[INFO] fetching crate jsonrpc-ipc-server 18.0.0...
[INFO] testing jsonrpc-ipc-server-18.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate jsonrpc-ipc-server 18.0.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate jsonrpc-ipc-server 18.0.0 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 jsonrpc-ipc-server 18.0.0
[INFO] finished tweaking crates.io crate jsonrpc-ipc-server 18.0.0
[INFO] tweaked toml for crates.io crate jsonrpc-ipc-server 18.0.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate jsonrpc-ipc-server 18.0.0 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 9f73060115fdabcde603682e5c8ce3788da126817cf944b5d1b3ced122511bd2
[INFO] running `Command { std: "docker" "start" "-a" "9f73060115fdabcde603682e5c8ce3788da126817cf944b5d1b3ced122511bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f73060115fdabcde603682e5c8ce3788da126817cf944b5d1b3ced122511bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f73060115fdabcde603682e5c8ce3788da126817cf944b5d1b3ced122511bd2", kill_on_drop: false }`
[INFO] [stdout] 9f73060115fdabcde603682e5c8ce3788da126817cf944b5d1b3ced122511bd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 441a8f88a9f844b9dbe5649cac6e104abac18c5d0d48de4cee4fe075ec1a270c
[INFO] running `Command { std: "docker" "start" "-a" "441a8f88a9f844b9dbe5649cac6e104abac18c5d0d48de4cee4fe075ec1a270c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling tokio v1.8.2
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tokio-stream v0.1.7
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling parity-tokio-ipc v0.9.0
[INFO] [stderr]    Compiling jsonrpc-core v18.0.0
[INFO] [stderr]    Compiling jsonrpc-server-utils v18.0.0
[INFO] [stderr]    Compiling jsonrpc-ipc-server v18.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.34s
[INFO] running `Command { std: "docker" "inspect" "441a8f88a9f844b9dbe5649cac6e104abac18c5d0d48de4cee4fe075ec1a270c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "441a8f88a9f844b9dbe5649cac6e104abac18c5d0d48de4cee4fe075ec1a270c", kill_on_drop: false }`
[INFO] [stdout] 441a8f88a9f844b9dbe5649cac6e104abac18c5d0d48de4cee4fe075ec1a270c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 553cee4cd9321e672fd0d36e5148829f6294af8696b036533ad8926a50fffedf
[INFO] running `Command { std: "docker" "start" "-a" "553cee4cd9321e672fd0d36e5148829f6294af8696b036533ad8926a50fffedf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling jsonrpc-ipc-server v18.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.37s
[INFO] running `Command { std: "docker" "inspect" "553cee4cd9321e672fd0d36e5148829f6294af8696b036533ad8926a50fffedf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "553cee4cd9321e672fd0d36e5148829f6294af8696b036533ad8926a50fffedf", kill_on_drop: false }`
[INFO] [stdout] 553cee4cd9321e672fd0d36e5148829f6294af8696b036533ad8926a50fffedf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] c7a772688c0950efafdc188cba618b1c1f9b036b3a2a248db767b2c8b5d63c6a
[INFO] running `Command { std: "docker" "start" "-a" "c7a772688c0950efafdc188cba618b1c1f9b036b3a2a248db767b2c8b5d63c6a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jsonrpc_ipc_server-2f53cdb8a1eb1ebc)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test server::tests::runs_with_security_attributes ... ok
[INFO] [stdout] test server::tests::start ... ok
[INFO] [stdout] test server::tests::close ... ok
[INFO] [stdout] test server::tests::close_handle ... ok
[INFO] [stdout] test server::tests::connect ... ok
[INFO] [stdout] test server::tests::test_session_end ... ok
[INFO] [stdout] test server::tests::close_when_waiting ... ok
[INFO] [stdout] test server::tests::request ... ok
[INFO] [stdout] test server::tests::test_huge_response ... ok
[INFO] [stderr]    Doc-tests jsonrpc-ipc-server
[INFO] [stdout] test server::tests::req_parallel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 8.69s
[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" "c7a772688c0950efafdc188cba618b1c1f9b036b3a2a248db767b2c8b5d63c6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7a772688c0950efafdc188cba618b1c1f9b036b3a2a248db767b2c8b5d63c6a", kill_on_drop: false }`
[INFO] [stdout] c7a772688c0950efafdc188cba618b1c1f9b036b3a2a248db767b2c8b5d63c6a