[INFO] fetching crate totsu 0.8.0...
[INFO] checking totsu-0.8.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate totsu 0.8.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate totsu 0.8.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate totsu 0.8.0
[INFO] finished tweaking crates.io crate totsu 0.8.0
[INFO] tweaked toml for crates.io crate totsu 0.8.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.6.0+mkl2020.1` for dependency `intel-mkl-src` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lapacke v0.5.0
[INFO] [stderr]   Downloaded cblas-sys v0.1.4
[INFO] [stderr]   Downloaded cblas v0.3.0
[INFO] [stderr]   Downloaded lapacke-sys v0.1.4
[INFO] [stderr]   Downloaded intel-mkl-src v0.6.0+mkl2020.1
[INFO] [stderr]   Downloaded float_eq v0.6.0
[INFO] [stderr]   Downloaded intel-mkl-tool v0.2.0+mkl2020.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5c40321b35888de43081ce9125db8942e07652cac73adac64e4918b3f08f719
[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" "e5c40321b35888de43081ce9125db8942e07652cac73adac64e4918b3f08f719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5c40321b35888de43081ce9125db8942e07652cac73adac64e4918b3f08f719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5c40321b35888de43081ce9125db8942e07652cac73adac64e4918b3f08f719", kill_on_drop: false }`
[INFO] [stdout] e5c40321b35888de43081ce9125db8942e07652cac73adac64e4918b3f08f719
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f66af8e0acfe31c69b9a64c003ae03478eef22188c865525debe4e115d5f1788
[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" "f66af8e0acfe31c69b9a64c003ae03478eef22188c865525debe4e115d5f1788", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.6.0+mkl2020.1` for dependency `intel-mkl-src` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking float_eq v0.6.0
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]     Checking totsu v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling intel-mkl-tool v0.2.0+mkl2020.1
[INFO] [stderr]    Compiling intel-mkl-src v0.6.0+mkl2020.1
[INFO] [stderr] error: failed to run custom build command for `intel-mkl-src v0.6.0+mkl2020.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/intel-mkl-src-9bcc03660c3c3d8f/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=MKL_STATIC_LP64_SEQ_NO_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=MKL_STATIC_LP64_SEQ_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=MKL_STATIC_LP64_SEQ_DYNAMIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_ALL_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_ALL_DYNAMIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: No MKL found, and download flag is off.
[INFO] [stderr] 
[INFO] [stderr]   Stack backtrace:
[INFO] [stderr]      0: anyhow::private::new_adhoc
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/anyhow-1.0.42/src/lib.rs:632:36
[INFO] [stderr]      1: build_script_build::main
[INFO] [stderr]                at ./build.rs:73:5
[INFO] [stderr]      2: core::ops::function::FnOnce::call_once
[INFO] [stderr]                at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/core/src/ops/function.rs:227:5
[INFO] [stderr]      3: std::sys_common::backtrace::__rust_begin_short_backtrace
[INFO] [stderr]                at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]      4: std::rt::lang_start::{{closure}}
[INFO] [stderr]                at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/rt.rs:63:18
[INFO] [stderr]      5: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once
[INFO] [stderr]                at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/core/src/ops/function.rs:259:13
[INFO] [stderr]      6: std::panicking::try::do_call
[INFO] [stderr]                at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panicking.rs:401:40
[INFO] [stderr]      7: std::panicking::try
[INFO] [stderr]                at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panicking.rs:365:19
[INFO] [stderr]      8: std::panic::catch_unwind
[INFO] [stderr]                at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panic.rs:434:14
[INFO] [stderr]      9: std::rt::lang_start_internal::{{closure}}
[INFO] [stderr]                at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/rt.rs:45:48
[INFO] [stderr]     10: std::panicking::try::do_call
[INFO] [stderr]                at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panicking.rs:401:40
[INFO] [stderr]     11: std::panicking::try
[INFO] [stderr]                at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panicking.rs:365:19
[INFO] [stderr]     12: std::panic::catch_unwind
[INFO] [stderr]                at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panic.rs:434:14
[INFO] [stderr]     13: std::rt::lang_start_internal
[INFO] [stderr]                at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/rt.rs:45:20
[INFO] [stderr]     14: std::rt::lang_start
[INFO] [stderr]                at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/rt.rs:62:5
[INFO] [stderr]     15: main
[INFO] [stderr]     16: __libc_start_main
[INFO] [stderr]     17: _start
[INFO] running `Command { std: "docker" "inspect" "f66af8e0acfe31c69b9a64c003ae03478eef22188c865525debe4e115d5f1788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f66af8e0acfe31c69b9a64c003ae03478eef22188c865525debe4e115d5f1788", kill_on_drop: false }`
[INFO] [stdout] f66af8e0acfe31c69b9a64c003ae03478eef22188c865525debe4e115d5f1788