[INFO] cloning repository https://github.com/hibiscus-software/s7-protocol
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hibiscus-software/s7-protocol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhibiscus-software%2Fs7-protocol", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhibiscus-software%2Fs7-protocol'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c095a9e36f6e950c18685a23d6e3fd9196748f7
[INFO] testing hibiscus-software/s7-protocol against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhibiscus-software%2Fs7-protocol" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hibiscus-software/s7-protocol
[INFO] finished tweaking git repo https://github.com/hibiscus-software/s7-protocol
[INFO] tweaked toml for git repo https://github.com/hibiscus-software/s7-protocol written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hibiscus-software/s7-protocol on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hibiscus-software/s7-protocol 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bd3427745f36c1156239f500ea46103dd489e1224700f5a69b2873ce7c5f1d0
[INFO] running `Command { std: "docker" "start" "-a" "6bd3427745f36c1156239f500ea46103dd489e1224700f5a69b2873ce7c5f1d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bd3427745f36c1156239f500ea46103dd489e1224700f5a69b2873ce7c5f1d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bd3427745f36c1156239f500ea46103dd489e1224700f5a69b2873ce7c5f1d0", kill_on_drop: false }`
[INFO] [stdout] 6bd3427745f36c1156239f500ea46103dd489e1224700f5a69b2873ce7c5f1d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 337103f2875ae7243465be03b23537ce00bace5c58b548f8e8af51c49123ed5f
[INFO] running `Command { std: "docker" "start" "-a" "337103f2875ae7243465be03b23537ce00bace5c58b548f8e8af51c49123ed5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling s7-protocol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Transport` is never used
[INFO] [stdout]  --> src/client/transport.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Transport {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]  --> src/error.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum Error {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "337103f2875ae7243465be03b23537ce00bace5c58b548f8e8af51c49123ed5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "337103f2875ae7243465be03b23537ce00bace5c58b548f8e8af51c49123ed5f", kill_on_drop: false }`
[INFO] [stdout] 337103f2875ae7243465be03b23537ce00bace5c58b548f8e8af51c49123ed5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1d0eddc69d2378b95cd3a36c9712f22a19016992844ae7489072b3f9e7632fb
[INFO] running `Command { std: "docker" "start" "-a" "c1d0eddc69d2378b95cd3a36c9712f22a19016992844ae7489072b3f9e7632fb", kill_on_drop: false }`
[INFO] [stdout] warning: trait `Transport` is never used
[INFO] [stdout]  --> src/client/transport.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Transport {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]  --> src/error.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum Error {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling s7-protocol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Transport` is never used
[INFO] [stdout]  --> src/client/transport.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Transport {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]  --> src/error.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum Error {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "c1d0eddc69d2378b95cd3a36c9712f22a19016992844ae7489072b3f9e7632fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1d0eddc69d2378b95cd3a36c9712f22a19016992844ae7489072b3f9e7632fb", kill_on_drop: false }`
[INFO] [stdout] c1d0eddc69d2378b95cd3a36c9712f22a19016992844ae7489072b3f9e7632fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5dddd6f885769318bd15023c1ccb506b28e87e8b446687c06e34482fe4487f8
[INFO] running `Command { std: "docker" "start" "-a" "f5dddd6f885769318bd15023c1ccb506b28e87e8b446687c06e34482fe4487f8", kill_on_drop: false }`
[INFO] [stderr] warning: trait `Transport` is never used
[INFO] [stderr]  --> src/client/transport.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub trait Transport {
[INFO] [stderr]   |           ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Error` is never used
[INFO] [stderr]  --> src/error.rs:8:10
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub enum Error {
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `s7-protocol` (lib) generated 2 warnings
[INFO] [stderr] warning: `s7-protocol` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/s7_protocol-5c16aef583247a31)
[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] [stderr]    Doc-tests s7_protocol
[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" "f5dddd6f885769318bd15023c1ccb506b28e87e8b446687c06e34482fe4487f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5dddd6f885769318bd15023c1ccb506b28e87e8b446687c06e34482fe4487f8", kill_on_drop: false }`
[INFO] [stdout] f5dddd6f885769318bd15023c1ccb506b28e87e8b446687c06e34482fe4487f8