[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 try#4a23c45c7893f1416456144e3883cc48ea91722e for pr-82322 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobdaemon%2Frusty-plaid" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/robdaemon/rusty-plaid on toolchain 4a23c45c7893f1416456144e3883cc48ea91722e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-6/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-6/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" "+4a23c45c7893f1416456144e3883cc48ea91722e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: path `/workspace/builds/worker-6/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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rust-libcore v0.0.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8d5ac0df12244a2fc90bd4a6446158f30c1db44380226283bcebdd54abb218f4 [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" "8d5ac0df12244a2fc90bd4a6446158f30c1db44380226283bcebdd54abb218f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d5ac0df12244a2fc90bd4a6446158f30c1db44380226283bcebdd54abb218f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d5ac0df12244a2fc90bd4a6446158f30c1db44380226283bcebdd54abb218f4", kill_on_drop: false }` [INFO] [stdout] 8d5ac0df12244a2fc90bd4a6446158f30c1db44380226283bcebdd54abb218f4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 4ac599daf4838ec7543fc050ab341844404940c3653f5078e20b0a7333b6d8f3 [INFO] running `Command { std: "docker" "start" "-a" "4ac599daf4838ec7543fc050ab341844404940c3653f5078e20b0a7333b6d8f3", 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-201ff063c72c52db/build-script-build` (exit code: 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: 0x5624574ab220 - std::backtrace_rs::backtrace::libunwind::trace::hb4de9797f80b7b8c [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x5624574ab220 - std::backtrace_rs::backtrace::trace_unsynchronized::h59566d0bd20efff7 [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5624574ab220 - std::sys_common::backtrace::_print_fmt::hcfa5ce6be50275d4 [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5624574ab220 - ::fmt::hd8c307a38b9bab04 [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5624574cabdc - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/core/src/fmt/mod.rs:1092:17 [INFO] [stderr] 5: 0x5624574a8172 - std::io::Write::write_fmt::hab90295d5a0f197d [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/io/mod.rs:1568:15 [INFO] [stderr] 6: 0x5624574ad3e5 - std::sys_common::backtrace::_print::h19224910b8700cf1 [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5624574ad3e5 - std::sys_common::backtrace::print::h25dedfa68c5fb84a [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5624574ad3e5 - std::panicking::default_hook::{{closure}}::h12c5765653a72a42 [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5624574ace93 - std::panicking::default_hook::he65cee71c4209f0c [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5624574adb81 - std::panicking::rust_panic_with_hook::h01a674d863fe0d8a [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x5624574937d9 - std::panicking::begin_panic::{{closure}}::h90a0a2feea676d2b [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/panicking.rs:520:9 [INFO] [stderr] 12: 0x562457490068 - std::sys_common::backtrace::__rust_end_short_backtrace::hf565f255a2bcfc05 [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x56245749357d - std::panicking::begin_panic::h5b7aed2339626004 [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/panicking.rs:519:12 [INFO] [stderr] 14: 0x56245748c6bf - build_script_build::main::hf062f14f091b7bde [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-libcore-0.0.3/./build.rs:43:9 [INFO] [stderr] 15: 0x56245748a92b - core::ops::function::FnOnce::call_once::h41e9666c898fca49 [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x56245749009e - std::sys_common::backtrace::__rust_begin_short_backtrace::hac46d62c81d2aee1 [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x562457491691 - std::rt::lang_start::{{closure}}::h264d75c1335a9091 [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/rt.rs:66:18 [INFO] [stderr] 18: 0x5624574adf9a - core::ops::function::impls:: for &F>::call_once::h2c4fd7d4128112a8 [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 19: 0x5624574adf9a - std::panicking::try::do_call::h41fb7dbbbe7bece6 [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/panicking.rs:379:40 [INFO] [stderr] 20: 0x5624574adf9a - std::panicking::try::hd38008ccba72bce1 [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/panicking.rs:343:19 [INFO] [stderr] 21: 0x5624574adf9a - std::panic::catch_unwind::h057e765cd60f2d13 [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/panic.rs:431:14 [INFO] [stderr] 22: 0x5624574adf9a - std::rt::lang_start_internal::hdb9d0b9d2cdcda8b [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/rt.rs:51:25 [INFO] [stderr] 23: 0x562457491667 - std::rt::lang_start::hacbed1628b55fd4b [INFO] [stderr] at /rustc/4a23c45c7893f1416456144e3883cc48ea91722e/library/std/src/rt.rs:65:5 [INFO] [stderr] 24: 0x56245748cd2a - main [INFO] [stderr] 25: 0x7fe42a8380b3 - __libc_start_main [INFO] [stderr] 26: 0x5624574880be - _start [INFO] [stderr] 27: 0x0 - [INFO] running `Command { std: "docker" "inspect" "4ac599daf4838ec7543fc050ab341844404940c3653f5078e20b0a7333b6d8f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ac599daf4838ec7543fc050ab341844404940c3653f5078e20b0a7333b6d8f3", kill_on_drop: false }` [INFO] [stdout] 4ac599daf4838ec7543fc050ab341844404940c3653f5078e20b0a7333b6d8f3