[INFO] fetching crate sawp-modbus 0.5.0...
[INFO] checking sawp-modbus-0.5.0 against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325
[INFO] extracting crate sawp-modbus 0.5.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate sawp-modbus 0.5.0 on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sawp-modbus 0.5.0
[INFO] finished tweaking crates.io crate sawp-modbus 0.5.0
[INFO] tweaked toml for crates.io crate sawp-modbus 0.5.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sawp-flags v0.5.0
[INFO] [stderr]   Downloaded cbindgen v0.15.0
[INFO] [stderr]   Downloaded cdylib-link-lines v0.1.2
[INFO] [stderr]   Downloaded sawp-flags-derive v0.5.0
[INFO] [stderr]   Downloaded sawp-ffi v0.5.0
[INFO] [stderr]   Downloaded sawp-ffi-derive v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0647dfac21c8f74a66ecaae243eb41c3fe5315e8e2cd2955f4e31b24676ee118
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0647dfac21c8f74a66ecaae243eb41c3fe5315e8e2cd2955f4e31b24676ee118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0647dfac21c8f74a66ecaae243eb41c3fe5315e8e2cd2955f4e31b24676ee118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0647dfac21c8f74a66ecaae243eb41c3fe5315e8e2cd2955f4e31b24676ee118", kill_on_drop: false }`
[INFO] [stdout] 0647dfac21c8f74a66ecaae243eb41c3fe5315e8e2cd2955f4e31b24676ee118
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ebdad7bdb2ccdc6a7f0613344c95d0823dc8b314c5a33ee7e08ce31224b86e28
[INFO] running `Command { std: "docker" "start" "-a" "ebdad7bdb2ccdc6a7f0613344c95d0823dc8b314c5a33ee7e08ce31224b86e28", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling rstest v0.6.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking sawp v0.5.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]    Compiling sawp-flags-derive v0.5.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking sawp-flags v0.5.0
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking sawp-modbus v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.38s
[INFO] running `Command { std: "docker" "inspect" "ebdad7bdb2ccdc6a7f0613344c95d0823dc8b314c5a33ee7e08ce31224b86e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebdad7bdb2ccdc6a7f0613344c95d0823dc8b314c5a33ee7e08ce31224b86e28", kill_on_drop: false }`
[INFO] [stdout] ebdad7bdb2ccdc6a7f0613344c95d0823dc8b314c5a33ee7e08ce31224b86e28