[INFO] fetching crate stroka 1.0.0-beta.5...
[INFO] testing stroka-1.0.0-beta.5 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate stroka 1.0.0-beta.5 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate stroka 1.0.0-beta.5
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate stroka 1.0.0-beta.5
[INFO] tweaked toml for crates.io crate stroka 1.0.0-beta.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stroka 1.0.0-beta.5 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding str-buf v3.0.3 (available: v4.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded str-buf v3.0.3
[INFO] [stderr]   Downloaded minivec v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20aa63a144ef3cdef580afce05eab8df52326d60e18f006911ae80c95069f383
[INFO] running `Command { std: "docker" "start" "-a" "20aa63a144ef3cdef580afce05eab8df52326d60e18f006911ae80c95069f383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20aa63a144ef3cdef580afce05eab8df52326d60e18f006911ae80c95069f383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20aa63a144ef3cdef580afce05eab8df52326d60e18f006911ae80c95069f383", kill_on_drop: false }`
[INFO] [stdout] 20aa63a144ef3cdef580afce05eab8df52326d60e18f006911ae80c95069f383
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ee13d0d5fc471d1a93d4045fd3d857c349a6d468f02d1ca933210249f7aeb46
[INFO] running `Command { std: "docker" "start" "-a" "1ee13d0d5fc471d1a93d4045fd3d857c349a6d468f02d1ca933210249f7aeb46", kill_on_drop: false }`
[INFO] [stderr]    Compiling minivec v0.5.0
[INFO] [stderr]    Compiling str-buf v3.0.3
[INFO] [stderr]    Compiling stroka v1.0.0-beta.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/lib.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![cfg_attr(feature = "cargo-clippy", allow(clippy::style))]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `serde` and `std`
[INFO] [stdout]    = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "1ee13d0d5fc471d1a93d4045fd3d857c349a6d468f02d1ca933210249f7aeb46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ee13d0d5fc471d1a93d4045fd3d857c349a6d468f02d1ca933210249f7aeb46", kill_on_drop: false }`
[INFO] [stdout] 1ee13d0d5fc471d1a93d4045fd3d857c349a6d468f02d1ca933210249f7aeb46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afd399a738f4c28be9ad32539d29781d9f02d7ce398a8bc407d39e73465b1bc3
[INFO] running `Command { std: "docker" "start" "-a" "afd399a738f4c28be9ad32539d29781d9f02d7ce398a8bc407d39e73465b1bc3", kill_on_drop: false }`
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/lib.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![cfg_attr(feature = "cargo-clippy", allow(clippy::style))]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `serde` and `std`
[INFO] [stdout]    = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling stroka v1.0.0-beta.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/lib.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![cfg_attr(feature = "cargo-clippy", allow(clippy::style))]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `serde` and `std`
[INFO] [stdout]    = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "afd399a738f4c28be9ad32539d29781d9f02d7ce398a8bc407d39e73465b1bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afd399a738f4c28be9ad32539d29781d9f02d7ce398a8bc407d39e73465b1bc3", kill_on_drop: false }`
[INFO] [stdout] afd399a738f4c28be9ad32539d29781d9f02d7ce398a8bc407d39e73465b1bc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ca71343d83f98eb47fce83d3bd54bc53e54ba76b71fb0e9d9cf99cbac5a48bb7
[INFO] running `Command { std: "docker" "start" "-a" "ca71343d83f98eb47fce83d3bd54bc53e54ba76b71fb0e9d9cf99cbac5a48bb7", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stderr]   --> src/lib.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 | #![cfg_attr(feature = "cargo-clippy", allow(clippy::style))]
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `serde` and `std`
[INFO] [stderr]    = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `stroka` (lib) generated 1 warning
[INFO] [stderr] warning: `stroka` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stroka-99e8575468935878)
[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]      Running tests/mut.rs (/opt/rustwide/target/debug/deps/mut-b888db9dcde3568d)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test should_drain_from_heap_string ... ok
[INFO] [stdout] test should_not_reserve_within_sso_capacity ... ok
[INFO] [stdout] test should_insert_at_any_valid_position ... ok
[INFO] [stdout] test should_have_format_macro ... ok
[INFO] [stdout] test should_push_various_chunks ... ok
[INFO] [stdout] test should_remove_from_heap_string ... ok
[INFO] [stdout] test should_remove_from_sso_string ... ok
[INFO] [stdout] test should_remove_range_within_heap_string ... ok
[INFO] [stdout] test should_remove_range_within_sso_string ... ok
[INFO] [stdout] test should_drain_from_sso_string ... ok
[INFO] [stdout] test should_replace_range_within_sso_string ... ok
[INFO] [stdout] test should_replace_range_within_heap_string ... ok
[INFO] [stdout] test should_retain_within_sso ... ok
[INFO] [stdout] test should_panic_on_insert_outside_of_bound - should panic ... ok
[INFO] [stdout] test should_panic_on_non_char_bound_remove_from_heap_string - should panic ... ok
[INFO] [stdout] test should_panic_on_non_char_bound_remove_from_sso_string - should panic ... ok
[INFO] [stdout] test should_panic_on_remove_from_outside_of_sso_string - should panic ... ok
[INFO] [stdout] test should_panic_on_reverse_replace_range - should panic ... ok
[INFO] [stdout] test should_panic_on_remove_from_outside_of_heap_string - should panic ... ok
[INFO] [stdout] test should_retain_within_heap ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/size.rs (/opt/rustwide/target/debug/deps/size-53fcb3d092c0b968)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test should_become_heap_allocated_on_buffer_overflow ... ok
[INFO] [stdout] test should_clear_heap_string ... ok
[INFO] [stdout] test should_clear_sso_string ... ok
[INFO] [stdout] test should_create_non_heap_within_sso_capacity ... ok
[INFO] [stdout] test should_create_not_reserve_heap_within_sso_capacity ... ok
[INFO] [stdout] test should_not_truncate_above_heap_string_len ... ok
[INFO] [stdout] test should_shrink_heap_capacity ... ok
[INFO] [stdout] test should_have_size_of_2_words ... ok
[INFO] [stdout] test should_truncate_heap_string ... ok
[INFO] [stdout] test should_truncate_sso_string ... ok
[INFO] [stdout] test should_not_truncate_above_sso_string_len ... ok
[INFO] [stdout] test should_create_sso_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/str.rs (/opt/rustwide/target/debug/deps/str-7a7e1ff968262fad)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test should_make_lowercase ... ok
[INFO] [stdout] test should_make_uppercase ... ok
[INFO] [stdout] test should_repeat ... ok
[INFO] [stdout] test should_panic_on_repeat_overflow - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/utf16.rs (/opt/rustwide/target/debug/deps/utf16-73077423232778ed)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test should_fail_from_invalid_utf16 ... ok
[INFO] [stdout] test should_convert_from_utf16 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stroka
[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" "ca71343d83f98eb47fce83d3bd54bc53e54ba76b71fb0e9d9cf99cbac5a48bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca71343d83f98eb47fce83d3bd54bc53e54ba76b71fb0e9d9cf99cbac5a48bb7", kill_on_drop: false }`
[INFO] [stdout] ca71343d83f98eb47fce83d3bd54bc53e54ba76b71fb0e9d9cf99cbac5a48bb7