[INFO] cloning repository https://github.com/robdaemon/rusty-plaid [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robdaemon/rusty-plaid" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobdaemon%2Frusty-plaid", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobdaemon%2Frusty-plaid'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f16912a93899b532a169e22fea0bcdc58a22c267 [INFO] checking robdaemon/rusty-plaid against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobdaemon%2Frusty-plaid" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/robdaemon/rusty-plaid on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-7/source/.cargo/config [INFO] started tweaking git repo https://github.com/robdaemon/rusty-plaid [INFO] finished tweaking git repo https://github.com/robdaemon/rusty-plaid [INFO] tweaked toml for git repo https://github.com/robdaemon/rusty-plaid written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/robdaemon/rusty-plaid already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: path `/workspace/builds/worker-7/source/src/PlaidOS.rs` was erroneously implicitly accepted for library `PlaidOS`, [INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2c393a21676a88dd6ae0762f82fe6b626de4d3db2457b1b839c899e598426e57 [INFO] running `Command { std: "docker" "start" "-a" "2c393a21676a88dd6ae0762f82fe6b626de4d3db2457b1b839c899e598426e57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c393a21676a88dd6ae0762f82fe6b626de4d3db2457b1b839c899e598426e57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c393a21676a88dd6ae0762f82fe6b626de4d3db2457b1b839c899e598426e57", kill_on_drop: false }` [INFO] [stdout] 2c393a21676a88dd6ae0762f82fe6b626de4d3db2457b1b839c899e598426e57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ffcfa9c7b06cb8cdf2bce809157e3c6c3b8d77bd852723b1c5cfbb698e9cd0a9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ffcfa9c7b06cb8cdf2bce809157e3c6c3b8d77bd852723b1c5cfbb698e9cd0a9", kill_on_drop: false }` [INFO] [stderr] warning: path `/opt/rustwide/workdir/src/PlaidOS.rs` was erroneously implicitly accepted for library `PlaidOS`, [INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml [INFO] [stderr] Compiling rust-libcore v0.0.3 [INFO] [stderr] error: failed to run custom build command for `rust-libcore v0.0.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rust-libcore-65ea4f8bfef5c331/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Box', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-libcore-0.0.3/./build.rs:43:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x557d947762e0 - std::backtrace_rs::backtrace::libunwind::trace::h0f5cd2ee8b0d7274 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x557d947762e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h06905b5aeda069a1 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x557d947762e0 - std::sys_common::backtrace::_print_fmt::h4fe4c7c875072f30 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x557d947762e0 - ::fmt::hcc0746f004a9b7ef [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x557d9479462c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x557d94773b05 - std::io::Write::write_fmt::h23dab4cc9ce72ee2 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/io/mod.rs:1665:15 [INFO] [stderr] 6: 0x557d9477848b - std::sys_common::backtrace::_print::h173dc702502d65d2 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x557d9477848b - std::sys_common::backtrace::print::h61bd27c4742ba817 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x557d9477848b - std::panicking::default_hook::{{closure}}::hcaae87f0495ae613 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x557d94777f61 - std::panicking::default_hook::h0538e728ee080db0 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x557d94778b54 - std::panicking::rust_panic_with_hook::h3039e236b6ca482c [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x557d94760b7b - std::panicking::begin_panic::{{closure}}::h8db1110666785062 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:542:9 [INFO] [stderr] 12: 0x557d9475acf8 - std::sys_common::backtrace::__rust_end_short_backtrace::hc15a5bf02b2c06b3 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x557d9476090b - std::panicking::begin_panic::hc17e59e7ea8cdcc3 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:541:12 [INFO] [stderr] 14: 0x557d94759844 - build_script_build::main::h0c6486995c812c91 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-libcore-0.0.3/./build.rs:43:9 [INFO] [stderr] 15: 0x557d9475b94b - core::ops::function::FnOnce::call_once::hd7f20f9ae1efdf23 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x557d9475ad3e - std::sys_common::backtrace::__rust_begin_short_backtrace::he2ac40bcb95f9f85 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x557d9475ded1 - std::rt::lang_start::{{closure}}::h5a7a116db3780ad4 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/rt.rs:63:18 [INFO] [stderr] 18: 0x557d9477905a - core::ops::function::impls:: for &F>::call_once::h61bcc1dec5918b7e [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 19: 0x557d9477905a - std::panicking::try::do_call::h672d24f85ce22db4 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:401:40 [INFO] [stderr] 20: 0x557d9477905a - std::panicking::try::he383e7ef11604e58 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:365:19 [INFO] [stderr] 21: 0x557d9477905a - std::panic::catch_unwind::h502ac6058961e393 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panic.rs:434:14 [INFO] [stderr] 22: 0x557d9477905a - std::rt::lang_start_internal::{{closure}}::h851ee37bb5d99fdf [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/rt.rs:45:48 [INFO] [stderr] 23: 0x557d9477905a - std::panicking::try::do_call::h84f41bb3453bbd14 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:401:40 [INFO] [stderr] 24: 0x557d9477905a - std::panicking::try::h969c45dbbf2e4c94 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:365:19 [INFO] [stderr] 25: 0x557d9477905a - std::panic::catch_unwind::he40b1a4614f73e03 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panic.rs:434:14 [INFO] [stderr] 26: 0x557d9477905a - std::rt::lang_start_internal::h0fbab25cccdb30d8 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/rt.rs:45:20 [INFO] [stderr] 27: 0x557d9475dea0 - std::rt::lang_start::h2aec191aa466e8b6 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/rt.rs:62:5 [INFO] [stderr] 28: 0x557d94759dcc - main [INFO] [stderr] 29: 0x7f1b14ae20b3 - __libc_start_main [INFO] [stderr] 30: 0x557d947567ae - _start [INFO] [stderr] 31: 0x0 - [INFO] running `Command { std: "docker" "inspect" "ffcfa9c7b06cb8cdf2bce809157e3c6c3b8d77bd852723b1c5cfbb698e9cd0a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffcfa9c7b06cb8cdf2bce809157e3c6c3b8d77bd852723b1c5cfbb698e9cd0a9", kill_on_drop: false }` [INFO] [stdout] ffcfa9c7b06cb8cdf2bce809157e3c6c3b8d77bd852723b1c5cfbb698e9cd0a9