[INFO] cloning repository https://github.com/scullionw/mbed-sensor-api
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scullionw/mbed-sensor-api" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscullionw%2Fmbed-sensor-api", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscullionw%2Fmbed-sensor-api'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70a1356bff9b08ced1705597b3df57fdb141d1d9
[INFO] testing scullionw/mbed-sensor-api against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscullionw%2Fmbed-sensor-api" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scullionw/mbed-sensor-api 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 git repo https://github.com/scullionw/mbed-sensor-api
[INFO] finished tweaking git repo https://github.com/scullionw/mbed-sensor-api
[INFO] tweaked toml for git repo https://github.com/scullionw/mbed-sensor-api written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/scullionw/mbed-sensor-api 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 base64 v0.10.0
[INFO] [stderr]   Downloaded cookie v0.11.0
[INFO] [stderr]   Downloaded memchr v2.1.2
[INFO] [stderr]   Downloaded rocket v0.4.0
[INFO] [stderr]   Downloaded rocket_http v0.4.0
[INFO] [stderr]   Downloaded filetime v0.2.4
[INFO] [stderr]   Downloaded fsevent v0.2.17
[INFO] [stderr]   Downloaded fsevent-sys v0.1.6
[INFO] [stderr]   Downloaded time v0.1.41
[INFO] [stderr]   Downloaded winapi-util v0.1.1
[INFO] [stderr]   Downloaded rocket_codegen v0.4.0
[INFO] [stderr]   Downloaded notify v4.0.6
[INFO] [stderr]   Downloaded rocket_contrib v0.4.0
[INFO] [stderr]   Downloaded hyper v0.10.15
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.3
[INFO] [stderr]   Downloaded tokio-reactor v0.1.7
[INFO] [stderr]   Downloaded tokio-io v0.1.10
[INFO] running `Command { std: "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" "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] e39256c183fa932458d57da409776a293e7173f5574ffc292dc737443219b1a6
[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" "e39256c183fa932458d57da409776a293e7173f5574ffc292dc737443219b1a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e39256c183fa932458d57da409776a293e7173f5574ffc292dc737443219b1a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e39256c183fa932458d57da409776a293e7173f5574ffc292dc737443219b1a6", kill_on_drop: false }`
[INFO] [stdout] e39256c183fa932458d57da409776a293e7173f5574ffc292dc737443219b1a6
[INFO] running `Command { std: "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" "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] 01d8a80be3116e81cc6b5631b7540dbcf3ef594a5332dd258f6e8cd79e3d828a
[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" "01d8a80be3116e81cc6b5631b7540dbcf3ef594a5332dd258f6e8cd79e3d828a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]    Compiling cc v1.0.26
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling state v0.4.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.3
[INFO] [stderr]    Compiling rocket_codegen v0.4.0
[INFO] [stderr]    Compiling rocket v0.4.0
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling base64 v0.10.0
[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 v0.4.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rocket_codegen-dd86c8f93e643d3b/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   [1;31mError:[0m Rocket requires a nightly or dev version of Rust.
[INFO] [stderr]   Installed version is: [33m1.48.0-beta.2 (2020-10-08)[0m. Minimum required: [33m1.32.0-nightly (2018-11-23)[0m.
[INFO] [stderr]   [34mSee the getting started guide ([0mhttps://rocket.rs/v0.4/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-0.4.0/build.rs:38:13
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5626b7ab0ab0 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x5626b7ab0ab0 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x5626b7ab0ab0 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x5626b7ab0ab0 - <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:     0x5626b7acd53c - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x5626b7aae0a2 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stderr]      6:     0x5626b7ab2bdd - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x5626b7ab2bdd - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x5626b7ab2bdd - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x5626b7ab2888 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x5626b7ab3261 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x5626b7a81288 - std::panicking::begin_panic::{{closure}}::h23d84321fd320e58
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:506
[INFO] [stderr]     12:     0x5626b7a7e848 - std::sys_common::backtrace::__rust_end_short_backtrace::h4b5d7c10ef3498e2
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x5626b7a811b3 - std::panicking::begin_panic::h55391e102c3a30af
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:505
[INFO] [stderr]     14:     0x5626b7a7c92b - build_script_build::main::h26e06126b92637e5
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.4.0/build.rs:38
[INFO] [stderr]     15:     0x5626b7a7e93b - core::ops::function::FnOnce::call_once::h7ed3baac6e07af3a
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stderr]     16:     0x5626b7a7e87e - std::sys_common::backtrace::__rust_begin_short_backtrace::h5712f6262e825ec4
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     17:     0x5626b7a7f051 - std::rt::lang_start::{{closure}}::h469eb080af9702cd
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:66
[INFO] [stderr]     18:     0x5626b7ab3687 - 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:     0x5626b7ab3687 - std::panicking::try::do_call::h92777899503b7584
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stderr]     20:     0x5626b7ab3687 - std::panicking::try::h8815656b2b76e792
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stderr]     21:     0x5626b7ab3687 - std::panic::catch_unwind::h112ab81228f50b46
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stderr]     22:     0x5626b7ab3687 - std::rt::lang_start_internal::h1772a706c7575c24
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:51
[INFO] [stderr]     23:     0x5626b7a7f027 - std::rt::lang_start::hafbb63595365ce52
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:65
[INFO] [stderr]     24:     0x5626b7a7d69a - main
[INFO] [stderr]     25:     0x7f314f4560b3 - __libc_start_main
[INFO] [stderr]     26:     0x5626b7a7c0ae - _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" "01d8a80be3116e81cc6b5631b7540dbcf3ef594a5332dd258f6e8cd79e3d828a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01d8a80be3116e81cc6b5631b7540dbcf3ef594a5332dd258f6e8cd79e3d828a", kill_on_drop: false }`
[INFO] [stdout] 01d8a80be3116e81cc6b5631b7540dbcf3ef594a5332dd258f6e8cd79e3d828a
