[INFO] cloning repository https://github.com/wbprice/the-ten-top
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wbprice/the-ten-top" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbprice%2Fthe-ten-top", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbprice%2Fthe-ten-top'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0bcd0c2f2cf5076c6577e2de3108ccb8649c6542
[INFO] testing wbprice/the-ten-top against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbprice%2Fthe-ten-top" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wbprice/the-ten-top on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wbprice/the-ten-top
[INFO] finished tweaking git repo https://github.com/wbprice/the-ten-top
[INFO] tweaked toml for git repo https://github.com/wbprice/the-ten-top written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/wbprice/the-ten-top already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec976cb1b3177aa1e197620549b6cc5854f5562b056ef6becd7bc82c4cf6052b
[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" "ec976cb1b3177aa1e197620549b6cc5854f5562b056ef6becd7bc82c4cf6052b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec976cb1b3177aa1e197620549b6cc5854f5562b056ef6becd7bc82c4cf6052b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec976cb1b3177aa1e197620549b6cc5854f5562b056ef6becd7bc82c4cf6052b", kill_on_drop: false }`
[INFO] [stdout] ec976cb1b3177aa1e197620549b6cc5854f5562b056ef6becd7bc82c4cf6052b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 653b4d28b604a9386d8bb3e34b6544e08db96a2997dced4bb18a46c573399521
[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" "653b4d28b604a9386d8bb3e34b6544e08db96a2997dced4bb18a46c573399521", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling cc v1.0.38
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling atom v0.3.5
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling downcast-rs v1.0.4
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling core-foundation-sys v0.6.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling mint v0.5.1
[INFO] [stderr]    Compiling percent-encoding v2.0.0
[INFO] [stderr]    Compiling block v0.1.6
[INFO] [stderr]    Compiling gfx-backend-metal v0.2.3
[INFO] [stderr]    Compiling ucd-util v0.1.5
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling range-alloc v0.1.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling mopa v0.2.2
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling tuple_utils v0.3.0
[INFO] [stderr]    Compiling shrev v1.1.1
[INFO] [stderr]    Compiling colorful v0.2.1
[INFO] [stderr]    Compiling edit-distance v2.1.0
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling tinystr v0.3.2
[INFO] [stderr]    Compiling static_assertions v0.3.3
[INFO] [stderr]    Compiling objekt v0.1.2
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling xi-unicode v0.2.0
[INFO] [stderr]    Compiling claxon v0.4.2
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling fluent-syntax v0.9.0
[INFO] [stderr]    Compiling rgb v0.8.13
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling hibitset v0.5.4
[INFO] [stderr]    Compiling objc_exception v0.1.1
[INFO] [stderr]    Compiling itertools v0.8.1
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling gif v0.10.2
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.6.2
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]    Compiling matrixmultiply v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.6.10
[INFO] [stderr]    Compiling cmake v0.1.40
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling unic-langid-impl v0.6.2
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr] error: failed to run custom build command for `gfx-backend-metal v0.2.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/gfx-backend-metal-3d0a11910a93d537/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'unsupported target x86_64-unknown-linux-gnu', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gfx-backend-metal-0.2.3/build.rs:17:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x562b333bfd80 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x562b333bfd80 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x562b333bfd80 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x562b333bfd80 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x562b333dd0fc - core::fmt::write::h9ddafa4860d8adff
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]      5:     0x562b333bd767 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]      6:     0x562b333c1e50 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x562b333c1e50 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x562b333c1e50 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]      9:     0x562b333c1b9c - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]     10:     0x562b333c24b3 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stderr]     11:     0x562b333c2089 - std::panicking::begin_panic_handler::{{closure}}::h7001af1bb21aeaeb
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:476
[INFO] [stderr]     12:     0x562b333c020c - std::sys_common::backtrace::__rust_end_short_backtrace::h39910f557f5f2367
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x562b333c2049 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:475
[INFO] [stderr]     14:     0x562b333c1ffb - std::panicking::begin_panic_fmt::hc1b1320af38b7e12
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:429
[INFO] [stderr]     15:     0x562b3339b96a - build_script_build::main::haa6b9c22c0a92f73
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gfx-backend-metal-0.2.3/build.rs:17
[INFO] [stderr]     16:     0x562b3339e17b - core::ops::function::FnOnce::call_once::h29e6923225b2ca56
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stderr]     17:     0x562b333a5a3e - std::sys_common::backtrace::__rust_begin_short_backtrace::hc6917d6f0ef74729
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     18:     0x562b333a9191 - std::rt::lang_start::{{closure}}::hcc1c43ce4c4cc057
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:66
[INFO] [stderr]     19:     0x562b333c28b1 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6a3209f124be2235
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:259
[INFO] [stderr]     20:     0x562b333c28b1 - std::panicking::try::do_call::h88ce358792b64df0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stderr]     21:     0x562b333c28b1 - std::panicking::try::h6311c259678e50fc
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stderr]     22:     0x562b333c28b1 - std::panic::catch_unwind::h56c5716807d659a1
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stderr]     23:     0x562b333c28b1 - std::rt::lang_start_internal::h73711f37ecfcb277
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:51
[INFO] [stderr]     24:     0x562b333a9167 - std::rt::lang_start::h16ed9fc6cb0e198e
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:65
[INFO] [stderr]     25:     0x562b3339cf3a - main
[INFO] [stderr]     26:     0x7f14095db0b3 - __libc_start_main
[INFO] [stderr]     27:     0x562b3339a0ae - _start
[INFO] [stderr]     28:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "653b4d28b604a9386d8bb3e34b6544e08db96a2997dced4bb18a46c573399521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "653b4d28b604a9386d8bb3e34b6544e08db96a2997dced4bb18a46c573399521", kill_on_drop: false }`
[INFO] [stdout] 653b4d28b604a9386d8bb3e34b6544e08db96a2997dced4bb18a46c573399521
