[INFO] fetching crate ultrametric_matrix_tools 0.1.1...
[INFO] testing ultrametric_matrix_tools-0.1.1 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate ultrametric_matrix_tools 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate ultrametric_matrix_tools 0.1.1
[INFO] finished tweaking crates.io crate ultrametric_matrix_tools 0.1.1
[INFO] tweaked toml for crates.io crate ultrametric_matrix_tools 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ultrametric_matrix_tools 0.1.1 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ultrametric_matrix_tools 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
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[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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f885a5fca3c2012ee628b18ee775ea251a5a324da1cc7e3e5e1bae0ceb5995a
[INFO] running `Command { std: "docker" "start" "-a" "6f885a5fca3c2012ee628b18ee775ea251a5a324da1cc7e3e5e1bae0ceb5995a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f885a5fca3c2012ee628b18ee775ea251a5a324da1cc7e3e5e1bae0ceb5995a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f885a5fca3c2012ee628b18ee775ea251a5a324da1cc7e3e5e1bae0ceb5995a", kill_on_drop: false }`
[INFO] [stdout] 6f885a5fca3c2012ee628b18ee775ea251a5a324da1cc7e3e5e1bae0ceb5995a
[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=forbid" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7054144b09a50f81fcbc0bdf309db3285b27dd821eaab2bab97493190cab761a
[INFO] running `Command { std: "docker" "start" "-a" "7054144b09a50f81fcbc0bdf309db3285b27dd821eaab2bab97493190cab761a", kill_on_drop: false }`
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[INFO] [stderr]    Compiling ultrametric_matrix_tools v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.43s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "7054144b09a50f81fcbc0bdf309db3285b27dd821eaab2bab97493190cab761a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7054144b09a50f81fcbc0bdf309db3285b27dd821eaab2bab97493190cab761a", kill_on_drop: false }`
[INFO] [stdout] 7054144b09a50f81fcbc0bdf309db3285b27dd821eaab2bab97493190cab761a
[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=forbid" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea5d0046aed6331138988e4d687ecd98ee1ffb982fa3b4addb49d848854dd390
[INFO] running `Command { std: "docker" "start" "-a" "ea5d0046aed6331138988e4d687ecd98ee1ffb982fa3b4addb49d848854dd390", kill_on_drop: false }`
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[INFO] [stderr]    Compiling ultrametric_matrix_tools v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 18.92s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5, nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "ea5d0046aed6331138988e4d687ecd98ee1ffb982fa3b4addb49d848854dd390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea5d0046aed6331138988e4d687ecd98ee1ffb982fa3b4addb49d848854dd390", kill_on_drop: false }`
[INFO] [stdout] ea5d0046aed6331138988e4d687ecd98ee1ffb982fa3b4addb49d848854dd390
[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=forbid" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f0400bdc25fc334b37198df3cc5007a9d4ef4b259bc1b3efd97b3251e7197d2
[INFO] running `Command { std: "docker" "start" "-a" "5f0400bdc25fc334b37198df3cc5007a9d4ef4b259bc1b3efd97b3251e7197d2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5, nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ultrametric_matrix_tools-f0b2ddd9d6f2232e)
[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] [stderr]    Doc-tests ultrametric_matrix_tools
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/ultrametric_tree.rs - ultrametric_tree::UltrametricTree::get (line 386) ... FAILED
[INFO] [stdout] test src/ultrametric_tree.rs - ultrametric_tree::UltrametricTree::get_permutation_matrix (line 290) ... ok
[INFO] [stdout] test src/utils.rs - utils::random_special_ultrametric_matrix (line 186) ... ok
[INFO] [stdout] test src/utils.rs - utils::random_ultrametric_matrix (line 149) ... ok
[INFO] [stdout] test src/utils.rs - utils::is_ultrametric (line 60) ... ok
[INFO] [stdout] test src/ultrametric_tree.rs - ultrametric_tree::UltrametricTree::from_matrix (line 84) ... ok
[INFO] [stdout] test src/ultrametric_tree.rs - ultrametric_tree::UltrametricTree::to_matrix (line 192) ... ok
[INFO] [stdout] test src/ultrametric_tree.rs - ultrametric_tree::UltrametricTree::mult (line 243) ... ok
[INFO] [stdout] test src/ultrametric_tree.rs - ultrametric_tree::UltrametricTree::from_matrix_approx (line 137) ... ok
[INFO] [stdout] test src/ultrametric_tree.rs - ultrametric_tree::UltrametricTree::prune_tree (line 439) ... ok
[INFO] [stdout] test src/ultrametric_tree.rs - ultrametric_tree::UltrametricTree::print_tree (line 479) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/ultrametric_tree.rs - ultrametric_tree::UltrametricTree::get (line 386) stdout ----
[INFO] [stdout] error[E0614]: type `Option<f64>` cannot be dereferenced
[INFO] [stdout]    --> src/ultrametric_tree.rs:392:12
[INFO] [stdout]     |
[INFO] [stdout] 392 | assert_eq!(*tree.get(0, 2), Some(3.0));
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ can't be dereferenced
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0614`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/ultrametric_tree.rs - ultrametric_tree::UltrametricTree::get (line 386)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 10 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.66s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "5f0400bdc25fc334b37198df3cc5007a9d4ef4b259bc1b3efd97b3251e7197d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f0400bdc25fc334b37198df3cc5007a9d4ef4b259bc1b3efd97b3251e7197d2", kill_on_drop: false }`
[INFO] [stdout] 5f0400bdc25fc334b37198df3cc5007a9d4ef4b259bc1b3efd97b3251e7197d2
