[INFO] cloning repository https://github.com/jswrenn/beep [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jswrenn/beep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjswrenn%2Fbeep"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjswrenn%2Fbeep'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] cbf38e06405ab80b2a22d6dc1d10da7a5216152b [INFO] testing jswrenn/beep against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjswrenn%2Fbeep" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jswrenn/beep on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jswrenn/beep [INFO] finished tweaking git repo https://github.com/jswrenn/beep [INFO] tweaked toml for git repo https://github.com/jswrenn/beep written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/jswrenn/beep already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.44.0" "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] c3639aef2f8e491d09795c5ea95f7feb0d0644e439db6e6236af055af2bf7141 [INFO] running `"docker" "start" "-a" "c3639aef2f8e491d09795c5ea95f7feb0d0644e439db6e6236af055af2bf7141"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling dimensioned v0.6.0 [INFO] [stderr] Compiling generic-array v0.5.1 [INFO] [stderr] Compiling beep v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.49s [INFO] running `"docker" "inspect" "c3639aef2f8e491d09795c5ea95f7feb0d0644e439db6e6236af055af2bf7141"` [INFO] running `"docker" "rm" "-f" "c3639aef2f8e491d09795c5ea95f7feb0d0644e439db6e6236af055af2bf7141"` [INFO] [stdout] c3639aef2f8e491d09795c5ea95f7feb0d0644e439db6e6236af055af2bf7141 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.44.0" "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] 3bb3b0ba9e6a0dd89e196b63c8de00b7b3fd783393bb6e620ef1798a62c6e9d3 [INFO] running `"docker" "start" "-a" "3bb3b0ba9e6a0dd89e196b63c8de00b7b3fd783393bb6e620ef1798a62c6e9d3"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling beep v0.2.1 (/opt/rustwide/workdir) [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 0.96s [INFO] running `"docker" "inspect" "3bb3b0ba9e6a0dd89e196b63c8de00b7b3fd783393bb6e620ef1798a62c6e9d3"` [INFO] running `"docker" "rm" "-f" "3bb3b0ba9e6a0dd89e196b63c8de00b7b3fd783393bb6e620ef1798a62c6e9d3"` [INFO] [stdout] 3bb3b0ba9e6a0dd89e196b63c8de00b7b3fd783393bb6e620ef1798a62c6e9d3 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.44.0" "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] 48b77b2eec30bf91d3d5b871c4d63b2e17fa48f4471608ba9a363b5b35fef465 [INFO] running `"docker" "start" "-a" "48b77b2eec30bf91d3d5b871c4d63b2e17fa48f4471608ba9a363b5b35fef465"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [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 0.10s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/beep-f85d143d0c79b782 [INFO] [stderr] Doc-tests beep [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 [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:17:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b53bdfe744 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55b53bdfe744 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55b53bdfe744 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55b53bdfe744 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55b53be1c4dc - core::fmt::write::hdaea18585065a96d [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55b53bdfcf43 - std::io::Write::write_fmt::h0cea70c809005252 [INFO] [stdout] at src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55b53be00c65 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55b53be00c65 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55b53be00c65 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55b53be009a2 - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x55b53be01272 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 11: 0x55b53be00e5b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 12: 0x55b53be1b8c1 - core::panicking::panic_fmt::h1ac71ad045d55416 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 13: 0x55b53be1b6e3 - core::option::expect_none_failed::hb40004d71d61b685 [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 14: 0x55b53bdf8059 - core::result::Result::expect::hc5274e3f9616b702 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/result.rs:963 [INFO] [stdout] 15: 0x55b53bdf7d9d - ::deref::__static_ref_initialize::h37e32ce3338cfbc3 [INFO] [stdout] at src/lib.rs:17 [INFO] [stdout] 16: 0x55b53bdf7d9d - core::ops::function::FnOnce::call_once::h202d601f4fdaf6c1 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 17: 0x55b53bdf8dfd - lazy_static::lazy::Lazy::get::{{closure}}::h604030512acc8026 [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: 0x55b53bdf81f5 - std::sync::once::Once::call_once::{{closure}}::hdaaf43abcdac4b08 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sync/once.rs:264 [INFO] [stdout] 19: 0x55b53bdfe3e8 - std::sync::once::Once::call_inner::ha1f24ba5265f953b [INFO] [stdout] at src/libstd/sync/once.rs:416 [INFO] [stdout] 20: 0x55b53bdf8171 - std::sync::once::Once::call_once::hf69cab3b76bcc1cf [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sync/once.rs:264 [INFO] [stdout] 21: 0x55b53bdf7c72 - lazy_static::lazy::Lazy::get::he8e6b0452ab61c5f [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: 0x55b53bdf7c72 - ::deref::__stability::h33502acf976d79f0 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/lib.rs:142 [INFO] [stdout] 23: 0x55b53bdf7c72 - ::deref::heb4ba83a55b76d78 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/lib.rs:144 [INFO] [stdout] 24: 0x55b53bdf7364 - beep::beep::h0261ac775201cb72 [INFO] [stdout] 25: 0x55b53bdf7ada - rust_out::main::hce5147e828914a17 [INFO] [stdout] 26: 0x55b53bdf7303 - std::rt::lang_start::{{closure}}::hb15f61f8249547b1 [INFO] [stdout] 27: 0x55b53be016b8 - std::rt::lang_start_internal::{{closure}}::h7a212202ff76034b [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 28: 0x55b53be016b8 - std::panicking::try::do_call::h6d214a73427d759b [INFO] [stdout] at src/libstd/panicking.rs:331 [INFO] [stdout] 29: 0x55b53be016b8 - std::panicking::try::hc078f0e11721d1cb [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 30: 0x55b53be016b8 - std::panic::catch_unwind::hb31c05be30625612 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 31: 0x55b53be016b8 - std::rt::lang_start_internal::hcf7fb98a775d5af0 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 32: 0x55b53bdf72e8 - std::rt::lang_start::h80cabc1387d7a5d8 [INFO] [stdout] 33: 0x55b53bdf7b7b - main [INFO] [stdout] 34: 0x7fdf1a2780b3 - __libc_start_main [INFO] [stdout] 35: 0x55b53bdf717e - _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 `"docker" "inspect" "48b77b2eec30bf91d3d5b871c4d63b2e17fa48f4471608ba9a363b5b35fef465"` [INFO] running `"docker" "rm" "-f" "48b77b2eec30bf91d3d5b871c4d63b2e17fa48f4471608ba9a363b5b35fef465"` [INFO] [stdout] 48b77b2eec30bf91d3d5b871c4d63b2e17fa48f4471608ba9a363b5b35fef465