[INFO] cloning repository https://github.com/BenBergman/podcast-visualizer-v3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BenBergman/podcast-visualizer-v3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenBergman%2Fpodcast-visualizer-v3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenBergman%2Fpodcast-visualizer-v3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] edad8d3db9890252a4cf909c2fc0ab1644473245
[INFO] checking BenBergman/podcast-visualizer-v3 against try#f77b5bc6c7c84df104f86b0dd01d9490e3923fa8 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenBergman%2Fpodcast-visualizer-v3" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BenBergman/podcast-visualizer-v3
[INFO] finished tweaking git repo https://github.com/BenBergman/podcast-visualizer-v3
[INFO] tweaked toml for git repo https://github.com/BenBergman/podcast-visualizer-v3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BenBergman/podcast-visualizer-v3 on toolchain f77b5bc6c7c84df104f86b0dd01d9490e3923fa8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BenBergman/podcast-visualizer-v3 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" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fa29361970a4bb11d5c4f7e7ee5b98b93b6cfc431e96904ef6e9cdfa7d722b8
[INFO] running `Command { std: "docker" "start" "-a" "2fa29361970a4bb11d5c4f7e7ee5b98b93b6cfc431e96904ef6e9cdfa7d722b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fa29361970a4bb11d5c4f7e7ee5b98b93b6cfc431e96904ef6e9cdfa7d722b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fa29361970a4bb11d5c4f7e7ee5b98b93b6cfc431e96904ef6e9cdfa7d722b8", kill_on_drop: false }`
[INFO] [stdout] 2fa29361970a4bb11d5c4f7e7ee5b98b93b6cfc431e96904ef6e9cdfa7d722b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e4bc92a052f5e85beab99f11030b530013c9a3b845ee860d083fe942b90608a
[INFO] running `Command { std: "docker" "start" "-a" "6e4bc92a052f5e85beab99f11030b530013c9a3b845ee860d083fe942b90608a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling shaderc-sys v0.6.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling quote v1.0.2
[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] 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-9722e8f602eb7b56/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] 
[INFO] [stderr]   thread 'main' (609) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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:     0x62b064cd61d2 - std::backtrace_rs::backtrace::libunwind::trace::h4719922acc1f32d8
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x62b064cd61d2 - std::backtrace_rs::backtrace::trace_unsynchronized::h2051c42b2630a5c2
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x62b064cd61d2 - std::sys::backtrace::_print_fmt::h6b555000df2c582f
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x62b064cd61d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8ded6d8a024ba086
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x62b064ce635f - core::fmt::rt::Argument::fmt::h35a1c06d9b268106
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x62b064ce635f - core::fmt::write::h54578f32d57bc648
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x62b064ca7283 - std::io::default_write_fmt::hf46c9099dd2bb784
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x62b064ca7283 - std::io::Write::write_fmt::h4f349bf8aaccb43d
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x62b064cb1982 - std::sys::backtrace::BacktraceLock::print::hecec56b35aaf603f
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x62b064cb423c - std::panicking::default_hook::{{closure}}::hd6c682914ab1ad26
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x62b064cb4096 - std::panicking::default_hook::h6cfe4cd6f8bc31e5
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x62b064cb4815 - std::panicking::panic_with_hook::h44c676ec17840d54
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x62b064cb46aa - std::panicking::panic_handler::{{closure}}::hcd464e8af1215c4e
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x62b064cb1ab9 - std::sys::backtrace::__rust_end_short_backtrace::h472e40a56c906c62
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x62b064c9b53d - __rustc[66709b9d059b37fc]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x62b064ce9db0 - core::panicking::panic_fmt::h799ffb5863fc63a3
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x62b064c5849b - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::ha110d4888d42130e
[INFO] [stderr]     17:     0x62b064c5ccb9 - core::option::Option<T>::unwrap_or_else::hfa6bfc28381c19a2
[INFO] [stderr]     18:     0x62b064c5841c - build_script_build::cmd_finder::CommandFinder::must_have::hb152b057b31b9a68
[INFO] [stderr]     19:     0x62b064c5b090 - build_script_build::main::h09e4869a89be1d8f
[INFO] [stderr]     20:     0x62b064c5c003 - core::ops::function::FnOnce::call_once::h617b9774fea9b43f
[INFO] [stderr]     21:     0x62b064c5bbf6 - std::sys::backtrace::__rust_begin_short_backtrace::h4347cd376d4e3a37
[INFO] [stderr]     22:     0x62b064c5bb29 - std::rt::lang_start::{{closure}}::h8d91d5694320ac31
[INFO] [stderr]     23:     0x62b064ca89c0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc3c1a118f95f28ce
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x62b064ca89c0 - std::panicking::catch_unwind::do_call::h7d530c21a6dc7c89
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:590:40
[INFO] [stderr]     25:     0x62b064ca89c0 - std::panicking::catch_unwind::hd663eff96b260042
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:553:19
[INFO] [stderr]     26:     0x62b064ca89c0 - std::panic::catch_unwind::h951995dd76995562
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x62b064ca89c0 - std::rt::lang_start_internal::{{closure}}::h9d8c468c91cbf901
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x62b064ca89c0 - std::panicking::catch_unwind::do_call::he3860c7edc206498
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:590:40
[INFO] [stderr]     29:     0x62b064ca89c0 - std::panicking::catch_unwind::ha3af58ce34415e02
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:553:19
[INFO] [stderr]     30:     0x62b064ca89c0 - std::panic::catch_unwind::h29ffe2ddc58d5e18
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x62b064ca89c0 - std::rt::lang_start_internal::hd327f88d31071a57
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x62b064c5bb11 - std::rt::lang_start::h67e4f321e667f394
[INFO] [stderr]     33:     0x62b064c5e4a5 - main
[INFO] [stderr]     34:     0x7f22301f11ca - <unknown>
[INFO] [stderr]     35:     0x7f22301f128b - __libc_start_main
[INFO] [stderr]     36:     0x62b064c57535 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6e4bc92a052f5e85beab99f11030b530013c9a3b845ee860d083fe942b90608a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e4bc92a052f5e85beab99f11030b530013c9a3b845ee860d083fe942b90608a", kill_on_drop: false }`
[INFO] [stdout] 6e4bc92a052f5e85beab99f11030b530013c9a3b845ee860d083fe942b90608a
