[INFO] cloning repository https://github.com/mz2212/gfyshort
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mz2212/gfyshort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmz2212%2Fgfyshort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmz2212%2Fgfyshort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e5bc9d366a2d7276054b1b0b1a7882577e88205
[INFO] checking mz2212/gfyshort against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmz2212%2Fgfyshort" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mz2212/gfyshort on toolchain 31ee872db5aae4750e3da1ca4ed1523c4356947f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mz2212/gfyshort
[INFO] finished tweaking git repo https://github.com/mz2212/gfyshort
[INFO] tweaked toml for git repo https://github.com/mz2212/gfyshort written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/mz2212/gfyshort already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33d814bc506643596c2f3286ca0c420f235480952dd09b688ab286fbfafc27e0
[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" "33d814bc506643596c2f3286ca0c420f235480952dd09b688ab286fbfafc27e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33d814bc506643596c2f3286ca0c420f235480952dd09b688ab286fbfafc27e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33d814bc506643596c2f3286ca0c420f235480952dd09b688ab286fbfafc27e0", kill_on_drop: false }`
[INFO] [stdout] 33d814bc506643596c2f3286ca0c420f235480952dd09b688ab286fbfafc27e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da77149701d5bc424964a6215e5cb02983513284c8fff00f5471161c3d56761a
[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" "da77149701d5bc424964a6215e5cb02983513284c8fff00f5471161c3d56761a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]    Compiling syn v0.15.40
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]    Compiling leveldb-sys v2.0.1
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]     Checking db-key v0.0.5
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.4.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking crc v1.8.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking gfy-hash v0.1.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr] error: failed to run custom build command for `leveldb-sys v2.0.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/leveldb-sys-351546705a27ee9d/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   [build] Started
[INFO] [stderr]   [snappy] Cleaning
[INFO] [stderr]   make: Entering directory '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.1/deps/snappy-1.1.2'
[INFO] [stderr]   make: Leaving directory '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.1/deps/snappy-1.1.2'
[INFO] [stderr]   [snappy] Configuring
[INFO] [stderr]   [snappy] Building
[INFO] [stderr]   make: Entering directory '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.1/deps/snappy-1.1.2'
[INFO] [stderr]   make: Leaving directory '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.1/deps/snappy-1.1.2'
[INFO] [stderr]   [build] Copying output files
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   make: *** No rule to make target 'distclean'.  Stop.
[INFO] [stderr]   ./configure: line 2171: config.log: Read-only file system
[INFO] [stderr]   ./configure: line 2181: config.log: Read-only file system
[INFO] [stderr]   make: *** No targets specified and no makefile found.  Stop.
[INFO] [stderr]   thread 'main' panicked at 'copy of output files failed', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.1/src/build.rs:46:14
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5646ef242560 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5
[INFO] [stderr]      1:     0x5646ef242560 - std::backtrace_rs::backtrace::trace_unsynchronized::h881b9d30a8a89a0c
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5646ef242560 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5646ef242560 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h8d62bbfda6d5c836
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5646ef26047c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/core/src/fmt/mod.rs:1078:17
[INFO] [stderr]      5:     0x5646ef2402b2 - std::io::Write::write_fmt::h16a9fe7680ac245c
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/io/mod.rs:1518:15
[INFO] [stderr]      6:     0x5646ef244805 - std::sys_common::backtrace::_print::h9ba51a6db618de7d
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5646ef244805 - std::sys_common::backtrace::print::h5f20e41c85e91716
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5646ef244805 - std::panicking::default_hook::{{closure}}::h8d48653392f3b04c
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5646ef2444a8 - std::panicking::default_hook::hb3948d1f74b6ff4c
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panicking.rs:227:9
[INFO] [stderr]     10:     0x5646ef244f41 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panicking.rs:593:17
[INFO] [stderr]     11:     0x5646ef244a87 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panicking.rs:499:13
[INFO] [stderr]     12:     0x5646ef2429fc - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5646ef2449e9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panicking.rs:495:5
[INFO] [stderr]     14:     0x5646ef25f821 - core::panicking::panic_fmt::hb15d6f55e8472f62
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x5646ef25f5b3 - core::option::expect_failed::h6bc6a05976f4cb88
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/core/src/option.rs:1260:5
[INFO] [stderr]     16:     0x5646ef2252ad - core::option::Option<T>::expect::h17aca99d36b77720
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/core/src/option.rs:349:21
[INFO] [stderr]     17:     0x5646ef20f85b - build_script_build::build_snappy::h85b14f0e54b009f2
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.1/src/build.rs:46:5
[INFO] [stderr]     18:     0x5646ef210e90 - build_script_build::main::hffed94c39951b0fe
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.1/src/build.rs:125:9
[INFO] [stderr]     19:     0x5646ef229abb - core::ops::function::FnOnce::call_once::hef86c96fdb747573
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x5646ef21ffde - std::sys_common::backtrace::__rust_begin_short_backtrace::h58d3d597aa1919a0
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x5646ef219101 - std::rt::lang_start::{{closure}}::hecb07b46c8504400
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/rt.rs:66:18
[INFO] [stderr]     22:     0x5646ef245367 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3f3ba5d1e0ce8d49
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x5646ef245367 - std::panicking::try::do_call::hd7a374fc87b951e7
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panicking.rs:381:40
[INFO] [stderr]     24:     0x5646ef245367 - std::panicking::try::h068087b173f80a49
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panicking.rs:345:19
[INFO] [stderr]     25:     0x5646ef245367 - std::panic::catch_unwind::h1f8259807e825279
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panic.rs:382:14
[INFO] [stderr]     26:     0x5646ef245367 - std::rt::lang_start_internal::h8ff82302dd620b52
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/rt.rs:51:25
[INFO] [stderr]     27:     0x5646ef2190d7 - std::rt::lang_start::he21d94326fa246dc
[INFO] [stderr]                                  at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/rt.rs:65:5
[INFO] [stderr]     28:     0x5646ef211d9a - main
[INFO] [stderr]     29:     0x7ff7a73cd0b3 - __libc_start_main
[INFO] [stderr]     30:     0x5646ef20a0be - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "da77149701d5bc424964a6215e5cb02983513284c8fff00f5471161c3d56761a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da77149701d5bc424964a6215e5cb02983513284c8fff00f5471161c3d56761a", kill_on_drop: false }`
[INFO] [stdout] da77149701d5bc424964a6215e5cb02983513284c8fff00f5471161c3d56761a