[INFO] fetching crate optlib 0.4.0...
[INFO] testing optlib-0.4.0 against beta-2022-05-20 for beta-1.62-1
[INFO] extracting crate optlib 0.4.0 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate optlib 0.4.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate optlib 0.4.0
[INFO] finished tweaking crates.io crate optlib 0.4.0
[INFO] tweaked toml for crates.io crate optlib 0.4.0 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate crates.io crate optlib 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1bc7140a488f2d61a7fc3c774296b6e92ff87d7e30962b18c9180240f5f5df4
[INFO] running `Command { std: "docker" "start" "-a" "b1bc7140a488f2d61a7fc3c774296b6e92ff87d7e30962b18c9180240f5f5df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1bc7140a488f2d61a7fc3c774296b6e92ff87d7e30962b18c9180240f5f5df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1bc7140a488f2d61a7fc3c774296b6e92ff87d7e30962b18c9180240f5f5df4", kill_on_drop: false }`
[INFO] [stdout] b1bc7140a488f2d61a7fc3c774296b6e92ff87d7e30962b18c9180240f5f5df4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25c32c98a1e741f92fe7133d09348e992257693af6c61dad53aab896ee408efa
[INFO] running `Command { std: "docker" "start" "-a" "25c32c98a1e741f92fe7133d09348e992257693af6c61dad53aab896ee408efa", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling optlib v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.34s
[INFO] running `Command { std: "docker" "inspect" "25c32c98a1e741f92fe7133d09348e992257693af6c61dad53aab896ee408efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c32c98a1e741f92fe7133d09348e992257693af6c61dad53aab896ee408efa", kill_on_drop: false }`
[INFO] [stdout] 25c32c98a1e741f92fe7133d09348e992257693af6c61dad53aab896ee408efa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0be8197f2be93fe435bd63eb064c0e2560687eeab2ff4ff02b627bda38515442
[INFO] running `Command { std: "docker" "start" "-a" "0be8197f2be93fe435bd63eb064c0e2560687eeab2ff4ff02b627bda38515442", kill_on_drop: false }`
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling optlib-testfunc v0.1.0
[INFO] [stderr]    Compiling optlib v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `optlib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name genetic_rosenbrock_statistics --edition=2018 examples/genetic-rosenbrock-statistics.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=9a92f14946a2ab49 -C extra-filename=-9a92f14946a2ab49 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern num=/opt/rustwide/target/debug/deps/libnum-17bad75f29d3bdf3.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-a484e0f988126485.rlib --extern optlib=/opt/rustwide/target/debug/deps/liboptlib-5d81085714fea489.rlib --extern optlib_testfunc=/opt/rustwide/target/debug/deps/liboptlib_testfunc-932da92466c2b99f.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-b7f0c1b18cc52f0d.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `optlib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name optlib --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=85c262e5c3292d95 -C extra-filename=-85c262e5c3292d95 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern num=/opt/rustwide/target/debug/deps/libnum-17bad75f29d3bdf3.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-a484e0f988126485.rlib --extern optlib_testfunc=/opt/rustwide/target/debug/deps/liboptlib_testfunc-932da92466c2b99f.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-b7f0c1b18cc52f0d.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `optlib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name particleswarm_schwefel_statistics --edition=2018 examples/particleswarm-schwefel-statistics.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=e7653e84527a7ead -C extra-filename=-e7653e84527a7ead --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern num=/opt/rustwide/target/debug/deps/libnum-17bad75f29d3bdf3.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-a484e0f988126485.rlib --extern optlib=/opt/rustwide/target/debug/deps/liboptlib-5d81085714fea489.rlib --extern optlib_testfunc=/opt/rustwide/target/debug/deps/liboptlib_testfunc-932da92466c2b99f.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-b7f0c1b18cc52f0d.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "0be8197f2be93fe435bd63eb064c0e2560687eeab2ff4ff02b627bda38515442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be8197f2be93fe435bd63eb064c0e2560687eeab2ff4ff02b627bda38515442", kill_on_drop: false }`
[INFO] [stdout] 0be8197f2be93fe435bd63eb064c0e2560687eeab2ff4ff02b627bda38515442