[INFO] fetching crate modbus 1.0.4...
[INFO] building modbus-1.0.4 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate modbus 1.0.4 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate modbus 1.0.4 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 1.0.4
[INFO] finished tweaking crates.io crate modbus 1.0.4
[INFO] tweaked toml for crates.io crate modbus 1.0.4 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate crates.io crate modbus 1.0.4 already has a lockfile, it will not be regenerated
[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-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] cd23402a8c3baf7b64fc239cf8ac3b4d7476bc7c8a8aadf981a23e2fe9b01c0d
[INFO] running `Command { std: "docker" "start" "-a" "cd23402a8c3baf7b64fc239cf8ac3b4d7476bc7c8a8aadf981a23e2fe9b01c0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd23402a8c3baf7b64fc239cf8ac3b4d7476bc7c8a8aadf981a23e2fe9b01c0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd23402a8c3baf7b64fc239cf8ac3b4d7476bc7c8a8aadf981a23e2fe9b01c0d", kill_on_drop: false }`
[INFO] [stdout] cd23402a8c3baf7b64fc239cf8ac3b4d7476bc7c8a8aadf981a23e2fe9b01c0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 114eaa0fe2b1a5a40ec2bd62e08b7091b5ceab2dc088350ae2594eaa51c9f4e7
[INFO] running `Command { std: "docker" "start" "-a" "114eaa0fe2b1a5a40ec2bd62e08b7091b5ceab2dc088350ae2594eaa51c9f4e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling modbus v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.72s
[INFO] running `Command { std: "docker" "inspect" "114eaa0fe2b1a5a40ec2bd62e08b7091b5ceab2dc088350ae2594eaa51c9f4e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "114eaa0fe2b1a5a40ec2bd62e08b7091b5ceab2dc088350ae2594eaa51c9f4e7", kill_on_drop: false }`
[INFO] [stdout] 114eaa0fe2b1a5a40ec2bd62e08b7091b5ceab2dc088350ae2594eaa51c9f4e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 5af91c9f51b822bc86ba896658580acba015934ef49660f427239134b302c452
[INFO] running `Command { std: "docker" "start" "-a" "5af91c9f51b822bc86ba896658580acba015934ef49660f427239134b302c452", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling modbus-test-server v0.0.4
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling modbus v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.33s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/modbus-639429abdf1721ef)
[INFO] [stderr]   Executable tests/lib.rs (/opt/rustwide/target/debug/deps/lib-d407b96fa4a53d67)
[INFO] running `Command { std: "docker" "inspect" "5af91c9f51b822bc86ba896658580acba015934ef49660f427239134b302c452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af91c9f51b822bc86ba896658580acba015934ef49660f427239134b302c452", kill_on_drop: false }`
[INFO] [stdout] 5af91c9f51b822bc86ba896658580acba015934ef49660f427239134b302c452