[INFO] fetching crate caldera 0.2.0...
[INFO] checking caldera-0.2.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate caldera 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate caldera 0.2.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caldera 0.2.0
[INFO] finished tweaking crates.io crate caldera 0.2.0
[INFO] tweaked toml for crates.io crate caldera 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate caldera 0.2.0 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smallvec v0.6.13
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f81b4e2dbf1f771a815ca0783ebc10af9ef84f44f9873fb0be77ce1d71b3ea9a
[INFO] running `Command { std: "docker" "start" "-a" "f81b4e2dbf1f771a815ca0783ebc10af9ef84f44f9873fb0be77ce1d71b3ea9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f81b4e2dbf1f771a815ca0783ebc10af9ef84f44f9873fb0be77ce1d71b3ea9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f81b4e2dbf1f771a815ca0783ebc10af9ef84f44f9873fb0be77ce1d71b3ea9a", kill_on_drop: false }`
[INFO] [stdout] f81b4e2dbf1f771a815ca0783ebc10af9ef84f44f9873fb0be77ce1d71b3ea9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e5ec743dc7048f167653dd8ed2ce38aac8d642772cbc72388a1745e85cc16a9
[INFO] running `Command { std: "docker" "start" "-a" "0e5ec743dc7048f167653dd8ed2ce38aac8d642772cbc72388a1745e85cc16a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling glib-sys v0.9.0
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]     Checking stb_truetype v0.3.0
[INFO] [stderr]    Compiling memoffset v0.5.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking num_cpus v1.11.0
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling curl-sys v0.4.23
[INFO] [stderr]    Compiling shaderc-sys v0.6.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking rusttype v0.8.1
[INFO] [stderr]    Compiling gobject-sys v0.9.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: shaderc-sys@0.6.1: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: shaderc-sys@0.6.1: System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `shaderc-sys v0.6.1`
[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/shaderc-sys-5043c6d7720dd058/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:warning=Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr]   cargo:warning=System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/shaderc-sys-0.6.1/build/cmd_finder.rs:50:13:
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   couldn't find required command: "python"
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55ef0f0f1af2 - std::backtrace_rs::backtrace::libunwind::trace::hd67e08e71d64f12a
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x55ef0f0f1af2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1b6e03ae921b7ccc
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55ef0f0f1af2 - std::sys_common::backtrace::_print_fmt::h104284235ec6c37d
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55ef0f0f1af2 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9ec11fc9f8e1e9e3
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55ef0f115f3c - core::fmt::rt::Argument::fmt::hba6bb69d73dbc69a
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55ef0f115f3c - core::fmt::write::h1591db653c658e71
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/mod.rs:1153:17
[INFO] [stderr]      6:     0x55ef0f0eee7f - std::io::Write::write_fmt::hfbffa468e7623aef
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/io/mod.rs:1843:15
[INFO] [stderr]      7:     0x55ef0f0f18c4 - std::sys_common::backtrace::_print::h00abfdf27a732373
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55ef0f0f18c4 - std::sys_common::backtrace::print::ha9520edf621a95dc
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55ef0f0f2f9b - std::panicking::default_hook::{{closure}}::h46e508c07ecf0cb0
[INFO] [stderr]     10:     0x55ef0f0f2cf3 - std::panicking::default_hook::h171667a6e5f66517
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55ef0f0f343d - std::panicking::rust_panic_with_hook::hb748cf56d2d9af62
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55ef0f0f3312 - std::panicking::begin_panic_handler::{{closure}}::h1f68a14808274394
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x55ef0f0f1fc6 - std::sys_common::backtrace::__rust_end_short_backtrace::h36413da1fefb6b73
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55ef0f0f3044 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55ef0f085115 - core::panicking::panic_fmt::hbebe585df2478a90
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55ef0f089666 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::hf154602c7c730a3b
[INFO] [stderr]     17:     0x55ef0f086e43 - core::option::Option<T>::unwrap_or_else::h5fcc881f4b429fa2
[INFO] [stderr]     18:     0x55ef0f0895c8 - build_script_build::cmd_finder::CommandFinder::must_have::h0b83be86e0c6d8c5
[INFO] [stderr]     19:     0x55ef0f08c55e - build_script_build::main::hd679f9bcb399c4f6
[INFO] [stderr]     20:     0x55ef0f086693 - core::ops::function::FnOnce::call_once::h4336d39652f8bc34
[INFO] [stderr]     21:     0x55ef0f0857c6 - std::sys_common::backtrace::__rust_begin_short_backtrace::had3064c26c2b27b7
[INFO] [stderr]     22:     0x55ef0f085e69 - std::rt::lang_start::{{closure}}::hf0ae5a1dea38be84
[INFO] [stderr]     23:     0x55ef0f0eb1c3 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc0dea7e08dfe9d58
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x55ef0f0eb1c3 - std::panicking::try::do_call::h9e7e3ff0019eca48
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x55ef0f0eb1c3 - std::panicking::try::h4177c8693e12080e
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x55ef0f0eb1c3 - std::panic::catch_unwind::h30c59f0ccf8c5da4
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panic.rs:146:14
[INFO] [stderr]     27:     0x55ef0f0eb1c3 - std::rt::lang_start_internal::{{closure}}::hc959f2313e587664
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x55ef0f0eb1c3 - std::panicking::try::do_call::h52365037f05374a7
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:552:40
[INFO] [stderr]     29:     0x55ef0f0eb1c3 - std::panicking::try::h7da172df60cd6061
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:516:19
[INFO] [stderr]     30:     0x55ef0f0eb1c3 - std::panic::catch_unwind::h88fa8b63d34be7de
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panic.rs:146:14
[INFO] [stderr]     31:     0x55ef0f0eb1c3 - std::rt::lang_start_internal::hc3039611687c4867
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x55ef0f085e47 - std::rt::lang_start::h419167bc2be9ac4a
[INFO] [stderr]     33:     0x55ef0f08cf15 - main
[INFO] [stderr]     34:     0x7fe8f9e78d90 - <unknown>
[INFO] [stderr]     35:     0x7fe8f9e78e40 - __libc_start_main
[INFO] [stderr]     36:     0x55ef0f0856f5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0e5ec743dc7048f167653dd8ed2ce38aac8d642772cbc72388a1745e85cc16a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e5ec743dc7048f167653dd8ed2ce38aac8d642772cbc72388a1745e85cc16a9", kill_on_drop: false }`
[INFO] [stdout] 0e5ec743dc7048f167653dd8ed2ce38aac8d642772cbc72388a1745e85cc16a9
[INFO] checking caldera-0.2.0 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate caldera 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate caldera 0.2.0 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caldera 0.2.0
[INFO] finished tweaking crates.io crate caldera 0.2.0
[INFO] tweaked toml for crates.io crate caldera 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate caldera 0.2.0 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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 399b43f4f9092448e1b6296f46ca99aacce485a47957f7a12d1e40503a09d777
[INFO] running `Command { std: "docker" "start" "-a" "399b43f4f9092448e1b6296f46ca99aacce485a47957f7a12d1e40503a09d777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "399b43f4f9092448e1b6296f46ca99aacce485a47957f7a12d1e40503a09d777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "399b43f4f9092448e1b6296f46ca99aacce485a47957f7a12d1e40503a09d777", kill_on_drop: false }`
[INFO] [stdout] 399b43f4f9092448e1b6296f46ca99aacce485a47957f7a12d1e40503a09d777
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c75df6c1081d0a6c7baa0d406b9889f25cc6206b6ccf8d113b649c88c13da25
[INFO] running `Command { std: "docker" "start" "-a" "0c75df6c1081d0a6c7baa0d406b9889f25cc6206b6ccf8d113b649c88c13da25", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking stb_truetype v0.3.0
[INFO] [stderr]    Compiling memoffset v0.5.2
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]    Compiling glib-sys v0.9.0
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking num_cpus v1.11.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling curl-sys v0.4.23
[INFO] [stderr]    Compiling shaderc-sys v0.6.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]    Compiling gobject-sys v0.9.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: shaderc-sys@0.6.1: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: shaderc-sys@0.6.1: System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `shaderc-sys v0.6.1`
[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/shaderc-sys-5043c6d7720dd058/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:warning=Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr]   cargo:warning=System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/shaderc-sys-0.6.1/build/cmd_finder.rs:50:13:
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   couldn't find required command: "python"
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55cda573cae2 - std::backtrace_rs::backtrace::libunwind::trace::h9c7f94e40162a27c
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x55cda573cae2 - std::backtrace_rs::backtrace::trace_unsynchronized::ha56ed7d3a539b199
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55cda573cae2 - std::sys_common::backtrace::_print_fmt::h2b061112255cbda0
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55cda573cae2 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd2f62a79c076756d
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55cda5760f2c - core::fmt::rt::Argument::fmt::h3f82fcb0e5df8f82
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55cda5760f2c - core::fmt::write::h205e4aa24bad4cfa
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/core/src/fmt/mod.rs:1153:17
[INFO] [stderr]      6:     0x55cda5739e6f - std::io::Write::write_fmt::he97e1f829a4300f2
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/io/mod.rs:1843:15
[INFO] [stderr]      7:     0x55cda573c8b4 - std::sys_common::backtrace::_print::hc96730fdf6f00296
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55cda573c8b4 - std::sys_common::backtrace::print::h1c9d9bd05b4be363
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55cda573df8b - std::panicking::default_hook::{{closure}}::h49c3c76f3668a21c
[INFO] [stderr]     10:     0x55cda573dce3 - std::panicking::default_hook::h0c2f084c9298debc
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55cda573e42d - std::panicking::rust_panic_with_hook::h193b3d102883e089
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55cda573e302 - std::panicking::begin_panic_handler::{{closure}}::h0490fb0ce2a5c0be
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x55cda573cfb6 - std::sys_common::backtrace::__rust_end_short_backtrace::hba4a3b291ebba6bd
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55cda573e034 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55cda56d0115 - core::panicking::panic_fmt::hc5689e3f09a0388f
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55cda56d4666 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h7b4464e07c2a9bb8
[INFO] [stderr]     17:     0x55cda56d1e43 - core::option::Option<T>::unwrap_or_else::h31b806df1ece1950
[INFO] [stderr]     18:     0x55cda56d45c8 - build_script_build::cmd_finder::CommandFinder::must_have::h9521da46f08613d6
[INFO] [stderr]     19:     0x55cda56d755e - build_script_build::main::h32f8e134784c7f21
[INFO] [stderr]     20:     0x55cda56d1733 - core::ops::function::FnOnce::call_once::hea7fc7d8d3e3fab8
[INFO] [stderr]     21:     0x55cda56d07c6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h80af2ac604cc77ce
[INFO] [stderr]     22:     0x55cda56d0e69 - std::rt::lang_start::{{closure}}::h395544c8ff1f7bed
[INFO] [stderr]     23:     0x55cda57361b3 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hb687d3eb5aa194ab
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x55cda57361b3 - std::panicking::try::do_call::h1a8db1b4ab94f870
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x55cda57361b3 - std::panicking::try::hc39e689b83d5a32c
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x55cda57361b3 - std::panic::catch_unwind::h9b93da0a1041af3a
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panic.rs:146:14
[INFO] [stderr]     27:     0x55cda57361b3 - std::rt::lang_start_internal::{{closure}}::h7a8e8885ac2254b7
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x55cda57361b3 - std::panicking::try::do_call::h3b7d4d3637ac6722
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:552:40
[INFO] [stderr]     29:     0x55cda57361b3 - std::panicking::try::hd3ee0615612e7288
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:516:19
[INFO] [stderr]     30:     0x55cda57361b3 - std::panic::catch_unwind::h9452a3a2801d03fb
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panic.rs:146:14
[INFO] [stderr]     31:     0x55cda57361b3 - std::rt::lang_start_internal::he827cc1207184f9b
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x55cda56d0e47 - std::rt::lang_start::h19dbe80e01220c03
[INFO] [stderr]     33:     0x55cda56d7f15 - main
[INFO] [stderr]     34:     0x7f29edd30d90 - <unknown>
[INFO] [stderr]     35:     0x7f29edd30e40 - __libc_start_main
[INFO] [stderr]     36:     0x55cda56d06f5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0c75df6c1081d0a6c7baa0d406b9889f25cc6206b6ccf8d113b649c88c13da25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c75df6c1081d0a6c7baa0d406b9889f25cc6206b6ccf8d113b649c88c13da25", kill_on_drop: false }`
[INFO] [stdout] 0c75df6c1081d0a6c7baa0d406b9889f25cc6206b6ccf8d113b649c88c13da25
