[INFO] cloning repository https://github.com/roqvist/rust-tensorflow-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/roqvist/rust-tensorflow-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froqvist%2Frust-tensorflow-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froqvist%2Frust-tensorflow-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02270a1f20d9e17ec4fafe184c211f77ed952a40
[INFO] checking roqvist/rust-tensorflow-examples against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froqvist%2Frust-tensorflow-examples" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/roqvist/rust-tensorflow-examples on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/roqvist/rust-tensorflow-examples
[INFO] finished tweaking git repo https://github.com/roqvist/rust-tensorflow-examples
[INFO] tweaked toml for git repo https://github.com/roqvist/rust-tensorflow-examples written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/roqvist/rust-tensorflow-examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7de68ea5421c297893d7608ee80d4f7473e49e464d87799f8feda877a422de27
[INFO] running `Command { std: "docker" "start" "-a" "7de68ea5421c297893d7608ee80d4f7473e49e464d87799f8feda877a422de27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7de68ea5421c297893d7608ee80d4f7473e49e464d87799f8feda877a422de27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7de68ea5421c297893d7608ee80d4f7473e49e464d87799f8feda877a422de27", kill_on_drop: false }`
[INFO] [stdout] 7de68ea5421c297893d7608ee80d4f7473e49e464d87799f8feda877a422de27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e43cd84db560b337fb135ae4fd1f0837997a6d1b4dd2c33bc6029423037c9fd
[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" "5e43cd84db560b337fb135ae4fd1f0837997a6d1b4dd2c33bc6029423037c9fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling proc-macro2 v1.0.15
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling curl v0.4.29
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling protobuf v2.8.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling miniz_oxide v0.3.6
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling curl-sys v0.4.31+curl-7.70.0
[INFO] [stderr]    Compiling tar v0.4.28
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling tensorflow-internal-macros v0.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling tensorflow-sys v0.18.0
[INFO] [stderr] error: failed to run custom build command for `tensorflow-sys v0.18.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/tensorflow-sys-c42bab2af608a764/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   libtensorflow-sys/build.rs:119: binary_url = "https://storage.googleapis.com/tensorflow/libtensorflow/libtensorflow-cpu-linux-x86_64-1.13.1.tar.gz"
[INFO] [stderr]   libtensorflow-sys/build.rs:123: 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: ReadOnlyFilesystem, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tensorflow-sys-0.18.0/build.rs:129:39
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55992924fa3c - std::backtrace_rs::backtrace::libunwind::trace::ha21b6ba3016b6364
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55992924fa3c - std::backtrace_rs::backtrace::trace_unsynchronized::hf515241a118c4e5a
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55992924fa3c - std::sys_common::backtrace::_print_fmt::h339cd474d88b8467
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55992924fa3c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h06b8f714a0700be1
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55992926e5ac - core::fmt::write::h9a6d9c74526a6c1b
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/fmt/mod.rs:1117:17
[INFO] [stderr]      5:     0x55992924c915 - std::io::Write::write_fmt::hb1c61d571fcd8cbf
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/io/mod.rs:1667:15
[INFO] [stderr]      6:     0x5599292512b0 - std::sys_common::backtrace::_print::hcd1fe1237ea0c752
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5599292512b0 - std::sys_common::backtrace::print::hae7d6625a78cd32e
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5599292512b0 - std::panicking::default_hook::{{closure}}::h9a7fffa4e6b396ed
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:210:50
[INFO] [stderr]      9:     0x559929250e6b - std::panicking::default_hook::h5dc58e323cddd123
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:227:9
[INFO] [stderr]     10:     0x559929251964 - std::panicking::rust_panic_with_hook::hbef17e4338d7de57
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:624:17
[INFO] [stderr]     11:     0x559929251440 - std::panicking::begin_panic_handler::{{closure}}::hd8a92a4b1c3baae0
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:521:13
[INFO] [stderr]     12:     0x55992924ff04 - std::sys_common::backtrace::__rust_end_short_backtrace::ha5ac263a7609ace8
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5599292513a9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:517:5
[INFO] [stderr]     14:     0x55992912d731 - core::panicking::panic_fmt::hcf5f6d96e1dd7099
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/panicking.rs:93:14
[INFO] [stderr]     15:     0x55992912d7c3 - core::result::unwrap_failed::he898b02f57993c42
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/result.rs:1617:5
[INFO] [stderr]     16:     0x55992913c7a6 - core::result::Result<T,E>::unwrap::h18020241e126d231
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/result.rs:1299:23
[INFO] [stderr]     17:     0x55992912efd6 - build_script_build::install_prebuilt::h57218dc9d65b1e04
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tensorflow-sys-0.18.0/build.rs:129:9
[INFO] [stderr]     18:     0x55992912e3ce - build_script_build::main::h115b2b351f2a64bc
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tensorflow-sys-0.18.0/build.rs:62:9
[INFO] [stderr]     19:     0x55992913f7db - core::ops::function::FnOnce::call_once::hd57e8dd889261d52
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x55992913e47e - std::sys_common::backtrace::__rust_begin_short_backtrace::hc2eed153f55aece1
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x559929139881 - std::rt::lang_start::{{closure}}::hf277e77d55e7787a
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:63:18
[INFO] [stderr]     22:     0x559929251f6a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc9bc8961e4809a14
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x559929251f6a - std::panicking::try::do_call::h6f00e12df2af6579
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:403:40
[INFO] [stderr]     24:     0x559929251f6a - std::panicking::try::h588c31a0a9a8ad2c
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:367:19
[INFO] [stderr]     25:     0x559929251f6a - std::panic::catch_unwind::h8ebc4fcb0e51bec0
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panic.rs:129:14
[INFO] [stderr]     26:     0x559929251f6a - std::rt::lang_start_internal::{{closure}}::had93e50fbfd893a1
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:45:48
[INFO] [stderr]     27:     0x559929251f6a - std::panicking::try::do_call::hf70c5056d8b410b7
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:403:40
[INFO] [stderr]     28:     0x559929251f6a - std::panicking::try::h0c680320de5deb84
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:367:19
[INFO] [stderr]     29:     0x559929251f6a - std::panic::catch_unwind::h7b94a99f13366c53
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panic.rs:129:14
[INFO] [stderr]     30:     0x559929251f6a - std::rt::lang_start_internal::hca14fb2549072049
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:45:20
[INFO] [stderr]     31:     0x559929139850 - std::rt::lang_start::he1e65e5cec565894
[INFO] [stderr]                                  at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:62:5
[INFO] [stderr]     32:     0x559929134f4c - main
[INFO] [stderr]     33:     0x7f621628f0b3 - __libc_start_main
[INFO] [stderr]     34:     0x55992912dece - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5e43cd84db560b337fb135ae4fd1f0837997a6d1b4dd2c33bc6029423037c9fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e43cd84db560b337fb135ae4fd1f0837997a6d1b4dd2c33bc6029423037c9fd", kill_on_drop: false }`
[INFO] [stdout] 5e43cd84db560b337fb135ae4fd1f0837997a6d1b4dd2c33bc6029423037c9fd