[INFO] fetching crate pretty_rdf 0.1.0...
[INFO] testing pretty_rdf-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate pretty_rdf 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate pretty_rdf 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pretty_rdf 0.1.0
[INFO] finished tweaking crates.io crate pretty_rdf 0.1.0
[INFO] tweaked toml for crates.io crate pretty_rdf 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 095e94789c746de788388faba822b46497fe2404e74a2a0e07d949727f8e70f4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "095e94789c746de788388faba822b46497fe2404e74a2a0e07d949727f8e70f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "095e94789c746de788388faba822b46497fe2404e74a2a0e07d949727f8e70f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "095e94789c746de788388faba822b46497fe2404e74a2a0e07d949727f8e70f4", kill_on_drop: false }`
[INFO] [stdout] 095e94789c746de788388faba822b46497fe2404e74a2a0e07d949727f8e70f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2d5fb6754aa97af6898853d79e9c713cb4ab096e4df59aec611b6ac8cfe50741
[INFO] running `Command { std: "docker" "start" "-a" "2d5fb6754aa97af6898853d79e9c713cb4ab096e4df59aec611b6ac8cfe50741", kill_on_drop: false }`
[INFO] [stderr]    Compiling rio_api v0.5.3
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling quick-xml v0.21.0
[INFO] [stderr]    Compiling pretty_rdf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:785:9
[INFO] [stdout]     |
[INFO] [stdout] 785 | /         &self.v.make_contiguous()
[INFO] [stdout] 786 | |             .sort_by(
[INFO] [stdout] 787 | |                 |a, b| {
[INFO] [stdout] 788 | |                     match (a, b) {
[INFO] [stdout] ...   |
[INFO] [stdout] 821 | |                 }
[INFO] [stdout] 822 | |             );
[INFO] [stdout]     | |_____________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 785 |         let _ = &self.v.make_contiguous()
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:850:21
[INFO] [stdout]     |
[INFO] [stdout] 850 |                     &self.by_sub.insert(n.clone(), v.clone());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 850 |                     let _ = &self.by_sub.insert(n.clone(), v.clone());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]     --> src/lib.rs:1280:9
[INFO] [stdout]      |
[INFO] [stdout] 1280 |         &self.1.push(triple);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]      |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1280 |         let _ = &self.1.push(triple);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.41s
[INFO] running `Command { std: "docker" "inspect" "2d5fb6754aa97af6898853d79e9c713cb4ab096e4df59aec611b6ac8cfe50741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d5fb6754aa97af6898853d79e9c713cb4ab096e4df59aec611b6ac8cfe50741", kill_on_drop: false }`
[INFO] [stdout] 2d5fb6754aa97af6898853d79e9c713cb4ab096e4df59aec611b6ac8cfe50741
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcf047c4e6a2816bc7c8f48b56a660c719980fa9114555eef342a38c656f1d6d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bcf047c4e6a2816bc7c8f48b56a660c719980fa9114555eef342a38c656f1d6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling oxiri v0.1.1
[INFO] [stderr]    Compiling oxilangtag v0.1.2
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:785:9
[INFO] [stdout]     |
[INFO] [stdout] 785 | /         &self.v.make_contiguous()
[INFO] [stdout] 786 | |             .sort_by(
[INFO] [stdout] 787 | |                 |a, b| {
[INFO] [stdout] 788 | |                     match (a, b) {
[INFO] [stdout] ...   |
[INFO] [stdout] 821 | |                 }
[INFO] [stdout] 822 | |             );
[INFO] [stdout]     | |_____________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 785 |         let _ = &self.v.make_contiguous()
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:850:21
[INFO] [stdout]     |
[INFO] [stdout] 850 |                     &self.by_sub.insert(n.clone(), v.clone());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 850 |                     let _ = &self.by_sub.insert(n.clone(), v.clone());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]     --> src/lib.rs:1280:9
[INFO] [stdout]      |
[INFO] [stdout] 1280 |         &self.1.push(triple);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]      |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1280 |         let _ = &self.1.push(triple);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rio_turtle v0.5.3
[INFO] [stderr]    Compiling pretty_rdf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:785:9
[INFO] [stdout]     |
[INFO] [stdout] 785 | /         &self.v.make_contiguous()
[INFO] [stdout] 786 | |             .sort_by(
[INFO] [stdout] 787 | |                 |a, b| {
[INFO] [stdout] 788 | |                     match (a, b) {
[INFO] [stdout] ...   |
[INFO] [stdout] 821 | |                 }
[INFO] [stdout] 822 | |             );
[INFO] [stdout]     | |_____________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 785 |         let _ = &self.v.make_contiguous()
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:850:21
[INFO] [stdout]     |
[INFO] [stdout] 850 |                     &self.by_sub.insert(n.clone(), v.clone());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 850 |                     let _ = &self.by_sub.insert(n.clone(), v.clone());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]     --> src/lib.rs:1280:9
[INFO] [stdout]      |
[INFO] [stdout] 1280 |         &self.1.push(triple);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]      |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1280 |         let _ = &self.1.push(triple);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.91s
[INFO] running `Command { std: "docker" "inspect" "bcf047c4e6a2816bc7c8f48b56a660c719980fa9114555eef342a38c656f1d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcf047c4e6a2816bc7c8f48b56a660c719980fa9114555eef342a38c656f1d6d", kill_on_drop: false }`
[INFO] [stdout] bcf047c4e6a2816bc7c8f48b56a660c719980fa9114555eef342a38c656f1d6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f5822c6d1395a1a22c2852601996e457c2f5cbb9ebbdccae51318b3744cf2fe4
[INFO] running `Command { std: "docker" "start" "-a" "f5822c6d1395a1a22c2852601996e457c2f5cbb9ebbdccae51318b3744cf2fe4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stdout] running 9 tests
[INFO] [stderr]    --> src/lib.rs:785:9
[INFO] [stdout] test test::chunk_hello_world ... ok
[INFO] [stderr]     |
[INFO] [stdout] test test::example19_collections ... ok
[INFO] [stderr] 785 | /         &self.v.make_contiguous()
[INFO] [stdout] test test::example14_typed_nodes ... ok
[INFO] [stderr] 786 | |             .sort_by(
[INFO] [stderr] 787 | |                 |a, b| {
[INFO] [stderr] 788 | |                     match (a, b) {
[INFO] [stderr] ...   |
[INFO] [stderr] 821 | |                 }
[INFO] [stderr] 822 | |             );
[INFO] [stderr]     | |_____________^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 785 |         let _ = &self.v.make_contiguous()
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/lib.rs:850:21
[INFO] [stderr]     |
[INFO] [stderr] 850 |                     &self.by_sub.insert(n.clone(), v.clone());
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 850 |                     let _ = &self.by_sub.insert(n.clone(), v.clone());
[INFO] [stderr]     |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]     --> src/lib.rs:1280:9
[INFO] [stderr]      |
[INFO] [stderr] 1280 |         &self.1.push(triple);
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]      |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]      |
[INFO] [stderr] 1280 |         let _ = &self.1.push(triple);
[INFO] [stderr]      |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `pretty_rdf` (lib) generated 3 warnings
[INFO] [stderr] warning: `pretty_rdf` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pretty_rdf-40d6bfc7b18020fd)
[INFO] [stdout] test test::multi_chunk_sort ... ok
[INFO] [stdout] test test::example4_single_triple ... ok
[INFO] [stdout] test test::simple_chunk ... ok
[INFO] [stdout] test test::multi_chunk_sort_stable ... ok
[INFO] [stdout] test test::multi_chunk ... ok
[INFO] [stdout] test test::example4_multiple_property_elements ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pretty_rdf
[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" "f5822c6d1395a1a22c2852601996e457c2f5cbb9ebbdccae51318b3744cf2fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5822c6d1395a1a22c2852601996e457c2f5cbb9ebbdccae51318b3744cf2fe4", kill_on_drop: false }`
[INFO] [stdout] f5822c6d1395a1a22c2852601996e457c2f5cbb9ebbdccae51318b3744cf2fe4