[INFO] updating cached repository https://github.com/paul-hammant/merkle-rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 046e888ea07c5555245e30a7bbd7cec0b6e24a18 [INFO] testing paul-hammant/merkle-rust against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaul-hammant%2Fmerkle-rust" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] [stderr] Checking out files: 91% (2880/3152) Checking out files: 92% (2900/3152) Checking out files: 93% (2932/3152) Checking out files: 94% (2963/3152) Checking out files: 95% (2995/3152) Checking out files: 96% (3026/3152) Checking out files: 97% (3058/3152) Checking out files: 98% (3089/3152) Checking out files: 99% (3121/3152) Checking out files: 100% (3152/3152) Checking out files: 100% (3152/3152), done. [INFO] validating manifest of git repo https://github.com/paul-hammant/merkle-rust on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/paul-hammant/merkle-rust [INFO] finished tweaking git repo https://github.com/paul-hammant/merkle-rust [INFO] tweaked toml for git repo https://github.com/paul-hammant/merkle-rust written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/paul-hammant/merkle-rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-14/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "+1.44.0" "build" "--frozen"` [INFO] [stdout] 77a24770f682588c71f741c3b76c76ab41baabc990f3e309be630b88806229e7 [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" "77a24770f682588c71f741c3b76c76ab41baabc990f3e309be630b88806229e7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling tokio-service v0.1.0 [INFO] [stderr] Compiling relay v0.1.1 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling want v0.0.4 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling inotify v0.7.1 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling notify v4.0.15 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-uds v0.2.6 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling env_logger v0.4.3 [INFO] [stderr] Compiling tokio-core v0.1.17 [INFO] [stderr] Compiling tokio-proto v0.1.1 [INFO] [stderr] Compiling hyper v0.11.27 [INFO] [stderr] Compiling simple_merkle_tree_demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::sync::Mutex` [INFO] [stderr] --> src/server.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | use std::sync::Mutex; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:43:23 [INFO] [stderr] | [INFO] [stderr] 43 | type Future = Box>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `why` [INFO] [stderr] --> src/server.rs:88:21 [INFO] [stderr] | [INFO] [stderr] 88 | Err(why) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_why` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 47.19s [INFO] running `"docker" "inspect" "77a24770f682588c71f741c3b76c76ab41baabc990f3e309be630b88806229e7"` [INFO] running `"docker" "rm" "-f" "77a24770f682588c71f741c3b76c76ab41baabc990f3e309be630b88806229e7"` [INFO] [stdout] 77a24770f682588c71f741c3b76c76ab41baabc990f3e309be630b88806229e7 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "+1.44.0" "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] 69b8cc188cfc8f50958f3f60df9a9a40d835d504781d7de2b5d87b2c73281924 [INFO] running `"docker" "start" "-a" "69b8cc188cfc8f50958f3f60df9a9a40d835d504781d7de2b5d87b2c73281924"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling simple_merkle_tree_demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::sync::Mutex` [INFO] [stderr] --> src/server.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | use std::sync::Mutex; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:43:23 [INFO] [stderr] | [INFO] [stderr] 43 | type Future = Box>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `why` [INFO] [stderr] --> src/server.rs:88:21 [INFO] [stderr] | [INFO] [stderr] 88 | Err(why) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_why` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.37s [INFO] running `"docker" "inspect" "69b8cc188cfc8f50958f3f60df9a9a40d835d504781d7de2b5d87b2c73281924"` [INFO] running `"docker" "rm" "-f" "69b8cc188cfc8f50958f3f60df9a9a40d835d504781d7de2b5d87b2c73281924"` [INFO] [stdout] 69b8cc188cfc8f50958f3f60df9a9a40d835d504781d7de2b5d87b2c73281924 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "+1.44.0" "test" "--frozen"` [INFO] [stdout] 541a25943a133387fac08ab1b715fd0af0301c663be8d6d6c08f5cdb053eb3fa [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" "541a25943a133387fac08ab1b715fd0af0301c663be8d6d6c08f5cdb053eb3fa"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused import: `std::sync::Mutex` [INFO] [stderr] --> src/server.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | use std::sync::Mutex; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:43:23 [INFO] [stderr] | [INFO] [stderr] 43 | type Future = Box>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `why` [INFO] [stderr] --> src/server.rs:88:21 [INFO] [stderr] | [INFO] [stderr] 88 | Err(why) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_why` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.40s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/simple_merkle_tree_demo-229222ec995e1de6 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] thread '' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/main.rs:61:20 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55577721d524 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55577721d524 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55577721d524 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55577721d524 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x555777246fcc - core::fmt::write::hdaea18585065a96d [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x555777219393 - std::io::Write::write_fmt::h0cea70c809005252 [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x55577721fe05 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55577721fe05 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55577721fe05 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55577721fb42 - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x555777220462 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x55577722004b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x5557772459f1 - core::panicking::panic_fmt::h1ac71ad045d55416 [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 13: 0x555777245813 - core::option::expect_none_failed::hb40004d71d61b685 [INFO] [stderr] at src/libcore/option.rs:1268 [INFO] [stderr] 14: 0x555776f9fe1b - core::result::Result::unwrap::h0257952c38701ce4 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x555776f99f64 - simple_merkle_tree_demo::write_contents::h280516e9f9d8f0ff [INFO] [stderr] at src/main.rs:61 [INFO] [stderr] 16: 0x555776f9a8d0 - simple_merkle_tree_demo::process_directory::h2faa1873e42607d7 [INFO] [stderr] at src/main.rs:83 [INFO] [stderr] 17: 0x555776f9a4d8 - simple_merkle_tree_demo::process_directory::h2faa1873e42607d7 [INFO] [stderr] at src/main.rs:78 [INFO] [stderr] 18: 0x555776f9a4d8 - simple_merkle_tree_demo::process_directory::h2faa1873e42607d7 [INFO] [stderr] at src/main.rs:78 [INFO] [stderr] 19: 0x555776f9a4d8 - simple_merkle_tree_demo::process_directory::h2faa1873e42607d7 [INFO] [stderr] at src/main.rs:78 [INFO] [stderr] 20: 0x555776f9a4d8 - simple_merkle_tree_demo::process_directory::h2faa1873e42607d7 [INFO] [stderr] at src/main.rs:78 [INFO] [stderr] 21: 0x555776f9aef2 - simple_merkle_tree_demo::run::h7a4ea8ff43b80779 [INFO] [stderr] at src/main.rs:101 [INFO] [stderr] 22: 0x555776fa6c05 - simple_merkle_tree_demo::test::integration_test::{{closure}}::h5139d2b304acad0f [INFO] [stderr] at src/test.rs:81 [INFO] [stderr] 23: 0x555776fa4786 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb6c8c928cf47d674 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130 [INFO] [stderr] 24: 0x555776f9fcc6 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h727904a549efd345 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475 [INFO] [stderr] 25: 0x555776f93229 - as core::ops::function::FnOnce<()>>::call_once::hf9e6eb68a1cdfd0e [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stderr] 26: 0x555776fa21dc - std::panicking::try::do_call::h194d7ba656cab7ab [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stderr] 27: 0x555776fa285d - __rust_try [INFO] [stderr] 28: 0x555776fa1ff4 - std::panicking::try::h51d99f801c90409f [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stderr] 29: 0x555776f93b69 - std::panic::catch_unwind::h67cc47b1e79d41a0 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stderr] 30: 0x555776f9f7b8 - std::thread::Builder::spawn_unchecked::{{closure}}::h1dde67874ed9ffc0 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474 [INFO] [stderr] 31: 0x555776f96018 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8b128ad1ef5c2520 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stderr] 32: 0x5557772275ea - as core::ops::function::FnOnce>::call_once::h1f1fac7de7dd9691 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stderr] 33: 0x5557772275ea - as core::ops::function::FnOnce>::call_once::ha031f48633a6af54 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stderr] 34: 0x5557772275ea - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 35: 0x7f351d11d609 - start_thread [INFO] [stderr] 36: 0x7f351d029103 - __clone [INFO] [stderr] 37: 0x0 - [INFO] [stdout] test test::integration_test ... test test::integration_test has been running for over 60 seconds [INFO] [stdout] test test::integration_test ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test::integration_test stdout ---- [INFO] [stdout] thread 'test::integration_test' panicked at 'Timed out while waiting for file "data/.sha1" to be created', src/test.rs:35:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55577721d524 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55577721d524 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55577721d524 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55577721d524 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x555777246fcc - core::fmt::write::hdaea18585065a96d [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x555776fa7d55 - std::io::Write::write_fmt::h42f0550b6bd39c6e [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x555777216d71 - std::io::impls::>::write_fmt::h223d7b7033cad46d [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x55577721fe05 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55577721fe05 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55577721fe05 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55577721faeb - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x555777220462 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x55577722004b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x55577721ffbb - std::panicking::begin_panic_fmt::h3693eb684a4f728c [INFO] [stdout] at src/libstd/panicking.rs:373 [INFO] [stdout] 14: 0x555776fa5a93 - simple_merkle_tree_demo::test::wait_for_file_to_exist::h85ce6bd445e7f399 [INFO] [stdout] at src/test.rs:35 [INFO] [stdout] 15: 0x555776fa65b2 - simple_merkle_tree_demo::test::integration_test::h0c25478acd91cd3a [INFO] [stdout] at src/test.rs:88 [INFO] [stdout] 16: 0x555776fa61aa - simple_merkle_tree_demo::test::integration_test::{{closure}}::h6c43fb6e68846941 [INFO] [stdout] at src/test.rs:69 [INFO] [stdout] 17: 0x555776f9616e - core::ops::function::FnOnce::call_once::h807d53a15d5f3a35 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 18: 0x555776fcf1e6 - as core::ops::function::FnOnce>::call_once::hc165f65f4331a55c [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 19: 0x555776fcf1e6 - as core::ops::function::FnOnce<()>>::call_once::hb89f1f769cad07ce [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 20: 0x555776fcf1e6 - std::panicking::try::do_call::h104f7f3dae5a1b29 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 21: 0x555776fcf1e6 - std::panicking::try::h0e20f01361cba753 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 22: 0x555776fcf1e6 - std::panic::catch_unwind::h0bd0c84b5f4cd121 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 23: 0x555776fcf1e6 - test::run_test_in_process::hf34c22adfeb6853d [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 24: 0x555776fcf1e6 - test::run_test::run_test_inner::{{closure}}::h40d568b4c10a12f1 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 25: 0x555776fa7206 - std::sys_common::backtrace::__rust_begin_short_backtrace::hffd9774ad3f2d778 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 26: 0x555776fac595 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h4594020476cf52d4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475 [INFO] [stdout] 27: 0x555776fac595 - as core::ops::function::FnOnce<()>>::call_once::h9d0a6d45b73e29e4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 28: 0x555776fac595 - std::panicking::try::do_call::h902fd77b30bb3bb7 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 29: 0x555776fac595 - std::panicking::try::hc17d3a628e65d49d [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 30: 0x555776fac595 - std::panic::catch_unwind::h9c9d49cbb6b18017 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 31: 0x555776fac595 - std::thread::Builder::spawn_unchecked::{{closure}}::h6a6f5a333fd631a2 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474 [INFO] [stdout] 32: 0x555776fac595 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha6fb197e0ce57f73 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 33: 0x5557772275ea - as core::ops::function::FnOnce>::call_once::h1f1fac7de7dd9691 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 34: 0x5557772275ea - as core::ops::function::FnOnce>::call_once::ha031f48633a6af54 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 35: 0x5557772275ea - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 36: 0x7f351d11d609 - start_thread [INFO] [stdout] 37: 0x7f351d029103 - __clone [INFO] [stdout] 38: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test::integration_test [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin simple_merkle_tree_demo' [INFO] running `"docker" "inspect" "541a25943a133387fac08ab1b715fd0af0301c663be8d6d6c08f5cdb053eb3fa"` [INFO] running `"docker" "rm" "-f" "541a25943a133387fac08ab1b715fd0af0301c663be8d6d6c08f5cdb053eb3fa"` [INFO] [stdout] 541a25943a133387fac08ab1b715fd0af0301c663be8d6d6c08f5cdb053eb3fa