[INFO] fetching crate modbus-proxy-rs 1.0.0...
[INFO] checking modbus-proxy-rs-1.0.0 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate modbus-proxy-rs 1.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate modbus-proxy-rs 1.0.0
[INFO] finished tweaking crates.io crate modbus-proxy-rs 1.0.0
[INFO] tweaked toml for crates.io crate modbus-proxy-rs 1.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate modbus-proxy-rs 1.0.0 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate modbus-proxy-rs 1.0.0 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fs_extra v1.2.0
[INFO] [stderr]   Downloaded futures-sink v0.3.19
[INFO] [stderr]   Downloaded futures v0.3.19
[INFO] [stderr]   Downloaded futures-executor v0.3.19
[INFO] [stderr]   Downloaded futures-channel v0.3.19
[INFO] [stderr]   Downloaded futures-core v0.3.19
[INFO] [stderr]   Downloaded serde_derive v1.0.133
[INFO] [stderr]   Downloaded syn v1.0.83
[INFO] [stderr]   Downloaded futures-util v0.3.19
[INFO] [stderr]   Downloaded futures-macro v0.3.19
[INFO] [stderr]   Downloaded serde v1.0.133
[INFO] [stderr]   Downloaded futures-task v0.3.19
[INFO] [stderr]   Downloaded structopt v0.3.25
[INFO] [stderr]   Downloaded mio v0.7.14
[INFO] [stderr]   Downloaded proc-macro2 v1.0.34
[INFO] [stderr]   Downloaded quote v1.0.10
[INFO] [stderr]   Downloaded tokio v1.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30b50f1186efe6d33c8bc2ac41e3bbe94716670cc2d70677bd66b515d0c1aac7
[INFO] running `Command { std: "docker" "start" "-a" "30b50f1186efe6d33c8bc2ac41e3bbe94716670cc2d70677bd66b515d0c1aac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30b50f1186efe6d33c8bc2ac41e3bbe94716670cc2d70677bd66b515d0c1aac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30b50f1186efe6d33c8bc2ac41e3bbe94716670cc2d70677bd66b515d0c1aac7", kill_on_drop: false }`
[INFO] [stdout] 30b50f1186efe6d33c8bc2ac41e3bbe94716670cc2d70677bd66b515d0c1aac7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60073f5cfbce9b233ea8304ad7ab5955a053da993343ba80b9ebd871e05974a1
[INFO] running `Command { std: "docker" "start" "-a" "60073f5cfbce9b233ea8304ad7ab5955a053da993343ba80b9ebd871e05974a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling syn v1.0.83
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking futures-sink v0.3.19
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking futures-io v0.3.19
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking lexical-core v0.7.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]     Checking futures-executor v0.3.19
[INFO] [stderr]     Checking futures v0.3.19
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking config v0.11.0
[INFO] [stderr]     Checking modbus-proxy-rs v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.76s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "60073f5cfbce9b233ea8304ad7ab5955a053da993343ba80b9ebd871e05974a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60073f5cfbce9b233ea8304ad7ab5955a053da993343ba80b9ebd871e05974a1", kill_on_drop: false }`
[INFO] [stdout] 60073f5cfbce9b233ea8304ad7ab5955a053da993343ba80b9ebd871e05974a1