[INFO] fetching crate bincode-no-std 1.0.0... [INFO] checking bincode-no-std-1.0.0 against master#ffa2e7ae8fbf9badc035740db949b9dae271c29f for pr-78338 [INFO] extracting crate bincode-no-std 1.0.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate bincode-no-std 1.0.0 on toolchain ffa2e7ae8fbf9badc035740db949b9dae271c29f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate bincode-no-std 1.0.0 [INFO] finished tweaking crates.io crate bincode-no-std 1.0.0 [INFO] tweaked toml for crates.io crate bincode-no-std 1.0.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e4a61c493d9d0211f7fa9ce8f31e4c109dd29705ad4cf384b0292a70e803354c [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" "e4a61c493d9d0211f7fa9ce8f31e4c109dd29705ad4cf384b0292a70e803354c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e4a61c493d9d0211f7fa9ce8f31e4c109dd29705ad4cf384b0292a70e803354c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4a61c493d9d0211f7fa9ce8f31e4c109dd29705ad4cf384b0292a70e803354c", kill_on_drop: false }` [INFO] [stdout] e4a61c493d9d0211f7fa9ce8f31e4c109dd29705ad4cf384b0292a70e803354c [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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 574309e005942ba903d4e7115de4e6b9950e7542e3dc6a35ab8f0cc68aa2077f [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" "574309e005942ba903d4e7115de4e6b9950e7542e3dc6a35ab8f0cc68aa2077f", kill_on_drop: false }` [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling core_io v0.1.20190701 [INFO] [stderr] error: failed to run custom build command for `core_io v0.1.20190701` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/core_io-b99e20b9b7ed3bca/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Unknown compiler version, upgrade core_io?', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/core_io-0.1.20190701/build.rs:73:69 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5555b334f720 - std::backtrace_rs::backtrace::libunwind::trace::h303a626d53553a64 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x5555b334f720 - std::backtrace_rs::backtrace::trace_unsynchronized::h6abb882733c3f18c [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5555b334f720 - std::sys_common::backtrace::_print_fmt::h57829321f1d9217a [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5555b334f720 - ::fmt::h400b66a054640aac [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5555b336c4fc - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/core/src/fmt/mod.rs:1076:17 [INFO] [stderr] 5: 0x5555b334cc22 - std::io::Write::write_fmt::h6453b28c8b27c6ea [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/io/mod.rs:1516:15 [INFO] [stderr] 6: 0x5555b33518a5 - std::sys_common::backtrace::_print::h15cc4b3923cc9bc0 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5555b33518a5 - std::sys_common::backtrace::print::h953c7be178c0674d [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5555b33518a5 - std::panicking::default_hook::{{closure}}::h635d667f571198f0 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5555b3351548 - std::panicking::default_hook::h3bc2efb48060abaa [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x5555b3351f21 - std::panicking::rust_panic_with_hook::h887eb0c89f46b8b2 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panicking.rs:577:17 [INFO] [stderr] 11: 0x5555b3351ac9 - std::panicking::begin_panic_handler::{{closure}}::hf0d3f46d37dd3bc1 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panicking.rs:484:9 [INFO] [stderr] 12: 0x5555b334fbbc - std::sys_common::backtrace::__rust_end_short_backtrace::h4bce8b52717576e3 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5555b3351a89 - rust_begin_unwind [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panicking.rs:483:5 [INFO] [stderr] 14: 0x5555b336b811 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/core/src/panicking.rs:85:14 [INFO] [stderr] 15: 0x5555b336b5a3 - core::option::expect_failed::h6bc6a05976f4cb88 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/core/src/option.rs:1260:5 [INFO] [stderr] 16: 0x5555b33200c1 - core::option::Option::expect::hce20af993381954f [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/core/src/option.rs:349:21 [INFO] [stderr] 17: 0x5555b331b2f4 - build_script_build::main::h644651807ca6d988 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/core_io-0.1.20190701/build.rs:73:4 [INFO] [stderr] 18: 0x5555b331f59b - core::ops::function::FnOnce::call_once::h18b1f741463737f9 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x5555b331d2fe - std::sys_common::backtrace::__rust_begin_short_backtrace::h04ded07e806732a2 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x5555b3320421 - std::rt::lang_start::{{closure}}::h0acea9dde256b3a9 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x5555b3352347 - core::ops::function::impls:: for &F>::call_once::h1af42f2aaad601f7 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x5555b3352347 - std::panicking::try::do_call::h9d43a73a8e9fb04a [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panicking.rs:381:40 [INFO] [stderr] 23: 0x5555b3352347 - std::panicking::try::h7a8d1100a6afe839 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panicking.rs:345:19 [INFO] [stderr] 24: 0x5555b3352347 - std::panic::catch_unwind::h9c80942da690cf03 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panic.rs:382:14 [INFO] [stderr] 25: 0x5555b3352347 - std::rt::lang_start_internal::h18ef240fb861b4d5 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x5555b33203f7 - std::rt::lang_start::hf8eea642b87e31e9 [INFO] [stderr] at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x5555b331bf1a - main [INFO] [stderr] 28: 0x7f1f7020d0b3 - __libc_start_main [INFO] [stderr] 29: 0x5555b33190ae - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "574309e005942ba903d4e7115de4e6b9950e7542e3dc6a35ab8f0cc68aa2077f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "574309e005942ba903d4e7115de4e6b9950e7542e3dc6a35ab8f0cc68aa2077f", kill_on_drop: false }` [INFO] [stdout] 574309e005942ba903d4e7115de4e6b9950e7542e3dc6a35ab8f0cc68aa2077f