[INFO] fetching crate minirpc 0.1.1...
[INFO] testing minirpc-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate minirpc 0.1.1 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate minirpc 0.1.1 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 crates.io crate minirpc 0.1.1
[INFO] finished tweaking crates.io crate minirpc 0.1.1
[INFO] tweaked toml for crates.io crate minirpc 0.1.1 written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] 24584a50be4bd0e4380b9dc2c814282ba931079eeb481936c58993c71760dd34
[INFO] running `Command { std: "docker" "start" "-a" "24584a50be4bd0e4380b9dc2c814282ba931079eeb481936c58993c71760dd34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24584a50be4bd0e4380b9dc2c814282ba931079eeb481936c58993c71760dd34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24584a50be4bd0e4380b9dc2c814282ba931079eeb481936c58993c71760dd34", kill_on_drop: false }`
[INFO] [stdout] 24584a50be4bd0e4380b9dc2c814282ba931079eeb481936c58993c71760dd34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] 7205112c458a2c3267bd9e5215e8836cf0e1e8a92598c6f043fa990afd47f1a6
[INFO] running `Command { std: "docker" "start" "-a" "7205112c458a2c3267bd9e5215e8836cf0e1e8a92598c6f043fa990afd47f1a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling minirpc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "7205112c458a2c3267bd9e5215e8836cf0e1e8a92598c6f043fa990afd47f1a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7205112c458a2c3267bd9e5215e8836cf0e1e8a92598c6f043fa990afd47f1a6", kill_on_drop: false }`
[INFO] [stdout] 7205112c458a2c3267bd9e5215e8836cf0e1e8a92598c6f043fa990afd47f1a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] 651c52ac5517c6fedf28b8c545642614f8c13d6275da4e3036f7d75f2e227604
[INFO] running `Command { std: "docker" "start" "-a" "651c52ac5517c6fedf28b8c545642614f8c13d6275da4e3036f7d75f2e227604", kill_on_drop: false }`
[INFO] [stderr]    Compiling minirpc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "651c52ac5517c6fedf28b8c545642614f8c13d6275da4e3036f7d75f2e227604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "651c52ac5517c6fedf28b8c545642614f8c13d6275da4e3036f7d75f2e227604", kill_on_drop: false }`
[INFO] [stdout] 651c52ac5517c6fedf28b8c545642614f8c13d6275da4e3036f7d75f2e227604
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] c3760d39fad78b82410a942ee8371035a529276555628872b40502b57dde7dfe
[INFO] running `Command { std: "docker" "start" "-a" "c3760d39fad78b82410a942ee8371035a529276555628872b40502b57dde7dfe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minirpc-ec7ce2a34834bec3)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test error::tests::code_deserialization ... ok
[INFO] [stdout] test call::tests::call_deserialization ... ok
[INFO] [stdout] test call::tests::call_serialization ... ok
[INFO] [stdout] test error::tests::code_serialization ... ok
[INFO] [stdout] test error::tests::error_deserialization ... ok
[INFO] [stdout] test error::tests::error_new_internal_error ... ok
[INFO] [stdout] test error::tests::error_new ... ok
[INFO] [stdout] test error::tests::error_new_invalid_params ... ok
[INFO] [stdout] test error::tests::error_new_invalid_request ... ok
[INFO] [stdout] test error::tests::error_new_method_not_found ... ok
[INFO] [stdout] test error::tests::error_new_parse_error ... ok
[INFO] [stdout] test error::tests::error_new_server_error ... ok
[INFO] [stdout] test error::tests::error_serialization ... ok
[INFO] [stdout] test failure::tests::failure_deserialization ... ok
[INFO] [stdout] test failure::tests::failure_serialization ... ok
[INFO] [stdout] test id::tests::id_deserialization ... ok
[INFO] [stdout] test id::tests::id_serialization ... ok
[INFO] [stdout] test method::tests::method_deserialization ... ok
[INFO] [stdout] test method::tests::method_serialization ... ok
[INFO] [stdout] test notification::tests::notification_deserialization ... ok
[INFO] [stdout] test notification::tests::notification_serialization ... ok
[INFO] [stdout] test params::tests::params_deserialization ... ok
[INFO] [stdout] test params::tests::params_serialization ... ok
[INFO] [stdout] test request::tests::request_serialization ... ok
[INFO] [stdout] test request::tests::request_deserialization ... ok
[INFO] [stdout] test response::tests::response_deserialization ... ok
[INFO] [stdout] test response::tests::response_serialization ... ok
[INFO] [stdout] test success::tests::success_deserialization ... ok
[INFO] [stdout] test success::tests::success_serialization ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minirpc
[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" "c3760d39fad78b82410a942ee8371035a529276555628872b40502b57dde7dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3760d39fad78b82410a942ee8371035a529276555628872b40502b57dde7dfe", kill_on_drop: false }`
[INFO] [stdout] c3760d39fad78b82410a942ee8371035a529276555628872b40502b57dde7dfe