[INFO] fetching crate core_collections 0.3.20170409... [INFO] checking core_collections-0.3.20170409 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477 [INFO] extracting crate core_collections 0.3.20170409 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate core_collections 0.3.20170409 on toolchain 90442458ac46b1d5eed752c316da25450f67285b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate core_collections 0.3.20170409 [INFO] finished tweaking crates.io crate core_collections 0.3.20170409 [INFO] tweaked toml for crates.io crate core_collections 0.3.20170409 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3da79cc55b468c3465b2d4e6d6c4a876d725c85d5df2c31b582ba86baab2d530 [INFO] running `Command { std: "docker" "start" "-a" "3da79cc55b468c3465b2d4e6d6c4a876d725c85d5df2c31b582ba86baab2d530", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3da79cc55b468c3465b2d4e6d6c4a876d725c85d5df2c31b582ba86baab2d530", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3da79cc55b468c3465b2d4e6d6c4a876d725c85d5df2c31b582ba86baab2d530", kill_on_drop: false }` [INFO] [stdout] 3da79cc55b468c3465b2d4e6d6c4a876d725c85d5df2c31b582ba86baab2d530 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3755843a3fb271435c31a6cc72f10f5e07e90c20e3dea02a8696aaf83aec55c3 [INFO] running `Command { std: "docker" "start" "-a" "3755843a3fb271435c31a6cc72f10f5e07e90c20e3dea02a8696aaf83aec55c3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling core_collections v0.3.20170409 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `core_collections v0.3.20170409 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/core_collections-7f689ed28fb31c59/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Unknown compiler version, upgrade core_collections?', build.rs:48:69 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5632daffc550 - std::backtrace_rs::backtrace::libunwind::trace::h4e80f45db05e9df0 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x5632daffc550 - std::backtrace_rs::backtrace::trace_unsynchronized::h9db62a3d3587f6c3 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5632daffc550 - std::sys_common::backtrace::_print_fmt::h2fafbe52c9090591 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5632daffc550 - ::fmt::h7d41ae04358c516d [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5632db01961c - core::fmt::write::h968e6400cbc51d6a [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x5632daffa275 - std::io::Write::write_fmt::h2eaa97c6f8c9e829 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/io/mod.rs:1642:15 [INFO] [stderr] 6: 0x5632daffe30b - std::sys_common::backtrace::_print::h601a6bc581f240d5 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5632daffe30b - std::sys_common::backtrace::print::h8b96e15ba64b8e64 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5632daffe30b - std::panicking::default_hook::{{closure}}::h94fa9d2f08c20620 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5632daffdde1 - std::panicking::default_hook::h6d463f5a2e9d9986 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5632daffe9d4 - std::panicking::rust_panic_with_hook::h1e953652a338573e [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x5632daffe4b7 - std::panicking::begin_panic_handler::{{closure}}::h78bf2fec525c238a [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x5632daffca4c - std::sys_common::backtrace::__rust_end_short_backtrace::h651eb6282e4ea6b2 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5632daffe419 - rust_begin_unwind [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x5632dafc7201 - core::panicking::panic_fmt::hdfd0360cedf2d908 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x5632dafc70f3 - core::option::expect_failed::hee23bd32c207f2f9 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/core/src/option.rs:1243:5 [INFO] [stderr] 16: 0x5632dafceabe - core::option::Option::expect::h810dc062db5bd064 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/core/src/option.rs:351:21 [INFO] [stderr] 17: 0x5632dafcd96f - build_script_build::main::h46d8e87ceaad2f0e [INFO] [stderr] at /opt/rustwide/workdir/build.rs:48:4 [INFO] [stderr] 18: 0x5632dafd1c4b - core::ops::function::FnOnce::call_once::h6c9471b96cff5020 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x5632dafcec6e - std::sys_common::backtrace::__rust_begin_short_backtrace::hb62b7519fd28e636 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x5632dafd1bb1 - std::rt::lang_start::{{closure}}::hbce884c0a6b38e09 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x5632daffeeda - core::ops::function::impls:: for &F>::call_once::hccffb0872f46e99d [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x5632daffeeda - std::panicking::try::do_call::h814e0410256bb9f2 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x5632daffeeda - std::panicking::try::h97cbec2057cc2c0d [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x5632daffeeda - std::panic::catch_unwind::h964f35f6fa41d1d7 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x5632daffeeda - std::rt::lang_start_internal::{{closure}}::hb97931cf27086d8b [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x5632daffeeda - std::panicking::try::do_call::hf0d61be342e8297a [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:401:40 [INFO] [stderr] 27: 0x5632daffeeda - std::panicking::try::h6b40eeb22db57b23 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:365:19 [INFO] [stderr] 28: 0x5632daffeeda - std::panic::catch_unwind::h425af95fffdb0cf5 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panic.rs:434:14 [INFO] [stderr] 29: 0x5632daffeeda - std::rt::lang_start_internal::h21e355575f2fedc7 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x5632dafd1b80 - std::rt::lang_start::h2227546d97c3fc19 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x5632dafce1ac - main [INFO] [stderr] 32: 0x7f121fbb70b3 - __libc_start_main [INFO] [stderr] 33: 0x5632dafc795e - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "3755843a3fb271435c31a6cc72f10f5e07e90c20e3dea02a8696aaf83aec55c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3755843a3fb271435c31a6cc72f10f5e07e90c20e3dea02a8696aaf83aec55c3", kill_on_drop: false }` [INFO] [stdout] 3755843a3fb271435c31a6cc72f10f5e07e90c20e3dea02a8696aaf83aec55c3