[INFO] fetching crate core_collections 0.3.20170409... [INFO] checking core_collections-0.3.20170409 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325 [INFO] extracting crate core_collections 0.3.20170409 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate core_collections 0.3.20170409 on toolchain fc81ad22c453776de16acf9938976930cf8c9401 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "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-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 029fbae2bbd3ed384bf1408cf4e13b09480fc8fdccb6270be0c39a57d71f1a70 [INFO] running `Command { std: "docker" "start" "-a" "029fbae2bbd3ed384bf1408cf4e13b09480fc8fdccb6270be0c39a57d71f1a70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "029fbae2bbd3ed384bf1408cf4e13b09480fc8fdccb6270be0c39a57d71f1a70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "029fbae2bbd3ed384bf1408cf4e13b09480fc8fdccb6270be0c39a57d71f1a70", kill_on_drop: false }` [INFO] [stdout] 029fbae2bbd3ed384bf1408cf4e13b09480fc8fdccb6270be0c39a57d71f1a70 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de015368b0bbfc010e82656f6d73e5a77d7d18492124bf003aca3ab11271a14a [INFO] running `Command { std: "docker" "start" "-a" "de015368b0bbfc010e82656f6d73e5a77d7d18492124bf003aca3ab11271a14a", kill_on_drop: false }` [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-58c7c6a999ddf75e/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: 0x56313c2c7650 - std::backtrace_rs::backtrace::libunwind::trace::h1037ca7e6eeef65c [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x56313c2c7650 - std::backtrace_rs::backtrace::trace_unsynchronized::haaefac1bc3669450 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56313c2c7650 - std::sys_common::backtrace::_print_fmt::h863a6f5e6d995885 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x56313c2c7650 - ::fmt::h767e17e1aa7df6a8 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56313c2e443c - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/core/src/fmt/mod.rs:1110:17 [INFO] [stderr] 5: 0x56313c2c5375 - std::io::Write::write_fmt::h4c802b6f761026c1 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/io/mod.rs:1584:15 [INFO] [stderr] 6: 0x56313c2c940b - std::sys_common::backtrace::_print::h2769edb26a7eb606 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x56313c2c940b - std::sys_common::backtrace::print::ha71f3549862b4cb6 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x56313c2c940b - std::panicking::default_hook::{{closure}}::h95488a3bade217f6 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x56313c2c8ee1 - std::panicking::default_hook::h290aa602c0fb11df [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x56313c2c9ab1 - std::panicking::rust_panic_with_hook::hf32c4fa635e215f2 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x56313c2c95b7 - std::panicking::begin_panic_handler::{{closure}}::h95197ccd88846f7a [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x56313c2c7b2c - std::sys_common::backtrace::__rust_end_short_backtrace::h7641df9566f7b7d0 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x56313c2c9519 - rust_begin_unwind [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x56313c292211 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x56313c292103 - core::option::expect_failed::h52daa91c8ef676fe [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/core/src/option.rs:1241:5 [INFO] [stderr] 16: 0x56313c29be6e - core::option::Option::expect::h9775603e6a04c182 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/core/src/option.rs:349:21 [INFO] [stderr] 17: 0x56313c29897f - build_script_build::main::hee435ec68c91c9fd [INFO] [stderr] at /opt/rustwide/workdir/build.rs:48:4 [INFO] [stderr] 18: 0x56313c29bc4b - core::ops::function::FnOnce::call_once::hf21872d7f16e224f [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x56313c29bb1e - std::sys_common::backtrace::__rust_begin_short_backtrace::h4672b1bd3917af08 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x56313c299961 - std::rt::lang_start::{{closure}}::hbc8212dbf7501b54 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x56313c2c9fa9 - core::ops::function::impls:: for &F>::call_once::h04259e4a34d07c2f [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x56313c2c9fa9 - std::panicking::try::do_call::hb8da45704d5cfbbf [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x56313c2c9fa9 - std::panicking::try::h4beadc19a78fec52 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x56313c2c9fa9 - std::panic::catch_unwind::hc58016cd36ba81a4 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panic.rs:433:14 [INFO] [stderr] 25: 0x56313c2c9fa9 - std::rt::lang_start_internal::hc51399759a90501a [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x56313c299940 - std::rt::lang_start::h1890ef8f04cd5e58 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x56313c2991cc - main [INFO] [stderr] 28: 0x7f33ec4b80b3 - __libc_start_main [INFO] [stderr] 29: 0x56313c29296e - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "de015368b0bbfc010e82656f6d73e5a77d7d18492124bf003aca3ab11271a14a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de015368b0bbfc010e82656f6d73e5a77d7d18492124bf003aca3ab11271a14a", kill_on_drop: false }` [INFO] [stdout] de015368b0bbfc010e82656f6d73e5a77d7d18492124bf003aca3ab11271a14a