[INFO] cloning repository https://github.com/aleph-naught2tog/rust-wasm-experiments [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aleph-naught2tog/rust-wasm-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleph-naught2tog%2Frust-wasm-experiments", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleph-naught2tog%2Frust-wasm-experiments'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8f60a2bc1db54a49c6fecb285ebb916023046eaf [INFO] checking aleph-naught2tog/rust-wasm-experiments against try#51ad93974f526eaf4ede64932870490e6c96e4fd for pr-103293 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleph-naught2tog%2Frust-wasm-experiments" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aleph-naught2tog/rust-wasm-experiments on toolchain 51ad93974f526eaf4ede64932870490e6c96e4fd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+51ad93974f526eaf4ede64932870490e6c96e4fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aleph-naught2tog/rust-wasm-experiments [INFO] finished tweaking git repo https://github.com/aleph-naught2tog/rust-wasm-experiments [INFO] tweaked toml for git repo https://github.com/aleph-naught2tog/rust-wasm-experiments written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/aleph-naught2tog/rust-wasm-experiments already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+51ad93974f526eaf4ede64932870490e6c96e4fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+51ad93974f526eaf4ede64932870490e6c96e4fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 41df5cb2fb8162b6f557124ca5a698b6a4512d2cd26b97cb7f84c9bb160d44a7 [INFO] running `Command { std: "docker" "start" "-a" "41df5cb2fb8162b6f557124ca5a698b6a4512d2cd26b97cb7f84c9bb160d44a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "41df5cb2fb8162b6f557124ca5a698b6a4512d2cd26b97cb7f84c9bb160d44a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41df5cb2fb8162b6f557124ca5a698b6a4512d2cd26b97cb7f84c9bb160d44a7", kill_on_drop: false }` [INFO] [stdout] 41df5cb2fb8162b6f557124ca5a698b6a4512d2cd26b97cb7f84c9bb160d44a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+51ad93974f526eaf4ede64932870490e6c96e4fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] db2de77cabaa7639db2171c3b0897a62505a099c14cb14e2d6ac9fdd0b7a7529 [INFO] running `Command { std: "docker" "start" "-a" "db2de77cabaa7639db2171c3b0897a62505a099c14cb14e2d6ac9fdd0b7a7529", kill_on_drop: false }` [INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies [INFO] [stderr] Compiling proc-macro2 v1.0.3 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.50 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling bumpalo v2.6.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.100 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling wasm-bindgen v0.2.50 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling sourcefile v0.1.4 [INFO] [stderr] error: failed to run custom build command for `libc v0.2.62` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/libc-b9c2453a78fe72eb/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Failed to get rustc version', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.62/build.rs:7:31 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x560e77ea1c70 - std::backtrace_rs::backtrace::libunwind::trace::h1419d80c9ac2a9fd [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 1: 0x560e77ea1c70 - std::backtrace_rs::backtrace::trace_unsynchronized::he698a5b8b2577874 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x560e77ea1c70 - std::sys_common::backtrace::_print_fmt::hbdf384d384fb25cf [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/sys_common/backtrace.rs:65:5 [INFO] [stderr] 3: 0x560e77ea1c70 - ::fmt::hdb7297875324e4d6 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stderr] 4: 0x560e77ebec5e - core::fmt::write::h42b63953527cdfa8 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/core/src/fmt/mod.rs:1209:17 [INFO] [stderr] 5: 0x560e77e9f225 - std::io::Write::write_fmt::h6a36540def9fb238 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/io/mod.rs:1682:15 [INFO] [stderr] 6: 0x560e77ea1a35 - std::sys_common::backtrace::_print::h96d9171e4f94deb3 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stderr] 7: 0x560e77ea1a35 - std::sys_common::backtrace::print::h60c894cbd66cb54b [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stderr] 8: 0x560e77ea313f - std::panicking::default_hook::{{closure}}::he7af5a1c47e1fc4a [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/panicking.rs:267:22 [INFO] [stderr] 9: 0x560e77ea2e7a - std::panicking::default_hook::h3c0f799d941cd73a [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/panicking.rs:286:9 [INFO] [stderr] 10: 0x560e77ea3838 - std::panicking::rust_panic_with_hook::h8f692041c1ee4ad0 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/panicking.rs:688:13 [INFO] [stderr] 11: 0x560e77ea35d7 - std::panicking::begin_panic_handler::{{closure}}::h56231daa81f977d4 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/panicking.rs:579:13 [INFO] [stderr] 12: 0x560e77ea211c - std::sys_common::backtrace::__rust_end_short_backtrace::hac58659f7b10831b [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/sys_common/backtrace.rs:137:18 [INFO] [stderr] 13: 0x560e77ea32f2 - rust_begin_unwind [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/panicking.rs:575:5 [INFO] [stderr] 14: 0x560e77e7d083 - core::panicking::panic_fmt::h2c4ecf0ce6f140fe [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/core/src/panicking.rs:65:14 [INFO] [stderr] 15: 0x560e77ebdf01 - core::panicking::panic_display::he84e60b640a548c2 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/core/src/panicking.rs:139:5 [INFO] [stderr] 16: 0x560e77ebdeab - core::panicking::panic_str::h57fb792ca83a5c49 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/core/src/panicking.rs:123:5 [INFO] [stderr] 17: 0x560e77e7d046 - core::option::expect_failed::hdbd6d663a1bd2d6c [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/core/src/option.rs:1876:5 [INFO] [stderr] 18: 0x560e77e800fa - core::option::Option::expect::hd5be47d1aa5c2c73 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/core/src/option.rs:741:21 [INFO] [stderr] 19: 0x560e77e84604 - build_script_build::main::hebb3a87a3462adb9 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.62/build.rs:7:9 [INFO] [stderr] 20: 0x560e77e8293b - core::ops::function::FnOnce::call_once::h90ed506fb766c2c1 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/core/src/ops/function.rs:251:5 [INFO] [stderr] 21: 0x560e77e83e4e - std::sys_common::backtrace::__rust_begin_short_backtrace::he2db9c6b8c7bd831 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/sys_common/backtrace.rs:121:18 [INFO] [stderr] 22: 0x560e77e7f981 - std::rt::lang_start::{{closure}}::h827a0bcc53e116a1 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/rt.rs:166:18 [INFO] [stderr] 23: 0x560e77e9c68b - core::ops::function::impls:: for &F>::call_once::h2754d673c53fd612 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/core/src/ops/function.rs:286:13 [INFO] [stderr] 24: 0x560e77e9c68b - std::panicking::try::do_call::h3767ac031dfe4f87 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/panicking.rs:483:40 [INFO] [stderr] 25: 0x560e77e9c68b - std::panicking::try::h01773a7de0669cb3 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/panicking.rs:447:19 [INFO] [stderr] 26: 0x560e77e9c68b - std::panic::catch_unwind::h577f854a9573b77d [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/panic.rs:137:14 [INFO] [stderr] 27: 0x560e77e9c68b - std::rt::lang_start_internal::{{closure}}::hcd0a5d831b0d892a [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/rt.rs:148:48 [INFO] [stderr] 28: 0x560e77e9c68b - std::panicking::try::do_call::hb8f741895081b6fd [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/panicking.rs:483:40 [INFO] [stderr] 29: 0x560e77e9c68b - std::panicking::try::hb09f773cdbd4630b [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/panicking.rs:447:19 [INFO] [stderr] 30: 0x560e77e9c68b - std::panic::catch_unwind::hace79670d412efdd [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/panic.rs:137:14 [INFO] [stderr] 31: 0x560e77e9c68b - std::rt::lang_start_internal::h74a9ba6d907a6856 [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/rt.rs:148:20 [INFO] [stderr] 32: 0x560e77e7f95a - std::rt::lang_start::hd0dfadcebef62a6d [INFO] [stderr] at /rustc/51ad93974f526eaf4ede64932870490e6c96e4fd/library/std/src/rt.rs:165:17 [INFO] [stderr] 33: 0x560e77e85691 - main [INFO] [stderr] 34: 0x7f8072bd2083 - __libc_start_main [INFO] [stderr] 35: 0x560e77e7d3ce - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "db2de77cabaa7639db2171c3b0897a62505a099c14cb14e2d6ac9fdd0b7a7529", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db2de77cabaa7639db2171c3b0897a62505a099c14cb14e2d6ac9fdd0b7a7529", kill_on_drop: false }` [INFO] [stdout] db2de77cabaa7639db2171c3b0897a62505a099c14cb14e2d6ac9fdd0b7a7529