[INFO] cloning repository https://github.com/poanetwork/poa-bridge [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/poanetwork/poa-bridge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoanetwork%2Fpoa-bridge", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoanetwork%2Fpoa-bridge'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 924e0ad79c216eac139b600d466d39c9f530dcda [INFO] checking poanetwork/poa-bridge against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoanetwork%2Fpoa-bridge" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/poanetwork/poa-bridge on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/poanetwork/poa-bridge [INFO] finished tweaking git repo https://github.com/poanetwork/poa-bridge [INFO] tweaked toml for git repo https://github.com/poanetwork/poa-bridge written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/poanetwork/poa-bridge already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2213d523b5f009c841a5fefaba2087c911ac5e43e5bc99858f9dec128d7a83ae [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2213d523b5f009c841a5fefaba2087c911ac5e43e5bc99858f9dec128d7a83ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2213d523b5f009c841a5fefaba2087c911ac5e43e5bc99858f9dec128d7a83ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2213d523b5f009c841a5fefaba2087c911ac5e43e5bc99858f9dec128d7a83ae", kill_on_drop: false }` [INFO] [stdout] 2213d523b5f009c841a5fefaba2087c911ac5e43e5bc99858f9dec128d7a83ae [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 288548a0cce5a3c386d273f86feac7f3572fd0b31855a4199dc46a54c0c2e73a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "288548a0cce5a3c386d273f86feac7f3572fd0b31855a4199dc46a54c0c2e73a", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Checking byteorder v1.2.2 [INFO] [stderr] Checking serde v1.0.43 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling crunchy v0.1.6 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking rustc-hex v1.0.0 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling regex v0.2.10 [INFO] [stderr] Checking ethcore-bytes v0.1.0 (http://github.com/paritytech/parity?rev=991f0ca#991f0cac) [INFO] [stderr] Checking scoped-tls v0.1.1 [INFO] [stderr] Checking rustc-demangle v0.1.7 [INFO] [stderr] Compiling bigint v4.3.0 [INFO] [stderr] Compiling getopts v0.2.17 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking num-traits v0.2.2 [INFO] [stderr] Checking try-lock v0.1.0 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking edit-distance v2.0.1 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking quick-error v1.2.1 [INFO] [stderr] Compiling openssl v0.9.24 [INFO] [stderr] Checking hamming v0.1.3 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking primal-estimate v0.2.1 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling crunchy v0.2.1 [INFO] [stderr] Compiling unicode-segmentation v1.2.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking xdg v2.1.0 [INFO] [stderr] Checking bitflags v1.0.2 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Checking unexpected v0.1.0 (http://github.com/paritytech/parity?rev=991f0ca#991f0cac) [INFO] [stderr] Checking protobuf v1.5.1 [INFO] [stderr] Checking subtle v0.5.1 [INFO] [stderr] Checking slab v0.2.0 [INFO] [stderr] Checking macros v0.1.0 (http://github.com/paritytech/parity?rev=991f0ca#991f0cac) [INFO] [stderr] Checking siphasher v0.1.3 [INFO] [stderr] Checking ethabi-contract v5.1.0 [INFO] [stderr] Checking crossbeam v0.3.2 [INFO] [stderr] Checking transient-hashmap v0.4.1 [INFO] [stderr] Checking table v0.1.0 (http://github.com/paritytech/parity?rev=991f0ca#991f0cac) [INFO] [stderr] Checking using_queue v0.1.0 (http://github.com/paritytech/parity?rev=991f0ca#991f0cac) [INFO] [stderr] Checking difference v1.0.0 [INFO] [stderr] Checking stop-guard v0.1.0 (http://github.com/paritytech/parity?rev=991f0ca#991f0cac) [INFO] [stderr] Compiling bridge-cli v0.3.0 (/opt/rustwide/workdir/cli) [INFO] [stderr] Compiling integration-tests v0.1.0 (/opt/rustwide/workdir/integration-tests) [INFO] [stderr] Checking version v3.0.0 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking crossbeam-utils v0.3.2 [INFO] [stderr] Compiling proc-macro2 v0.3.7 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Checking relay v0.1.1 [INFO] [stderr] Checking futures-timer v0.1.1 [INFO] [stderr] Checking regex-syntax v0.5.5 [INFO] [stderr] Checking tokio-timer v0.1.2 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Checking base64 v0.9.1 [INFO] [stderr] Checking base64 v0.5.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking itertools v0.5.10 [INFO] [stderr] Checking itertools v0.7.8 [INFO] [stderr] Compiling pulldown-cmark v0.0.3 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking isatty v0.1.7 [INFO] [stderr] Checking atty v0.2.9 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Checking nix v0.9.0 [INFO] [stderr] Checking humantime v1.1.1 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking primal-bit v0.2.4 [INFO] [stderr] Compiling ws2_32-sys v0.2.1 [INFO] [stderr] Checking num-integer v0.1.36 [INFO] [stderr] Checking app_dirs v1.2.1 [INFO] [stderr] Compiling heck v0.3.0 [INFO] [stderr] Compiling heapsize v0.4.2 [INFO] [stderr] Checking tokio-timer v0.2.1 [INFO] [stderr] Checking pretty_assertions v0.2.1 [INFO] [stderr] Checking ethcore-bloom-journal v0.1.0 (http://github.com/paritytech/parity?rev=991f0ca#991f0cac) [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking want v0.0.4 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Checking crossbeam-epoch v0.4.1 [INFO] [stderr] error: failed to run custom build command for `integration-tests v0.1.0 (/opt/rustwide/workdir/integration-tests)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/integration-tests-0536e2c8dc2138bb/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed=../contracts/BridgrableToken.sol [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at '`solc` executable not found in `$PATH`. `solc` is required to compile the bridge contracts. please install it: https://solidity.readthedocs.io/en/develop/installing-solidity.html', integration-tests/build.rs:29:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55f3d3afc7f7 - std::backtrace_rs::backtrace::libunwind::trace::h8bc78f7bc1f75bdb [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55f3d3afc7f7 - std::backtrace_rs::backtrace::trace_unsynchronized::ha4c961c9576f95ba [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55f3d3afc7f7 - std::sys_common::backtrace::_print_fmt::hc20cfdc233d6eb02 [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55f3d3afc7f7 - ::fmt::h04bea14549780a0f [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55f3d3b16a9c - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/core/src/fmt/mod.rs:1096:17 [INFO] [stderr] 5: 0x55f3d3afa5c2 - std::io::Write::write_fmt::h55dd75636eef6a5c [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/io/mod.rs:1568:15 [INFO] [stderr] 6: 0x55f3d3afe525 - std::sys_common::backtrace::_print::h6439e8525077c7da [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55f3d3afe525 - std::sys_common::backtrace::print::h02b685f728ce3931 [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55f3d3afe525 - std::panicking::default_hook::{{closure}}::h7c29625065fafae1 [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55f3d3afe083 - std::panicking::default_hook::hba441710bb71f4d5 [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55f3d3afecc1 - std::panicking::rust_panic_with_hook::ha936eb00e51bc4d9 [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55f3d3ae126a - std::panicking::begin_panic::{{closure}}::hcc729bed147fb995 [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panicking.rs:520:9 [INFO] [stderr] 12: 0x55f3d3adbc88 - std::sys_common::backtrace::__rust_end_short_backtrace::he2770f16586c6f6a [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55f3d3ae11a7 - std::panicking::begin_panic::h0e2b9c1b5ca78823 [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panicking.rs:519:12 [INFO] [stderr] 14: 0x55f3d3ae103c - build_script_build::main::h11356b564beab7c3 [INFO] [stderr] at /opt/rustwide/workdir/integration-tests/build.rs:29:5 [INFO] [stderr] 15: 0x55f3d3adc95b - core::ops::function::FnOnce::call_once::h923d4557bdfb578a [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x55f3d3adbcbe - std::sys_common::backtrace::__rust_begin_short_backtrace::habb87d5efba0bed8 [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x55f3d3adbd61 - std::rt::lang_start::{{closure}}::h7444dea359c97389 [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/rt.rs:66:18 [INFO] [stderr] 18: 0x55f3d3aff0e7 - core::ops::function::impls:: for &F>::call_once::h7c92107c3c98a949 [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 19: 0x55f3d3aff0e7 - std::panicking::try::do_call::h7454c57e8fbf0cc1 [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panicking.rs:379:40 [INFO] [stderr] 20: 0x55f3d3aff0e7 - std::panicking::try::he71cdc15ed83b5ec [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panicking.rs:343:19 [INFO] [stderr] 21: 0x55f3d3aff0e7 - std::panic::catch_unwind::hfc08ddb043e6e18c [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panic.rs:396:14 [INFO] [stderr] 22: 0x55f3d3aff0e7 - std::rt::lang_start_internal::he4958117ec6901fd [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/rt.rs:51:25 [INFO] [stderr] 23: 0x55f3d3adbd37 - std::rt::lang_start::hd1c501ba50e9df5f [INFO] [stderr] at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/rt.rs:65:5 [INFO] [stderr] 24: 0x55f3d3ae113a - main [INFO] [stderr] 25: 0x7ff75ea4d0b3 - __libc_start_main [INFO] [stderr] 26: 0x55f3d3ada09e - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "288548a0cce5a3c386d273f86feac7f3572fd0b31855a4199dc46a54c0c2e73a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "288548a0cce5a3c386d273f86feac7f3572fd0b31855a4199dc46a54c0c2e73a", kill_on_drop: false }` [INFO] [stdout] 288548a0cce5a3c386d273f86feac7f3572fd0b31855a4199dc46a54c0c2e73a