[INFO] fetching crate varlink 11.0.1...
[INFO] testing varlink-11.0.1 against 1.76.0 for beta-1.77-1
[INFO] extracting crate varlink 11.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate varlink 11.0.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate varlink 11.0.1
[INFO] finished tweaking crates.io crate varlink 11.0.1
[INFO] tweaked toml for crates.io crate varlink 11.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa63b6280c33d1079f9be2f3609c31a02dd605c28999eef319f43b128b84817f
[INFO] running `Command { std: "docker" "start" "-a" "fa63b6280c33d1079f9be2f3609c31a02dd605c28999eef319f43b128b84817f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa63b6280c33d1079f9be2f3609c31a02dd605c28999eef319f43b128b84817f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa63b6280c33d1079f9be2f3609c31a02dd605c28999eef319f43b128b84817f", kill_on_drop: false }`
[INFO] [stdout] fa63b6280c33d1079f9be2f3609c31a02dd605c28999eef319f43b128b84817f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15fcf092e05a23005ba2c80f33e76dfac6e7d0e63a2e09994d477aa09d4421a4
[INFO] running `Command { std: "docker" "start" "-a" "15fcf092e05a23005ba2c80f33e76dfac6e7d0e63a2e09994d477aa09d4421a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unix_socket v0.5.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling tempfile v3.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling varlink v11.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.80s
[INFO] running `Command { std: "docker" "inspect" "15fcf092e05a23005ba2c80f33e76dfac6e7d0e63a2e09994d477aa09d4421a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15fcf092e05a23005ba2c80f33e76dfac6e7d0e63a2e09994d477aa09d4421a4", kill_on_drop: false }`
[INFO] [stdout] 15fcf092e05a23005ba2c80f33e76dfac6e7d0e63a2e09994d477aa09d4421a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d4bbfe6ff46850244a84c671bdb14134f42a487ab26cea3f784189af52ccacf
[INFO] running `Command { std: "docker" "start" "-a" "5d4bbfe6ff46850244a84c671bdb14134f42a487ab26cea3f784189af52ccacf", kill_on_drop: false }`
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling varlink v11.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "5d4bbfe6ff46850244a84c671bdb14134f42a487ab26cea3f784189af52ccacf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d4bbfe6ff46850244a84c671bdb14134f42a487ab26cea3f784189af52ccacf", kill_on_drop: false }`
[INFO] [stdout] 5d4bbfe6ff46850244a84c671bdb14134f42a487ab26cea3f784189af52ccacf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 16bc088a6e36146067abbe6cd377e84ea5ab57f320160c03ef2859b4eb2ac35e
[INFO] running `Command { std: "docker" "start" "-a" "16bc088a6e36146067abbe6cd377e84ea5ab57f320160c03ef2859b4eb2ac35e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/varlink-08d58f2d611ceedf)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::test_handle ... ok
[INFO] [stdout] test error::tests::error_is_sync_send ... ok
[INFO] [stdout] test test::test_listen ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_listen stdout ----
[INFO] [stdout] thread '<unnamed>' panicked at src/test.rs:25:17:
[INFO] [stdout] Error listen: src/server.rs:153: Io(
[INFO] [stdout]     ReadOnlyFilesystem,
[INFO] [stdout] )
[INFO] [stdout] Caused by:
[INFO] [stdout] Os {
[INFO] [stdout]     code: 30,
[INFO] [stdout]     kind: ReadOnlyFilesystem,
[INFO] [stdout]     message: "Read-only file system",
[INFO] [stdout] }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x556460ab5bb6 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x556460ab5bb6 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x556460ab5bb6 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x556460ab5bb6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x556460ae1170 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x556460ae1170 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x556460ab280f - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x556460ab5994 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x556460ab5994 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x556460ab7707 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x556460ab73ed - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x556460a58e77 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x556460a58e77 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x556460ab7d26 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x556460ab7d26 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x556460ab7a72 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x556460ab60b6 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x556460ab77d0 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x5564609a6135 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x556460a218fa - varlink::test::test_listen::run_app::hcf288b57c5159d80
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:25:17
[INFO] [stdout]   20:     0x556460a2300a - varlink::test::test_listen::{{closure}}::h4cd2b3044df78ced
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:129:25
[INFO] [stdout]   21:     0x5564609c1a83 - std::sys_common::backtrace::__rust_begin_short_backtrace::h294d2af1b5fc3c35
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   22:     0x5564609e87b3 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h5efdd755bc28aefd
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   23:     0x5564609e4b63 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h2604d6f31ef11431
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   24:     0x5564609dd220 - std::panicking::try::do_call::h9fbfad25fa80253b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   25:     0x5564609dee0b - __rust_try
[INFO] [stdout]   26:     0x5564609dd05e - std::panicking::try::hd20fa0e840eb548f
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   27:     0x5564609e8230 - std::panic::catch_unwind::h60679597773b5cb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   28:     0x5564609e8230 - std::thread::Builder::spawn_unchecked_::{{closure}}::h319e3c8e738aba98
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   29:     0x5564609c6c2e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h27e86d7eeb5ceb73
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   30:     0x556460abd225 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   31:     0x556460abd225 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   32:     0x556460abd225 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   33:     0x7f2a90f84ac3 - <unknown>
[INFO] [stdout]   34:     0x7f2a91015bf4 - __clone
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] Error: src/client.rs:39: Io(NotFound)
[INFO] [stdout] Caused by:
[INFO] [stdout] Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::test_listen
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "16bc088a6e36146067abbe6cd377e84ea5ab57f320160c03ef2859b4eb2ac35e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16bc088a6e36146067abbe6cd377e84ea5ab57f320160c03ef2859b4eb2ac35e", kill_on_drop: false }`
[INFO] [stdout] 16bc088a6e36146067abbe6cd377e84ea5ab57f320160c03ef2859b4eb2ac35e
