[INFO] fetching crate flexstr 0.11.7...
[INFO] testing flexstr-0.11.7 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate flexstr 0.11.7 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate flexstr 0.11.7
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate flexstr 0.11.7
[INFO] tweaked toml for crates.io crate flexstr 0.11.7 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flexstr 0.11.7 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate flexstr 0.11.7 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62b574c4e17ca40cee71a659edac74088172c0c7ea24c6bd02348d639483cd01
[INFO] running `Command { std: "docker" "start" "-a" "62b574c4e17ca40cee71a659edac74088172c0c7ea24c6bd02348d639483cd01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62b574c4e17ca40cee71a659edac74088172c0c7ea24c6bd02348d639483cd01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62b574c4e17ca40cee71a659edac74088172c0c7ea24c6bd02348d639483cd01", kill_on_drop: false }`
[INFO] [stdout] 62b574c4e17ca40cee71a659edac74088172c0c7ea24c6bd02348d639483cd01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91f79f45a4987dc0a9124ee08ea27587b724027417725eeaed6fd7b85385c556
[INFO] running `Command { std: "docker" "start" "-a" "91f79f45a4987dc0a9124ee08ea27587b724027417725eeaed6fd7b85385c556", kill_on_drop: false }`
[INFO] [stderr]    Compiling flexstr_support v0.1.4
[INFO] [stderr]    Compiling inline_flexstr v0.1.9
[INFO] [stderr]    Compiling flexstr v0.11.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "91f79f45a4987dc0a9124ee08ea27587b724027417725eeaed6fd7b85385c556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91f79f45a4987dc0a9124ee08ea27587b724027417725eeaed6fd7b85385c556", kill_on_drop: false }`
[INFO] [stdout] 91f79f45a4987dc0a9124ee08ea27587b724027417725eeaed6fd7b85385c556
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ebdaa9e954498ffea90d67c0f1cbb21c67985c9aa0b18824361373bd1dcaccd
[INFO] running `Command { std: "docker" "start" "-a" "5ebdaa9e954498ffea90d67c0f1cbb21c67985c9aa0b18824361373bd1dcaccd", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling flexstr v0.11.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.64s
[INFO] running `Command { std: "docker" "inspect" "5ebdaa9e954498ffea90d67c0f1cbb21c67985c9aa0b18824361373bd1dcaccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ebdaa9e954498ffea90d67c0f1cbb21c67985c9aa0b18824361373bd1dcaccd", kill_on_drop: false }`
[INFO] [stdout] 5ebdaa9e954498ffea90d67c0f1cbb21c67985c9aa0b18824361373bd1dcaccd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8fa3b8edbb68a50befc68daf8ffbd361d7f4525d767af25bf9713ccb8ca3026f
[INFO] running `Command { std: "docker" "start" "-a" "8fa3b8edbb68a50befc68daf8ffbd361d7f4525d767af25bf9713ccb8ca3026f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flexstr-87e7c8a88ed2d588)
[INFO] [stderr]      Running tests/test_bytes.rs (/opt/rustwide/target/debug/deps/test_bytes-207bb2352d2271b9)
[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] [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/test_cstr.rs (/opt/rustwide/target/debug/deps/test_cstr-3e3bc68da4701678)
[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/test_osstr.rs (/opt/rustwide/target/debug/deps/test_osstr-48f54bc3c9166617)
[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/test_path.rs (/opt/rustwide/target/debug/deps/test_path-c7e74ec5b471e4c4)
[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/test_str.rs (/opt/rustwide/target/debug/deps/test_str-05a6806f092fe424)
[INFO] [stdout] 
[INFO] [stdout] running 68 tests
[INFO] [stdout] test test_accessors_str ... ok
[INFO] [stdout] test test_as_ref_str_flex_str ... ok
[INFO] [stdout] test test_capacity_boundary_exact_str ... ok
[INFO] [stdout] test test_clone_all_variants_str ... ok
[INFO] [stdout] test test_capacity_boundary_overflow_str ... ok
[INFO] [stdout] test test_clone_variants_str ... ok
[INFO] [stdout] test test_as_str ... ok
[INFO] [stdout] test test_creation_from_borrowed_str ... ok
[INFO] [stdout] test test_comparison_with_owned_str ... ok
[INFO] [stdout] test test_borrow_str ... ok
[INFO] [stdout] test test_comparison_with_ref_str ... ok
[INFO] [stdout] test test_creation_from_boxed_str ... ok
[INFO] [stdout] test test_creation_from_owned_str ... ok
[INFO] [stdout] test test_creation_from_ref_counted_str ... ok
[INFO] [stdout] test test_empty_string_str ... ok
[INFO] [stdout] test test_eq_str ... ok
[INFO] [stdout] test test_creation_from_inline_str ... ok
[INFO] [stdout] test test_display_str ... ok
[INFO] [stdout] test test_from_borrowed_ref_str ... ok
[INFO] [stdout] test test_empty_str ... ok
[INFO] [stdout] test test_from_box_str ... ok
[INFO] [stdout] test test_hash_str ... ok
[INFO] [stdout] test test_from_str_flex_str_success ... ok
[INFO] [stdout] test test_from_cow_str ... ok
[INFO] [stdout] test test_from_inline_flex_str_str ... ok
[INFO] [stdout] test test_index_str ... ok
[INFO] [stdout] test test_from_string ... ok
[INFO] [stdout] test test_into_owned_str ... ok
[INFO] [stdout] test test_into_owned_type_str ... ok
[INFO] [stdout] test test_into_local_str ... ok
[INFO] [stdout] test test_mutation_boxed_str ... ok
[INFO] [stdout] test test_mutation_inlined_str ... ok
[INFO] [stdout] test test_mutation_ref_counted_str ... ok
[INFO] [stdout] test test_optimize_ref_counted_stays_ref_counted ... ok
[INFO] [stdout] test test_optimize_ref_counted_to_inlined ... ok
[INFO] [stdout] test test_optimize_str ... ok
[INFO] [stdout] test test_ord_str ... ok
[INFO] [stdout] test test_partial_eq_str ... ok
[INFO] [stdout] test test_partial_eq_with_owned_types_str ... ok
[INFO] [stdout] test test_partial_ord_str ... ok
[INFO] [stdout] test test_storage_optimization_str ... ok
[INFO] [stdout] test test_special_content_str ... ok
[INFO] [stdout] test test_to_local_str ... ok
[INFO] [stdout] test test_to_owned_str ... ok
[INFO] [stdout] test test_to_owned_type_str ... ok
[INFO] [stdout] test test_to_shared_str ... ok
[INFO] [stdout] test test_to_socket_addrs_str ... ok
[INFO] [stdout] test test_to_string ... ok
[INFO] [stdout] test test_too_long_for_inlining ... ok
[INFO] [stdout] test test_too_long_or_utf8_error_too_long ... ok
[INFO] [stdout] test test_too_long_or_utf8_error_utf8 ... ok
[INFO] [stdout] test test_transition_borrowed_to_inlined_str ... ok
[INFO] [stdout] test test_transition_boxed_to_optimized_str ... ok
[INFO] [stdout] test test_transition_borrowed_to_ref_counted_str ... ok
[INFO] [stdout] test test_transition_inlined_to_ref_counted_str ... ok
[INFO] [stdout] test test_try_from_osstr_str ... ok
[INFO] [stdout] test test_try_from_path_str ... ok
[INFO] [stdout] test test_try_from_too_long_str ... ok
[INFO] [stdout] test test_try_from_vec_bytes_invalid_utf8 ... ok
[INFO] [stdout] test test_try_from_vec_u8_str ... ok
[INFO] [stdout] test test_variant_queries_str ... ok
[INFO] [stdout] test test_various_lengths_str ... ok
[INFO] [stdout] test test_comparison_with_inline_str ... ok
[INFO] [stdout] test test_mutation_borrowed_str ... ok
[INFO] [stdout] test test_try_from_bytes_invalid_utf8 ... ok
[INFO] [stdout] test test_into_shared_str ... ok
[INFO] [stdout] test test_into_string ... ok
[INFO] [stdout] test test_default_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 68 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flexstr
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/../README.md - readme_tests (line 62) ... ignored
[INFO] [stdout] test src/../README.md - readme_tests (line 80) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.69s; merged doctests compilation took 0.68s
[INFO] running `Command { std: "docker" "inspect" "8fa3b8edbb68a50befc68daf8ffbd361d7f4525d767af25bf9713ccb8ca3026f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa3b8edbb68a50befc68daf8ffbd361d7f4525d767af25bf9713ccb8ca3026f", kill_on_drop: false }`
[INFO] [stdout] 8fa3b8edbb68a50befc68daf8ffbd361d7f4525d767af25bf9713ccb8ca3026f