[INFO] fetching crate sel4-sys 0.0.28...
[INFO] testing sel4-sys-0.0.28 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate sel4-sys 0.0.28 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate sel4-sys 0.0.28 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sel4-sys 0.0.28
[INFO] finished tweaking crates.io crate sel4-sys 0.0.28
[INFO] tweaked toml for crates.io crate sel4-sys 0.0.28 written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91426e71f7947df2c34361950ae06d117538ad9ee5fd268c17103abe0b1a9633
[INFO] running `Command { std: "docker" "start" "-a" "91426e71f7947df2c34361950ae06d117538ad9ee5fd268c17103abe0b1a9633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91426e71f7947df2c34361950ae06d117538ad9ee5fd268c17103abe0b1a9633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91426e71f7947df2c34361950ae06d117538ad9ee5fd268c17103abe0b1a9633", kill_on_drop: false }`
[INFO] [stdout] 91426e71f7947df2c34361950ae06d117538ad9ee5fd268c17103abe0b1a9633
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bca8375b1d6cdeb1d30e86c32f7369555826bd3e25ef51e830ee5e26842127a4
[INFO] running `Command { std: "docker" "start" "-a" "bca8375b1d6cdeb1d30e86c32f7369555826bd3e25ef51e830ee5e26842127a4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sel4-sys v0.0.28 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling rlibc v1.0.0
[INFO] [stdout] warning: unused variable: `word_size`
[INFO] [stdout]   --> build.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |     for &(arch, archdir, word_size) in &arches {
[INFO] [stdout]    |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_word_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to run custom build command for `sel4-sys v0.0.28 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/sel4-sys-bc8af82d05eb3a64/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   Running: "/usr/bin/env" "python" "tools/syscall_stub_gen.py" "-a" "ia32" "-w" "32" "--buffer" "-o" "/opt/rustwide/target/debug/build/sel4-sys-aeb0857fbad822bf/out/ia32_syscall_stub.rs" "seL4/libsel4/include/interfaces/sel4.xml" "seL4/libsel4/arch_include/x86/interfaces/sel4arch.xml" "seL4/libsel4/sel4_arch_include/ia32/interfaces/sel4arch.xml"
[INFO] [stderr]   Running: "/usr/bin/env" "python" "tools/syscall_stub_gen.py" "-a" "x86_64" "-w" "64" "--buffer" "-o" "/opt/rustwide/target/debug/build/sel4-sys-aeb0857fbad822bf/out/x86_64_syscall_stub.rs" "seL4/libsel4/include/interfaces/sel4.xml" "seL4/libsel4/arch_include/x86/interfaces/sel4arch.xml" "seL4/libsel4/sel4_arch_include/x86_64/interfaces/sel4arch.xml"
[INFO] [stderr]   Running: "/usr/bin/env" "python" "tools/syscall_stub_gen.py" "-a" "aarch32" "-w" "32" "--buffer" "-o" "/opt/rustwide/target/debug/build/sel4-sys-aeb0857fbad822bf/out/aarch32_syscall_stub.rs" "seL4/libsel4/include/interfaces/sel4.xml" "seL4/libsel4/arch_include/arm/interfaces/sel4arch.xml" "seL4/libsel4/sel4_arch_include/aarch32/interfaces/sel4arch.xml"
[INFO] [stderr]   Running "/usr/bin/env" "python" "tools/invocation_header_gen.py" "--dest" "/opt/rustwide/target/debug/build/sel4-sys-aeb0857fbad822bf/out/ia32_invocation.rs" "seL4/libsel4/include/interfaces/sel4.xml" "seL4/libsel4/arch_include/x86/interfaces/sel4arch.xml" "seL4/libsel4/sel4_arch_include/ia32/interfaces/sel4arch.xml"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Traceback (most recent call last):
[INFO] [stderr]     File "tools/invocation_header_gen.py", line 20, in <module>
[INFO] [stderr]       import tempita
[INFO] [stderr]   ImportError: No module named tempita
[INFO] [stderr]   thread 'main' panicked at 'assertion failed: cmd.status().unwrap().success()', build.rs:45:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x557ac2ca4cfc - std::backtrace_rs::backtrace::libunwind::trace::h793e05efd273d0f4
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x557ac2ca4cfc - std::backtrace_rs::backtrace::trace_unsynchronized::h640b7b86ff610c77
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x557ac2ca4cfc - std::sys_common::backtrace::_print_fmt::h362fa2a4f354f877
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x557ac2ca4cfc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf439e5ed84c74abd
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x557ac2cc27ec - core::fmt::write::h72801a82c94e6ff1
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/fmt/mod.rs:1149:17
[INFO] [stderr]      5:     0x557ac2ca2455 - std::io::Write::write_fmt::h5562a8b6da0f0339
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/io/mod.rs:1697:15
[INFO] [stderr]      6:     0x557ac2ca6300 - std::sys_common::backtrace::_print::hb29ddd998d02631c
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x557ac2ca6300 - std::sys_common::backtrace::print::h81965e3d7c90fbb6
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x557ac2ca6300 - std::panicking::default_hook::{{closure}}::h84db205ab6674b38
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:211:50
[INFO] [stderr]      9:     0x557ac2ca5eab - std::panicking::default_hook::h1bf8bb4159936bca
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:228:9
[INFO] [stderr]     10:     0x557ac2ca69b4 - std::panicking::rust_panic_with_hook::hf8e86850fbbd03b1
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:606:17
[INFO] [stderr]     11:     0x557ac2ca6462 - std::panicking::begin_panic_handler::{{closure}}::h590a0d6060ff866e
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:500:13
[INFO] [stderr]     12:     0x557ac2ca51b4 - std::sys_common::backtrace::__rust_end_short_backtrace::h260b8bd1c848a03c
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stderr]     13:     0x557ac2ca63f9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:498:5
[INFO] [stderr]     14:     0x557ac2c810c1 - core::panicking::panic_fmt::h7b8580d81fcbbacd
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/panicking.rs:106:14
[INFO] [stderr]     15:     0x557ac2c8100d - core::panicking::panic::h50b51d19800453c0
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/panicking.rs:47:5
[INFO] [stderr]     16:     0x557ac2c82b92 - build_script_build::main::hd20ed3fd97bbcb64
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:45:9
[INFO] [stderr]     17:     0x557ac2c870fb - core::ops::function::FnOnce::call_once::h5a10c238271282bf
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     18:     0x557ac2c86c2e - std::sys_common::backtrace::__rust_begin_short_backtrace::h0ca3ab450179242d
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stderr]     19:     0x557ac2c86331 - std::rt::lang_start::{{closure}}::h1a84bf67ccb58065
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/rt.rs:145:18
[INFO] [stderr]     20:     0x557ac2ca4541 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h42d3791e66d196c0
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     21:     0x557ac2ca4541 - std::panicking::try::do_call::hc3bcb188e535517f
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:406:40
[INFO] [stderr]     22:     0x557ac2ca4541 - std::panicking::try::hb1edf04d4a7097ab
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:370:19
[INFO] [stderr]     23:     0x557ac2ca4541 - std::panic::catch_unwind::h75ed941ac0d36d57
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panic.rs:133:14
[INFO] [stderr]     24:     0x557ac2ca4541 - std::rt::lang_start_internal::{{closure}}::hc702b3389af4cbea
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/rt.rs:128:48
[INFO] [stderr]     25:     0x557ac2ca4541 - std::panicking::try::do_call::h53276a03c7fe2ebc
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:406:40
[INFO] [stderr]     26:     0x557ac2ca4541 - std::panicking::try::ha9e37f45dc542517
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:370:19
[INFO] [stderr]     27:     0x557ac2ca4541 - std::panic::catch_unwind::h182647595766fee7
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panic.rs:133:14
[INFO] [stderr]     28:     0x557ac2ca4541 - std::rt::lang_start_internal::h571831ebdba142de
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/rt.rs:128:20
[INFO] [stderr]     29:     0x557ac2c86300 - std::rt::lang_start::h3cf2cac62805b29d
[INFO] [stderr]                                  at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/rt.rs:144:17
[INFO] [stderr]     30:     0x557ac2c8435c - main
[INFO] [stderr]     31:     0x7f039b4560b3 - __libc_start_main
[INFO] [stderr]     32:     0x557ac2c817de - _start
[INFO] [stderr]     33:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "bca8375b1d6cdeb1d30e86c32f7369555826bd3e25ef51e830ee5e26842127a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bca8375b1d6cdeb1d30e86c32f7369555826bd3e25ef51e830ee5e26842127a4", kill_on_drop: false }`
[INFO] [stdout] bca8375b1d6cdeb1d30e86c32f7369555826bd3e25ef51e830ee5e26842127a4