[INFO] updating cached repository https://github.com/luis-vmjr/freedu
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aee7589a31c4e88cec5b8092aa499ca2b413359f
[INFO] checking luis-vmjr/freedu against beta-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluis-vmjr%2Ffreedu" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  91% (1808/1985)   
Checking out files:  92% (1827/1985)   
Checking out files:  93% (1847/1985)   
Checking out files:  94% (1866/1985)   
Checking out files:  95% (1886/1985)   
Checking out files:  96% (1906/1985)   
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Checking out files: 100% (1985/1985)   
Checking out files: 100% (1985/1985), done.
[INFO] validating manifest of git repo https://github.com/luis-vmjr/freedu on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/luis-vmjr/freedu
[INFO] finished tweaking git repo https://github.com/luis-vmjr/freedu
[INFO] tweaked toml for git repo https://github.com/luis-vmjr/freedu written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/luis-vmjr/freedu already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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=allow" "-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" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9dd536c4d1e6d688fdeb99474ddf7f95971203f71cf5356638c6ffb6d9ddc9b4
[INFO] running `"docker" "start" "-a" "9dd536c4d1e6d688fdeb99474ddf7f95971203f71cf5356638c6ffb6d9ddc9b4"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.5
[INFO] [stderr]     Checking slice-deque v0.1.13
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking mio v0.6.18
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]    Compiling rocket_codegen v0.4.2
[INFO] [stderr]    Compiling rocket v0.4.2
[INFO] [stderr] error: failed to run custom build command for `rocket_codegen v0.4.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rocket_codegen-8790b884dbcaecb2/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] Error: Rocket (codegen) requires a 'dev' or 'nightly' version of rustc.
[INFO] [stderr] Installed version: 1.39.0 (2019-10-26)
[INFO] [stderr] Minimum required:  1.33.0-nightly (2019-01-13)
[INFO] [stderr] See the getting started guide (https://rocket.rs/v0.5/guide/getting-started/) for more information.
[INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.4.2/build.rs:29:13
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5632b83d1d64 - backtrace::backtrace::libunwind::trace::h14dfaa7b4b7da907
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x5632b83d1d64 - backtrace::backtrace::trace_unsynchronized::hdb0fcb36bd91e7b1
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5632b83d1d64 - std::sys_common::backtrace::_print_fmt::hcf7905a3a69ef6ef
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:76
[INFO] [stderr]    3:     0x5632b83d1d64 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1d652799221364ff
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:60
[INFO] [stderr]    4:     0x5632b83efe5c - core::fmt::write::h123c1219d03dc2b2
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1030
[INFO] [stderr]    5:     0x5632b83cf5b7 - std::io::Write::write_fmt::h1dd67bc0a861a8a1
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x5632b83d40e5 - std::sys_common::backtrace::_print::h906393f990c77027
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:64
[INFO] [stderr]    7:     0x5632b83d40e5 - std::sys_common::backtrace::print::h5760dd4bb9d97089
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5632b83d40e5 - std::panicking::default_hook::{{closure}}::h9c8250816dd18f0a
[INFO] [stderr]                                at src/libstd/panicking.rs:196
[INFO] [stderr]    9:     0x5632b83d3dd6 - std::panicking::default_hook::h3e97ab45acb236f1
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x5632b83d4735 - std::panicking::rust_panic_with_hook::hfd8c6048abefa5d1
[INFO] [stderr]                                at src/libstd/panicking.rs:473
[INFO] [stderr]   11:     0x5632b83a82bf - std::panicking::begin_panic::h811346eaaff6e2a8
[INFO] [stderr]                                at /rustc/23f8f652bcea053b70c0030008941f5f8476b5a0/src/libstd/panicking.rs:407
[INFO] [stderr]   12:     0x5632b83a3984 - build_script_build::main::hcfd08744b320e5b9
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.4.2/build.rs:29
[INFO] [stderr]   13:     0x5632b83a50b0 - std::rt::lang_start::{{closure}}::hf7ecdd30b6114a92
[INFO] [stderr]                                at /rustc/23f8f652bcea053b70c0030008941f5f8476b5a0/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x5632b83d41b3 - std::rt::lang_start_internal::{{closure}}::hafe4631cc0633d40
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x5632b83d41b3 - std::panicking::try::do_call::h717827b47231de13
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   16:     0x5632b83da44a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   17:     0x5632b83d4c2d - std::panicking::try::h389045103d38e408
[INFO] [stderr]                                at src/libstd/panicking.rs:271
[INFO] [stderr]   18:     0x5632b83d4c2d - std::panic::catch_unwind::hcca2ee11418f038b
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   19:     0x5632b83d4c2d - std::rt::lang_start_internal::hc0e13ab06870c4ba
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x5632b83a5089 - std::rt::lang_start::h6a2b5351d6a0c943
[INFO] [stderr]                                at /rustc/23f8f652bcea053b70c0030008941f5f8476b5a0/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x5632b83a409a - main
[INFO] [stderr]   22:     0x7fbb53aacb97 - __libc_start_main
[INFO] [stderr]   23:     0x5632b83a304a - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to run custom build command for `rocket v0.4.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rocket-bcba7ec1d6910a05/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] Error: Rocket (core) requires a 'dev' or 'nightly' version of rustc.
[INFO] [stderr] Installed version: 1.39.0 (2019-10-26)
[INFO] [stderr] Minimum required:  1.35.0-nightly (2019-04-05)
[INFO] [stderr] See the getting started guide (https://rocket.rs/v0.5/guide/getting-started/) for more information.
[INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.4.2/build.rs:29:13
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55d1cb9e2d64 - backtrace::backtrace::libunwind::trace::h14dfaa7b4b7da907
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55d1cb9e2d64 - backtrace::backtrace::trace_unsynchronized::hdb0fcb36bd91e7b1
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55d1cb9e2d64 - std::sys_common::backtrace::_print_fmt::hcf7905a3a69ef6ef
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:76
[INFO] [stderr]    3:     0x55d1cb9e2d64 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1d652799221364ff
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:60
[INFO] [stderr]    4:     0x55d1cba00e5c - core::fmt::write::h123c1219d03dc2b2
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1030
[INFO] [stderr]    5:     0x55d1cb9e05b7 - std::io::Write::write_fmt::h1dd67bc0a861a8a1
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x55d1cb9e50e5 - std::sys_common::backtrace::_print::h906393f990c77027
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:64
[INFO] [stderr]    7:     0x55d1cb9e50e5 - std::sys_common::backtrace::print::h5760dd4bb9d97089
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55d1cb9e50e5 - std::panicking::default_hook::{{closure}}::h9c8250816dd18f0a
[INFO] [stderr]                                at src/libstd/panicking.rs:196
[INFO] [stderr]    9:     0x55d1cb9e4dd6 - std::panicking::default_hook::h3e97ab45acb236f1
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x55d1cb9e5735 - std::panicking::rust_panic_with_hook::hfd8c6048abefa5d1
[INFO] [stderr]                                at src/libstd/panicking.rs:473
[INFO] [stderr]   11:     0x55d1cb9b92bf - std::panicking::begin_panic::h447a0e11d39fd716
[INFO] [stderr]                                at /rustc/23f8f652bcea053b70c0030008941f5f8476b5a0/src/libstd/panicking.rs:407
[INFO] [stderr]   12:     0x55d1cb9b4984 - build_script_build::main::h470a342629bef3b6
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.4.2/build.rs:29
[INFO] [stderr]   13:     0x55d1cb9b60b0 - std::rt::lang_start::{{closure}}::hdc4e84de23b6a4ea
[INFO] [stderr]                                at /rustc/23f8f652bcea053b70c0030008941f5f8476b5a0/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x55d1cb9e51b3 - std::rt::lang_start_internal::{{closure}}::hafe4631cc0633d40
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x55d1cb9e51b3 - std::panicking::try::do_call::h717827b47231de13
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   16:     0x55d1cb9eb44a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   17:     0x55d1cb9e5c2d - std::panicking::try::h389045103d38e408
[INFO] [stderr]                                at src/libstd/panicking.rs:271
[INFO] [stderr]   18:     0x55d1cb9e5c2d - std::panic::catch_unwind::hcca2ee11418f038b
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   19:     0x55d1cb9e5c2d - std::rt::lang_start_internal::hc0e13ab06870c4ba
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x55d1cb9b6089 - std::rt::lang_start::ha894fba637d36aa6
[INFO] [stderr]                                at /rustc/23f8f652bcea053b70c0030008941f5f8476b5a0/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x55d1cb9b509a - main
[INFO] [stderr]   22:     0x7f8860ab3b97 - __libc_start_main
[INFO] [stderr]   23:     0x55d1cb9b404a - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "9dd536c4d1e6d688fdeb99474ddf7f95971203f71cf5356638c6ffb6d9ddc9b4"`
[INFO] running `"docker" "rm" "-f" "9dd536c4d1e6d688fdeb99474ddf7f95971203f71cf5356638c6ffb6d9ddc9b4"`
[INFO] [stdout] 9dd536c4d1e6d688fdeb99474ddf7f95971203f71cf5356638c6ffb6d9ddc9b4