] removed path dependency dag-cbor from git repo https://github.com/dvc94ch/rust-ipld
[INFO] removed path dependency dag-cbor-derive from git repo https://github.com/dvc94ch/rust-ipld
[INFO] removed path dependency libipld-base from git repo https://github.com/dvc94ch/rust-ipld
[INFO] removed path dependency libipld-macro from git repo https://github.com/dvc94ch/rust-ipld
[INFO] finished tweaking git repo https://github.com/dvc94ch/rust-ipld
[INFO] tweaked toml for git repo https://github.com/dvc94ch/rust-ipld written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/dvc94ch/rust-ipld already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (dag-cbor) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (dag-cbor-derive) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (libipld-base) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (libipld-macro) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/dvc94ch/rust-cid`
[INFO] [stderr]     Updating git repository `https://github.com/multiformats/rust-multibase`
[INFO] [stderr]     Updating git repository `https://github.com/dvc94ch/rust-multihash`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (dag-cbor) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (dag-cbor-derive) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (libipld-base) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (libipld-macro) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b57a07c8faa3774d0f14ed5ac9416a7f51c5b305abaaf3292670d0cca0b5100e
[INFO] running `"docker" "start" "-a" "b57a07c8faa3774d0f14ed5ac9416a7f51c5b305abaaf3292670d0cca0b5100e"`
[INFO] [stderr] warning: dependency (dag-cbor) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (dag-cbor-derive) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (libipld-base) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (libipld-macro) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling data-encoding v2.2.0
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking base-x v0.2.6
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking unsigned-varint v0.3.2
[INFO] [stderr]    Compiling integer-encoding v1.1.5
[INFO] [stderr]     Checking seahash v3.0.7
[INFO] [stderr]     Checking permutohedron v0.2.4
[INFO] [stderr]    Compiling fasthash-sys v0.3.2
[INFO] [stderr]     Checking blake2s_simd v0.5.10
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking xoroshiro128 v0.3.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking async-macros v1.0.0
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking multihash v0.10.1
[INFO] [stderr]     Checking criterion-plot v0.4.1
[INFO] [stderr]     Checking proptest v0.8.7
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking fasthash v0.4.0
[INFO] [stderr] error[E0495]: cannot infer an appropriate lifetime for lifetime parameter `'a` due to conflicting requirements
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.7/src/arbitrary/_core/iter.rs:44:23
[INFO] [stderr]    |
[INFO] [stderr] 44 |         base.prop_map(Iterator::cloned).boxed()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: first, the lifetime cannot outlive the lifetime `'a` as defined on the impl at 35:6...
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.7/src/arbitrary/_core/iter.rs:35:6
[INFO] [stderr]    |
[INFO] [stderr] 35 | impl<'a, T: 'static + Clone, A: fmt::Debug + 'static + Iterator<Item = &'a T>>
[INFO] [stderr]    |      ^^
[INFO] [stderr] note: ...so that the types are compatible
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.7/src/arbitrary/_core/iter.rs:44:23
[INFO] [stderr]    |
[INFO] [stderr] 44 |         base.prop_map(Iterator::cloned).boxed()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: expected  `&'a T`
[INFO] [stderr]               found  `&T`
[INFO] [stderr]    = note: but, the lifetime must be valid for the static lifetime...
[INFO] [stderr] note: ...so that the type `strategy::map::Map<S, fn(A) -> core::iter::Cloned<A> {<A as core::iter::Iterator>::cloned::<'_, T>}>` will meet its required lifetime bounds
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.7/src/arbitrary/_core/iter.rs:44:41
[INFO] [stderr]    |
[INFO] [stderr] 44 |         base.prop_map(Iterator::cloned).boxed()
[INFO] [stderr]    |                                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0495`.
[INFO] [stderr] error: could not compile `proptest`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "b57a07c8faa3774d0f14ed5ac9416a7f51c5b305abaaf3292670d0cca0b5100e"`
[INFO] running `"docker" "rm" "-f" "b57a07c8faa3774d0f14ed5ac9416a7f51c5b305abaaf3292670d0cca0b5100e"`
[INFO] [stdout] b57a07c8faa3774d0f14ed5ac9416a7f51c5b305abaaf3292670d0cca0b5100e
