[INFO] cloning repository https://github.com/BartWillems/YoukeBox-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BartWillems/YoukeBox-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBartWillems%2FYoukeBox-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBartWillems%2FYoukeBox-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 485a3dd6b137d9d03343e66dcf65d787dbd0f1aa
[INFO] checking BartWillems/YoukeBox-rust against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBartWillems%2FYoukeBox-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BartWillems/YoukeBox-rust on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BartWillems/YoukeBox-rust
[INFO] finished tweaking git repo https://github.com/BartWillems/YoukeBox-rust
[INFO] tweaked toml for git repo https://github.com/BartWillems/YoukeBox-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/BartWillems/YoukeBox-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazycell v1.1.0
[INFO] [stderr]   Downloaded infer_schema_internals v1.3.0
[INFO] [stderr]   Downloaded diesel_infer_schema v1.3.0
[INFO] [stderr]   Downloaded dotenv_macros v0.10.0
[INFO] [stderr]   Downloaded infer_schema_macros v1.3.0
[INFO] [stderr]   Downloaded dotenv_codegen v0.10.0
[INFO] [stderr]   Downloaded bcrypt v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ced462dd78a8d63f6eea065f1cddb475499e10b0b3306dd8239914f88d5b9c60
[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" "ced462dd78a8d63f6eea065f1cddb475499e10b0b3306dd8239914f88d5b9c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ced462dd78a8d63f6eea065f1cddb475499e10b0b3306dd8239914f88d5b9c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ced462dd78a8d63f6eea065f1cddb475499e10b0b3306dd8239914f88d5b9c60", kill_on_drop: false }`
[INFO] [stdout] ced462dd78a8d63f6eea065f1cddb475499e10b0b3306dd8239914f88d5b9c60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d48b12ef6dc5143471f381add9759763e10c024c06e096bead483f54ea756057
[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" "d48b12ef6dc5143471f381add9759763e10c024c06e096bead483f54ea756057", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]    Compiling serde v1.0.78
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]     Checking lazycell v1.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking tokio-executor v0.1.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking encoding_rs v0.8.6
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling pear_codegen v0.0.20
[INFO] [stderr]    Compiling rocket v0.3.16
[INFO] [stderr]    Compiling rocket_codegen v0.3.16
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.0
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]     Checking ryu v0.2.6
[INFO] [stderr]     Checking tokio-timer v0.2.6
[INFO] [stderr]     Checking tokio-current-thread v0.1.1
[INFO] [stderr]    Compiling smallvec v0.6.5
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.0.20`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-a0439ea01382aa6d/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   [1;31mError:[0m [37mPear requires a nightly or dev version of Rust.[0m
[INFO] [stderr]   [37mInstalled version is:[0m [33m1.46.0-beta.5 (2020-08-21)[0m. [37mMinimum required:[0m [33m1.30.0-nightly (2018-08-23)[0m.
[INFO] [stderr]   thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/build.rs:31:13
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x563ceb2a9365 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]      1:     0x563ceb2a9365 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x563ceb2a9365 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]      3:     0x563ceb2a9365 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hdb4a83d2b61107e5
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]      4:     0x563ceb2cb0bc - core::fmt::write::ha20e7262fa3e8a7a
[INFO] [stderr]                                  at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]      5:     0x563ceb2a69e2 - std::io::Write::write_fmt::h1aebfe8a5a79e36d
[INFO] [stderr]                                  at src/libstd/io/mod.rs:1537
[INFO] [stderr]      6:     0x563ceb2ab7a0 - std::sys_common::backtrace::_print::h9c07314cc66ba539
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]      7:     0x563ceb2ab7a0 - std::sys_common::backtrace::print::hd1fd65f49a2d8544
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]      8:     0x563ceb2ab7a0 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc
[INFO] [stderr]                                  at src/libstd/panicking.rs:198
[INFO] [stderr]      9:     0x563ceb2ab4ec - std::panicking::default_hook::hc5868949d129ed00
[INFO] [stderr]                                  at src/libstd/panicking.rs:217
[INFO] [stderr]     10:     0x563ceb2abde3 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8
[INFO] [stderr]                                  at src/libstd/panicking.rs:526
[INFO] [stderr]     11:     0x563ceb285a55 - std::panicking::begin_panic::h7784f2dda8274398
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libstd/panicking.rs:456
[INFO] [stderr]     12:     0x563ceb283836 - build_script_build::main::h779b4984f4332a48
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/build.rs:31
[INFO] [stderr]     13:     0x563ceb285fcb - std::rt::lang_start::{{closure}}::h0f567405a9b4d0c4
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libstd/rt.rs:67
[INFO] [stderr]     14:     0x563ceb2ac1b3 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70
[INFO] [stderr]                                  at src/libstd/rt.rs:52
[INFO] [stderr]     15:     0x563ceb2ac1b3 - std::panicking::try::do_call::he8e1d689a3e26def
[INFO] [stderr]                                  at src/libstd/panicking.rs:348
[INFO] [stderr]     16:     0x563ceb2ac1b3 - std::panicking::try::h264b6eebc2fa7bbf
[INFO] [stderr]                                  at src/libstd/panicking.rs:325
[INFO] [stderr]     17:     0x563ceb2ac1b3 - std::panic::catch_unwind::hbf28fafa723b2128
[INFO] [stderr]                                  at src/libstd/panic.rs:394
[INFO] [stderr]     18:     0x563ceb2ac1b3 - std::rt::lang_start_internal::he959aa59bc3ec202
[INFO] [stderr]                                  at src/libstd/rt.rs:51
[INFO] [stderr]     19:     0x563ceb285fa7 - std::rt::lang_start::h7e3bcb4f31a6df7b
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libstd/rt.rs:67
[INFO] [stderr]     20:     0x563ceb2846da - main
[INFO] [stderr]     21:     0x7f9ea40e80b3 - __libc_start_main
[INFO] [stderr]     22:     0x563ceb28317e - _start
[INFO] [stderr]     23:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d48b12ef6dc5143471f381add9759763e10c024c06e096bead483f54ea756057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d48b12ef6dc5143471f381add9759763e10c024c06e096bead483f54ea756057", kill_on_drop: false }`
[INFO] [stdout] d48b12ef6dc5143471f381add9759763e10c024c06e096bead483f54ea756057
