[INFO] fetching crate synapse-rpc 0.1.20...
[INFO] testing synapse-rpc-0.1.20 against 1.55.0 for beta-1.56-1
[INFO] extracting crate synapse-rpc 0.1.20 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate synapse-rpc 0.1.20 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 synapse-rpc 0.1.20
[INFO] finished tweaking crates.io crate synapse-rpc 0.1.20
[INFO] tweaked toml for crates.io crate synapse-rpc 0.1.20 written to /workspace/builds/worker-73/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] 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-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 6fbf3a161af27b390eb91c157da884d7ab922dc78f02eee9d2a2ebfc178ae623
[INFO] running `Command { std: "docker" "start" "-a" "6fbf3a161af27b390eb91c157da884d7ab922dc78f02eee9d2a2ebfc178ae623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fbf3a161af27b390eb91c157da884d7ab922dc78f02eee9d2a2ebfc178ae623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fbf3a161af27b390eb91c157da884d7ab922dc78f02eee9d2a2ebfc178ae623", kill_on_drop: false }`
[INFO] [stdout] 6fbf3a161af27b390eb91c157da884d7ab922dc78f02eee9d2a2ebfc178ae623
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] b64d5ff4fbb88257575590ec977bcd7bfd0d3cfa1e28c323511fe61a0dc4aa88
[INFO] running `Command { std: "docker" "start" "-a" "b64d5ff4fbb88257575590ec977bcd7bfd0d3cfa1e28c323511fe61a0dc4aa88", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling synapse-rpc v0.1.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.58s
[INFO] running `Command { std: "docker" "inspect" "b64d5ff4fbb88257575590ec977bcd7bfd0d3cfa1e28c323511fe61a0dc4aa88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b64d5ff4fbb88257575590ec977bcd7bfd0d3cfa1e28c323511fe61a0dc4aa88", kill_on_drop: false }`
[INFO] [stdout] b64d5ff4fbb88257575590ec977bcd7bfd0d3cfa1e28c323511fe61a0dc4aa88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] ff0d62b117771910cbf13c3314fa0e2a801303f6fba768ac678c7fe4a42b5fa1
[INFO] running `Command { std: "docker" "start" "-a" "ff0d62b117771910cbf13c3314fa0e2a801303f6fba768ac678c7fe4a42b5fa1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling synapse-rpc v0.1.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.54s
[INFO] running `Command { std: "docker" "inspect" "ff0d62b117771910cbf13c3314fa0e2a801303f6fba768ac678c7fe4a42b5fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff0d62b117771910cbf13c3314fa0e2a801303f6fba768ac678c7fe4a42b5fa1", kill_on_drop: false }`
[INFO] [stdout] ff0d62b117771910cbf13c3314fa0e2a801303f6fba768ac678c7fe4a42b5fa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 9b2b6cc179bedb66b30e301e40975e1ca286835805bc1cf7c5b73399616aad36
[INFO] running `Command { std: "docker" "start" "-a" "9b2b6cc179bedb66b30e301e40975e1ca286835805bc1cf7c5b73399616aad36", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/synapse_rpc-9c7379a4806714b9)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test criterion::tests::test_match_bad_field ... ok
[INFO] [stdout] test criterion::tests::test_match_none ... ok
[INFO] [stdout] test criterion::tests::test_match_none_in ... ok
[INFO] [stdout] test criterion::tests::test_match_none_not_in ... ok
[INFO] [stdout] test criterion::tests::test_match_some ... ok
[INFO] [stdout] test message::tests::test_json_repr ... ok
[INFO] [stdout] test criterion::tests::test_match ... ok
[INFO] [stdout] test criterion::tests::test_like ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests synapse_rpc
[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" "9b2b6cc179bedb66b30e301e40975e1ca286835805bc1cf7c5b73399616aad36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b2b6cc179bedb66b30e301e40975e1ca286835805bc1cf7c5b73399616aad36", kill_on_drop: false }`
[INFO] [stdout] 9b2b6cc179bedb66b30e301e40975e1ca286835805bc1cf7c5b73399616aad36