[INFO] cloning repository https://github.com/peterr-s/recursive-embeddings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peterr-s/recursive-embeddings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterr-s%2Frecursive-embeddings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterr-s%2Frecursive-embeddings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84f05601408cfc343947db4e0436dd9de186c766
[INFO] checking peterr-s/recursive-embeddings against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterr-s%2Frecursive-embeddings" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peterr-s/recursive-embeddings on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/peterr-s/recursive-embeddings
[INFO] finished tweaking git repo https://github.com/peterr-s/recursive-embeddings
[INFO] tweaked toml for git repo https://github.com/peterr-s/recursive-embeddings written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/peterr-s/recursive-embeddings already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tensorflow-sys v0.16.0
[INFO] [stderr]   Downloaded tensorflow v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1eb57f8e7f628ba7e850b5916bed0d964c766cd2137b4f1fb3b1899794863a09
[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" "1eb57f8e7f628ba7e850b5916bed0d964c766cd2137b4f1fb3b1899794863a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eb57f8e7f628ba7e850b5916bed0d964c766cd2137b4f1fb3b1899794863a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb57f8e7f628ba7e850b5916bed0d964c766cd2137b4f1fb3b1899794863a09", kill_on_drop: false }`
[INFO] [stdout] 1eb57f8e7f628ba7e850b5916bed0d964c766cd2137b4f1fb3b1899794863a09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7076cfc93378d3da39d1fd1171294de0224aeaf3cb875523d811a2f3fd6f8e35
[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" "7076cfc93378d3da39d1fd1171294de0224aeaf3cb875523d811a2f3fd6f8e35", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling curl v0.4.22
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking aligned_alloc v0.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.18
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling socket2 v0.3.9
[INFO] [stderr]    Compiling filetime v0.2.6
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]     Checking num-complex v0.2.1
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling tensorflow-sys v0.16.0
[INFO] [stderr] error: failed to run custom build command for `tensorflow-sys v0.16.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/tensorflow-sys-1a60850cbaa769f5/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   libtensorflow-sys/build.rs:109: binary_url = "https://storage.googleapis.com/tensorflow/libtensorflow/libtensorflow-cpu-linux-x86_64-1.13.1.tar.gz"
[INFO] [stderr]   libtensorflow-sys/build.rs:113: base_name = "libtensorflow-cpu-linux-x86_64-1.13.1"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tensorflow-sys-0.16.0/build.rs:119:39
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x557913ce0d80 - std::backtrace_rs::backtrace::libunwind::trace::h452faf99f32e7c93
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x557913ce0d80 - std::backtrace_rs::backtrace::trace_unsynchronized::he40edc71437667a1
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x557913ce0d80 - std::sys_common::backtrace::_print_fmt::h6c51d6ade71f46bf
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x557913ce0d80 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3cd15d7003dec37a
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x557913d00a7c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]      5:     0x557913cdda17 - std::io::Write::write_fmt::hac61caff894c35ae
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/io/mod.rs:1517
[INFO] [stderr]      6:     0x557913ce3020 - std::sys_common::backtrace::_print::haa2f390fb7957e3e
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x557913ce3020 - std::sys_common::backtrace::print::h48c7cbbad9013bb1
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x557913ce3020 - std::panicking::default_hook::{{closure}}::h8b7ff05a31e71d55
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x557913ce2d6c - std::panicking::default_hook::h2f00c78800d98e4c
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x557913ce3683 - std::panicking::rust_panic_with_hook::h4eaa635e4694aef3
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x557913ce3259 - std::panicking::begin_panic_handler::{{closure}}::hec242f1b136b5ff2
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panicking.rs:484
[INFO] [stderr]     12:     0x557913ce11ec - std::sys_common::backtrace::__rust_end_short_backtrace::h1f3cc383ee6c0374
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x557913ce3219 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panicking.rs:483
[INFO] [stderr]     14:     0x557913cffda1 - core::panicking::panic_fmt::hb15d6f55e8472f62
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/core/src/panicking.rs:85
[INFO] [stderr]     15:     0x557913cffbc3 - core::option::expect_none_failed::he492a18657d97593
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/core/src/option.rs:1221
[INFO] [stderr]     16:     0x557913be21dd - core::result::Result<T,E>::unwrap::hd0b7020daf95a1ee
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/core/src/result.rs:973
[INFO] [stderr]     17:     0x557913bd00f4 - build_script_build::install_prebuilt::h13107c9a21f7d3d7
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tensorflow-sys-0.16.0/build.rs:119
[INFO] [stderr]     18:     0x557913bcf52b - build_script_build::main::h4751bf2e972ce5d9
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tensorflow-sys-0.16.0/build.rs:57
[INFO] [stderr]     19:     0x557913bdce2b - core::ops::function::FnOnce::call_once::hc4cc6742376e8fb1
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/core/src/ops/function.rs:227
[INFO] [stderr]     20:     0x557913bdad4e - std::sys_common::backtrace::__rust_begin_short_backtrace::h4f1b04516f5cfa46
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     21:     0x557913be2cc1 - std::rt::lang_start::{{closure}}::h55815c76df05290f
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/rt.rs:66
[INFO] [stderr]     22:     0x557913ce3b51 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hecc21eb9018cc197
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/core/src/ops/function.rs:259
[INFO] [stderr]     23:     0x557913ce3b51 - std::panicking::try::do_call::h174ad655d084b5c7
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panicking.rs:381
[INFO] [stderr]     24:     0x557913ce3b51 - std::panicking::try::h479e6054ce28de10
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panicking.rs:345
[INFO] [stderr]     25:     0x557913ce3b51 - std::panic::catch_unwind::hb558ddea2b3e9c45
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panic.rs:382
[INFO] [stderr]     26:     0x557913ce3b51 - std::rt::lang_start_internal::h163149047f0a8b61
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/rt.rs:51
[INFO] [stderr]     27:     0x557913be2c97 - std::rt::lang_start::h2eca0f1662354942
[INFO] [stderr]                                  at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/rt.rs:65
[INFO] [stderr]     28:     0x557913bd68da - main
[INFO] [stderr]     29:     0x7f02b00770b3 - __libc_start_main
[INFO] [stderr]     30:     0x557913bcf04e - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "7076cfc93378d3da39d1fd1171294de0224aeaf3cb875523d811a2f3fd6f8e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7076cfc93378d3da39d1fd1171294de0224aeaf3cb875523d811a2f3fd6f8e35", kill_on_drop: false }`
[INFO] [stdout] 7076cfc93378d3da39d1fd1171294de0224aeaf3cb875523d811a2f3fd6f8e35