[INFO] cloning repository https://github.com/AustinHaugerud/mb_ext_script
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AustinHaugerud/mb_ext_script" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAustinHaugerud%2Fmb_ext_script", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAustinHaugerud%2Fmb_ext_script'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74dcc1b8e3e80b96228f9e729c5de9f04f064a7d
[INFO] checking AustinHaugerud/mb_ext_script against try#f3d95de532264a1215023baa665c0028aecf74b1 for pr-148477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAustinHaugerud%2Fmb_ext_script" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AustinHaugerud/mb_ext_script
[INFO] finished tweaking git repo https://github.com/AustinHaugerud/mb_ext_script
[INFO] tweaked toml for git repo https://github.com/AustinHaugerud/mb_ext_script written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AustinHaugerud/mb_ext_script on toolchain f3d95de532264a1215023baa665c0028aecf74b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AustinHaugerud/mb_ext_script already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbedeb35ccfbffd5ca137c737d05ec49f3efe81f1689759a711485e91ac11972
[INFO] running `Command { std: "docker" "start" "-a" "cbedeb35ccfbffd5ca137c737d05ec49f3efe81f1689759a711485e91ac11972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbedeb35ccfbffd5ca137c737d05ec49f3efe81f1689759a711485e91ac11972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbedeb35ccfbffd5ca137c737d05ec49f3efe81f1689759a711485e91ac11972", kill_on_drop: false }`
[INFO] [stdout] cbedeb35ccfbffd5ca137c737d05ec49f3efe81f1689759a711485e91ac11972
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e9014b74265948742218ea09566accdf4a94abec02a2d4687a9bf8639442c88
[INFO] running `Command { std: "docker" "start" "-a" "7e9014b74265948742218ea09566accdf4a94abec02a2d4687a9bf8639442c88", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling cpython v0.2.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling pest v2.1.1
[INFO] [stderr]    Compiling regex-syntax v0.6.7
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling python27-sys v0.2.1
[INFO] [stderr] error: failed to run custom build command for `python27-sys v0.2.1`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/python27-sys-d3e451437e89ebbd/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (499) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/python27-sys-0.2.1/build.rs:402:65:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: "failed to run python interpreter `\"python\" \"-c\" \"import sys; import sysconfig; print(sys.executable); print(sys.version_info[0:2]); print(sysconfig.get_config_var(\\'LIBDIR\\')); print(sysconfig.get_config_var(\\'Py_ENABLE_SHARED\\')); print(sysconfig.get_config_var(\\'LDVERSION\\') or \\'%s%s\\' % (sysconfig.get_config_var(\\'py_version_short\\'), sysconfig.get_config_var(\\'DEBUG_EXT\\') or \\'\\')); print(sys.exec_prefix);\"`: No such file or directory (os error 2)"
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5d9b3088f502 - std::backtrace_rs::backtrace::libunwind::trace::h7111bbf6d4d673e4
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5d9b3088f502 - std::backtrace_rs::backtrace::trace_unsynchronized::hc9dc51998274b187
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5d9b3088f502 - std::sys::backtrace::_print_fmt::h637e93c9ebef3a80
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5d9b3088f502 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6bbf610d6ab28b32
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5d9b3089f7af - core::fmt::rt::Argument::fmt::h26c7b8b2ffef56bc
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5d9b3089f7af - core::fmt::write::h667869de048139c3
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x5d9b30863ca3 - std::io::default_write_fmt::h16afded5d92810d6
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5d9b30863ca3 - std::io::Write::write_fmt::hbd203ca06609c6a2
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5d9b3086d582 - std::sys::backtrace::BacktraceLock::print::h75562ed19a4fba4f
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5d9b3086f40c - std::panicking::default_hook::{{closure}}::h199efc4251699b0b
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5d9b3086f266 - std::panicking::default_hook::h309dad23e034ef89
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5d9b3086f9e5 - std::panicking::panic_with_hook::h4eb76d74a2e0b8d8
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5d9b3086f87a - std::panicking::panic_handler::{{closure}}::hed36407b059fbfe9
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5d9b3086d6c9 - std::sys::backtrace::__rust_end_short_backtrace::h7dcb06a469981aa8
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5d9b3085857d - __rustc[df1687459635782c]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5d9b308a3740 - core::panicking::panic_fmt::hd3b85015be399d33
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5d9b308a2d86 - core::result::unwrap_failed::h0d19366bf4530d7b
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/core/src/result.rs:1862:5
[INFO] [stderr]     17:     0x5d9b3074f28a - build_script_build::main::he588fde7ec575cfd
[INFO] [stderr]     18:     0x5d9b30743d43 - core::ops::function::FnOnce::call_once::h714c07e276432466
[INFO] [stderr]     19:     0x5d9b30747196 - std::sys::backtrace::__rust_begin_short_backtrace::hacd88583e713e930
[INFO] [stderr]     20:     0x5d9b3074ffd9 - std::rt::lang_start::{{closure}}::h6d824b83f47fca91
[INFO] [stderr]     21:     0x5d9b30865330 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hcd6cdef14138a430
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x5d9b30865330 - std::panicking::catch_unwind::do_call::h9d5f1b75acb2131f
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/panicking.rs:590:40
[INFO] [stderr]     23:     0x5d9b30865330 - std::panicking::catch_unwind::h533f93f8c24cd24f
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/panicking.rs:553:19
[INFO] [stderr]     24:     0x5d9b30865330 - std::panic::catch_unwind::hd025dcd193cf8e28
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x5d9b30865330 - std::rt::lang_start_internal::{{closure}}::h46bb298bb506a414
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x5d9b30865330 - std::panicking::catch_unwind::do_call::hcb1f0c9d36f9cc81
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x5d9b30865330 - std::panicking::catch_unwind::h332c9730f0acbcf5
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x5d9b30865330 - std::panic::catch_unwind::h5ebc9c614243cdfe
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x5d9b30865330 - std::rt::lang_start_internal::h8364af735d7fd309
[INFO] [stderr]                                  at /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x5d9b3074ffc1 - std::rt::lang_start::hecc9234a4e53f245
[INFO] [stderr]     31:     0x5d9b30751945 - main
[INFO] [stderr]     32:     0x7571ce8961ca - <unknown>
[INFO] [stderr]     33:     0x7571ce89628b - __libc_start_main
[INFO] [stderr]     34:     0x5d9b3073c6a5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "7e9014b74265948742218ea09566accdf4a94abec02a2d4687a9bf8639442c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9014b74265948742218ea09566accdf4a94abec02a2d4687a9bf8639442c88", kill_on_drop: false }`
[INFO] [stdout] 7e9014b74265948742218ea09566accdf4a94abec02a2d4687a9bf8639442c88
