[INFO] fetching crate qrsync 0.1.6...
[INFO] testing qrsync-0.1.6 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate qrsync 0.1.6 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate qrsync 0.1.6 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qrsync 0.1.6
[INFO] finished tweaking crates.io crate qrsync 0.1.6
[INFO] tweaked toml for crates.io crate qrsync 0.1.6 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate qrsync 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctor v0.1.14
[INFO] [stderr]   Downloaded rocket_http v0.4.4
[INFO] [stderr]   Downloaded qr2term v0.2.1
[INFO] [stderr]   Downloaded rocket_codegen v0.4.4
[INFO] [stderr]   Downloaded cookie v0.11.2
[INFO] [stderr]   Downloaded crossterm v0.17.4
[INFO] [stderr]   Downloaded rocket v0.4.4
[INFO] [stderr]   Downloaded rocket_contrib v0.4.4
[INFO] [stderr]   Downloaded rocket-multipart-form-data v0.8.1
[INFO] [stderr]   Downloaded educe v0.4.2
[INFO] [stderr]   Downloaded rocket-download-response v0.4.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5603a34da04aca6c3919afbdb1f0154a67288b42e65607f1ef3975d3c532970c
[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" "5603a34da04aca6c3919afbdb1f0154a67288b42e65607f1ef3975d3c532970c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5603a34da04aca6c3919afbdb1f0154a67288b42e65607f1ef3975d3c532970c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5603a34da04aca6c3919afbdb1f0154a67288b42e65607f1ef3975d3c532970c", kill_on_drop: false }`
[INFO] [stdout] 5603a34da04aca6c3919afbdb1f0154a67288b42e65607f1ef3975d3c532970c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7436984da8a71a7ddf5de065edd4be006b16d92554fb150b84f7aebff51fb24e
[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" "7436984da8a71a7ddf5de065edd4be006b16d92554fb150b84f7aebff51fb24e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling cc v1.0.53
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling state v0.4.1
[INFO] [stderr]    Compiling pnet_base v0.26.0
[INFO] [stderr]    Compiling arc-swap v0.4.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling pnet v0.26.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling os_str_bytes v2.3.1
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling pnet_macros_support v0.26.0
[INFO] [stderr]    Compiling qrcode v0.12.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling rocket_codegen v0.4.4
[INFO] [stderr]    Compiling rocket v0.4.4
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr] error: failed to run custom build command for `rocket_codegen v0.4.4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rocket_codegen-75eaa6c9c64c8330/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   [1;31mError:[0m [1mRocket (codegen) requires a 'dev' or 'nightly' version of rustc.[0m
[INFO] [stderr]   Installed version: [33m1.48.0 (2020-10-08)[0m
[INFO] [stderr]   Minimum required:  [33m1.33.0-nightly (2019-01-13)[0m
[INFO] [stderr]   [34mSee the getting started guide ([0mhttps://rocket.rs/v0.5/guide/getting-started/[34m) for more information.[0m
[INFO] [stderr]   thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.4.4/build.rs:29:13
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55efc9c84910 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x55efc9c84910 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55efc9c84910 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x55efc9c84910 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x55efc9ca139c - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x55efc9c81f02 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stderr]      6:     0x55efc9c86a3d - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x55efc9c86a3d - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x55efc9c86a3d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x55efc9c866e8 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x55efc9c870c1 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x55efc9c53dc8 - std::panicking::begin_panic::{{closure}}::he6124dbf174698c9
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:506
[INFO] [stderr]     12:     0x55efc9c51568 - std::sys_common::backtrace::__rust_end_short_backtrace::h145c8d4255c9c81b
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x55efc9c53cf3 - std::panicking::begin_panic::h08b86a3550173580
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:505
[INFO] [stderr]     14:     0x55efc9c4fa41 - build_script_build::main::h14c7474a6d3d45d7
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.4.4/build.rs:29
[INFO] [stderr]     15:     0x55efc9c517eb - core::ops::function::FnOnce::call_once::h811513d7d8d7ed72
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stderr]     16:     0x55efc9c5159e - std::sys_common::backtrace::__rust_begin_short_backtrace::h27bf0a42ae2fdcf4
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     17:     0x55efc9c51d01 - std::rt::lang_start::{{closure}}::hbdfcb2f740e13cf9
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:66
[INFO] [stderr]     18:     0x55efc9c874e7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h908982dfc31b926f
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:259
[INFO] [stderr]     19:     0x55efc9c874e7 - std::panicking::try::do_call::h92777899503b7584
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stderr]     20:     0x55efc9c874e7 - std::panicking::try::h8815656b2b76e792
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stderr]     21:     0x55efc9c874e7 - std::panic::catch_unwind::h112ab81228f50b46
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stderr]     22:     0x55efc9c874e7 - std::rt::lang_start_internal::h1772a706c7575c24
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:51
[INFO] [stderr]     23:     0x55efc9c51cd7 - std::rt::lang_start::h02b782de213768f3
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:65
[INFO] [stderr]     24:     0x55efc9c501aa - main
[INFO] [stderr]     25:     0x7fa78230e0b3 - __libc_start_main
[INFO] [stderr]     26:     0x55efc9c4f0ae - _start
[INFO] [stderr]     27:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7436984da8a71a7ddf5de065edd4be006b16d92554fb150b84f7aebff51fb24e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7436984da8a71a7ddf5de065edd4be006b16d92554fb150b84f7aebff51fb24e", kill_on_drop: false }`
[INFO] [stdout] 7436984da8a71a7ddf5de065edd4be006b16d92554fb150b84f7aebff51fb24e
