[INFO] fetching crate cntk 0.2.1...
[INFO] checking cntk-0.2.1 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate cntk 0.2.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate cntk 0.2.1
[INFO] finished tweaking crates.io crate cntk 0.2.1
[INFO] tweaked toml for crates.io crate cntk 0.2.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cntk 0.2.1 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding cpp v0.3.2 (available: v0.5.10)
[INFO] [stderr]       Adding cpp_build v0.3.2 (available: v0.5.10)
[INFO] [stderr]       Adding mnist v0.4.1 (available: v0.6.0)
[INFO] [stderr]       Adding ndarray v0.10.14 (available: v0.16.1)
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.9.2)
[INFO] [stderr]       Adding regex v0.2.11 (available: v1.11.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rawpointer v0.1.0
[INFO] [stderr]   Downloaded matrixmultiply v0.1.15
[INFO] [stderr]   Downloaded cpp_synmap v0.3.0
[INFO] [stderr]   Downloaded mnist v0.4.1
[INFO] [stderr]   Downloaded cpp_macros v0.3.2
[INFO] [stderr]   Downloaded cpp v0.3.2
[INFO] [stderr]   Downloaded cpp_common v0.3.2
[INFO] [stderr]   Downloaded cpp_build v0.3.2
[INFO] [stderr]   Downloaded ndarray v0.10.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5200bd8bd2dc8309af232073fb54aa347ac4fd6371f77ded086f14f1ed85b672
[INFO] running `Command { std: "docker" "start" "-a" "5200bd8bd2dc8309af232073fb54aa347ac4fd6371f77ded086f14f1ed85b672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5200bd8bd2dc8309af232073fb54aa347ac4fd6371f77ded086f14f1ed85b672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5200bd8bd2dc8309af232073fb54aa347ac4fd6371f77ded086f14f1ed85b672", kill_on_drop: false }`
[INFO] [stdout] 5200bd8bd2dc8309af232073fb54aa347ac4fd6371f77ded086f14f1ed85b672
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5340a1c78c1bf4f982b7d6e0fe9cea5d315a31d17ccd037301daafa689d4cb7
[INFO] running `Command { std: "docker" "start" "-a" "a5340a1c78c1bf4f982b7d6e0fe9cea5d315a31d17ccd037301daafa689d4cb7", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling ndarray v0.10.14
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking ucd-util v0.1.10
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking utf8-ranges v1.0.5
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling cpp_synom v0.12.0
[INFO] [stderr]    Compiling cpp_syn v0.12.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-complex v0.1.44
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking mnist v0.4.1
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling cpp_common v0.3.2
[INFO] [stderr]    Compiling cpp_synmap v0.3.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling cpp_macros v0.3.2
[INFO] [stderr]    Compiling cpp_build v0.3.2
[INFO] [stderr]     Checking cpp v0.3.2
[INFO] [stderr]    Compiling cntk v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `cntk v0.2.1 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cntk-c7fbf4ee4fe95d47/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   OPT_LEVEL = Some("0")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CXXFLAGS = None
[INFO] [stderr]   CXXFLAGS = None
[INFO] [stderr]   DEBUG = Some("true")
[INFO] [stderr]   running: "g++-4.8" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "/opt/rustwide/workdir" "-std=c++11" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/cntk-95cfdcd25bfa07c6/out/rust_cpp/cpp_closures.o" "-c" "/opt/rustwide/target/debug/build/cntk-95cfdcd25bfa07c6/out/rust_cpp/cpp_closures.cpp"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.55/src/lib.rs:1672:5:
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   Internal error occurred: Failed to find tool. Is `g++-4.8` installed?
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5e1dba7faad2 - std::backtrace_rs::backtrace::libunwind::trace::h76ea176a64426f0f
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5e1dba7faad2 - std::backtrace_rs::backtrace::trace_unsynchronized::h0830675862e8e766
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5e1dba7faad2 - std::sys::backtrace::_print_fmt::hba1ccef63faaa048
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5e1dba7faad2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hca516e2c7056a217
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5e1dba81d7b3 - core::fmt::rt::Argument::fmt::ha510764ac9e77b66
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5e1dba81d7b3 - core::fmt::write::h97a802838d45fe7e
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x5e1dba7f7333 - std::io::default_write_fmt::hb63ad55b2aa53928
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5e1dba7f7333 - std::io::Write::write_fmt::h6b2df461464d9a05
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5e1dba7fa922 - std::sys::backtrace::BacktraceLock::print::h81c102a9ac0a1bc7
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5e1dba7fc5f3 - std::panicking::default_hook::{{closure}}::h9934714bf98b056d
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x5e1dba7fc3d5 - std::panicking::default_hook::hb31a4fc725ffcf0a
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x5e1dba7fcf05 - std::panicking::rust_panic_with_hook::h8df5393cb811c708
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x5e1dba7fcd9a - std::panicking::begin_panic_handler::{{closure}}::h73dc0a59c2d3b9c7
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x5e1dba7fafc9 - std::sys::backtrace::__rust_end_short_backtrace::h9eb84a109f69f8ca
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5e1dba7fca2d - __rustc[98c2592f34d7b78b]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x5e1dba81c710 - core::panicking::panic_fmt::hb0df011123225e8b
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5e1dba6aabeb - gcc::fail::h9ef0eef07f298ae2
[INFO] [stderr]     17:     0x5e1dba69e796 - gcc::Build::compile::hcd5c38b8003ff878
[INFO] [stderr]     18:     0x5e1dba6905b9 - cpp_build::Config::build::h534befc7dc36695c
[INFO] [stderr]     19:     0x5e1dba690793 - build_script_build::main::h50fd981a46c1387e
[INFO] [stderr]     20:     0x5e1dba689fc3 - core::ops::function::FnOnce::call_once::hb334cf699d0775c3
[INFO] [stderr]     21:     0x5e1dba689f56 - std::sys::backtrace::__rust_begin_short_backtrace::h05a1e4b574765cff
[INFO] [stderr]     22:     0x5e1dba689f39 - std::rt::lang_start::{{closure}}::haab4829a9b2051e7
[INFO] [stderr]     23:     0x5e1dba7f2c60 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h0bcac900efc89129
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     24:     0x5e1dba7f2c60 - std::panicking::catch_unwind::do_call::hfadc8e58bd88a07a
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:589:40
[INFO] [stderr]     25:     0x5e1dba7f2c60 - std::panicking::catch_unwind::h44c20dc1edb63a1e
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:552:19
[INFO] [stderr]     26:     0x5e1dba7f2c60 - std::panic::catch_unwind::hed574ee6107b8e15
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x5e1dba7f2c60 - std::rt::lang_start_internal::{{closure}}::h7f49669407df0483
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x5e1dba7f2c60 - std::panicking::catch_unwind::do_call::hdc3b107dc7611175
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:589:40
[INFO] [stderr]     29:     0x5e1dba7f2c60 - std::panicking::catch_unwind::h50fbac1cdf73dd69
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:552:19
[INFO] [stderr]     30:     0x5e1dba7f2c60 - std::panic::catch_unwind::h061b64ee85b76832
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x5e1dba7f2c60 - std::rt::lang_start_internal::h935ec80c2dc417b9
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x5e1dba689f21 - std::rt::lang_start::h00ebdef41295b1cf
[INFO] [stderr]     33:     0x5e1dba6907f5 - main
[INFO] [stderr]     34:     0x7231f59361ca - <unknown>
[INFO] [stderr]     35:     0x7231f593628b - __libc_start_main
[INFO] [stderr]     36:     0x5e1dba689b05 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "a5340a1c78c1bf4f982b7d6e0fe9cea5d315a31d17ccd037301daafa689d4cb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5340a1c78c1bf4f982b7d6e0fe9cea5d315a31d17ccd037301daafa689d4cb7", kill_on_drop: false }`
[INFO] [stdout] a5340a1c78c1bf4f982b7d6e0fe9cea5d315a31d17ccd037301daafa689d4cb7
