[INFO] fetching crate flipdot-testing 0.8.0...
[INFO] testing flipdot-testing-0.8.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate flipdot-testing 0.8.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate flipdot-testing 0.8.0
[INFO] finished tweaking crates.io crate flipdot-testing 0.8.0
[INFO] tweaked toml for crates.io crate flipdot-testing 0.8.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate flipdot-testing 0.8.0 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] crate crates.io crate flipdot-testing 0.8.0 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial-core v0.4.0
[INFO] [stderr]   Downloaded flipdot-core v0.8.0
[INFO] [stderr]   Downloaded flipdot-serial v0.8.0
[INFO] [stderr]   Downloaded ioctl-rs v0.1.6
[INFO] [stderr]   Downloaded serial-unix v0.4.0
[INFO] [stderr]   Downloaded serial-windows v0.4.0
[INFO] [stderr]   Downloaded serial v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7f5cc10062721d4746cd82013c6511230d64e50614655fbb43dd76aa46a2bf90
[INFO] running `Command { std: "docker" "start" "-a" "7f5cc10062721d4746cd82013c6511230d64e50614655fbb43dd76aa46a2bf90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f5cc10062721d4746cd82013c6511230d64e50614655fbb43dd76aa46a2bf90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f5cc10062721d4746cd82013c6511230d64e50614655fbb43dd76aa46a2bf90", kill_on_drop: false }`
[INFO] [stdout] 7f5cc10062721d4746cd82013c6511230d64e50614655fbb43dd76aa46a2bf90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 145ffc78da0757a0eb3896f15ab0994034548c18cfb8a9bf79f9db13f5302e3b
[INFO] running `Command { std: "docker" "start" "-a" "145ffc78da0757a0eb3896f15ab0994034548c18cfb8a9bf79f9db13f5302e3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling flipdot-core v0.8.0
[INFO] [stderr]    Compiling flipdot-serial v0.8.0
[INFO] [stderr]    Compiling flipdot-testing v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.13s
[INFO] running `Command { std: "docker" "inspect" "145ffc78da0757a0eb3896f15ab0994034548c18cfb8a9bf79f9db13f5302e3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "145ffc78da0757a0eb3896f15ab0994034548c18cfb8a9bf79f9db13f5302e3b", kill_on_drop: false }`
[INFO] [stdout] 145ffc78da0757a0eb3896f15ab0994034548c18cfb8a9bf79f9db13f5302e3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 982d7bf95f0d5cddeb4dbf60e60483a0461bf7fb2ceff83e1d86e09d3d18c6af
[INFO] running `Command { std: "docker" "start" "-a" "982d7bf95f0d5cddeb4dbf60e60483a0461bf7fb2ceff83e1d86e09d3d18c6af", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]    Compiling test-case v3.3.1
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling flipdot-core v0.8.0
[INFO] [stderr]    Compiling flipdot-serial v0.8.0
[INFO] [stderr]    Compiling flipdot-testing v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.39s
[INFO] running `Command { std: "docker" "inspect" "982d7bf95f0d5cddeb4dbf60e60483a0461bf7fb2ceff83e1d86e09d3d18c6af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "982d7bf95f0d5cddeb4dbf60e60483a0461bf7fb2ceff83e1d86e09d3d18c6af", kill_on_drop: false }`
[INFO] [stdout] 982d7bf95f0d5cddeb4dbf60e60483a0461bf7fb2ceff83e1d86e09d3d18c6af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 97af1921df02dc88397c464ad42d7f230a566b7e12d722a33e4f1dcad098868b
[INFO] running `Command { std: "docker" "start" "-a" "97af1921df02dc88397c464ad42d7f230a566b7e12d722a33e4f1dcad098868b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/flipdot_testing-1a82f71b186cadcf)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test virtual_sign_bus::tests::invalid_config ... ok
[INFO] [stdout] test virtual_sign_bus::tests::invalid_operations ... ok
[INFO] [stdout] test virtual_sign_bus::tests::normal_behavior::automatic_page_flip ... ok
[INFO] [stdout] test virtual_sign_bus::tests::normal_behavior::manual_page_flip ... ok
[INFO] [stdout] test virtual_sign_bus::tests::unknown_config ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "97af1921df02dc88397c464ad42d7f230a566b7e12d722a33e4f1dcad098868b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97af1921df02dc88397c464ad42d7f230a566b7e12d722a33e4f1dcad098868b", kill_on_drop: false }`
[INFO] [stdout] 97af1921df02dc88397c464ad42d7f230a566b7e12d722a33e4f1dcad098868b