[INFO] fetching crate cpuprofiler-static 0.1.0...
[INFO] testing cpuprofiler-static-0.1.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate cpuprofiler-static 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate cpuprofiler-static 0.1.0
[INFO] finished tweaking crates.io crate cpuprofiler-static 0.1.0
[INFO] tweaked toml for crates.io crate cpuprofiler-static 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cpuprofiler-static 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cpuprofiler-static 0.1.0 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" "+1.100.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 458c9ba5cc43667d8a556c89bf62541d8ac67f898c66df07eee939ad25071b46
[INFO] running `Command { std: "docker" "start" "458c9ba5cc43667d8a556c89bf62541d8ac67f898c66df07eee939ad25071b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "458c9ba5cc43667d8a556c89bf62541d8ac67f898c66df07eee939ad25071b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "458c9ba5cc43667d8a556c89bf62541d8ac67f898c66df07eee939ad25071b46" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "458c9ba5cc43667d8a556c89bf62541d8ac67f898c66df07eee939ad25071b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "458c9ba5cc43667d8a556c89bf62541d8ac67f898c66df07eee939ad25071b46" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.64
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling cpuprofiler-static v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> build.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_directory_empty` is never used
[INFO] [stdout]   --> build.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn is_directory_empty<P: AsRef<Path>>(p: P) -> std::io::Result<bool> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prepare_gperftool` is never used
[INFO] [stdout]   --> build.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn prepare_gperftool() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling error-chain v0.5.0
[INFO] [stderr]    Compiling cpuprofiler v0.0.3
[INFO] [stderr] warning: unused dependency `num_cpus`
[INFO] [stderr]  --> Cargo.toml:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | [build-dependencies.num_cpus]
[INFO] [stderr]   |                     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `num_cpus`
[INFO] [stderr] warning: `cpuprofiler-static` (manifest) generated 1 warning
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 5.77s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "458c9ba5cc43667d8a556c89bf62541d8ac67f898c66df07eee939ad25071b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "458c9ba5cc43667d8a556c89bf62541d8ac67f898c66df07eee939ad25071b46" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpuprofiler-static v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> build.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_directory_empty` is never used
[INFO] [stdout]   --> build.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn is_directory_empty<P: AsRef<Path>>(p: P) -> std::io::Result<bool> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prepare_gperftool` is never used
[INFO] [stdout]   --> build.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn prepare_gperftool() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/release/build/cpuprofiler-static/d1b78ff2e95866c4/out/rustcVb4MOP/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/release/build/cpuprofiler/c425afa445e9efdc/out/libcpuprofiler-c425afa445e9efdc.rlib" "/opt/rustwide/target/release/build/lazy_static/244fe1defb7b6462/out/liblazy_static-244fe1defb7b6462.rlib" "/opt/rustwide/target/release/build/error-chain/17857376f7541a83/out/liberror_chain-17857376f7541a83.rlib" "/opt/rustwide/target/release/build/backtrace/23780efa16bf17a0/out/libbacktrace-23780efa16bf17a0.rlib" "/opt/rustwide/target/release/build/backtrace-sys/f8eefcff0b5a729f/out/libbacktrace_sys-f8eefcff0b5a729f.rlib" "/opt/rustwide/target/release/build/rustc-demangle/6f503c0c870134b9/out/librustc_demangle-6f503c0c870134b9.rlib" "/opt/rustwide/target/release/build/cfg-if/6ffcd2bb3ed34b7c/out/libcfg_if-6ffcd2bb3ed34b7c.rlib" "/opt/rustwide/target/release/build/dbghelp-sys/749faaa7fe37bc2b/out/libdbghelp-749faaa7fe37bc2b.rlib" "/opt/rustwide/target/release/build/winapi/db0d4efab76cd306/out/libwinapi-db0d4efab76cd306.rlib" "/opt/rustwide/target/release/build/kernel32-sys/482ed1ad97ede2f3/out/libkernel32-482ed1ad97ede2f3.rlib" "/opt/rustwide/target/release/build/libc/1b6d65a0ab0b64a1/out/liblibc-1b6d65a0ab0b64a1.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lprofiler" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/release/build/cpuprofiler-static/d1b78ff2e95866c4/out/rustcVb4MOP/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/target/release/build/backtrace-sys/52c7c6ed01f6db83/out" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/release/build/cpuprofiler-static/d1b78ff2e95866c4/out/cpuprofiler_static-d1b78ff2e95866c4" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-Wl,-O1" "-Wl,--strip-debug" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -lprofiler
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cpuprofiler-static` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/release/build/cpuprofiler-static/166bc06e2b3f1878/out/rustc9G89wo/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/release/build/cpuprofiler-static/663d70c080f30107/out/libcpuprofiler_static-663d70c080f30107.rlib" "/opt/rustwide/target/release/build/cpuprofiler/c425afa445e9efdc/out/libcpuprofiler-c425afa445e9efdc.rlib" "/opt/rustwide/target/release/build/lazy_static/244fe1defb7b6462/out/liblazy_static-244fe1defb7b6462.rlib" "/opt/rustwide/target/release/build/error-chain/17857376f7541a83/out/liberror_chain-17857376f7541a83.rlib" "/opt/rustwide/target/release/build/backtrace/23780efa16bf17a0/out/libbacktrace-23780efa16bf17a0.rlib" "/opt/rustwide/target/release/build/backtrace-sys/f8eefcff0b5a729f/out/libbacktrace_sys-f8eefcff0b5a729f.rlib" "/opt/rustwide/target/release/build/rustc-demangle/6f503c0c870134b9/out/librustc_demangle-6f503c0c870134b9.rlib" "/opt/rustwide/target/release/build/cfg-if/6ffcd2bb3ed34b7c/out/libcfg_if-6ffcd2bb3ed34b7c.rlib" "/opt/rustwide/target/release/build/dbghelp-sys/749faaa7fe37bc2b/out/libdbghelp-749faaa7fe37bc2b.rlib" "/opt/rustwide/target/release/build/winapi/db0d4efab76cd306/out/libwinapi-db0d4efab76cd306.rlib" "/opt/rustwide/target/release/build/kernel32-sys/482ed1ad97ede2f3/out/libkernel32-482ed1ad97ede2f3.rlib" "/opt/rustwide/target/release/build/libc/1b6d65a0ab0b64a1/out/liblibc-1b6d65a0ab0b64a1.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lprofiler" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/release/build/cpuprofiler-static/166bc06e2b3f1878/out/rustc9G89wo/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/target/release/build/backtrace-sys/52c7c6ed01f6db83/out" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/release/build/cpuprofiler-static/166bc06e2b3f1878/out/primes" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-Wl,-O1" "-Wl,--strip-debug" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -lprofiler
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cpuprofiler-static` (example "primes") due to 1 previous error
[INFO] [stderr] warning: unused dependency `num_cpus`
[INFO] [stderr]  --> Cargo.toml:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | [build-dependencies.num_cpus]
[INFO] [stderr]   |                     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `num_cpus`
[INFO] [stderr] warning: `cpuprofiler-static` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "inspect" "458c9ba5cc43667d8a556c89bf62541d8ac67f898c66df07eee939ad25071b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "458c9ba5cc43667d8a556c89bf62541d8ac67f898c66df07eee939ad25071b46", kill_on_drop: false }`
[INFO] [stdout] 458c9ba5cc43667d8a556c89bf62541d8ac67f898c66df07eee939ad25071b46
