[INFO] cloning repository https://github.com/angelsl/ctr-libstd [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/angelsl/ctr-libstd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fangelsl%2Fctr-libstd", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fangelsl%2Fctr-libstd'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 86c4fa74855b3b5773993eb19367d63eb0f4281b [INFO] checking angelsl/ctr-libstd against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fangelsl%2Fctr-libstd" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/angelsl/ctr-libstd on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-4/source/.cargo/config [INFO] started tweaking git repo https://github.com/angelsl/ctr-libstd [INFO] removed path dependency unwind from git repo https://github.com/angelsl/ctr-libstd [INFO] finished tweaking git repo https://github.com/angelsl/ctr-libstd [INFO] tweaked toml for git repo https://github.com/angelsl/ctr-libstd written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/angelsl/ctr-libstd already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (unwind) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/rust-lang-nursery/compiler-builtins` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (unwind) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71bd988262902d59590b58270677dca1bf8203d631cc9fdf62191f3dddcbff58 [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" "71bd988262902d59590b58270677dca1bf8203d631cc9fdf62191f3dddcbff58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71bd988262902d59590b58270677dca1bf8203d631cc9fdf62191f3dddcbff58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71bd988262902d59590b58270677dca1bf8203d631cc9fdf62191f3dddcbff58", kill_on_drop: false }` [INFO] [stdout] 71bd988262902d59590b58270677dca1bf8203d631cc9fdf62191f3dddcbff58 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2fc80740a3d6d7f5284cfed3c3c979c59fa3c8274ed61ed5a648397fc9c7f4d4 [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" "2fc80740a3d6d7f5284cfed3c3c979c59fa3c8274ed61ed5a648397fc9c7f4d4", kill_on_drop: false }` [INFO] [stderr] warning: dependency (unwind) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling syn v1.0.51 [INFO] [stderr] Compiling cc v1.0.65 [INFO] [stderr] Checking foreign-types-shared v0.3.0 [INFO] [stderr] Compiling unwind v0.4.0 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Compiling unwind-sys v0.1.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling compiler_builtins v0.1.36 (https://github.com/rust-lang-nursery/compiler-builtins#c975b0e9) [INFO] [stderr] error: failed to run custom build command for `compiler_builtins v0.1.36 (https://github.com/rust-lang-nursery/compiler-builtins#c975b0e9)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/compiler_builtins-c2434a1d5c7d12bd/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed=build.rs [INFO] [stderr] cargo:compiler-rt=/opt/rustwide/cargo-home/git/checkouts/compiler-builtins-ec094dc45a0179c8/c975b0e/compiler-rt [INFO] [stderr] cargo:rustc-cfg=feature="unstable" [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'RUST_COMPILER_RT_ROOT is not set', /opt/rustwide/cargo-home/git/checkouts/compiler-builtins-ec094dc45a0179c8/c975b0e/build.rs:479:21 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5613fecd55f0 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x5613fecd55f0 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5613fecd55f0 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5613fecd55f0 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5613fecf43ac - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x5613fecd1382 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x5613fecd7ee5 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5613fecd7ee5 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5613fecd7ee5 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5613fecd7a3a - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5613fecd8681 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x5613fec9c46e - std::panicking::begin_panic::{{closure}}::ha3004ae8d48982df [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:520:9 [INFO] [stderr] 12: 0x5613fecac5b9 - std::sys_common::backtrace::__rust_end_short_backtrace::heb3a0604de684d1e [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5613fec9c39b - std::panicking::begin_panic::h4b3ce0995260b579 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:519:12 [INFO] [stderr] 14: 0x5613fec4761d - build_script_build::c::compile::heaae66933fd15edc [INFO] [stderr] at /opt/rustwide/cargo-home/git/checkouts/compiler-builtins-ec094dc45a0179c8/c975b0e/build.rs:479:21 [INFO] [stderr] 15: 0x5613fec50770 - build_script_build::main::hba36cfff2a5a146e [INFO] [stderr] at /opt/rustwide/cargo-home/git/checkouts/compiler-builtins-ec094dc45a0179c8/c975b0e/build.rs:56:13 [INFO] [stderr] 16: 0x5613fec4bedb - core::ops::function::FnOnce::call_once::hf76112dd3fbebdff [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 17: 0x5613fec4bbbe - std::sys_common::backtrace::__rust_begin_short_backtrace::hc86ff170a9ff574e [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 18: 0x5613fec48221 - std::rt::lang_start::{{closure}}::h12be2f517ac61f60 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/rt.rs:66:18 [INFO] [stderr] 19: 0x5613fecd8aa7 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 20: 0x5613fecd8aa7 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:379:40 [INFO] [stderr] 21: 0x5613fecd8aa7 - std::panicking::try::h068087b173f80a49 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:343:19 [INFO] [stderr] 22: 0x5613fecd8aa7 - std::panic::catch_unwind::h1f8259807e825279 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panic.rs:396:14 [INFO] [stderr] 23: 0x5613fecd8aa7 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/rt.rs:51:25 [INFO] [stderr] 24: 0x5613fec481f7 - std::rt::lang_start::ha26d10f40f2bd5d3 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/rt.rs:65:5 [INFO] [stderr] 25: 0x5613fec50b0a - main [INFO] [stderr] 26: 0x7f1ff36f40b3 - __libc_start_main [INFO] [stderr] 27: 0x5613fec3a0be - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "2fc80740a3d6d7f5284cfed3c3c979c59fa3c8274ed61ed5a648397fc9c7f4d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fc80740a3d6d7f5284cfed3c3c979c59fa3c8274ed61ed5a648397fc9c7f4d4", kill_on_drop: false }` [INFO] [stdout] 2fc80740a3d6d7f5284cfed3c3c979c59fa3c8274ed61ed5a648397fc9c7f4d4