[INFO] fetching crate galil-seiferas 0.1.5...
[INFO] testing galil-seiferas-0.1.5 against 1.54.0 for beta-1.55-1
[INFO] extracting crate galil-seiferas 0.1.5 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate galil-seiferas 0.1.5 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate galil-seiferas 0.1.5
[INFO] finished tweaking crates.io crate galil-seiferas 0.1.5
[INFO] tweaked toml for crates.io crate galil-seiferas 0.1.5 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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 macro-attr v0.2.0
[INFO] [stderr]   Downloaded odds v0.3.1
[INFO] [stderr]   Downloaded defmac v0.1.3
[INFO] [stderr]   Downloaded quickcheck v0.4.1
[INFO] [stderr]   Downloaded rawslice v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4d94a681678c0553942ee5edbabb7bdc274174aa36e189ee655cfa6a704a121
[INFO] running `Command { std: "docker" "start" "-a" "a4d94a681678c0553942ee5edbabb7bdc274174aa36e189ee655cfa6a704a121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4d94a681678c0553942ee5edbabb7bdc274174aa36e189ee655cfa6a704a121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d94a681678c0553942ee5edbabb7bdc274174aa36e189ee655cfa6a704a121", kill_on_drop: false }`
[INFO] [stdout] a4d94a681678c0553942ee5edbabb7bdc274174aa36e189ee655cfa6a704a121
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aef5e89aabf66937b20f3b8dbe329c9ef9831be6a4442d753dae15c2b747ef2f
[INFO] running `Command { std: "docker" "start" "-a" "aef5e89aabf66937b20f3b8dbe329c9ef9831be6a4442d753dae15c2b747ef2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unchecked-index v0.2.2
[INFO] [stderr]    Compiling defmac v0.1.3
[INFO] [stderr]    Compiling galil-seiferas v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lib.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | / /// Macro for debug-checked and release-unchecked indexing and slicing.
[INFO] [stdout] 55 | | /// This removes bounds checks in some critial inner loops, where it has
[INFO] [stdout] 56 | | /// a measurable impact.
[INFO] [stdout]    | |_-----------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "aef5e89aabf66937b20f3b8dbe329c9ef9831be6a4442d753dae15c2b747ef2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aef5e89aabf66937b20f3b8dbe329c9ef9831be6a4442d753dae15c2b747ef2f", kill_on_drop: false }`
[INFO] [stdout] aef5e89aabf66937b20f3b8dbe329c9ef9831be6a4442d753dae15c2b747ef2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb9f4c67014db8e460b2e0d67b6c034c2a7bee797e85bbf1dd557946c83eac87
[INFO] running `Command { std: "docker" "start" "-a" "fb9f4c67014db8e460b2e0d67b6c034c2a7bee797e85bbf1dd557946c83eac87", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling macro-attr v0.2.0
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lib.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | / /// Macro for debug-checked and release-unchecked indexing and slicing.
[INFO] [stdout] 55 | | /// This removes bounds checks in some critial inner loops, where it has
[INFO] [stdout] 56 | | /// a measurable impact.
[INFO] [stdout]    | |_-----------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rawslice v0.1.1
[INFO] [stderr]    Compiling odds v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling quickcheck v0.4.1
[INFO] [stderr]    Compiling galil-seiferas v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lib.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | / /// Macro for debug-checked and release-unchecked indexing and slicing.
[INFO] [stdout] 55 | | /// This removes bounds checks in some critial inner loops, where it has
[INFO] [stdout] 56 | | /// a measurable impact.
[INFO] [stdout]    | |_-----------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> tests/quick.rs:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | /// Text from an alphabet of only two letters
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> tests/quick.rs:90:1
[INFO] [stdout]    |
[INFO] [stdout] 90 | / /// Fibonacci word or composed thereof
[INFO] [stdout] 91 | | ///
[INFO] [stdout] 92 | | /// S0 = 0
[INFO] [stdout] 93 | | /// S1 = 01
[INFO] [stdout] 94 | | /// Sn = Sn-1 Sn-2
[INFO] [stdout]    | |_-----------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/quick.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_use] extern crate quickcheck;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/quick.rs:37:29
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn shrink(&self) -> Box<Iterator<Item=Self>> {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Self>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/quick.rs:62:29
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn shrink(&self) -> Box<Iterator<Item=Self>> {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Self>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/quick.rs:85:29
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn shrink(&self) -> Box<Iterator<Item=Self>> {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Self>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/quick.rs:173:29
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn shrink(&self) -> Box<Iterator<Item=Self>> {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Self>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 9.90s
[INFO] running `Command { std: "docker" "inspect" "fb9f4c67014db8e460b2e0d67b6c034c2a7bee797e85bbf1dd557946c83eac87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9f4c67014db8e460b2e0d67b6c034c2a7bee797e85bbf1dd557946c83eac87", kill_on_drop: false }`
[INFO] [stdout] fb9f4c67014db8e460b2e0d67b6c034c2a7bee797e85bbf1dd557946c83eac87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4464eae2c1affe48c74ca385e4285b828ff566fbadc6f881c6fc2cfb4e0fd232
[INFO] running `Command { std: "docker" "start" "-a" "4464eae2c1affe48c74ca385e4285b828ff566fbadc6f881c6fc2cfb4e0fd232", kill_on_drop: false }`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lib.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | / /// Macro for debug-checked and release-unchecked indexing and slicing.
[INFO] [stderr] 55 | | /// This removes bounds checks in some critial inner loops, where it has
[INFO] [stderr] 56 | | /// a measurable impact.
[INFO] [stderr]    | |_-----------------------^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lib.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | / /// Macro for debug-checked and release-unchecked indexing and slicing.
[INFO] [stderr] 55 | | /// This removes bounds checks in some critial inner loops, where it has
[INFO] [stderr] 56 | | /// a measurable impact.
[INFO] [stderr]    | |_-----------------------^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> tests/quick.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | /// Text from an alphabet of only two letters
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> tests/quick.rs:90:1
[INFO] [stderr]    |
[INFO] [stderr] 90 | / /// Fibonacci word or composed thereof
[INFO] [stderr] 91 | | ///
[INFO] [stderr] 92 | | /// S0 = 0
[INFO] [stderr] 93 | | /// S1 = 01
[INFO] [stderr] 94 | | /// Sn = Sn-1 Sn-2
[INFO] [stderr]    | |_-----------------^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/quick.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use] extern crate quickcheck;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/quick.rs:37:29
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn shrink(&self) -> Box<Iterator<Item=Self>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Self>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/quick.rs:62:29
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn shrink(&self) -> Box<Iterator<Item=Self>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Self>`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/quick.rs:85:29
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn shrink(&self) -> Box<Iterator<Item=Self>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Self>`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/quick.rs:173:29
[INFO] [stderr]     |
[INFO] [stderr] 173 |     fn shrink(&self) -> Box<Iterator<Item=Self>> {
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Self>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.44s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/galil_seiferas-48767b5008a1ef47)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test test_decompose ... ok
[INFO] [stdout] test test_decompose_period_1 ... ok
[INFO] [stdout] test test_find_fuzz_2 ... ok
[INFO] [stdout] test test_has_prefix ... ok
[INFO] [stdout] test test_gs_find_vs_str_find ... ok
[INFO] [stdout] test test_decompose_period_2 ... ok
[INFO] [stdout] test test_gs_find2 ... ok
[INFO] [stdout] test test_hrp_length ... ok
[INFO] [stdout] test test_longest_common_prefix_from ... ok
[INFO] [stdout] test test_util::test_brute_force_search ... ok
[INFO] [stdout] test test_hrp_1 ... ok
[INFO] [stdout] test test_find_period ... ok
[INFO] [stdout] test test_decompose_2 ... ok
[INFO] [stdout] test test_hrp_2 ... ok
[INFO] [stdout] test test_find_fuzz_1 ... ok
[INFO] [stdout] test test_hrp_fuzz_1 ... ok
[INFO] [stdout] test test_has_prefix_oob - should panic ... ok
[INFO] [stderr]      Running tests/quick.rs (/opt/rustwide/target/debug/deps/quick-a3c10d0cd8f3b03f)
[INFO] [stdout] test test_decompose_period_mega ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test generate_dict_fibwords ... ignored
[INFO] [stdout] test generate_dict_lsys ... ignored
[INFO] [stdout] test test_contains_plus ... ok
[INFO] [stdout] test test_contains ... ok
[INFO] [stdout] test test_fib_word ... ok
[INFO] [stdout] test test_find_regular_str ... ok
[INFO] [stdout] test test_find_period ... ok
[INFO] [stdout] test test_find_longer_simple ... ok
[INFO] [stdout] test test_contains_substrings ... ok
[INFO] [stdout] test test_find_short ... ok
[INFO] [stdout] test test_find_simple_in_fib ... ok
[INFO] [stdout] test test_find_fib_in_simple ... ok
[INFO] [stdout] test test_find_fib_in_fib ... ok
[INFO] [stdout] test test_find_substrings_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 1.92s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests galil-seiferas
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4464eae2c1affe48c74ca385e4285b828ff566fbadc6f881c6fc2cfb4e0fd232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4464eae2c1affe48c74ca385e4285b828ff566fbadc6f881c6fc2cfb4e0fd232", kill_on_drop: false }`
[INFO] [stdout] 4464eae2c1affe48c74ca385e4285b828ff566fbadc6f881c6fc2cfb4e0fd232
