[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 try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fangelsl%2Fctr-libstd" "/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/angelsl/ctr-libstd on toolchain 8b72f65b805cbe4c261de45030d663f524f27376 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-6/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-6/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" "+8b72f65b805cbe4c261de45030d663f524f27376" "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 git repository `https://github.com/rust-lang-nursery/compiler-builtins` [INFO] [stderr] Updating git submodule `https://github.com/rust-lang/compiler-rt` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-6/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" "+8b72f65b805cbe4c261de45030d663f524f27376" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating git repository `https://github.com/rust-lang-nursery/compiler-builtins` [INFO] [stderr] Updating git submodule `https://github.com/rust-lang/libm.git` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "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] Blocking waiting for file lock on package cache [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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "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] 4d0faa8d732820beea784ede422fe6ac53dd048fb53071bc3cd290fad53dd568 [INFO] running `Command { std: "docker" "start" "-a" "4d0faa8d732820beea784ede422fe6ac53dd048fb53071bc3cd290fad53dd568", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4d0faa8d732820beea784ede422fe6ac53dd048fb53071bc3cd290fad53dd568", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d0faa8d732820beea784ede422fe6ac53dd048fb53071bc3cd290fad53dd568", kill_on_drop: false }` [INFO] [stdout] 4d0faa8d732820beea784ede422fe6ac53dd048fb53071bc3cd290fad53dd568 [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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 25bf6d90f21dc9692c6cfd10717aa15003e51cf105dd9d62ac0199a8c48ac321 [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" "25bf6d90f21dc9692c6cfd10717aa15003e51cf105dd9d62ac0199a8c48ac321", 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 unicode-xid v0.2.1 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling cc v1.0.62 [INFO] [stderr] Checking foreign-types-shared v0.3.0 [INFO] [stderr] Compiling unwind v0.4.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unwind-sys v0.1.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Compiling compiler_builtins v0.1.36 (https://github.com/rust-lang-nursery/compiler-builtins#63ccaf11) [INFO] [stderr] error: failed to run custom build command for `compiler_builtins v0.1.36 (https://github.com/rust-lang-nursery/compiler-builtins#63ccaf11)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/compiler_builtins-9309c4a5b013e847/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-ec094dc45a0179c8/63ccaf1/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-ec094dc45a0179c8/63ccaf1/build.rs:479:21 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5560d9ee07b0 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x5560d9ee07b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5560d9ee07b0 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5560d9ee07b0 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5560d9f0045c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x5560d9edc602 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/io/mod.rs:1518:15 [INFO] [stderr] 6: 0x5560d9ee2f45 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5560d9ee2f45 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5560d9ee2f45 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5560d9ee2be8 - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x5560d9ee36e1 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panicking.rs:593:17 [INFO] [stderr] 11: 0x5560d9ea202e - std::panicking::begin_panic::{{closure}}::h2b606fe81bd43e38 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panicking.rs:522:9 [INFO] [stderr] 12: 0x5560d9eb88f9 - std::sys_common::backtrace::__rust_end_short_backtrace::h4c23036e85ed6a79 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5560d9ea1f5b - std::panicking::begin_panic::h6b7932830ff28e45 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panicking.rs:521:12 [INFO] [stderr] 14: 0x5560d9e537ed - build_script_build::c::compile::h6a0aaf7c26dc6c15 [INFO] [stderr] at /opt/rustwide/cargo-home/git/checkouts/compiler-builtins-ec094dc45a0179c8/63ccaf1/build.rs:479:21 [INFO] [stderr] 15: 0x5560d9e5d6c0 - build_script_build::main::hd7c1ed3cad55ad3b [INFO] [stderr] at /opt/rustwide/cargo-home/git/checkouts/compiler-builtins-ec094dc45a0179c8/63ccaf1/build.rs:56:13 [INFO] [stderr] 16: 0x5560d9e5e0fb - core::ops::function::FnOnce::call_once::hd2574c1d79cab31c [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 17: 0x5560d9e5dabe - std::sys_common::backtrace::__rust_begin_short_backtrace::hb9d7b9f641347dc3 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 18: 0x5560d9e55851 - std::rt::lang_start::{{closure}}::h59257119c088492a [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/rt.rs:66:18 [INFO] [stderr] 19: 0x5560d9ee3b07 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 20: 0x5560d9ee3b07 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panicking.rs:381:40 [INFO] [stderr] 21: 0x5560d9ee3b07 - std::panicking::try::h068087b173f80a49 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panicking.rs:345:19 [INFO] [stderr] 22: 0x5560d9ee3b07 - std::panic::catch_unwind::h1f8259807e825279 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panic.rs:396:14 [INFO] [stderr] 23: 0x5560d9ee3b07 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/rt.rs:51:25 [INFO] [stderr] 24: 0x5560d9e55827 - std::rt::lang_start::h35cbf40d280a9ff1 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/rt.rs:65:5 [INFO] [stderr] 25: 0x5560d9e5da5a - main [INFO] [stderr] 26: 0x7f7d6e9aa0b3 - __libc_start_main [INFO] [stderr] 27: 0x5560d9e470be - _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" "25bf6d90f21dc9692c6cfd10717aa15003e51cf105dd9d62ac0199a8c48ac321", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25bf6d90f21dc9692c6cfd10717aa15003e51cf105dd9d62ac0199a8c48ac321", kill_on_drop: false }` [INFO] [stdout] 25bf6d90f21dc9692c6cfd10717aa15003e51cf105dd9d62ac0199a8c48ac321