[INFO] crate artifact_lib 0.2.1 is already in cache [INFO] testing artifact_lib-0.2.1 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate artifact_lib 0.2.1 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate artifact_lib 0.2.1 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate artifact_lib 0.2.1 [INFO] finished tweaking crates.io crate artifact_lib 0.2.1 [INFO] tweaked toml for crates.io crate artifact_lib 0.2.1 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2020-06-03" "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] 34e75482627495f876c1d31825ec2cd37237a93c43b758106edf72d611dce86d [INFO] running `"docker" "start" "-a" "34e75482627495f876c1d31825ec2cd37237a93c43b758106edf72d611dce86d"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling syn v1.0.30 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling cc v1.0.54 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling mac v0.1.1 [INFO] [stderr] Compiling gimli v0.21.0 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling utf-8 v0.7.5 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling object v0.19.0 [INFO] [stderr] Compiling encoding_rs v0.8.23 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling unicode-normalization v0.1.12 [INFO] [stderr] Compiling futf v0.1.4 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling directories v1.0.2 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling flate2 v1.0.14 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling tendril v0.4.1 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling openssl-sys v0.9.57 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling url v2.1.1 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling publicsuffix v1.5.4 [INFO] [stderr] Compiling cookie v0.12.0 [INFO] [stderr] Compiling addr2line v0.12.1 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling backtrace v0.3.48 [INFO] [stderr] Compiling serde_derive v1.0.111 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling hyper-tls v0.3.2 [INFO] [stderr] Compiling html5ever v0.22.5 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling serde_json v1.0.53 [INFO] [stderr] Compiling serde_urlencoded v0.5.5 [INFO] [stderr] Compiling cookie_store v0.7.0 [INFO] [stderr] Compiling markup5ever v0.7.5 [INFO] [stderr] Compiling reqwest v0.9.24 [INFO] [stderr] Compiling ammonia v1.2.0 [INFO] [stderr] Compiling artifact_serde v0.2.1 [INFO] [stderr] Compiling artifact_lib v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 33s [INFO] running `"docker" "inspect" "34e75482627495f876c1d31825ec2cd37237a93c43b758106edf72d611dce86d"` [INFO] running `"docker" "rm" "-f" "34e75482627495f876c1d31825ec2cd37237a93c43b758106edf72d611dce86d"` [INFO] [stdout] 34e75482627495f876c1d31825ec2cd37237a93c43b758106edf72d611dce86d [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2020-06-03" "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] db5235b19af392123d19f1faade3f09aca2e655e13d38a29b0340daddbb74d06 [INFO] running `"docker" "start" "-a" "db5235b19af392123d19f1faade3f09aca2e655e13d38a29b0340daddbb74d06"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling artifact_lib v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `my_deck` [INFO] [stderr] --> src/lib.rs:426:13 [INFO] [stderr] | [INFO] [stderr] 426 | let my_deck = my_artifact.get_deck(my_adc); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_deck` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 12.32s [INFO] running `"docker" "inspect" "db5235b19af392123d19f1faade3f09aca2e655e13d38a29b0340daddbb74d06"` [INFO] running `"docker" "rm" "-f" "db5235b19af392123d19f1faade3f09aca2e655e13d38a29b0340daddbb74d06"` [INFO] [stdout] db5235b19af392123d19f1faade3f09aca2e655e13d38a29b0340daddbb74d06 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 82e5d252bcc5016d35c4e78e66882adfd0f1ff7b1b14628d257e10b9e7324206 [INFO] running `"docker" "start" "-a" "82e5d252bcc5016d35c4e78e66882adfd0f1ff7b1b14628d257e10b9e7324206"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused variable: `my_deck` [INFO] [stderr] --> src/lib.rs:426:13 [INFO] [stderr] | [INFO] [stderr] 426 | let my_deck = my_artifact.get_deck(my_adc); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_deck` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.53s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/artifact_lib-bb6bd5b4adfffff2 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test tests::test_artifact ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::test_artifact stdout ---- [INFO] [stdout] thread 'tests::test_artifact' panicked at 'called `Result::unwrap()` on an `Err` value: "Error reading or creating directory: \"/root/.cache/artifact_lib\", No such file or directory (os error 2)"', src/lib.rs:200:25 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55e4e415ebc5 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55e4e415ebc5 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55e4e415ebc5 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55e4e415ebc5 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55e4e418990c - core::fmt::write::h935cb0ed4078a853 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55e4e3abeba5 - std::io::Write::write_fmt::h944a31ab04b0dfe4 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55e4e4155d21 - std::io::impls::>::write_fmt::h6bd94c41a9c566d2 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x55e4e4161420 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55e4e4161420 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55e4e4161420 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55e4e416111a - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55e4e4161a57 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 12: 0x55e4e416165b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 13: 0x55e4e41882a1 - core::panicking::panic_fmt::habd7df443069602c [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 14: 0x55e4e41880c3 - core::option::expect_none_failed::h721078758a086285 [INFO] [stdout] at src/libcore/option.rs:1272 [INFO] [stdout] 15: 0x55e4e3ab6bf0 - core::result::Result::unwrap::hcee57e1f22359c0d [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/result.rs:1005 [INFO] [stdout] 16: 0x55e4e3a395da - artifact_lib::Artifact::new::h8ba58e24d1428755 [INFO] [stdout] at src/lib.rs:200 [INFO] [stdout] 17: 0x55e4e3ab9bd4 - artifact_lib::tests::test_artifact::hf327b6dddfd6fd14 [INFO] [stdout] at src/lib.rs:416 [INFO] [stdout] 18: 0x55e4e3ab9baa - artifact_lib::tests::test_artifact::{{closure}}::h2263ab0da36c4d7a [INFO] [stdout] at src/lib.rs:415 [INFO] [stdout] 19: 0x55e4e3a9c34e - core::ops::function::FnOnce::call_once::hf5923fae4ab1fa13 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/ops/function.rs:232 [INFO] [stdout] 20: 0x55e4e3ae5f92 - as core::ops::function::FnOnce>::call_once::hd23431bd7b767a0c [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076 [INFO] [stdout] 21: 0x55e4e3ae5f92 - as core::ops::function::FnOnce<()>>::call_once::h6986d2e83b783a4e [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:318 [INFO] [stdout] 22: 0x55e4e3ae5f92 - std::panicking::try::do_call::haee67871ebe8ee92 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:297 [INFO] [stdout] 23: 0x55e4e3ae5f92 - std::panicking::try::hcba534043f17f42d [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:274 [INFO] [stdout] 24: 0x55e4e3ae5f92 - std::panic::catch_unwind::h6908c2ae7517b434 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x55e4e3ae5f92 - test::run_test_in_process::h66277a63b8267865 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 26: 0x55e4e3ae5f92 - test::run_test::run_test_inner::{{closure}}::h591f321b83c3f302 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 27: 0x55e4e3abe066 - std::sys_common::backtrace::__rust_begin_short_backtrace::h843e47ea29613666 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 28: 0x55e4e3ac3605 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::ha6c43669df0cbe25 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/thread/mod.rs:475 [INFO] [stdout] 29: 0x55e4e3ac3605 - as core::ops::function::FnOnce<()>>::call_once::hc86e5439e615a14a [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:318 [INFO] [stdout] 30: 0x55e4e3ac3605 - std::panicking::try::do_call::h4b45bcf4d5d82a80 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:297 [INFO] [stdout] 31: 0x55e4e3ac3605 - std::panicking::try::h297c0c407d3f8196 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:274 [INFO] [stdout] 32: 0x55e4e3ac3605 - std::panic::catch_unwind::h877baa9fbef2eafe [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x55e4e3ac3605 - std::thread::Builder::spawn_unchecked::{{closure}}::hdb000626ad29158a [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/thread/mod.rs:474 [INFO] [stdout] 34: 0x55e4e3ac3605 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h87e786b011f05b5c [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/ops/function.rs:232 [INFO] [stdout] 35: 0x55e4e4168b6a - as core::ops::function::FnOnce>::call_once::hfc5c0e64036d1b09 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076 [INFO] [stdout] 36: 0x55e4e4168b6a - as core::ops::function::FnOnce>::call_once::hf3d73184efc070c1 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076 [INFO] [stdout] 37: 0x55e4e4168b6a - std::sys::unix::thread::Thread::new::thread_start::hb9eb749d91dfe8e2 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 38: 0x7fe0f5f94609 - start_thread [INFO] [stdout] 39: 0x7fe0f5e9e103 - __clone [INFO] [stdout] 40: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::test_artifact [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "82e5d252bcc5016d35c4e78e66882adfd0f1ff7b1b14628d257e10b9e7324206"` [INFO] running `"docker" "rm" "-f" "82e5d252bcc5016d35c4e78e66882adfd0f1ff7b1b14628d257e10b9e7324206"` [INFO] [stdout] 82e5d252bcc5016d35c4e78e66882adfd0f1ff7b1b14628d257e10b9e7324206