[INFO] fetching crate zoea 0.0.9... [INFO] testing zoea-0.0.9 against 1.49.0 for beta-1.50-1 [INFO] extracting crate zoea 0.0.9 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate zoea 0.0.9 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate zoea 0.0.9 [INFO] finished tweaking crates.io crate zoea 0.0.9 [INFO] tweaked toml for crates.io crate zoea 0.0.9 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ebd68cd564dd89a42e0ceaaf360c8d9bdb2742abee375cb2b759f5339a3b1ee5 [INFO] running `Command { std: "docker" "start" "-a" "ebd68cd564dd89a42e0ceaaf360c8d9bdb2742abee375cb2b759f5339a3b1ee5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ebd68cd564dd89a42e0ceaaf360c8d9bdb2742abee375cb2b759f5339a3b1ee5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebd68cd564dd89a42e0ceaaf360c8d9bdb2742abee375cb2b759f5339a3b1ee5", kill_on_drop: false }` [INFO] [stdout] ebd68cd564dd89a42e0ceaaf360c8d9bdb2742abee375cb2b759f5339a3b1ee5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 687fb6320fc56aa17d454e11372154cfbe5498e37b96e1b71072c1f295eec8d7 [INFO] running `Command { std: "docker" "start" "-a" "687fb6320fc56aa17d454e11372154cfbe5498e37b96e1b71072c1f295eec8d7", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling curl v0.4.34 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling seahash v4.0.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling openssl-sys v0.9.60 [INFO] [stderr] Compiling curl-sys v0.4.39+curl-7.74.0 [INFO] [stderr] Compiling sqlite3-src v0.2.12 [INFO] [stderr] Compiling matrixmultiply v0.2.4 [INFO] [stderr] Compiling socket2 v0.3.19 [INFO] [stderr] Compiling porter-stemmer v0.1.2 [INFO] [stderr] Compiling generic-array v0.13.2 [INFO] [stderr] Compiling rand_distr v0.2.2 [INFO] [stderr] Compiling sqlite3-sys v0.12.0 [INFO] [stderr] Compiling sqlite v0.25.3 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling paste v0.1.18 [INFO] [stderr] Compiling simba v0.1.5 [INFO] [stderr] Compiling nalgebra v0.21.1 [INFO] [stderr] Compiling rust-stemmers v1.2.0 [INFO] [stderr] Compiling zoea v0.0.9 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 05s [INFO] running `Command { std: "docker" "inspect" "687fb6320fc56aa17d454e11372154cfbe5498e37b96e1b71072c1f295eec8d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "687fb6320fc56aa17d454e11372154cfbe5498e37b96e1b71072c1f295eec8d7", kill_on_drop: false }` [INFO] [stdout] 687fb6320fc56aa17d454e11372154cfbe5498e37b96e1b71072c1f295eec8d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 18ec72dc1a3d750af00cde5290c1d30cdceadceaffff54733b72fdd1d20b5606 [INFO] running `Command { std: "docker" "start" "-a" "18ec72dc1a3d750af00cde5290c1d30cdceadceaffff54733b72fdd1d20b5606", kill_on_drop: false }` [INFO] [stderr] Compiling zoea v0.0.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `keys` [INFO] [stdout] --> src/kv_database.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | let keys = list_keys(&db); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_keys` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `non_value` [INFO] [stdout] --> src/kv_database.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | let non_value = get(&db, &non_key); // returns String::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_non_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.10s [INFO] running `Command { std: "docker" "inspect" "18ec72dc1a3d750af00cde5290c1d30cdceadceaffff54733b72fdd1d20b5606", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18ec72dc1a3d750af00cde5290c1d30cdceadceaffff54733b72fdd1d20b5606", kill_on_drop: false }` [INFO] [stdout] 18ec72dc1a3d750af00cde5290c1d30cdceadceaffff54733b72fdd1d20b5606 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f16ddd2c3eee063944d18740acd1e92dcd05c9ff09c281f7ed7dc2da820f73c2 [INFO] running `Command { std: "docker" "start" "-a" "f16ddd2c3eee063944d18740acd1e92dcd05c9ff09c281f7ed7dc2da820f73c2", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused variable: `keys` [INFO] [stdout] running 5 tests [INFO] [stderr] --> src/kv_database.rs:75:9 [INFO] [stdout] test hash::demo ... ok [INFO] [stderr] | [INFO] [stdout] test hash::str_or_string ... ok [INFO] [stderr] 75 | let keys = list_keys(&db); [INFO] [stdout] test nlp::demo ... ok [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_keys` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `non_value` [INFO] [stderr] --> src/kv_database.rs:78:9 [INFO] [stderr] | [INFO] [stderr] 78 | let non_value = get(&db, &non_key); // returns String::new(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_non_value` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/zoea-23118c3a4cafff03 [INFO] [stdout] test kv_database::readme_demo ... FAILED [INFO] [stdout] test web::str_vs_string ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- kv_database::readme_demo stdout ---- [INFO] [stdout] thread 'kv_database::readme_demo' panicked at 'called `Result::unwrap()` on an `Err` value: Error { code: Some(14), message: Some("unable to open database file") }', src/kv_database.rs:5:45 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x563f27345dd0 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stdout] 1: 0x563f27345dd0 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x563f27345dd0 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x563f27345dd0 - ::fmt::he009dcaaa75eed60 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x563f2736979c - core::fmt::write::h77b4746b0dea1dd3 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x563f2720ea76 - std::io::Write::write_fmt::h3a40d9c04f88bb58 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15 [INFO] [stdout] 6: 0x563f2733fe9d - std::io::impls::>::write_fmt::h1b3d263673641f53 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/impls.rs:179:9 [INFO] [stdout] 7: 0x563f273484a5 - std::sys_common::backtrace::_print::h2d880c9e69a21be9 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 8: 0x563f273484a5 - std::sys_common::backtrace::print::h5f02b1bb49f36879 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 9: 0x563f273484a5 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50 [INFO] [stdout] 10: 0x563f273480f2 - std::panicking::default_hook::hb52d73f0da9a4bb8 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:224:9 [INFO] [stdout] 11: 0x563f27348c41 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17 [INFO] [stdout] 12: 0x563f27348787 - std::panicking::begin_panic_handler::{{closure}}::h42939e004b32765c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:499:13 [INFO] [stdout] 13: 0x563f2734628c - std::sys_common::backtrace::__rust_end_short_backtrace::h9d2070f7bf9fd56c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 14: 0x563f273486e9 - rust_begin_unwind [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:495:5 [INFO] [stdout] 15: 0x563f27368101 - core::panicking::panic_fmt::ha0bb065d9a260792 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/panicking.rs:92:14 [INFO] [stdout] 16: 0x563f27367f23 - core::option::expect_none_failed::h7e1dd0a94971eb61 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/option.rs:1268:5 [INFO] [stdout] 17: 0x563f27202cf9 - core::result::Result::unwrap::hf81cd16241766d76 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/result.rs:973:23 [INFO] [stdout] 18: 0x563f27203758 - zoea::kv_database::conn_init::h5c27a2725accbf37 [INFO] [stdout] at /opt/rustwide/workdir/src/kv_database.rs:5:22 [INFO] [stdout] 19: 0x563f272037f9 - zoea::kv_database::set::hb4bcc3c6ed7eb73e [INFO] [stdout] at /opt/rustwide/workdir/src/kv_database.rs:15:22 [INFO] [stdout] 20: 0x563f2720412f - zoea::kv_database::readme_demo::he34d7b8bc7661ab5 [INFO] [stdout] at /opt/rustwide/workdir/src/kv_database.rs:70:5 [INFO] [stdout] 21: 0x563f272040aa - zoea::kv_database::readme_demo::{{closure}}::he1c8a6f2a90e7702 [INFO] [stdout] at /opt/rustwide/workdir/src/kv_database.rs:65:1 [INFO] [stdout] 22: 0x563f272004fe - core::ops::function::FnOnce::call_once::h45d2977cd1203f21 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 23: 0x563f272365c3 - core::ops::function::FnOnce::call_once::hdbd2235b6243db3d [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 24: 0x563f272365c3 - test::__rust_begin_short_backtrace::hb1dea1c208110812 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:517:5 [INFO] [stdout] 25: 0x563f27234a6a - as core::ops::function::FnOnce>::call_once::h5d11a40efef721f2 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 26: 0x563f27234a6a - as core::ops::function::FnOnce<()>>::call_once::h23961df98af0bc5a [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9 [INFO] [stdout] 27: 0x563f27234a6a - std::panicking::try::do_call::h6390646e3de3fb9e [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 28: 0x563f27234a6a - std::panicking::try::hc531439ab6159192 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 29: 0x563f27234a6a - std::panic::catch_unwind::h859d8bdaf9b4855c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 30: 0x563f27234a6a - test::run_test_in_process::hae60aa74417e3abc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:544:18 [INFO] [stdout] 31: 0x563f27234a6a - test::run_test::run_test_inner::{{closure}}::hf48c86652c4a151d [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:450:39 [INFO] [stdout] 32: 0x563f2720ddf6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb82b392232b8bd1f [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 33: 0x563f27212df3 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h79ca9e9abe157956 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 34: 0x563f27212df3 - as core::ops::function::FnOnce<()>>::call_once::ha12f1f228780a4f7 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9 [INFO] [stdout] 35: 0x563f27212df3 - std::panicking::try::do_call::h722bb7416d021cdc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 36: 0x563f27212df3 - std::panicking::try::h78e5abca71ac7cac [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 37: 0x563f27212df3 - std::panic::catch_unwind::h95162588bd0fa090 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 38: 0x563f27212df3 - std::thread::Builder::spawn_unchecked::{{closure}}::h64da5c4b9acc58dc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 39: 0x563f27212df3 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7a8c588ad0b69edb [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 40: 0x563f2734f16a - as core::ops::function::FnOnce>::call_once::h09ff301006f1aeca [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 41: 0x563f2734f16a - as core::ops::function::FnOnce>::call_once::he79488c8f00b5f31 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 42: 0x563f2734f16a - std::sys::unix::thread::Thread::new::thread_start::h587efff279c68ba7 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 43: 0x7f2c267ab609 - start_thread [INFO] [stdout] 44: 0x7f2c2657d293 - clone [INFO] [stdout] 45: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- web::str_vs_string stdout ---- [INFO] [stdout] thread 'web::str_vs_string' panicked at 'called `Result::unwrap()` on an `Err` value: Error { description: "Couldn\'t resolve host name", code: 6, extra: Some("Could not resolve host: dummy.restapiexample.com") }', src/web.rs:23:24 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x563f27345dd0 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stdout] 1: 0x563f27345dd0 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x563f27345dd0 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x563f27345dd0 - ::fmt::he009dcaaa75eed60 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x563f2736979c - core::fmt::write::h77b4746b0dea1dd3 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x563f2720ea76 - std::io::Write::write_fmt::h3a40d9c04f88bb58 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15 [INFO] [stdout] 6: 0x563f2733fe9d - std::io::impls::>::write_fmt::h1b3d263673641f53 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/impls.rs:179:9 [INFO] [stdout] 7: 0x563f273484a5 - std::sys_common::backtrace::_print::h2d880c9e69a21be9 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 8: 0x563f273484a5 - std::sys_common::backtrace::print::h5f02b1bb49f36879 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 9: 0x563f273484a5 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50 [INFO] [stdout] 10: 0x563f273480f2 - std::panicking::default_hook::hb52d73f0da9a4bb8 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:224:9 [INFO] [stdout] 11: 0x563f27348c41 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17 [INFO] [stdout] 12: 0x563f27348787 - std::panicking::begin_panic_handler::{{closure}}::h42939e004b32765c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:499:13 [INFO] [stdout] 13: 0x563f2734628c - std::sys_common::backtrace::__rust_end_short_backtrace::h9d2070f7bf9fd56c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 14: 0x563f273486e9 - rust_begin_unwind [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:495:5 [INFO] [stdout] 15: 0x563f27368101 - core::panicking::panic_fmt::ha0bb065d9a260792 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/panicking.rs:92:14 [INFO] [stdout] 16: 0x563f27367f23 - core::option::expect_none_failed::h7e1dd0a94971eb61 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/option.rs:1268:5 [INFO] [stdout] 17: 0x563f27202c53 - core::result::Result::unwrap::hb357fb3e04ea6357 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/result.rs:973:23 [INFO] [stdout] 18: 0x563f27207ceb - zoea::web::get_url::h00235b6077dd4b1d [INFO] [stdout] at /opt/rustwide/workdir/src/web.rs:23:5 [INFO] [stdout] 19: 0x563f27207eae - zoea::web::str_vs_string::h269479640e26cab5 [INFO] [stdout] at /opt/rustwide/workdir/src/web.rs:34:14 [INFO] [stdout] 20: 0x563f27207e5a - zoea::web::str_vs_string::{{closure}}::h6e3ec26bf911f4f3 [INFO] [stdout] at /opt/rustwide/workdir/src/web.rs:31:1 [INFO] [stdout] 21: 0x563f2720055e - core::ops::function::FnOnce::call_once::h652d0f2f8b702ec4 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 22: 0x563f272365c3 - core::ops::function::FnOnce::call_once::hdbd2235b6243db3d [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 23: 0x563f272365c3 - test::__rust_begin_short_backtrace::hb1dea1c208110812 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:517:5 [INFO] [stdout] 24: 0x563f27234a6a - as core::ops::function::FnOnce>::call_once::h5d11a40efef721f2 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 25: 0x563f27234a6a - as core::ops::function::FnOnce<()>>::call_once::h23961df98af0bc5a [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9 [INFO] [stdout] 26: 0x563f27234a6a - std::panicking::try::do_call::h6390646e3de3fb9e [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 27: 0x563f27234a6a - std::panicking::try::hc531439ab6159192 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 28: 0x563f27234a6a - std::panic::catch_unwind::h859d8bdaf9b4855c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 29: 0x563f27234a6a - test::run_test_in_process::hae60aa74417e3abc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:544:18 [INFO] [stdout] 30: 0x563f27234a6a - test::run_test::run_test_inner::{{closure}}::hf48c86652c4a151d [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:450:39 [INFO] [stdout] 31: 0x563f2720ddf6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb82b392232b8bd1f [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 32: 0x563f27212df3 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h79ca9e9abe157956 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 33: 0x563f27212df3 - as core::ops::function::FnOnce<()>>::call_once::ha12f1f228780a4f7 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9 [INFO] [stdout] 34: 0x563f27212df3 - std::panicking::try::do_call::h722bb7416d021cdc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 35: 0x563f27212df3 - std::panicking::try::h78e5abca71ac7cac [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 36: 0x563f27212df3 - std::panic::catch_unwind::h95162588bd0fa090 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 37: 0x563f27212df3 - std::thread::Builder::spawn_unchecked::{{closure}}::h64da5c4b9acc58dc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 38: 0x563f27212df3 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7a8c588ad0b69edb [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 39: 0x563f2734f16a - as core::ops::function::FnOnce>::call_once::h09ff301006f1aeca [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 40: 0x563f2734f16a - as core::ops::function::FnOnce>::call_once::he79488c8f00b5f31 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 41: 0x563f2734f16a - std::sys::unix::thread::Thread::new::thread_start::h587efff279c68ba7 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 42: 0x7f2c267ab609 - start_thread [INFO] [stdout] 43: 0x7f2c2657d293 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] kv_database::readme_demo [INFO] [stdout] web::str_vs_string [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "f16ddd2c3eee063944d18740acd1e92dcd05c9ff09c281f7ed7dc2da820f73c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f16ddd2c3eee063944d18740acd1e92dcd05c9ff09c281f7ed7dc2da820f73c2", kill_on_drop: false }` [INFO] [stdout] f16ddd2c3eee063944d18740acd1e92dcd05c9ff09c281f7ed7dc2da820f73c2