[INFO] fetching crate custos-math 0.6.3...
[INFO] checking custos-math-0.6.3 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate custos-math 0.6.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate custos-math 0.6.3 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate custos-math 0.6.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate custos-math 0.6.3
[INFO] tweaked toml for crates.io crate custos-math 0.6.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate custos-math 0.6.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded min-cl v0.1.2
[INFO] [stderr]   Downloaded custos v0.6.3
[INFO] [stderr]   Downloaded custos-macro v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 923e770215c6191aca9119fe475313b2d1361168aa7d2d488bf96977b2d4a161
[INFO] running `Command { std: "docker" "start" "-a" "923e770215c6191aca9119fe475313b2d1361168aa7d2d488bf96977b2d4a161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "923e770215c6191aca9119fe475313b2d1361168aa7d2d488bf96977b2d4a161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "923e770215c6191aca9119fe475313b2d1361168aa7d2d488bf96977b2d4a161", kill_on_drop: false }`
[INFO] [stdout] 923e770215c6191aca9119fe475313b2d1361168aa7d2d488bf96977b2d4a161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11f59f357d5249ff78c25cbc79cc792178dd04a59807a7aa71cf68e9ec395370
[INFO] running `Command { std: "docker" "start" "-a" "11f59f357d5249ff78c25cbc79cc792178dd04a59807a7aa71cf68e9ec395370", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling min-cl v0.1.2
[INFO] [stderr]    Compiling custos-math v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling custos v0.6.3
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcfCpfa2/symbols.o" "/opt/rustwide/target/debug/build/custos-0866bdf42b6e5e29/build_script_build-0866bdf42b6e5e29.build_script_build.76d35342d75ca114-cgu.0.rcgu.o" "/opt/rustwide/target/debug/build/custos-0866bdf42b6e5e29/build_script_build-0866bdf42b6e5e29.akz7pb6wxmmltrt.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmin_cl-7c067cc98a4a593c.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-41777efa78699460.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-c112ec61d40d65ca.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-20279e89ddf4a3cc.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-04ebab3d6657d9b7.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-43ee38a2c180d260.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-d8bc9f4e15c9d54f.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e6b80df35ce800f7.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-e1bb29bdfec551bd.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-7d60d25f346b95e2.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-f568bda7d014913a.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-a759d15c36457a02.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-dd7d06242b5022a0.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-f4343bfa39e809a4.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-af1cb76e71c5600e.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-8c4c4e24ed6290fa.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-58f5eb9eff701be9.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9686387289eaa322.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-632ae0f28c5e55ff.rlib" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-b7903030bc1640bf.rlib" "-Wl,-Bdynamic" "-lOpenCL" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/80399064afa4a2cd153f30d02c25f7ea0383ed65/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/build/custos-0866bdf42b6e5e29/build_script_build-0866bdf42b6e5e29" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lOpenCL: No such file or directory
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `custos` (build script) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "11f59f357d5249ff78c25cbc79cc792178dd04a59807a7aa71cf68e9ec395370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11f59f357d5249ff78c25cbc79cc792178dd04a59807a7aa71cf68e9ec395370", kill_on_drop: false }`
[INFO] [stdout] 11f59f357d5249ff78c25cbc79cc792178dd04a59807a7aa71cf68e9ec395370
[INFO] checking custos-math-0.6.3 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate custos-math 0.6.3 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate custos-math 0.6.3 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate custos-math 0.6.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate custos-math 0.6.3
[INFO] tweaked toml for crates.io crate custos-math 0.6.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate custos-math 0.6.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9562b9b1257cb9a4df518fbd7d3fac28e803f910dbd1a12d0fe4d6c4518c4e9
[INFO] running `Command { std: "docker" "start" "-a" "c9562b9b1257cb9a4df518fbd7d3fac28e803f910dbd1a12d0fe4d6c4518c4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9562b9b1257cb9a4df518fbd7d3fac28e803f910dbd1a12d0fe4d6c4518c4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9562b9b1257cb9a4df518fbd7d3fac28e803f910dbd1a12d0fe4d6c4518c4e9", kill_on_drop: false }`
[INFO] [stdout] c9562b9b1257cb9a4df518fbd7d3fac28e803f910dbd1a12d0fe4d6c4518c4e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de78e5953ffcefe31124c3923830ea944f698b80cd3fbf5dd6c540cc71880234
[INFO] running `Command { std: "docker" "start" "-a" "de78e5953ffcefe31124c3923830ea944f698b80cd3fbf5dd6c540cc71880234", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling min-cl v0.1.2
[INFO] [stderr]    Compiling custos-math v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling custos v0.6.3
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcCfynf2/symbols.o" "/opt/rustwide/target/debug/build/custos-0866bdf42b6e5e29/build_script_build-0866bdf42b6e5e29.build_script_build.2f767afa22eb0800-cgu.0.rcgu.o" "/opt/rustwide/target/debug/build/custos-0866bdf42b6e5e29/build_script_build-0866bdf42b6e5e29.bynca17w3jeyw5y.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmin_cl-7c067cc98a4a593c.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-41777efa78699460.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-c112ec61d40d65ca.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-20279e89ddf4a3cc.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-04ebab3d6657d9b7.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-43ee38a2c180d260.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-d8bc9f4e15c9d54f.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e6b80df35ce800f7.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-e1bb29bdfec551bd.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-7d60d25f346b95e2.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-f568bda7d014913a.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-a759d15c36457a02.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-dd7d06242b5022a0.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-f4343bfa39e809a4.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-af1cb76e71c5600e.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-8c4c4e24ed6290fa.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-58f5eb9eff701be9.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9686387289eaa322.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-632ae0f28c5e55ff.rlib" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-b7903030bc1640bf.rlib" "-Wl,-Bdynamic" "-lOpenCL" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/09bc67b9158392361780e779d32997f14cc75c39/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/build/custos-0866bdf42b6e5e29/build_script_build-0866bdf42b6e5e29" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lOpenCL: No such file or directory
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `custos` (build script) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "de78e5953ffcefe31124c3923830ea944f698b80cd3fbf5dd6c540cc71880234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de78e5953ffcefe31124c3923830ea944f698b80cd3fbf5dd6c540cc71880234", kill_on_drop: false }`
[INFO] [stdout] de78e5953ffcefe31124c3923830ea944f698b80cd3fbf5dd6c540cc71880234
