[INFO] fetching crate modbus-rtu 0.2.15...
[INFO] testing modbus-rtu-0.2.15 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0
[INFO] extracting crate modbus-rtu 0.2.15 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate modbus-rtu 0.2.15
[INFO] finished tweaking crates.io crate modbus-rtu 0.2.15
[INFO] tweaked toml for crates.io crate modbus-rtu 0.2.15 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate modbus-rtu 0.2.15 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 modbus-rtu 0.2.15 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 86353a695bd021ce3a0c64b64b47fa2a5ee6121bda7cb0de148849c84a8721d3
[INFO] running `Command { std: "docker" "start" "-a" "86353a695bd021ce3a0c64b64b47fa2a5ee6121bda7cb0de148849c84a8721d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86353a695bd021ce3a0c64b64b47fa2a5ee6121bda7cb0de148849c84a8721d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86353a695bd021ce3a0c64b64b47fa2a5ee6121bda7cb0de148849c84a8721d3", kill_on_drop: false }`
[INFO] [stdout] 86353a695bd021ce3a0c64b64b47fa2a5ee6121bda7cb0de148849c84a8721d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 317bdf4c9e4a0865e5fd42334fa66b546c3f63be7c66c7ceec202f330b984c07
[INFO] running `Command { std: "docker" "start" "-a" "317bdf4c9e4a0865e5fd42334fa66b546c3f63be7c66c7ceec202f330b984c07", kill_on_drop: false }`
[INFO] [stderr]    Compiling modbus-rtu v0.2.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "317bdf4c9e4a0865e5fd42334fa66b546c3f63be7c66c7ceec202f330b984c07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "317bdf4c9e4a0865e5fd42334fa66b546c3f63be7c66c7ceec202f330b984c07", kill_on_drop: false }`
[INFO] [stdout] 317bdf4c9e4a0865e5fd42334fa66b546c3f63be7c66c7ceec202f330b984c07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e044b9076e4462a9a5a6b61ed4fb373072d2a9f80fedb5fa0cbb0a832d7552f8
[INFO] running `Command { std: "docker" "start" "-a" "e044b9076e4462a9a5a6b61ed4fb373072d2a9f80fedb5fa0cbb0a832d7552f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling modbus-rtu v0.2.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "e044b9076e4462a9a5a6b61ed4fb373072d2a9f80fedb5fa0cbb0a832d7552f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e044b9076e4462a9a5a6b61ed4fb373072d2a9f80fedb5fa0cbb0a832d7552f8", kill_on_drop: false }`
[INFO] [stdout] e044b9076e4462a9a5a6b61ed4fb373072d2a9f80fedb5fa0cbb0a832d7552f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8a2f8663a05f7101bd3d9b21c363acddceb2fac629a314fe5e9d89443d7c9ae1
[INFO] running `Command { std: "docker" "start" "-a" "8a2f8663a05f7101bd3d9b21c363acddceb2fac629a314fe5e9d89443d7c9ae1", 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/modbus_rtu-d37ce8d8aa38cddd)
[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" "8a2f8663a05f7101bd3d9b21c363acddceb2fac629a314fe5e9d89443d7c9ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2f8663a05f7101bd3d9b21c363acddceb2fac629a314fe5e9d89443d7c9ae1", kill_on_drop: false }`
[INFO] [stdout] 8a2f8663a05f7101bd3d9b21c363acddceb2fac629a314fe5e9d89443d7c9ae1