[INFO] crate runkr 1.0.0 is already in cache
[INFO] testing runkr-1.0.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate runkr 1.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate runkr 1.0.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate runkr 1.0.0
[INFO] finished tweaking crates.io crate runkr 1.0.0
[INFO] tweaked toml for crates.io crate runkr 1.0.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4e8e81c9ecdd955e35da7162f8f2462bd385b59e481a47f4046ec0e483f39b96
[INFO] running `"docker" "start" "-a" "4e8e81c9ecdd955e35da7162f8f2462bd385b59e481a47f4046ec0e483f39b96"`
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling uuid v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling runkr v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.13s
[INFO] running `"docker" "inspect" "4e8e81c9ecdd955e35da7162f8f2462bd385b59e481a47f4046ec0e483f39b96"`
[INFO] running `"docker" "rm" "-f" "4e8e81c9ecdd955e35da7162f8f2462bd385b59e481a47f4046ec0e483f39b96"`
[INFO] [stdout] 4e8e81c9ecdd955e35da7162f8f2462bd385b59e481a47f4046ec0e483f39b96
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 32c8622ed0735e8b4182127b5aaad31b65dbf7b8f85586f54e17b74e37e2560b
[INFO] running `"docker" "start" "-a" "32c8622ed0735e8b4182127b5aaad31b65dbf7b8f85586f54e17b74e37e2560b"`
[INFO] [stderr]    Compiling runkr v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.73s
[INFO] running `"docker" "inspect" "32c8622ed0735e8b4182127b5aaad31b65dbf7b8f85586f54e17b74e37e2560b"`
[INFO] running `"docker" "rm" "-f" "32c8622ed0735e8b4182127b5aaad31b65dbf7b8f85586f54e17b74e37e2560b"`
[INFO] [stdout] 32c8622ed0735e8b4182127b5aaad31b65dbf7b8f85586f54e17b74e37e2560b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stdout] 14c15ef3c02ee8091ec3243f302f12756a3ec52e464de9290e5037be45c7af74
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "14c15ef3c02ee8091ec3243f302f12756a3ec52e464de9290e5037be45c7af74"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/runkr-ea9d137451c507c5
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test json_rpc_client::protocol::tests::test_parse_response ... ok
[INFO] [stdout] test json_rpc_client::protocol::tests::test_build_message ... ok
[INFO] [stdout] Reading
[INFO] [stdout] Got message: {"version":"1.0","method":"CommandProxy.HandleCommand","params":["{\"Line\": \"access foo\"}"],"id":"3f52e010-66eb-473f-8c4b-9958c216dd73"}
[INFO] [stdout] Writing
[INFO] [stdout] Reading
[INFO] [stdout] Got message: foo
[INFO] [stdout] Writing
[INFO] [stdout] Reading
[INFO] [stdout] Got message: end
[INFO] [stdout] test json_rpc_client::client::tests::test_client ... ok
[INFO] [stdout] Received message: {"version":"1.0","method":"CommandProxy.HandleCommand","params":[{"Command":"create","Args":["foo","foo_content"]}],"id":"69444310-7acb-4586-a669-95d298193c79"}
[INFO] [stderr] thread '<unnamed>' panicked at 'called `Result::unwrap()` on an `Err` value: Error("EOF while parsing a value", line: 1, column: 0)', src/lib.rs:836:21
[INFO] [stdout] Received message: 
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x558e608d62f4 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x558e608d62f4 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x558e608d62f4 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x558e608d62f4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7729313ad2d729c7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout] test tests::test_punkr_client ... ok
[INFO] [stderr]    4:     0x558e609005cc - core::fmt::write::hb0049f6c12bdaffc
[INFO] [stdout] 
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]    5:     0x558e608d2e03 - std::io::Write::write_fmt::hfb486fa6ccb90f14
[INFO] [stdout] 
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x558e608d8bc5 - std::sys_common::backtrace::_print::ha087cac92e84a414
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x558e608d8bc5 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x558e608d8bc5 - std::panicking::default_hook::{{closure}}::h016d7de02def2736
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x558e608d8902 - std::panicking::default_hook::h9386f7e484840463
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x558e608d9222 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x558e608d8e0b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:419
[INFO] [stderr]   12:     0x558e608fed41 - core::panicking::panic_fmt::hc5953a7331f9805c
[INFO] [stderr]                                at src/libcore/panicking.rs:111
[INFO] [stderr]   13:     0x558e608feb63 - core::option::expect_none_failed::hf2c575a7b931ce1f
[INFO] [stderr]                                at src/libcore/option.rs:1268
[INFO] [stderr]   14:     0x558e60826380 - core::result::Result<T,E>::unwrap::h4948c0d30ed90db8
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/result.rs:1005
[INFO] [stderr]   15:     0x558e608408ce - runkr::tests::mock_server::h6c70129fa99544f9
[INFO] [stderr]                                at src/lib.rs:836
[INFO] [stderr]   16:     0x558e608413f5 - runkr::tests::test_punkr_client::{{closure}}::h29e0f24744c48f9b
[INFO] [stderr]                                at src/lib.rs:857
[INFO] [stderr]   17:     0x558e60824005 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0169a39704ba730b
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sys_common/backtrace.rs:130
[INFO] [stderr]   18:     0x558e60823095 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hc4a61ce9db262daa
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:475
[INFO] [stderr]   19:     0x558e6083c228 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc61d2aeec6bedea1
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318
[INFO] [stderr]   20:     0x558e60824610 - std::panicking::try::do_call::h4c9444fd18fe140c
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331
[INFO] [stderr]   21:     0x558e608254bd - __rust_try
[INFO] [stderr]   22:     0x558e6082451d - std::panicking::try::ha5a134af26e923db
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274
[INFO] [stderr]   23:     0x558e6083cbc8 - std::panic::catch_unwind::h86dc5451cdb740fa
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394
[INFO] [stderr]   24:     0x558e60822bfd - std::thread::Builder::spawn_unchecked::{{closure}}::h80e3b8fc94a95db6
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:474
[INFO] [stderr]   25:     0x558e60836b3e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2ad80de85d658bbc
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232
[INFO] [stderr]   26:     0x558e608cc8ef - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h7deaeeba480c6ce2
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008
[INFO] [stderr]   27:     0x558e608e0bb3 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h968b1dfb87756523
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008
[INFO] [stderr]   28:     0x558e608e0bb3 - std::sys::unix::thread::Thread::new::thread_start::h2399addeb6370595
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   29:     0x7f42c269c6db - start_thread
[INFO] [stderr]   30:     0x7f42c21ad88f - __clone
[INFO] [stderr]   31:                0x0 - <unknown>
[INFO] [stderr]    Doc-tests runkr
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "14c15ef3c02ee8091ec3243f302f12756a3ec52e464de9290e5037be45c7af74"`
[INFO] running `"docker" "rm" "-f" "14c15ef3c02ee8091ec3243f302f12756a3ec52e464de9290e5037be45c7af74"`
[INFO] [stdout] 14c15ef3c02ee8091ec3243f302f12756a3ec52e464de9290e5037be45c7af74