[INFO] cloning repository https://github.com/Robertof/plus485
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Robertof/plus485" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobertof%2Fplus485", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobertof%2Fplus485'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e56b0953d4f2a06fad3a851d5e9a062495108a17
[INFO] checking Robertof/plus485 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobertof%2Fplus485" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Robertof/plus485 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Robertof/plus485
[INFO] finished tweaking git repo https://github.com/Robertof/plus485
[INFO] tweaked toml for git repo https://github.com/Robertof/plus485 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Robertof/plus485 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/slowtec/tokio-modbus`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-codec v0.1.0
[INFO] [stderr]   Downloaded tokio-reactor v0.1.3
[INFO] [stderr]   Downloaded tokio-fs v0.1.3
[INFO] [stderr]   Downloaded error-chain v0.12.0
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[INFO] [stderr]   Downloaded tokio-udp v0.1.1
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[INFO] [stderr]   Downloaded serialport v2.3.0
[INFO] [stderr]   Downloaded tokio-core v0.1.17
[INFO] [stderr]   Downloaded aho-corasick v0.6.6
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[INFO] [stderr]   Downloaded version_check v0.1.4
[INFO] [stderr]   Downloaded futures v0.1.23
[INFO] [stderr]   Downloaded ucd-util v0.1.1
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[INFO] [stderr]   Downloaded tokio-io v0.1.7
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[INFO] [stderr]   Downloaded tokio-executor v0.1.3
[INFO] [stderr]   Downloaded utf8-ranges v1.0.0
[INFO] [stderr]   Downloaded tokio-timer v0.2.6
[INFO] [stderr]   Downloaded crossbeam-deque v0.3.1
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[INFO] [stderr]   Downloaded miow v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66252d9fd038932f9fa38edb9f82e628bb896f46d2d16d3f240e79cd33f3039a
[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" "66252d9fd038932f9fa38edb9f82e628bb896f46d2d16d3f240e79cd33f3039a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66252d9fd038932f9fa38edb9f82e628bb896f46d2d16d3f240e79cd33f3039a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66252d9fd038932f9fa38edb9f82e628bb896f46d2d16d3f240e79cd33f3039a", kill_on_drop: false }`
[INFO] [stdout] 66252d9fd038932f9fa38edb9f82e628bb896f46d2d16d3f240e79cd33f3039a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed4851730b95331fb332267b639cf8ba77d7dd1575c8e3d3e4286aac0e6d4d56
[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" "ed4851730b95331fb332267b639cf8ba77d7dd1575c8e3d3e4286aac0e6d4d56", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking futures v0.1.23
[INFO] [stderr]     Checking byteorder v1.2.4
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling pkg-config v0.3.13
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking void v1.0.2
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[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]     Checking log v0.4.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking bytes v0.4.9
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking nix v0.10.0
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking tokio-executor v0.1.3
[INFO] [stderr]     Checking tokio-io v0.1.7
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.5
[INFO] [stderr]     Checking tokio-timer v0.2.6
[INFO] [stderr]     Checking tokio-reactor v0.1.3
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking tokio-fs v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.1
[INFO] [stderr]     Checking tokio-udp v0.1.1
[INFO] [stderr]     Checking tokio v0.1.7
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking serialport v2.3.0
[INFO] [stderr]     Checking mio-serial v0.8.0
[INFO] [stderr]     Checking tokio-serial v0.8.0
[INFO] [stderr]     Checking tokio-modbus v0.2.2 (https://github.com/slowtec/tokio-modbus#6b9352a7)
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/tokio-modbus-4bf0058fcb35ae92/6b9352a/src/codec/common.rs:284:36
[INFO] [stdout]     |
[INFO] [stdout] 284 |         let exception = Exception::try_from(rdr.read_u8()?)?;
[INFO] [stdout]     |                                    ^^^^^^^^ multiple `try_from` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `common::TryFrom` for the type `frame::Exception`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/tokio-modbus-4bf0058fcb35ae92/6b9352a/src/codec/common.rs:295:5
[INFO] [stdout]     |
[INFO] [stdout] 295 |     fn try_from(code: u8) -> Result<Self, Self::Error> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `std::convert::TryFrom` for the type `T`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 284 |         let exception = common::TryFrom::try_from(rdr.read_u8()?)?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 284 |         let exception = std::convert::TryFrom::try_from(rdr.read_u8()?)?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/tokio-modbus-4bf0058fcb35ae92/6b9352a/src/codec/rtu.rs:130:48
[INFO] [stdout]     |
[INFO] [stdout] 130 |                         Err(ExceptionResponse::try_from(data)?)
[INFO] [stdout]     |                                                ^^^^^^^^ multiple `try_from` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `common::TryFrom` for the type `frame::ExceptionResponse`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/tokio-modbus-4bf0058fcb35ae92/6b9352a/src/codec/common.rs:274:5
[INFO] [stdout]     |
[INFO] [stdout] 274 |     fn try_from(bytes: Bytes) -> Result<Self, Self::Error> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `std::convert::TryFrom` for the type `T`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 130 |                         Err(common::TryFrom::try_from(data)?)
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 130 |                         Err(std::convert::TryFrom::try_from(data)?)
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/tokio-modbus-4bf0058fcb35ae92/6b9352a/src/codec/rtu.rs:132:38
[INFO] [stdout]     |
[INFO] [stdout] 132 |                         Ok(Response::try_from(data)?)
[INFO] [stdout]     |                                      ^^^^^^^^ multiple `try_from` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `common::TryFrom` for the type `frame::Response`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/tokio-modbus-4bf0058fcb35ae92/6b9352a/src/codec/common.rs:210:5
[INFO] [stdout]     |
[INFO] [stdout] 210 |     fn try_from(bytes: Bytes) -> Result<Self, Self::Error> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `std::convert::TryFrom` for the type `T`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 132 |                         Ok(common::TryFrom::try_from(data)?)
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 132 |                         Ok(std::convert::TryFrom::try_from(data)?)
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/tokio-modbus-4bf0058fcb35ae92/6b9352a/src/codec/rtu.rs:143:40
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     let req = Request::try_from(data)?;
[INFO] [stdout]     |                                        ^^^^^^^^ multiple `try_from` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `common::TryFrom` for the type `frame::Request`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/tokio-modbus-4bf0058fcb35ae92/6b9352a/src/codec/common.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn try_from(bytes: Bytes) -> Result<Self, Self::Error> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `std::convert::TryFrom` for the type `T`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     let req = common::TryFrom::try_from(data)?;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     let req = std::convert::TryFrom::try_from(data)?;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-modbus`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ed4851730b95331fb332267b639cf8ba77d7dd1575c8e3d3e4286aac0e6d4d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed4851730b95331fb332267b639cf8ba77d7dd1575c8e3d3e4286aac0e6d4d56", kill_on_drop: false }`
[INFO] [stdout] ed4851730b95331fb332267b639cf8ba77d7dd1575c8e3d3e4286aac0e6d4d56