[INFO] fetching crate staart 0.1.7... [INFO] testing staart-0.1.7 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] extracting crate staart 0.1.7 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate staart 0.1.7 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate staart 0.1.7 [INFO] finished tweaking crates.io crate staart 0.1.7 [INFO] tweaked toml for crates.io crate staart 0.1.7 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate staart 0.1.7 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 8a7c0de0bc58955be56ab02f13b9a651976aecf2eeee82c6b2a97ebd068f309d [INFO] running `Command { std: "docker" "start" "-a" "8a7c0de0bc58955be56ab02f13b9a651976aecf2eeee82c6b2a97ebd068f309d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8a7c0de0bc58955be56ab02f13b9a651976aecf2eeee82c6b2a97ebd068f309d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a7c0de0bc58955be56ab02f13b9a651976aecf2eeee82c6b2a97ebd068f309d", kill_on_drop: false }` [INFO] [stdout] 8a7c0de0bc58955be56ab02f13b9a651976aecf2eeee82c6b2a97ebd068f309d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 3f3c6256e5b9b4aa189a7190bf66f24e1c2cd54a5986f7e992f87838a4ea723b [INFO] running `Command { std: "docker" "start" "-a" "3f3c6256e5b9b4aa189a7190bf66f24e1c2cd54a5986f7e992f87838a4ea723b", kill_on_drop: false }` [INFO] [stderr] Compiling staart v0.1.7 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "3f3c6256e5b9b4aa189a7190bf66f24e1c2cd54a5986f7e992f87838a4ea723b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f3c6256e5b9b4aa189a7190bf66f24e1c2cd54a5986f7e992f87838a4ea723b", kill_on_drop: false }` [INFO] [stdout] 3f3c6256e5b9b4aa189a7190bf66f24e1c2cd54a5986f7e992f87838a4ea723b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 9d58837f42d925998924a6a4342cb29aadedb9d756e7fd9ec784c3ace7a0a28a [INFO] running `Command { std: "docker" "start" "-a" "9d58837f42d925998924a6a4342cb29aadedb9d756e7fd9ec784c3ace7a0a28a", kill_on_drop: false }` [INFO] [stderr] Compiling staart v0.1.7 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `Command { std: "docker" "inspect" "9d58837f42d925998924a6a4342cb29aadedb9d756e7fd9ec784c3ace7a0a28a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d58837f42d925998924a6a4342cb29aadedb9d756e7fd9ec784c3ace7a0a28a", kill_on_drop: false }` [INFO] [stdout] 9d58837f42d925998924a6a4342cb29aadedb9d756e7fd9ec784c3ace7a0a28a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 2c2884c51ac4f9f9e0fa8c0899b47431a87ae57be997768a54f7c5346a8d4a28 [INFO] running `Command { std: "docker" "start" "-a" "2c2884c51ac4f9f9e0fa8c0899b47431a87ae57be997768a54f7c5346a8d4a28", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/staart-93c7cbf95d6417c5) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/staart-71e0120d9bdfa24d) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests staart [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 17) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 17) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'index out of bounds: the len is 1 but the index is 1', src/lib.rs:7:17 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55e10db76f20 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55e10db76f20 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55e10db76f20 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55e10db76f20 - ::fmt::h2a772198c4032452 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55e10db90c9c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x55e10db75465 - std::io::Write::write_fmt::h00f38d9eb2c32e02 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/io/mod.rs:1663:15 [INFO] [stdout] 6: 0x55e10db78b4b - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55e10db78b4b - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55e10db78b4b - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55e10db78621 - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x55e10db79214 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x55e10db78cf7 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x55e10db7741c - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55e10db78c59 - rust_begin_unwind [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x55e10db59fe1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55e10db59fa2 - core::panicking::panic_bounds_check::hc3a71010bf41c72d [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/panicking.rs:69:5 [INFO] [stdout] 16: 0x55e10db5d632 - >::index::h631256e0929c0909 [INFO] [stdout] 17: 0x55e10db5c029 - core::slice::index:: for [T]>::index::h6d115c9636928208 [INFO] [stdout] 18: 0x55e10db5d8cd - as core::ops::index::Index>::index::hd96ec8e2472caa01 [INFO] [stdout] 19: 0x55e10db5dc2d - rust_out::main::hc5c4bd4b37afa009 [INFO] [stdout] 20: 0x55e10db5b046 - core::ops::function::FnOnce::call_once::h521fd850d123dbe7 [INFO] [stdout] 21: 0x55e10db5ac79 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2e395e7d94d1c545 [INFO] [stdout] 22: 0x55e10db5ad1c - std::rt::lang_start::{{closure}}::h8ff733c4f186bd1e [INFO] [stdout] 23: 0x55e10db7971a - core::ops::function::impls:: for &F>::call_once::hcbe5785d54a49ce2 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 24: 0x55e10db7971a - std::panicking::try::do_call::h1c15e7ee8563c29d [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:401:40 [INFO] [stdout] 25: 0x55e10db7971a - std::panicking::try::hb8b07cef009cb4fc [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:365:19 [INFO] [stdout] 26: 0x55e10db7971a - std::panic::catch_unwind::h65a8efbe596bcbb1 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:434:14 [INFO] [stdout] 27: 0x55e10db7971a - std::rt::lang_start_internal::{{closure}}::h66ded7ab0f18e9fb [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/rt.rs:45:48 [INFO] [stdout] 28: 0x55e10db7971a - std::panicking::try::do_call::h29cafa65efb3f3f3 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:401:40 [INFO] [stdout] 29: 0x55e10db7971a - std::panicking::try::h412fc5378b4dbfc4 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:365:19 [INFO] [stdout] 30: 0x55e10db7971a - std::panic::catch_unwind::h555def6aac5bf192 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:434:14 [INFO] [stdout] 31: 0x55e10db7971a - std::rt::lang_start_internal::hfff48202d7fee6e3 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/rt.rs:45:20 [INFO] [stdout] 32: 0x55e10db5acf1 - std::rt::lang_start::ha5df9c28cc643a22 [INFO] [stdout] 33: 0x55e10db5df03 - main [INFO] [stdout] 34: 0x7fda9778f0b3 - __libc_start_main [INFO] [stdout] 35: 0x55e10db5a73e - _start [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 17) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "2c2884c51ac4f9f9e0fa8c0899b47431a87ae57be997768a54f7c5346a8d4a28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c2884c51ac4f9f9e0fa8c0899b47431a87ae57be997768a54f7c5346a8d4a28", kill_on_drop: false }` [INFO] [stdout] 2c2884c51ac4f9f9e0fa8c0899b47431a87ae57be997768a54f7c5346a8d4a28