[INFO] crate beep 0.2.1 is already in cache [INFO] testing beep-0.2.1 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] extracting crate beep 0.2.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate beep 0.2.1 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate beep 0.2.1 [INFO] finished tweaking crates.io crate beep 0.2.1 [INFO] tweaked toml for crates.io crate beep 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] c38614c29d0f481d81ff9e374117bfe431e617078498515724ca3f2eee896632 [INFO] running `Command { std: "docker" "start" "-a" "c38614c29d0f481d81ff9e374117bfe431e617078498515724ca3f2eee896632", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c38614c29d0f481d81ff9e374117bfe431e617078498515724ca3f2eee896632", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c38614c29d0f481d81ff9e374117bfe431e617078498515724ca3f2eee896632", kill_on_drop: false }` [INFO] [stdout] c38614c29d0f481d81ff9e374117bfe431e617078498515724ca3f2eee896632 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b35ca304e379b08984fcc4913c0f996d046b1853186b9a35ee9cea4b20de1287 [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" "b35ca304e379b08984fcc4913c0f996d046b1853186b9a35ee9cea4b20de1287", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling dimensioned v0.6.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling generic-array v0.5.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling beep v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.34s [INFO] running `Command { std: "docker" "inspect" "b35ca304e379b08984fcc4913c0f996d046b1853186b9a35ee9cea4b20de1287", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b35ca304e379b08984fcc4913c0f996d046b1853186b9a35ee9cea4b20de1287", kill_on_drop: false }` [INFO] [stdout] b35ca304e379b08984fcc4913c0f996d046b1853186b9a35ee9cea4b20de1287 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 641562de908e7fd5189a406940ed2eb08716eeef9a5a1f8eb3814333414c39da [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" "641562de908e7fd5189a406940ed2eb08716eeef9a5a1f8eb3814333414c39da", kill_on_drop: false }` [INFO] [stderr] Compiling beep v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `F` [INFO] [stdout] --> examples/song.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | let F = Hertz::new(2673.0f64); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_F` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `C` should have a snake case name [INFO] [stdout] --> examples/song.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | let C = Hertz::new(2093.0f64); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `D` should have a snake case name [INFO] [stdout] --> examples/song.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | let D = Hertz::new(2349.0f64); [INFO] [stdout] | ^ help: convert the identifier to snake case: `d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `E` should have a snake case name [INFO] [stdout] --> examples/song.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | let E = Hertz::new(2673.0f64); [INFO] [stdout] | ^ help: convert the identifier to snake case: `e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F` should have a snake case name [INFO] [stdout] --> examples/song.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | let F = Hertz::new(2673.0f64); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `G` should have a snake case name [INFO] [stdout] --> examples/song.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | let G = Hertz::new(3136.0f64); [INFO] [stdout] | ^ help: convert the identifier to snake case: `g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "641562de908e7fd5189a406940ed2eb08716eeef9a5a1f8eb3814333414c39da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "641562de908e7fd5189a406940ed2eb08716eeef9a5a1f8eb3814333414c39da", kill_on_drop: false }` [INFO] [stdout] 641562de908e7fd5189a406940ed2eb08716eeef9a5a1f8eb3814333414c39da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0bf182cfb5ffbd34b94e84faa1248f1f90a228222cec4a0107acbe9340fac721 [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" "0bf182cfb5ffbd34b94e84faa1248f1f90a228222cec4a0107acbe9340fac721", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `F` [INFO] [stderr] --> examples/song.rs:13:7 [INFO] [stderr] | [INFO] [stderr] 13 | let F = Hertz::new(2673.0f64); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_F` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `C` should have a snake case name [INFO] [stderr] --> examples/song.rs:10:7 [INFO] [stderr] | [INFO] [stderr] 10 | let C = Hertz::new(2093.0f64); [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `c` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `D` should have a snake case name [INFO] [stderr] --> examples/song.rs:11:7 [INFO] [stderr] | [INFO] [stderr] 11 | let D = Hertz::new(2349.0f64); [INFO] [stderr] | ^ help: convert the identifier to snake case: `d` [INFO] [stderr] [INFO] [stderr] warning: variable `E` should have a snake case name [INFO] [stderr] --> examples/song.rs:12:7 [INFO] [stderr] | [INFO] [stderr] 12 | let E = Hertz::new(2673.0f64); [INFO] [stderr] | ^ help: convert the identifier to snake case: `e` [INFO] [stderr] [INFO] [stderr] warning: variable `F` should have a snake case name [INFO] [stderr] --> examples/song.rs:13:7 [INFO] [stderr] | [INFO] [stderr] 13 | let F = Hertz::new(2673.0f64); [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `f` [INFO] [stderr] [INFO] [stderr] warning: variable `G` should have a snake case name [INFO] [stderr] --> examples/song.rs:14:7 [INFO] [stderr] | [INFO] [stderr] 14 | let G = Hertz::new(3136.0f64); [INFO] [stderr] | ^ help: convert the identifier to snake case: `g` [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/beep-06b58bdac67eb04d [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests beep [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - beep (line 30) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - beep (line 30) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'Could not open /dev/tty0: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:20:8 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55c9f93747a5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55c9f93747a5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55c9f93747a5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55c9f93747a5 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55c9f93918fc - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55c9f9372e72 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stdout] at src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x55c9f9376b60 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55c9f9376b60 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55c9f9376b60 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55c9f93768ac - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:217 [INFO] [stdout] 10: 0x55c9f93771a3 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 11: 0x55c9f9376d9b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 12: 0x55c9f9390d01 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 13: 0x55c9f9390b23 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 14: 0x55c9f936ebd9 - core::result::Result::expect::hee775f494e7e266c [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/result.rs:963 [INFO] [stdout] 15: 0x55c9f936e8ed - ::deref::__static_ref_initialize::h1b47a529796c372a [INFO] [stdout] at src/lib.rs:17 [INFO] [stdout] 16: 0x55c9f936e8ed - core::ops::function::FnOnce::call_once::h3af0d85325793af6 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 17: 0x55c9f936e22d - lazy_static::lazy::Lazy::get::{{closure}}::hfc3f040028ec1132 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/inline_lazy.rs:31 [INFO] [stdout] 18: 0x55c9f936deb5 - std::sync::once::Once::call_once::{{closure}}::h9906ead63f01749a [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sync/once.rs:264 [INFO] [stdout] 19: 0x55c9f937449a - std::sync::once::Once::call_inner::hfee175ed07eef8ad [INFO] [stdout] at src/libstd/sync/once.rs:416 [INFO] [stdout] 20: 0x55c9f936de31 - std::sync::once::Once::call_once::ha5af08f256e71c2a [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sync/once.rs:264 [INFO] [stdout] 21: 0x55c9f936dcf2 - lazy_static::lazy::Lazy::get::h69cc540b88b7af50 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/inline_lazy.rs:30 [INFO] [stdout] 22: 0x55c9f936dcf2 - ::deref::__stability::haea464feee141796 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/lib.rs:142 [INFO] [stdout] 23: 0x55c9f936dcf2 - ::deref::h37bc9aa2fc349925 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/lib.rs:144 [INFO] [stdout] 24: 0x55c9f936d464 - beep::beep::hd82f3a311c41ed5a [INFO] [stdout] 25: 0x55c9f936db4a - rust_out::main::h405f65324f7b53be [INFO] [stdout] 26: 0x55c9f936d303 - std::rt::lang_start::{{closure}}::h4b28e45528b64eb3 [INFO] [stdout] 27: 0x55c9f9377573 - std::rt::lang_start_internal::{{closure}}::h155f3093add35bce [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 28: 0x55c9f9377573 - std::panicking::try::do_call::h45f1f66ee6b987d6 [INFO] [stdout] at src/libstd/panicking.rs:348 [INFO] [stdout] 29: 0x55c9f9377573 - std::panicking::try::h0924dfb942cef7e3 [INFO] [stdout] at src/libstd/panicking.rs:325 [INFO] [stdout] 30: 0x55c9f9377573 - std::panic::catch_unwind::h883180846c5b53fa [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 31: 0x55c9f9377573 - std::rt::lang_start_internal::he9284d43a52786c5 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 32: 0x55c9f936d2e8 - std::rt::lang_start::hb412ec904ea47782 [INFO] [stdout] 33: 0x55c9f936dbeb - main [INFO] [stdout] 34: 0x7f830287b0b3 - __libc_start_main [INFO] [stdout] 35: 0x55c9f936d17e - _start [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - beep (line 30) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "0bf182cfb5ffbd34b94e84faa1248f1f90a228222cec4a0107acbe9340fac721", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bf182cfb5ffbd34b94e84faa1248f1f90a228222cec4a0107acbe9340fac721", kill_on_drop: false }` [INFO] [stdout] 0bf182cfb5ffbd34b94e84faa1248f1f90a228222cec4a0107acbe9340fac721