[INFO] crate conllu 0.5.1 is already in cache
[INFO] testing conllu-0.5.1 against 1.45.2 for beta-1.46-1
[INFO] extracting crate conllu 0.5.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate conllu 0.5.1 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conllu 0.5.1
[INFO] finished tweaking crates.io crate conllu 0.5.1
[INFO] tweaked toml for crates.io crate conllu 0.5.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e40a8c275fd395465144e803d29d5c2322a769c1da13950be3fe4b70a364901
[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" "3e40a8c275fd395465144e803d29d5c2322a769c1da13950be3fe4b70a364901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e40a8c275fd395465144e803d29d5c2322a769c1da13950be3fe4b70a364901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e40a8c275fd395465144e803d29d5c2322a769c1da13950be3fe4b70a364901", kill_on_drop: false }`
[INFO] [stdout] 3e40a8c275fd395465144e803d29d5c2322a769c1da13950be3fe4b70a364901
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de576619959ed26dab96554cf4b2ae692cd3960d69ae8fa9150d5ca22788817d
[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" "de576619959ed26dab96554cf4b2ae692cd3960d69ae8fa9150d5ca22788817d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling conllu v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/graph.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |         mem::replace(&mut self.comments, comments.into());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.33s
[INFO] running `Command { std: "docker" "inspect" "de576619959ed26dab96554cf4b2ae692cd3960d69ae8fa9150d5ca22788817d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de576619959ed26dab96554cf4b2ae692cd3960d69ae8fa9150d5ca22788817d", kill_on_drop: false }`
[INFO] [stdout] de576619959ed26dab96554cf4b2ae692cd3960d69ae8fa9150d5ca22788817d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cd7c128654a565d8bc517f95668655d1d01076e0c28a2c627d3f88c4a35e833
[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" "4cd7c128654a565d8bc517f95668655d1d01076e0c28a2c627d3f88c4a35e833", kill_on_drop: false }`
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/graph.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |         mem::replace(&mut self.comments, comments.into());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling conllu v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/graph.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |         mem::replace(&mut self.comments, comments.into());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.36s
[INFO] running `Command { std: "docker" "inspect" "4cd7c128654a565d8bc517f95668655d1d01076e0c28a2c627d3f88c4a35e833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cd7c128654a565d8bc517f95668655d1d01076e0c28a2c627d3f88c4a35e833", kill_on_drop: false }`
[INFO] [stdout] 4cd7c128654a565d8bc517f95668655d1d01076e0c28a2c627d3f88c4a35e833
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef069611eb91687eddce52f320312dc8172188672183554f40daac5960f25b28
[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" "ef069611eb91687eddce52f320312dc8172188672183554f40daac5960f25b28", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/graph.rs:266:9
[INFO] [stderr]     |
[INFO] [stderr] 266 |         mem::replace(&mut self.comments, comments.into());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/graph.rs:266:9
[INFO] [stderr]     |
[INFO] [stderr] 266 |         mem::replace(&mut self.comments, comments.into());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/conllu-88ae18c28c32f44a
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test graph::tests::remove_deprel ... ok
[INFO] [stdout] test graph::tests::dependents ... ok
[INFO] [stdout] test graph::tests::add_deprel ... ok
[INFO] [stdout] test token::tests::features ... ok
[INFO] [stdout] test graph::tests::equality ... ok
[INFO] [stdout] test token::tests::feature_without_value_results_in_error ... ok
[INFO] [stdout] test token::tests::eq_features_is_order_insensitive ... ok
[INFO] [stdout] test token::tests::features_with_colons ... ok
[INFO] [stdout] test graph_algo::tests::bfs_with_depth_test ... ok
[INFO] [stdout] test token::tests::features_from_iter_as_string ... ok
[INFO] [stdout] test io::tests::writer ... ok
[INFO] [stdout] test token::tests::tokens ... ok
[INFO] [stdout] test token::tests::tokens_mut ... ok
[INFO] [stdout] test io::tests::reader ... ok
[INFO] [stdout] test token::tests::parse_empty_features ... ok
[INFO] [stdout] test io::tests::reader_robust ... ok
[INFO] [stdout] test io::tests::reader_marked_empty ... ok
[INFO] [stdout] test proj::tests::non_projective_test ... ok
[INFO] [stdout] test proj::tests::deprojectivize_test ... ok
[INFO] [stdout] test proj::tests::projectivize_test ... ok
[INFO] [stdout] test io::tests::reader_rejects_non_numeric_id ... ok
[INFO] [stdout] test io::tests::reader_rejects_underscore_id ... ok
[INFO] [stdout] test token::tests::features_from_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests conllu
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/io.rs - io::Writer<W>::get_ref (line 251) ... ok
[INFO] [stdout] test src/graph.rs - graph::Sentence::new (line 183) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef069611eb91687eddce52f320312dc8172188672183554f40daac5960f25b28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef069611eb91687eddce52f320312dc8172188672183554f40daac5960f25b28", kill_on_drop: false }`
[INFO] [stdout] ef069611eb91687eddce52f320312dc8172188672183554f40daac5960f25b28