[INFO] fetching crate matroska 0.5.4... [INFO] testing matroska-0.5.4 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] extracting crate matroska 0.5.4 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate matroska 0.5.4 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate matroska 0.5.4 [INFO] finished tweaking crates.io crate matroska 0.5.4 [INFO] tweaked toml for crates.io crate matroska 0.5.4 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bitstream-io v0.8.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] add28f8e5b5203606891ea475be4e6c55275cb5d82888b946f7a1a47b2b353fc [INFO] running `Command { std: "docker" "start" "-a" "add28f8e5b5203606891ea475be4e6c55275cb5d82888b946f7a1a47b2b353fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "add28f8e5b5203606891ea475be4e6c55275cb5d82888b946f7a1a47b2b353fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "add28f8e5b5203606891ea475be4e6c55275cb5d82888b946f7a1a47b2b353fc", kill_on_drop: false }` [INFO] [stdout] add28f8e5b5203606891ea475be4e6c55275cb5d82888b946f7a1a47b2b353fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d0521711e8d29dd248760626d59e3c490fb790f742046c4d38e9683f4ec5eb7 [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" "4d0521711e8d29dd248760626d59e3c490fb790f742046c4d38e9683f4ec5eb7", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling syn v1.0.52 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling bitstream-io v0.8.5 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_macros v0.8.0 [INFO] [stderr] Compiling phf v0.8.0 [INFO] [stderr] Compiling matroska v0.5.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.16s [INFO] running `Command { std: "docker" "inspect" "4d0521711e8d29dd248760626d59e3c490fb790f742046c4d38e9683f4ec5eb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d0521711e8d29dd248760626d59e3c490fb790f742046c4d38e9683f4ec5eb7", kill_on_drop: false }` [INFO] [stdout] 4d0521711e8d29dd248760626d59e3c490fb790f742046c4d38e9683f4ec5eb7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7bc357ddcd8b42e459c371f5789ad1c24c0425d084a3f41a8e0cb8916f41d7c9 [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" "7bc357ddcd8b42e459c371f5789ad1c24c0425d084a3f41a8e0cb8916f41d7c9", kill_on_drop: false }` [INFO] [stderr] Compiling matroska v0.5.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.17s [INFO] running `Command { std: "docker" "inspect" "7bc357ddcd8b42e459c371f5789ad1c24c0425d084a3f41a8e0cb8916f41d7c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bc357ddcd8b42e459c371f5789ad1c24c0425d084a3f41a8e0cb8916f41d7c9", kill_on_drop: false }` [INFO] [stdout] 7bc357ddcd8b42e459c371f5789ad1c24c0425d084a3f41a8e0cb8916f41d7c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 48669c9dae35a89fa7df361b79d31cf2467d7e1456df49867683d759d254985c [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" "48669c9dae35a89fa7df361b79d31cf2467d7e1456df49867683d759d254985c", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/matroska-e2ba3457a40a4941 [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests matroska [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stdout] test src/lib.rs - (line 15) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 15) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:6:36 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x558ae998ae20 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x558ae998ae20 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x558ae998ae20 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x558ae998ae20 - ::fmt::h7881e3a580134f9a [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x558ae99a5b0c - core::fmt::write::h1857a60b204f1b6a [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x558ae9988c72 - std::io::Write::write_fmt::h24485de26f355188 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/io/mod.rs:1519:15 [INFO] [stdout] 6: 0x558ae998d0e5 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x558ae998d0e5 - std::sys_common::backtrace::print::hd22ac23fed5071c8 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x558ae998d0e5 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x558ae998cc3a - std::panicking::default_hook::hb08853b392b9404b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x558ae998d881 - std::panicking::rust_panic_with_hook::h3624ee29da369ede [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:591:17 [INFO] [stdout] 11: 0x558ae998d3c7 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:497:13 [INFO] [stdout] 12: 0x558ae998b2dc - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x558ae998d329 - rust_begin_unwind [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:493:5 [INFO] [stdout] 14: 0x558ae99a4eb1 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x558ae99a4cd3 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/option.rs:1268:5 [INFO] [stdout] 16: 0x558ae993c83b - core::result::Result::unwrap::he7acb558861e9a41 [INFO] [stdout] 17: 0x558ae993c954 - rust_out::main::h405f65324f7b53be [INFO] [stdout] 18: 0x558ae993c5a3 - core::ops::function::FnOnce::call_once::ha451af22024e1864 [INFO] [stdout] 19: 0x558ae993c1f9 - std::sys_common::backtrace::__rust_begin_short_backtrace::hefd8e56bf97a4afd [INFO] [stdout] 20: 0x558ae993c3d9 - std::rt::lang_start::{{closure}}::hee13be5f96bd7848 [INFO] [stdout] 21: 0x558ae998dca7 - core::ops::function::impls:: for &F>::call_once::h194d6aa01fb6b594 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 22: 0x558ae998dca7 - std::panicking::try::do_call::h4ef477456776cccb [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40 [INFO] [stdout] 23: 0x558ae998dca7 - std::panicking::try::h7f2121b6bb3bbca4 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19 [INFO] [stdout] 24: 0x558ae998dca7 - std::panic::catch_unwind::he974d0ca04309948 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14 [INFO] [stdout] 25: 0x558ae998dca7 - std::rt::lang_start_internal::h36e9e78490120b9f [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/rt.rs:51:25 [INFO] [stdout] 26: 0x558ae993c3b8 - std::rt::lang_start::h290408a3f91c6d5a [INFO] [stdout] 27: 0x558ae993ca6b - main [INFO] [stdout] 28: 0x7fcfe76190b3 - __libc_start_main [INFO] [stdout] 29: 0x558ae993c0ae - _start [INFO] [stdout] 30: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 15) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "48669c9dae35a89fa7df361b79d31cf2467d7e1456df49867683d759d254985c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48669c9dae35a89fa7df361b79d31cf2467d7e1456df49867683d759d254985c", kill_on_drop: false }` [INFO] [stdout] 48669c9dae35a89fa7df361b79d31cf2467d7e1456df49867683d759d254985c