[INFO] fetching crate lando 0.2.1...
[INFO] checking lando-0.2.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate lando 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate lando 0.2.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lando 0.2.1
[INFO] finished tweaking crates.io crate lando 0.2.1
[INFO] tweaked toml for crates.io crate lando 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 75 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.22.0)
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding ansi_term v0.11.0 (latest: v0.12.1)
[INFO] [stderr]       Adding base64 v0.10.1 (latest: v0.22.1)
[INFO] [stderr]       Adding bytes v0.4.12 (latest: v1.6.0)
[INFO] [stderr]       Adding cpython v0.1.0 (latest: v0.7.1)
[INFO] [stderr]       Adding cpython-json v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding crowbar v0.2.0 (latest: v0.4.10)
[INFO] [stderr]       Adding dtoa v0.4.8 (latest: v1.0.9)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.29.0)
[INFO] [stderr]       Adding http v0.1.21 (latest: v1.1.0)
[INFO] [stderr]       Adding idna v0.1.5 (latest: v0.5.0)
[INFO] [stderr]       Adding itoa v0.4.8 (latest: v1.0.11)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding num-traits v0.1.43 (latest: v0.2.18)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding paste v0.1.18 (latest: v1.0.14)
[INFO] [stderr]       Adding percent-encoding v1.0.1 (latest: v2.3.1)
[INFO] [stderr]       Adding pretty_assertions v0.5.1 (latest: v1.4.0)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.81)
[INFO] [stderr]       Adding python3-sys v0.1.3 (latest: v0.7.1)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.36)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding serde_urlencoded v0.5.5 (latest: v0.7.1)
[INFO] [stderr]       Adding syn v0.15.44 (latest: v2.0.60)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding url v1.7.2 (latest: v2.5.0)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crowbar v0.2.0
[INFO] [stderr]   Downloaded lando-attr v0.2.1
[INFO] [stderr]   Downloaded cpython v0.1.0
[INFO] [stderr]   Downloaded cpython-json v0.2.0
[INFO] [stderr]   Downloaded python3-sys v0.1.3
[INFO] [stderr]   Downloaded pretty_assertions v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b31a9e617949ccd424171c1b0b708d99f5b25d7139db6ed4aebdc4e458276f4f
[INFO] running `Command { std: "docker" "start" "-a" "b31a9e617949ccd424171c1b0b708d99f5b25d7139db6ed4aebdc4e458276f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b31a9e617949ccd424171c1b0b708d99f5b25d7139db6ed4aebdc4e458276f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b31a9e617949ccd424171c1b0b708d99f5b25d7139db6ed4aebdc4e458276f4f", kill_on_drop: false }`
[INFO] [stdout] b31a9e617949ccd424171c1b0b708d99f5b25d7139db6ed4aebdc4e458276f4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dafd92cbc8032b873bb6b09f1ad7b6f694cf85b3d429275ea55acb348f89471
[INFO] running `Command { std: "docker" "start" "-a" "1dafd92cbc8032b873bb6b09f1ad7b6f694cf85b3d429275ea55acb348f89471", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling cpython v0.1.0
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking pretty_assertions v0.5.1
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling python3-sys v0.1.3
[INFO] [stderr] error: failed to run custom build command for `python3-sys v0.1.3`
[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/python3-sys-1ba22f136c417025/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/python3-sys-0.1.3/build.rs:366:65:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: "failed to run python interpreter `\"python\" \"-c\" \"import sys; import sysconfig; 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\\')); print(sys.exec_prefix);\"`: No such file or directory (os error 2)"
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55acfcf25925 - std::backtrace_rs::backtrace::libunwind::trace::hf6d84d188eed4942
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x55acfcf25925 - std::backtrace_rs::backtrace::trace_unsynchronized::hb841ab02b27b2a81
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55acfcf25925 - std::sys_common::backtrace::_print_fmt::h7d09263e980d2dc2
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55acfcf25925 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h8710a3386e66dc13
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55acfcf4768b - core::fmt::rt::Argument::fmt::h56356193ea14b69e
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/fmt/rt.rs:165:63
[INFO] [stderr]      5:     0x55acfcf4768b - core::fmt::write::ha8a35e57fe29df69
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/fmt/mod.rs:1157:21
[INFO] [stderr]      6:     0x55acfcf2379f - std::io::Write::write_fmt::h070417d35cbd0295
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/io/mod.rs:1832:15
[INFO] [stderr]      7:     0x55acfcf256fe - std::sys_common::backtrace::_print::h98c81ef11000e712
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55acfcf256fe - std::sys_common::backtrace::print::hb4fda26b0eb411fc
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55acfcf26a39 - std::panicking::default_hook::{{closure}}::h58b999a8a8b72663
[INFO] [stderr]     10:     0x55acfcf2677d - std::panicking::default_hook::h9ee81ffa3eaff881
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:298:9
[INFO] [stderr]     11:     0x55acfcf26ed3 - std::panicking::rust_panic_with_hook::h7cf1f420e89ee254
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:795:13
[INFO] [stderr]     12:     0x55acfcf26db4 - std::panicking::begin_panic_handler::{{closure}}::h1e92862156407829
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:664:13
[INFO] [stderr]     13:     0x55acfcf25de9 - std::sys_common::backtrace::__rust_end_short_backtrace::hdb9396439049b139
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55acfcf26ae7 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:652:5
[INFO] [stderr]     15:     0x55acfce49fc3 - core::panicking::panic_fmt::hb6b8317cb2c3be4c
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55acfce4a4f6 - core::result::unwrap_failed::h0a109f7ed9e06d80
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/result.rs:1654:5
[INFO] [stderr]     17:     0x55acfce55e3e - build_script_build::main::h14dffa92eab67ee6
[INFO] [stderr]     18:     0x55acfce57273 - core::ops::function::FnOnce::call_once::hb2ea2fad6b9a074a
[INFO] [stderr]     19:     0x55acfce56d46 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0c9ba2cea1bf6fb7
[INFO] [stderr]     20:     0x55acfce56eb9 - std::rt::lang_start::{{closure}}::ha06ec453bb5accb0
[INFO] [stderr]     21:     0x55acfcf204d6 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hed2c947f9885a74b
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     22:     0x55acfcf204d6 - std::panicking::try::do_call::hb89329b1c9c22cc4
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:559:40
[INFO] [stderr]     23:     0x55acfcf204d6 - std::panicking::try::h32506f612ff970ae
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:523:19
[INFO] [stderr]     24:     0x55acfcf204d6 - std::panic::catch_unwind::hb921c12c6fd21966
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panic.rs:149:14
[INFO] [stderr]     25:     0x55acfcf204d6 - std::rt::lang_start_internal::{{closure}}::h525d7c9c8d9957db
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/rt.rs:141:48
[INFO] [stderr]     26:     0x55acfcf204d6 - std::panicking::try::do_call::hc05b1198989502ae
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:559:40
[INFO] [stderr]     27:     0x55acfcf204d6 - std::panicking::try::h4ecd1dd6f6f1e3ba
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:523:19
[INFO] [stderr]     28:     0x55acfcf204d6 - std::panic::catch_unwind::h92b0390d9e8eb6ea
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panic.rs:149:14
[INFO] [stderr]     29:     0x55acfcf204d6 - std::rt::lang_start_internal::he4964f7a9f7ed816
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/rt.rs:141:20
[INFO] [stderr]     30:     0x55acfce56e97 - std::rt::lang_start::h3ed91a16b5b9c64a
[INFO] [stderr]     31:     0x55acfce56bf5 - main
[INFO] [stderr]     32:     0x7f0f7ba85d90 - <unknown>
[INFO] [stderr]     33:     0x7f0f7ba85e40 - __libc_start_main
[INFO] [stderr]     34:     0x55acfce4a855 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1dafd92cbc8032b873bb6b09f1ad7b6f694cf85b3d429275ea55acb348f89471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dafd92cbc8032b873bb6b09f1ad7b6f694cf85b3d429275ea55acb348f89471", kill_on_drop: false }`
[INFO] [stdout] 1dafd92cbc8032b873bb6b09f1ad7b6f694cf85b3d429275ea55acb348f89471
[INFO] checking lando-0.2.1 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate lando 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate lando 0.2.1 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lando 0.2.1
[INFO] finished tweaking crates.io crate lando 0.2.1
[INFO] tweaked toml for crates.io crate lando 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 75 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.22.0)
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding ansi_term v0.11.0 (latest: v0.12.1)
[INFO] [stderr]       Adding base64 v0.10.1 (latest: v0.22.1)
[INFO] [stderr]       Adding bytes v0.4.12 (latest: v1.6.0)
[INFO] [stderr]       Adding cpython v0.1.0 (latest: v0.7.1)
[INFO] [stderr]       Adding cpython-json v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding crowbar v0.2.0 (latest: v0.4.10)
[INFO] [stderr]       Adding dtoa v0.4.8 (latest: v1.0.9)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.29.0)
[INFO] [stderr]       Adding http v0.1.21 (latest: v1.1.0)
[INFO] [stderr]       Adding idna v0.1.5 (latest: v0.5.0)
[INFO] [stderr]       Adding itoa v0.4.8 (latest: v1.0.11)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding num-traits v0.1.43 (latest: v0.2.18)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding paste v0.1.18 (latest: v1.0.14)
[INFO] [stderr]       Adding percent-encoding v1.0.1 (latest: v2.3.1)
[INFO] [stderr]       Adding pretty_assertions v0.5.1 (latest: v1.4.0)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.81)
[INFO] [stderr]       Adding python3-sys v0.1.3 (latest: v0.7.1)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.36)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding serde_urlencoded v0.5.5 (latest: v0.7.1)
[INFO] [stderr]       Adding syn v0.15.44 (latest: v2.0.60)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding url v1.7.2 (latest: v2.5.0)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff55995c3d567ee19dd7528c19f3c17de68bde8f42d983576be3eb4b729b21a3
[INFO] running `Command { std: "docker" "start" "-a" "ff55995c3d567ee19dd7528c19f3c17de68bde8f42d983576be3eb4b729b21a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff55995c3d567ee19dd7528c19f3c17de68bde8f42d983576be3eb4b729b21a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff55995c3d567ee19dd7528c19f3c17de68bde8f42d983576be3eb4b729b21a3", kill_on_drop: false }`
[INFO] [stdout] ff55995c3d567ee19dd7528c19f3c17de68bde8f42d983576be3eb4b729b21a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f675a67b97b5dd5a50d4fa9daf8f7e34aacd2b318b6c19e03d2f093e0dde7625
[INFO] running `Command { std: "docker" "start" "-a" "f675a67b97b5dd5a50d4fa9daf8f7e34aacd2b318b6c19e03d2f093e0dde7625", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cpython v0.1.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking pretty_assertions v0.5.1
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling python3-sys v0.1.3
[INFO] [stderr] error: failed to run custom build command for `python3-sys v0.1.3`
[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/python3-sys-1ba22f136c417025/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/python3-sys-0.1.3/build.rs:366:65:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: "failed to run python interpreter `\"python\" \"-c\" \"import sys; import sysconfig; 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\\')); print(sys.exec_prefix);\"`: No such file or directory (os error 2)"
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x559d93b8a785 - std::backtrace_rs::backtrace::libunwind::trace::hdfeb580427d8933a
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x559d93b8a785 - std::backtrace_rs::backtrace::trace_unsynchronized::h2ab9303b28c241a4
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x559d93b8a785 - std::sys_common::backtrace::_print_fmt::h619cfc7eb9ab5b5f
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x559d93b8a785 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he16efdaf40e8eef7
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x559d93bac4eb - core::fmt::rt::Argument::fmt::h9f13baa13e8b36b1
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/fmt/rt.rs:165:63
[INFO] [stderr]      5:     0x559d93bac4eb - core::fmt::write::hae8f3928a7d1fb9f
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/fmt/mod.rs:1157:21
[INFO] [stderr]      6:     0x559d93b885ff - std::io::Write::write_fmt::h51b0278883ceca93
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/io/mod.rs:1832:15
[INFO] [stderr]      7:     0x559d93b8a55e - std::sys_common::backtrace::_print::ha38797bab2b77f4a
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x559d93b8a55e - std::sys_common::backtrace::print::ha10bfc6bd1633494
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x559d93b8b899 - std::panicking::default_hook::{{closure}}::h71e248ada3a684d2
[INFO] [stderr]     10:     0x559d93b8b5dd - std::panicking::default_hook::hd99e3a7061b2ddee
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:298:9
[INFO] [stderr]     11:     0x559d93b8bd33 - std::panicking::rust_panic_with_hook::h7c7bce4a41c281ff
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:795:13
[INFO] [stderr]     12:     0x559d93b8bc14 - std::panicking::begin_panic_handler::{{closure}}::h2460704575d1c9aa
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:664:13
[INFO] [stderr]     13:     0x559d93b8ac49 - std::sys_common::backtrace::__rust_end_short_backtrace::hbe07398721317bb0
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x559d93b8b947 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:652:5
[INFO] [stderr]     15:     0x559d93aaefc3 - core::panicking::panic_fmt::h621d774f51b1ce55
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x559d93aaf4f6 - core::result::unwrap_failed::h6230215a6bbab7df
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/result.rs:1654:5
[INFO] [stderr]     17:     0x559d93abae3e - build_script_build::main::hebe879c783f6269d
[INFO] [stderr]     18:     0x559d93abc213 - core::ops::function::FnOnce::call_once::hb85c4a7d3b44dbac
[INFO] [stderr]     19:     0x559d93abbcb6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3597621c980e1aaf
[INFO] [stderr]     20:     0x559d93abbd09 - std::rt::lang_start::{{closure}}::h4355fa3a178b5c11
[INFO] [stderr]     21:     0x559d93b85336 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6a158acb8f1b53eb
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     22:     0x559d93b85336 - std::panicking::try::do_call::h1e4aaada6483a32f
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:559:40
[INFO] [stderr]     23:     0x559d93b85336 - std::panicking::try::h1af07f2910174530
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:523:19
[INFO] [stderr]     24:     0x559d93b85336 - std::panic::catch_unwind::h14ab2010dc264db0
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panic.rs:149:14
[INFO] [stderr]     25:     0x559d93b85336 - std::rt::lang_start_internal::{{closure}}::ha4f1e133f590a2bc
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/rt.rs:141:48
[INFO] [stderr]     26:     0x559d93b85336 - std::panicking::try::do_call::h0f5241dc2333fd63
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:559:40
[INFO] [stderr]     27:     0x559d93b85336 - std::panicking::try::h2de8e037aeb49eae
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:523:19
[INFO] [stderr]     28:     0x559d93b85336 - std::panic::catch_unwind::h655cf7c8daff0fce
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panic.rs:149:14
[INFO] [stderr]     29:     0x559d93b85336 - std::rt::lang_start_internal::h0546893e62f1752b
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/rt.rs:141:20
[INFO] [stderr]     30:     0x559d93abbce7 - std::rt::lang_start::hc758f636c331d82a
[INFO] [stderr]     31:     0x559d93abbbf5 - main
[INFO] [stderr]     32:     0x7fdbd52aad90 - <unknown>
[INFO] [stderr]     33:     0x7fdbd52aae40 - __libc_start_main
[INFO] [stderr]     34:     0x559d93aaf855 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f675a67b97b5dd5a50d4fa9daf8f7e34aacd2b318b6c19e03d2f093e0dde7625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f675a67b97b5dd5a50d4fa9daf8f7e34aacd2b318b6c19e03d2f093e0dde7625", kill_on_drop: false }`
[INFO] [stdout] f675a67b97b5dd5a50d4fa9daf8f7e34aacd2b318b6c19e03d2f093e0dde7625
