[INFO] fetching crate modbus-core 0.0.0...
[INFO] testing modbus-core-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate modbus-core 0.0.0 into /workspace/builds/worker-85/source
[INFO] validating manifest of crates.io crate modbus-core 0.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate modbus-core 0.0.0
[INFO] finished tweaking crates.io crate modbus-core 0.0.0
[INFO] tweaked toml for crates.io crate modbus-core 0.0.0 written to /workspace/builds/worker-85/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c22d4d38e66f9df7bc63d7a523374c1fea6e0936e2c5a8d9aa384fa166280a73
[INFO] running `Command { std: "docker" "start" "-a" "c22d4d38e66f9df7bc63d7a523374c1fea6e0936e2c5a8d9aa384fa166280a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c22d4d38e66f9df7bc63d7a523374c1fea6e0936e2c5a8d9aa384fa166280a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c22d4d38e66f9df7bc63d7a523374c1fea6e0936e2c5a8d9aa384fa166280a73", kill_on_drop: false }`
[INFO] [stdout] c22d4d38e66f9df7bc63d7a523374c1fea6e0936e2c5a8d9aa384fa166280a73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8522922af02d5a3d0ef574ef9dc0b69990b2c24940a2804683288509e32862cc
[INFO] running `Command { std: "docker" "start" "-a" "8522922af02d5a3d0ef574ef9dc0b69990b2c24940a2804683288509e32862cc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling modbus-core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "8522922af02d5a3d0ef574ef9dc0b69990b2c24940a2804683288509e32862cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8522922af02d5a3d0ef574ef9dc0b69990b2c24940a2804683288509e32862cc", kill_on_drop: false }`
[INFO] [stdout] 8522922af02d5a3d0ef574ef9dc0b69990b2c24940a2804683288509e32862cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27c3e85b7840e7c3abad04c525245934d961599d92d7e058524529ca51b4d090
[INFO] running `Command { std: "docker" "start" "-a" "27c3e85b7840e7c3abad04c525245934d961599d92d7e058524529ca51b4d090", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling modbus-core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/modbus_core-5a264164545c4b1c)
[INFO] running `Command { std: "docker" "inspect" "27c3e85b7840e7c3abad04c525245934d961599d92d7e058524529ca51b4d090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27c3e85b7840e7c3abad04c525245934d961599d92d7e058524529ca51b4d090", kill_on_drop: false }`
[INFO] [stdout] 27c3e85b7840e7c3abad04c525245934d961599d92d7e058524529ca51b4d090
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 965a0952f81e02b447a68777bc99ce12fa0519d79872b591e8b7909a2af85644
[INFO] running `Command { std: "docker" "start" "-a" "965a0952f81e02b447a68777bc99ce12fa0519d79872b591e8b7909a2af85644", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/modbus_core-5a264164545c4b1c)
[INFO] [stderr]    Doc-tests modbus-core
[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] running `Command { std: "docker" "inspect" "965a0952f81e02b447a68777bc99ce12fa0519d79872b591e8b7909a2af85644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "965a0952f81e02b447a68777bc99ce12fa0519d79872b591e8b7909a2af85644", kill_on_drop: false }`
[INFO] [stdout] 965a0952f81e02b447a68777bc99ce12fa0519d79872b591e8b7909a2af85644