[INFO] cloning repository https://github.com/torch-rs/torch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/torch-rs/torch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftorch-rs%2Ftorch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftorch-rs%2Ftorch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e984cbf349f378b7882aa94ed6c8edf285ffc351
[INFO] checking torch-rs/torch against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftorch-rs%2Ftorch" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/torch-rs/torch on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/torch-rs/torch
[INFO] finished tweaking git repo https://github.com/torch-rs/torch
[INFO] tweaked toml for git repo https://github.com/torch-rs/torch written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/torch-rs/torch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/torch-rs/config.git`
[INFO] [stderr]     Updating git repository `https://github.com/torch-rs/plugins.git`
[INFO] [stderr]     Updating git repository `https://github.com/torch-rs/search_candidate`
[INFO] [stderr]     Updating git repository `https://github.com/torch-rs/settings`
[INFO] [stderr]     Updating git repository `https://github.com/torch-rs/filters`
[INFO] [stderr]     Updating git repository `https://github.com/torch-rs/raise_window`
[INFO] [stderr]     Updating git repository `https://github.com/torch-rs/searchers`
[INFO] [stderr]     Updating git repository `https://github.com/torch-rs/sorters`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byteorder v1.3.0
[INFO] [stderr]   Downloaded open v1.2.2
[INFO] [stderr]   Downloaded serde-pickle v0.4.1
[INFO] [stderr]   Downloaded sciter-rs v0.5.45
[INFO] [stderr]   Downloaded iter-read v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44c5d615e7d10e04ff65b9ac4eb66431374a3cb5d907f48ca84a9c1d07e950ae
[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" "44c5d615e7d10e04ff65b9ac4eb66431374a3cb5d907f48ca84a9c1d07e950ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44c5d615e7d10e04ff65b9ac4eb66431374a3cb5d907f48ca84a9c1d07e950ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44c5d615e7d10e04ff65b9ac4eb66431374a3cb5d907f48ca84a9c1d07e950ae", kill_on_drop: false }`
[INFO] [stdout] 44c5d615e7d10e04ff65b9ac4eb66431374a3cb5d907f48ca84a9c1d07e950ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7c39af25f4b21f0d1c1dd569f862ee3547fb31168029bcb975fe4ab356156fd
[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" "d7c39af25f4b21f0d1c1dd569f862ee3547fb31168029bcb975fe4ab356156fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling byteorder v1.3.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking search_candidate v0.1.0 (https://github.com/torch-rs/search_candidate#8196f431)
[INFO] [stderr]     Checking iter-read v0.1.0
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking open v1.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]     Checking memchr v2.1.3
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking dirs v1.0.4
[INFO] [stderr]     Checking sciter-rs v0.5.45
[INFO] [stderr]     Checking filters v0.1.0 (https://github.com/torch-rs/filters#312c1225)
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking yaml-rust v0.4.2
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr] error: failed to run custom build command for `xcb v0.8.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/xcb-b8a4fe3cd8158c00/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error occured in handler:  ('event:   ', ('xcb', 'Sync', 'AlarmNotify'))
[INFO] [stderr]   Traceback (most recent call last):
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 2448, in <module>
[INFO] [stderr]       module.generate()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/xcbgen/state.py", line 108, in generate
[INFO] [stderr]       self.close()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 296, in rs_close
[INFO] [stderr]       _f.writeout(os.path.join(module.rs_srcdir, "ffi", "%s.rs" % _module_name(_ns.ext_name)))
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 114, in writeout
[INFO] [stderr]       with open(path, 'w') as f:
[INFO] [stderr]   OSError: [Errno 30] Read-only file system: '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/src/ffi/sync.rs'
[INFO] [stderr]   thread 'main' panicked at 'processing of /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/xml/sync.xml returned non-zero (1)', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:75:17
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55771ee072b7 - std::backtrace_rs::backtrace::libunwind::trace::h8bc78f7bc1f75bdb
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55771ee072b7 - std::backtrace_rs::backtrace::trace_unsynchronized::ha4c961c9576f95ba
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55771ee072b7 - std::sys_common::backtrace::_print_fmt::hc20cfdc233d6eb02
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55771ee072b7 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h04bea14549780a0f
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55771ee21e0c - core::fmt::write::h3868db8542c90941
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/core/src/fmt/mod.rs:1096:17
[INFO] [stderr]      5:     0x55771ee044b2 - std::io::Write::write_fmt::h55dd75636eef6a5c
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/io/mod.rs:1568:15
[INFO] [stderr]      6:     0x55771ee09125 - std::sys_common::backtrace::_print::h6439e8525077c7da
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55771ee09125 - std::sys_common::backtrace::print::h02b685f728ce3931
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55771ee09125 - std::panicking::default_hook::{{closure}}::h7c29625065fafae1
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55771ee08c83 - std::panicking::default_hook::hba441710bb71f4d5
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55771ee098c1 - std::panicking::rust_panic_with_hook::ha936eb00e51bc4d9
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55771ee09407 - std::panicking::begin_panic_handler::{{closure}}::hcd15140e0238536e
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55771ee0777c - std::sys_common::backtrace::__rust_end_short_backtrace::hb13a021bb64823a1
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55771ee09369 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55771ee0931b - std::panicking::begin_panic_fmt::h3ef6798fa589483b
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panicking.rs:435:5
[INFO] [stderr]     15:     0x55771ede1d94 - build_script_build::main::{{closure}}::he23e744471806727
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:75:17
[INFO] [stderr]     16:     0x55771ede09a1 - build_script_build::visit_xml::h2ca43753891aafaf
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:20:44
[INFO] [stderr]     17:     0x55771ede117f - build_script_build::main::ha19bdaef97a6689d
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:56:5
[INFO] [stderr]     18:     0x55771ede687b - core::ops::function::FnOnce::call_once::hc5a0f8e55f219877
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55771ede4eee - std::sys_common::backtrace::__rust_begin_short_backtrace::hd58d28799d73646a
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55771ede3f21 - std::rt::lang_start::{{closure}}::h7696fd324f1c86bc
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55771ee09ce7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h7c92107c3c98a949
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55771ee09ce7 - std::panicking::try::do_call::h7454c57e8fbf0cc1
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55771ee09ce7 - std::panicking::try::he71cdc15ed83b5ec
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55771ee09ce7 - std::panic::catch_unwind::hfc08ddb043e6e18c
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/panic.rs:396:14
[INFO] [stderr]     25:     0x55771ee09ce7 - std::rt::lang_start_internal::he4958117ec6901fd
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55771ede3ef7 - std::rt::lang_start::hfaf7716feff79eea
[INFO] [stderr]                                  at /rustc/9cfe725f0995b018340c519db1b2f3cf8a7e0631/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55771ede1eda - main
[INFO] [stderr]     28:     0x7fd77a0c60b3 - __libc_start_main
[INFO] [stderr]     29:     0x55771ede00ae - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d7c39af25f4b21f0d1c1dd569f862ee3547fb31168029bcb975fe4ab356156fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7c39af25f4b21f0d1c1dd569f862ee3547fb31168029bcb975fe4ab356156fd", kill_on_drop: false }`
[INFO] [stdout] d7c39af25f4b21f0d1c1dd569f862ee3547fb31168029bcb975fe4ab356156fd