[INFO] cloning repository https://github.com/Yatekii/modbus-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yatekii/modbus-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYatekii%2Fmodbus-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYatekii%2Fmodbus-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8590ad78cfd5a5fa2143abb8111689c8f8add7f2
[INFO] testing Yatekii/modbus-rs against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYatekii%2Fmodbus-rs" "/workspace/builds/worker-51/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-51/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Yatekii/modbus-rs on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Yatekii/modbus-rs
[INFO] finished tweaking git repo https://github.com/Yatekii/modbus-rs
[INFO] tweaked toml for git repo https://github.com/Yatekii/modbus-rs written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate git repo https://github.com/Yatekii/modbus-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db2c2f783cfa95222a40443e11004d088578c36b522b8bf56424f8b31930930f
[INFO] running `Command { std: "docker" "start" "-a" "db2c2f783cfa95222a40443e11004d088578c36b522b8bf56424f8b31930930f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db2c2f783cfa95222a40443e11004d088578c36b522b8bf56424f8b31930930f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db2c2f783cfa95222a40443e11004d088578c36b522b8bf56424f8b31930930f", kill_on_drop: false }`
[INFO] [stdout] db2c2f783cfa95222a40443e11004d088578c36b522b8bf56424f8b31930930f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95ee4109d37f67ca79704886b1062e9ae94eda127120edd350a3e17f4f43bd9d
[INFO] running `Command { std: "docker" "start" "-a" "95ee4109d37f67ca79704886b1062e9ae94eda127120edd350a3e17f4f43bd9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling modbus-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling bbqueue v0.4.8 (https://github.com/Yatekii/bbqueue.git#715b7915)
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 58.11s
[INFO] running `Command { std: "docker" "inspect" "95ee4109d37f67ca79704886b1062e9ae94eda127120edd350a3e17f4f43bd9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95ee4109d37f67ca79704886b1062e9ae94eda127120edd350a3e17f4f43bd9d", kill_on_drop: false }`
[INFO] [stdout] 95ee4109d37f67ca79704886b1062e9ae94eda127120edd350a3e17f4f43bd9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a135e85bd6c1a30a34d073b66f973e3ee3ab28d9304f0722f63f22a70ce6ae0
[INFO] running `Command { std: "docker" "start" "-a" "7a135e85bd6c1a30a34d073b66f973e3ee3ab28d9304f0722f63f22a70ce6ae0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling bytes v0.5.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling modbus-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 2m 01s
[INFO] running `Command { std: "docker" "inspect" "7a135e85bd6c1a30a34d073b66f973e3ee3ab28d9304f0722f63f22a70ce6ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a135e85bd6c1a30a34d073b66f973e3ee3ab28d9304f0722f63f22a70ce6ae0", kill_on_drop: false }`
[INFO] [stdout] 7a135e85bd6c1a30a34d073b66f973e3ee3ab28d9304f0722f63f22a70ce6ae0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1f97b653992049d86e67f22ab7080e4c62c988e50ded55aa20a4294a50b181cf
[INFO] running `Command { std: "docker" "start" "-a" "1f97b653992049d86e67f22ab7080e4c62c988e50ded55aa20a4294a50b181cf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 2.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/modbus_rs-75568779992f2d29)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test modbus::tests::fn15 ... ok
[INFO] [stdout] test modbus::tests::fn1_2_futures_data_in_2_steps ... ok
[INFO] [stdout] test modbus::tests::fn1_crc_fail ... ok
[INFO] [stdout] test modbus::tests::fn16 ... ok
[INFO] [stdout] test modbus::tests::fn1_data_in_2_steps ... ok
[INFO] [stdout] test modbus::tests::fn2 ... ok
[INFO] [stdout] test modbus::tests::fn5_on ... ok
[INFO] [stdout] test modbus::tests::fn5_off ... ok
[INFO] [stdout] test modbus::tests::fn4 ... ok
[INFO] [stdout] test modbus::tests::fn6 ... ok
[INFO] [stdout] test modbus::tests::fn3 ... ok
[INFO] [stdout] test modbus::tests::fn1_crc_correct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests modbus-rs
[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" "1f97b653992049d86e67f22ab7080e4c62c988e50ded55aa20a4294a50b181cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f97b653992049d86e67f22ab7080e4c62c988e50ded55aa20a4294a50b181cf", kill_on_drop: false }`
[INFO] [stdout] 1f97b653992049d86e67f22ab7080e4c62c988e50ded55aa20a4294a50b181cf