[INFO] fetching crate sophia_isomorphism 0.9.0...
[INFO] testing sophia_isomorphism-0.9.0 against 1.95.0 for beta-1.96-2
[INFO] extracting crate sophia_isomorphism 0.9.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate sophia_isomorphism 0.9.0
[INFO] finished tweaking crates.io crate sophia_isomorphism 0.9.0
[INFO] tweaked toml for crates.io crate sophia_isomorphism 0.9.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sophia_isomorphism 0.9.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "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" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded oxiri v0.2.11
[INFO] [stderr]   Downloaded mownstr v0.3.1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e11b3683adec3d78367f6ed532dafbbe2f6cf9c077ec4c959b9034dc69d3049
[INFO] running `Command { std: "docker" "start" "-a" "0e11b3683adec3d78367f6ed532dafbbe2f6cf9c077ec4c959b9034dc69d3049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e11b3683adec3d78367f6ed532dafbbe2f6cf9c077ec4c959b9034dc69d3049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e11b3683adec3d78367f6ed532dafbbe2f6cf9c077ec4c959b9034dc69d3049", kill_on_drop: false }`
[INFO] [stdout] 0e11b3683adec3d78367f6ed532dafbbe2f6cf9c077ec4c959b9034dc69d3049
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e0a6394a3f308b36ea7f86854ab3f1e7948476b76d0ece54af3fb887a9ae5da
[INFO] running `Command { std: "docker" "start" "-a" "7e0a6394a3f308b36ea7f86854ab3f1e7948476b76d0ece54af3fb887a9ae5da", kill_on_drop: false }`
[INFO] [stderr]    Compiling oxiri v0.2.11
[INFO] [stderr]    Compiling mownstr v0.3.1
[INFO] [stderr]    Compiling resiter v0.5.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling sophia_iri v0.9.0
[INFO] [stderr]    Compiling sophia_api v0.9.0
[INFO] [stderr]    Compiling sophia_isomorphism v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dataset.rs:94:35
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn prepare_dataset<D: Dataset>(d: &D) -> Result<PreparedDataset<D>, D::Error> {
[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] 94 | fn prepare_dataset<D: Dataset>(d: &D) -> Result<PreparedDataset<'_, D>, D::Error> {
[INFO] [stdout]    |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn iri(&self) -> Option<IriRef<MownStr>> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn iri(&self) -> Option<IriRef<MownStr<'_>>> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn bnode_id(&self) -> Option<BnodeId<MownStr>> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn bnode_id(&self) -> Option<BnodeId<MownStr<'_>>> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:45:21
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn lexical_form(&self) -> Option<MownStr> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn lexical_form(&self) -> Option<MownStr<'_>> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn datatype(&self) -> Option<IriRef<MownStr>> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn datatype(&self) -> Option<IriRef<MownStr<'_>>> {
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn language_tag(&self) -> Option<LanguageTag<MownStr>> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn language_tag(&self) -> Option<LanguageTag<MownStr<'_>>> {
[INFO] [stdout]    |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn variable(&self) -> Option<VarName<MownStr>> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn variable(&self) -> Option<VarName<MownStr<'_>>> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.33s
[INFO] running `Command { std: "docker" "inspect" "7e0a6394a3f308b36ea7f86854ab3f1e7948476b76d0ece54af3fb887a9ae5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e0a6394a3f308b36ea7f86854ab3f1e7948476b76d0ece54af3fb887a9ae5da", kill_on_drop: false }`
[INFO] [stdout] 7e0a6394a3f308b36ea7f86854ab3f1e7948476b76d0ece54af3fb887a9ae5da
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43b3f5507c22e05ba0a748e9e7d23889afe04e944555575290ad9ca294824740
[INFO] running `Command { std: "docker" "start" "-a" "43b3f5507c22e05ba0a748e9e7d23889afe04e944555575290ad9ca294824740", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dataset.rs:94:35
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn prepare_dataset<D: Dataset>(d: &D) -> Result<PreparedDataset<D>, D::Error> {
[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] 94 | fn prepare_dataset<D: Dataset>(d: &D) -> Result<PreparedDataset<'_, D>, D::Error> {
[INFO] [stdout]    |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn iri(&self) -> Option<IriRef<MownStr>> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn iri(&self) -> Option<IriRef<MownStr<'_>>> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn bnode_id(&self) -> Option<BnodeId<MownStr>> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn bnode_id(&self) -> Option<BnodeId<MownStr<'_>>> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:45:21
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn lexical_form(&self) -> Option<MownStr> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn lexical_form(&self) -> Option<MownStr<'_>> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn datatype(&self) -> Option<IriRef<MownStr>> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn datatype(&self) -> Option<IriRef<MownStr<'_>>> {
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn language_tag(&self) -> Option<LanguageTag<MownStr>> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn language_tag(&self) -> Option<LanguageTag<MownStr<'_>>> {
[INFO] [stdout]    |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn variable(&self) -> Option<VarName<MownStr>> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn variable(&self) -> Option<VarName<MownStr<'_>>> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sophia_isomorphism v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dataset.rs:94:35
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn prepare_dataset<D: Dataset>(d: &D) -> Result<PreparedDataset<D>, D::Error> {
[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] 94 | fn prepare_dataset<D: Dataset>(d: &D) -> Result<PreparedDataset<'_, D>, D::Error> {
[INFO] [stdout]    |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn iri(&self) -> Option<IriRef<MownStr>> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn iri(&self) -> Option<IriRef<MownStr<'_>>> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn bnode_id(&self) -> Option<BnodeId<MownStr>> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn bnode_id(&self) -> Option<BnodeId<MownStr<'_>>> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:45:21
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn lexical_form(&self) -> Option<MownStr> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn lexical_form(&self) -> Option<MownStr<'_>> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn datatype(&self) -> Option<IriRef<MownStr>> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn datatype(&self) -> Option<IriRef<MownStr<'_>>> {
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn language_tag(&self) -> Option<LanguageTag<MownStr>> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn language_tag(&self) -> Option<LanguageTag<MownStr<'_>>> {
[INFO] [stdout]    |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iso_term.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn variable(&self) -> Option<VarName<MownStr>> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn variable(&self) -> Option<VarName<MownStr<'_>>> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/test.rs:380:21
[INFO] [stdout]     |
[INFO] [stdout] 380 |     fn language_tag(&self) -> Option<sophia_api::term::LanguageTag<MownStr>> {
[INFO] [stdout]     |                     ^^^^^ the lifetime is elided here              ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 380 |     fn language_tag(&self) -> Option<sophia_api::term::LanguageTag<MownStr<'_>>> {
[INFO] [stdout]     |                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "43b3f5507c22e05ba0a748e9e7d23889afe04e944555575290ad9ca294824740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43b3f5507c22e05ba0a748e9e7d23889afe04e944555575290ad9ca294824740", kill_on_drop: false }`
[INFO] [stdout] 43b3f5507c22e05ba0a748e9e7d23889afe04e944555575290ad9ca294824740
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 49db95d93a855c3daf1a5561f37ff0262dabe841790f5d51a30aac43ccbc397d
[INFO] running `Command { std: "docker" "start" "-a" "49db95d93a855c3daf1a5561f37ff0262dabe841790f5d51a30aac43ccbc397d", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/dataset.rs:94:35
[INFO] [stderr]    |
[INFO] [stderr] 94 | fn prepare_dataset<D: Dataset>(d: &D) -> Result<PreparedDataset<D>, D::Error> {
[INFO] [stderr]    |                                   ^^            ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                                   |
[INFO] [stderr]    |                                   the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 94 | fn prepare_dataset<D: Dataset>(d: &D) -> Result<PreparedDataset<'_, D>, D::Error> {
[INFO] [stderr]    |                                                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/iso_term.rs:39:12
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn iri(&self) -> Option<IriRef<MownStr>> {
[INFO] [stderr]    |            ^^^^^                   ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |            |
[INFO] [stderr]    |            the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn iri(&self) -> Option<IriRef<MownStr<'_>>> {
[INFO] [stderr]    |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/iso_term.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn bnode_id(&self) -> Option<BnodeId<MownStr>> {
[INFO] [stderr]    |                 ^^^^^                    ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn bnode_id(&self) -> Option<BnodeId<MownStr<'_>>> {
[INFO] [stderr]    |                                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/iso_term.rs:45:21
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn lexical_form(&self) -> Option<MownStr> {
[INFO] [stderr]    |                     ^^^^^            ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn lexical_form(&self) -> Option<MownStr<'_>> {
[INFO] [stderr]    |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/iso_term.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn datatype(&self) -> Option<IriRef<MownStr>> {
[INFO] [stderr]    |                 ^^^^^                   ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn datatype(&self) -> Option<IriRef<MownStr<'_>>> {
[INFO] [stderr]    |                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/iso_term.rs:51:21
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn language_tag(&self) -> Option<LanguageTag<MownStr>> {
[INFO] [stderr]    |                     ^^^^^                        ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn language_tag(&self) -> Option<LanguageTag<MownStr<'_>>> {
[INFO] [stderr]    |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/iso_term.rs:54:17
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn variable(&self) -> Option<VarName<MownStr>> {
[INFO] [stderr]    |                 ^^^^^                    ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn variable(&self) -> Option<VarName<MownStr<'_>>> {
[INFO] [stderr]    |                                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/test.rs:380:21
[INFO] [stderr]     |
[INFO] [stderr] 380 |     fn language_tag(&self) -> Option<sophia_api::term::LanguageTag<MownStr>> {
[INFO] [stderr]     |                     ^^^^^ the lifetime is elided here              ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 380 |     fn language_tag(&self) -> Option<sophia_api::term::LanguageTag<MownStr<'_>>> {
[INFO] [stderr]     |                                                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `sophia_isomorphism` (lib) generated 7 warnings (run `cargo fix --lib -p sophia_isomorphism` to apply 7 suggestions)
[INFO] [stderr] warning: `sophia_isomorphism` (lib test) generated 8 warnings (7 duplicates) (run `cargo fix --lib -p sophia_isomorphism --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sophia_isomorphism-28f450952af277f1)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test test::cycle_pathological ... ignored, currently not supported
[INFO] [stdout] test test::quoted_triple ... ok
[INFO] [stdout] test test::predicate_and_gname ... ok
[INFO] [stdout] test test::cycle_almost_pathological ... ok
[INFO] [stdout] test test::simple ... ok
[INFO] [stdout] test test::my_term ... ok
[INFO] [stdout] test test::cycle_long ... ok
[INFO] [stdout] test test::tree ... ok
[INFO] [stdout] test test::chain ... ok
[INFO] [stdout] test test::clique ... ok
[INFO] [stdout] test test::cycle2 ... ok
[INFO] [stdout] test test::no_bnode_quoted_triple ... ok
[INFO] [stdout] test test::no_bnode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sophia_isomorphism
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "49db95d93a855c3daf1a5561f37ff0262dabe841790f5d51a30aac43ccbc397d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49db95d93a855c3daf1a5561f37ff0262dabe841790f5d51a30aac43ccbc397d", kill_on_drop: false }`
[INFO] [stdout] 49db95d93a855c3daf1a5561f37ff0262dabe841790f5d51a30aac43ccbc397d
