[INFO] cloning repository https://github.com/amrltqt/rcp_example_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amrltqt/rcp_example_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famrltqt%2Frcp_example_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famrltqt%2Frcp_example_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a215488179dd2c33a3f3e38e44ddcaa91d951331
[INFO] testing amrltqt/rcp_example_rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famrltqt%2Frcp_example_rs" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amrltqt/rcp_example_rs on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/amrltqt/rcp_example_rs
[INFO] finished tweaking git repo https://github.com/amrltqt/rcp_example_rs
[INFO] tweaked toml for git repo https://github.com/amrltqt/rcp_example_rs written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/amrltqt/rcp_example_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0033bd5a0a192c29644ccbf7a1a8c5bba7a1d64ecfdcc9cbfabbd7dffa881fd
[INFO] running `Command { std: "docker" "start" "-a" "e0033bd5a0a192c29644ccbf7a1a8c5bba7a1d64ecfdcc9cbfabbd7dffa881fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0033bd5a0a192c29644ccbf7a1a8c5bba7a1d64ecfdcc9cbfabbd7dffa881fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0033bd5a0a192c29644ccbf7a1a8c5bba7a1d64ecfdcc9cbfabbd7dffa881fd", kill_on_drop: false }`
[INFO] [stdout] e0033bd5a0a192c29644ccbf7a1a8c5bba7a1d64ecfdcc9cbfabbd7dffa881fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78b83b39afe6d35297cc87f5ae148f24273cf403fd633edf5077bbf7816d41cd
[INFO] running `Command { std: "docker" "start" "-a" "78b83b39afe6d35297cc87f5ae148f24273cf403fd633edf5077bbf7816d41cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling uuid v0.4.0
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling rpc_example_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.34s
[INFO] running `Command { std: "docker" "inspect" "78b83b39afe6d35297cc87f5ae148f24273cf403fd633edf5077bbf7816d41cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78b83b39afe6d35297cc87f5ae148f24273cf403fd633edf5077bbf7816d41cd", kill_on_drop: false }`
[INFO] [stdout] 78b83b39afe6d35297cc87f5ae148f24273cf403fd633edf5077bbf7816d41cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9e81a34deece6bedbbc36ee75c8c85fa1c6f9bb2ac66f1c1fbe0c053b9f917e
[INFO] running `Command { std: "docker" "start" "-a" "b9e81a34deece6bedbbc36ee75c8c85fa1c6f9bb2ac66f1c1fbe0c053b9f917e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rpc_example_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "b9e81a34deece6bedbbc36ee75c8c85fa1c6f9bb2ac66f1c1fbe0c053b9f917e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e81a34deece6bedbbc36ee75c8c85fa1c6f9bb2ac66f1c1fbe0c053b9f917e", kill_on_drop: false }`
[INFO] [stdout] b9e81a34deece6bedbbc36ee75c8c85fa1c6f9bb2ac66f1c1fbe0c053b9f917e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1418e4ae03a63c7cc0f0042283c6251abc2315b1e1dd3086130616f9b5ea731e
[INFO] running `Command { std: "docker" "start" "-a" "1418e4ae03a63c7cc0f0042283c6251abc2315b1e1dd3086130616f9b5ea731e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rpc_example_rs-4c9f6e11e5c32935)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/client-a02915cc17f3edba)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/server-9848ad6a8eb063aa)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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 rpc_example_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] [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" "1418e4ae03a63c7cc0f0042283c6251abc2315b1e1dd3086130616f9b5ea731e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1418e4ae03a63c7cc0f0042283c6251abc2315b1e1dd3086130616f9b5ea731e", kill_on_drop: false }`
[INFO] [stdout] 1418e4ae03a63c7cc0f0042283c6251abc2315b1e1dd3086130616f9b5ea731e