[INFO] fetching crate core_collections 0.3.20170409... [INFO] checking core_collections-0.3.20170409 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213 [INFO] extracting crate core_collections 0.3.20170409 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate core_collections 0.3.20170409 on toolchain 339e19697a39a78f4d669c217b7d21109215de41 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", 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-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7b2260a47047e5a6c439b5694cb47c24dda8dc67cd9e1b69c2b9bf1d25acd87e [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" "7b2260a47047e5a6c439b5694cb47c24dda8dc67cd9e1b69c2b9bf1d25acd87e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b2260a47047e5a6c439b5694cb47c24dda8dc67cd9e1b69c2b9bf1d25acd87e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b2260a47047e5a6c439b5694cb47c24dda8dc67cd9e1b69c2b9bf1d25acd87e", kill_on_drop: false }` [INFO] [stdout] 7b2260a47047e5a6c439b5694cb47c24dda8dc67cd9e1b69c2b9bf1d25acd87e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1f4913df46473859a50fb2188d811756c246ad062bbcb5ec83876e7b9ce8e043 [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" "1f4913df46473859a50fb2188d811756c246ad062bbcb5ec83876e7b9ce8e043", kill_on_drop: false }` [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-005c3f6e972799c3/build-script-build` (exit code: 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: 0x55e25e29aa17 - std::backtrace_rs::backtrace::libunwind::trace::h8bc78f7bc1f75bdb [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55e25e29aa17 - std::backtrace_rs::backtrace::trace_unsynchronized::ha4c961c9576f95ba [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55e25e29aa17 - std::sys_common::backtrace::_print_fmt::hc20cfdc233d6eb02 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55e25e29aa17 - ::fmt::h04bea14549780a0f [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55e25e2b4ebc - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/core/src/fmt/mod.rs:1096:17 [INFO] [stderr] 5: 0x55e25e297d82 - std::io::Write::write_fmt::h55dd75636eef6a5c [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/io/mod.rs:1568:15 [INFO] [stderr] 6: 0x55e25e29c765 - std::sys_common::backtrace::_print::h6439e8525077c7da [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55e25e29c765 - std::sys_common::backtrace::print::h02b685f728ce3931 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55e25e29c765 - std::panicking::default_hook::{{closure}}::h7c29625065fafae1 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55e25e29c2c3 - std::panicking::default_hook::hba441710bb71f4d5 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55e25e29cf01 - std::panicking::rust_panic_with_hook::ha936eb00e51bc4d9 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55e25e29ca47 - std::panicking::begin_panic_handler::{{closure}}::hcd15140e0238536e [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55e25e29aedc - std::sys_common::backtrace::__rust_end_short_backtrace::hb13a021bb64823a1 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55e25e29c9a9 - rust_begin_unwind [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55e25e2b4291 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55e25e2b4023 - core::option::expect_failed::h8be1ca96ca0d69ca [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/core/src/option.rs:1258:5 [INFO] [stderr] 16: 0x55e25e2631b1 - core::option::Option::expect::hf0ef31bb2779a534 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/core/src/option.rs:349:21 [INFO] [stderr] 17: 0x55e25e2610b9 - build_script_build::main::hffc6d603a6ea7604 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:48:4 [INFO] [stderr] 18: 0x55e25e26537b - core::ops::function::FnOnce::call_once::hb1bf38e3f5c33005 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55e25e262dbe - std::sys_common::backtrace::__rust_begin_short_backtrace::ha2ed0b439107cce4 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55e25e265161 - std::rt::lang_start::{{closure}}::h24f42f81847fed31 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55e25e29d327 - core::ops::function::impls:: for &F>::call_once::h7c92107c3c98a949 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55e25e29d327 - std::panicking::try::do_call::h7454c57e8fbf0cc1 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55e25e29d327 - std::panicking::try::he71cdc15ed83b5ec [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55e25e29d327 - std::panic::catch_unwind::hfc08ddb043e6e18c [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x55e25e29d327 - std::rt::lang_start_internal::he4958117ec6901fd [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55e25e265137 - std::rt::lang_start::h2ef1d87ec8d0c708 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55e25e261a0a - main [INFO] [stderr] 28: 0x7f8166d1e0b3 - __libc_start_main [INFO] [stderr] 29: 0x55e25e25b0ae - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "1f4913df46473859a50fb2188d811756c246ad062bbcb5ec83876e7b9ce8e043", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f4913df46473859a50fb2188d811756c246ad062bbcb5ec83876e7b9ce8e043", kill_on_drop: false }` [INFO] [stdout] 1f4913df46473859a50fb2188d811756c246ad062bbcb5ec83876e7b9ce8e043