[INFO] fetching crate safe-regex-compiler 0.3.0...
[INFO] testing safe-regex-compiler-0.3.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate safe-regex-compiler 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate safe-regex-compiler 0.3.0
[INFO] finished tweaking crates.io crate safe-regex-compiler 0.3.0
[INFO] tweaked toml for crates.io crate safe-regex-compiler 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate safe-regex-compiler 0.3.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded safe-proc-macro2 v1.0.95
[INFO] [stderr]   Downloaded safe-quote v1.0.40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1fca89455b5196108db0e31e2f760b113bbf4c00a6ecef145764d561f4bdfd6
[INFO] running `Command { std: "docker" "start" "-a" "b1fca89455b5196108db0e31e2f760b113bbf4c00a6ecef145764d561f4bdfd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1fca89455b5196108db0e31e2f760b113bbf4c00a6ecef145764d561f4bdfd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1fca89455b5196108db0e31e2f760b113bbf4c00a6ecef145764d561f4bdfd6", kill_on_drop: false }`
[INFO] [stdout] b1fca89455b5196108db0e31e2f760b113bbf4c00a6ecef145764d561f4bdfd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 07a11d2fc18a55ec2ba3f6a33a6f54e5249a4684bbfab51da0ddc100c1569906
[INFO] running `Command { std: "docker" "start" "-a" "07a11d2fc18a55ec2ba3f6a33a6f54e5249a4684bbfab51da0ddc100c1569906", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe-proc-macro2 v1.0.95
[INFO] [stderr]    Compiling safe-quote v1.0.40
[INFO] [stderr]    Compiling safe-regex-compiler v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "07a11d2fc18a55ec2ba3f6a33a6f54e5249a4684bbfab51da0ddc100c1569906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07a11d2fc18a55ec2ba3f6a33a6f54e5249a4684bbfab51da0ddc100c1569906", kill_on_drop: false }`
[INFO] [stdout] 07a11d2fc18a55ec2ba3f6a33a6f54e5249a4684bbfab51da0ddc100c1569906
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 65d52b8d5c407734796ca9f75238bf2f281bed5f87b5e891848ceeb80dd9f75e
[INFO] running `Command { std: "docker" "start" "-a" "65d52b8d5c407734796ca9f75238bf2f281bed5f87b5e891848ceeb80dd9f75e", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe-regex-compiler v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "65d52b8d5c407734796ca9f75238bf2f281bed5f87b5e891848ceeb80dd9f75e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65d52b8d5c407734796ca9f75238bf2f281bed5f87b5e891848ceeb80dd9f75e", kill_on_drop: false }`
[INFO] [stdout] 65d52b8d5c407734796ca9f75238bf2f281bed5f87b5e891848ceeb80dd9f75e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] b786d0eeff2b757fecbe72188fcf0024595f8940f1630c1bd61ba54eea3dcaee
[INFO] running `Command { std: "docker" "start" "-a" "b786d0eeff2b757fecbe72188fcf0024595f8940f1630c1bd61ba54eea3dcaee", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/safe_regex_compiler-2a053cf1afb8f440)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test generator::test_counter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/dfa_single_pass.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/dfa_single_pass-67b1d80be5ad815d)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test test_group ... ok
[INFO] [stdout] test test_bytes ... ok
[INFO] [stdout] test test_any_byte ... ok
[INFO] [stdout] test test_impl_for_char ... ok
[INFO] [stdout] test test_impl_for_str ... ok
[INFO] [stdout] test test_impl_for_u8_slice ... ok
[INFO] [stdout] test test_impl_for_u8 ... ok
[INFO] [stdout] test test_impl_for_string ... ok
[INFO] [stdout] test test_match_prefix ... ok
[INFO] [stdout] test test_not ... ok
[INFO] [stdout] test test_or ... ok
[INFO] [stdout] test test_or3 ... ok
[INFO] [stdout] test test_or4 ... ok
[INFO] [stdout] test test_range ... ok
[INFO] [stdout] test test_repeat_range ... ok
[INFO] [stdout] test test_search ... ok
[INFO] [stdout] test test_seq ... ok
[INFO] [stdout] test test_seq3 ... ok
[INFO] [stdout] test test_match_all ... ok
[INFO] [stdout] test test_or5 ... ok
[INFO] [stdout] test test_match_suffix ... ok
[INFO] [stdout] test test_seq4 ... ok
[INFO] [stdout] test test_seq5 ... ok
[INFO] [stderr]      Running tests/impl_regex.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/impl_regex-eb81782c8fc529fd)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test alt ... ok
[INFO] [stdout] test any_byte ... ok
[INFO] [stdout] test byte ... ok
[INFO] [stdout] test empty ... ok
[INFO] [stdout] test class_exclusive ... ok
[INFO] [stdout] test class_inclusive ... ok
[INFO] [stdout] test optional_at_end ... ok
[INFO] [stdout] test group ... ok
[INFO] [stdout] test alt_in_group ... ok
[INFO] [stdout] test optional ... ok
[INFO] [stdout] test group_star1 ... ok
[INFO] [stdout] test optionals_in_seq ... ok
[INFO] [stdout] test optional_at_start ... ok
[INFO] [stdout] test group_star2 ... ok
[INFO] [stdout] test optionals_in_groups ... ok
[INFO] [stdout] test groups_nested ... ok
[INFO] [stdout] test seq ... ok
[INFO] [stdout] test syntax_errors ... ok
[INFO] [stdout] test seq_in_star ... ok
[INFO] [stdout] test star ... ok
[INFO] [stdout] test seq_in_group ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/nfa_with_broken_capturing.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/nfa_with_broken_capturing-cef8b8f9f9977546)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test class_exclusive ... ok
[INFO] [stdout] test byte ... ok
[INFO] [stdout] test any_byte ... ok
[INFO] [stdout] test group ... ok
[INFO] [stdout] test class_inclusive ... ok
[INFO] [stdout] test either_debug ... ok
[INFO] [stdout] test group_nested1 ... ok
[INFO] [stdout] test either ... ok
[INFO] [stdout] test group_nested2 ... ok
[INFO] [stdout] test group_debug ... ok
[INFO] [stdout] test either_group ... ok
[INFO] [stdout] test group_nested3 ... ok
[INFO] [stdout] test group_nested7 ... ok
[INFO] [stdout] test optional ... ok
[INFO] [stdout] test group_nested4 ... ok
[INFO] [stdout] test group_nested8 ... ok
[INFO] [stdout] test either_seq ... ok
[INFO] [stdout] test optional_at_end ... ok
[INFO] [stdout] test group_nested5 ... ok
[INFO] [stdout] test group_nested6 ... ok
[INFO] [stdout] test optional_at_start ... ok
[INFO] [stdout] test optional_in_middle ... ok
[INFO] [stdout] test optional_in_group ... ok
[INFO] [stderr]      Running tests/nfa_without_capturing.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/nfa_without_capturing-d76d2c87262a6caa)
[INFO] [stdout] test group_nested9 ... ok
[INFO] [stdout] test seq ... ok
[INFO] [stdout] test seq_debug ... ok
[INFO] [stdout] test seq_deeply_nested ... ok
[INFO] [stdout] test seq_reset ... ok
[INFO] [stdout] test seq_nested ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test matcher_fn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/parser_enums.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/parser_enums-c6b750fa3fb859c4)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test class_item ... ok
[INFO] [stdout] test node ... ok
[INFO] [stdout] test final_node ... ok
[INFO] [stdout] test non_final_node ... ok
[INFO] [stdout] test unwrap_open_alt - should panic ... ok
[INFO] [stdout] test unwrap_final - should panic ... ok
[INFO] [stdout] test unwrap_open_class - should panic ... ok
[INFO] [stdout] test unwrap_non_final - should panic ... ok
[INFO] [stdout] test unwrap_repeat_max - should panic ... ok
[INFO] [stdout] test unwrap_alt - should panic ... ok
[INFO] [stdout] test unwrap_repeat_min - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/parser_parse.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/parser_parse-7ea44d0f0dd574cd)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test escapes ... ok
[INFO] [stdout] test group ... ok
[INFO] [stdout] test non_capturing_group ... ok
[INFO] [stdout] test class ... ok
[INFO] [stdout] test or ... ok
[INFO] [stdout] test plus ... ok
[INFO] [stdout] test precedence ... ok
[INFO] [stdout] test question_mark ... ok
[INFO] [stdout] test repeat ... ok
[INFO] [stdout] test repeat_max ... ok
[INFO] [stdout] test star ... ok
[INFO] [stdout] test repeat_single_num ... ok
[INFO] [stdout] test repeat_min ... ok
[INFO] [stdout] test repeat_min_and_max ... ok
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/type_experiment.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/type_experiment-855c25581a685079)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test capture ... ok
[INFO] [stdout] test capture_nested ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b786d0eeff2b757fecbe72188fcf0024595f8940f1630c1bd61ba54eea3dcaee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b786d0eeff2b757fecbe72188fcf0024595f8940f1630c1bd61ba54eea3dcaee", kill_on_drop: false }`
[INFO] [stdout] b786d0eeff2b757fecbe72188fcf0024595f8940f1630c1bd61ba54eea3dcaee