[INFO] fetching crate argmin 0.5.1...
[INFO] testing argmin-0.5.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate argmin 0.5.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate argmin 0.5.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argmin 0.5.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate argmin 0.5.1
[INFO] tweaked toml for crates.io crate argmin 0.5.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate argmin 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lax v0.2.0
[INFO] [stderr]   Downloaded lapack v0.18.0
[INFO] [stderr]   Downloaded cauchy v0.4.0
[INFO] [stderr]   Downloaded slog-json v2.5.0
[INFO] [stderr]   Downloaded gnuplot v0.0.37
[INFO] [stderr]   Downloaded argmin_testfunctions v0.1.1
[INFO] [stderr]   Downloaded slog-term v2.8.1
[INFO] [stderr]   Downloaded ndarray-linalg v0.14.1
[INFO] [stderr]   Downloaded netlib-src v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b2ad310674de59319fc396581e2b457039b391531490278bbebe09c1a680a43f
[INFO] running `Command { std: "docker" "start" "-a" "b2ad310674de59319fc396581e2b457039b391531490278bbebe09c1a680a43f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2ad310674de59319fc396581e2b457039b391531490278bbebe09c1a680a43f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2ad310674de59319fc396581e2b457039b391531490278bbebe09c1a680a43f", kill_on_drop: false }`
[INFO] [stdout] b2ad310674de59319fc396581e2b457039b391531490278bbebe09c1a680a43f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bd5f8fea5b728b83fbe07e75cb9a2ea47e7191804b1f9c904bed157846418892
[INFO] running `Command { std: "docker" "start" "-a" "bd5f8fea5b728b83fbe07e75cb9a2ea47e7191804b1f9c904bed157846418892", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling slog-async v2.7.0
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling slog-term v2.8.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling slog-json v2.5.0
[INFO] [stderr]    Compiling argmin v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "bd5f8fea5b728b83fbe07e75cb9a2ea47e7191804b1f9c904bed157846418892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd5f8fea5b728b83fbe07e75cb9a2ea47e7191804b1f9c904bed157846418892", kill_on_drop: false }`
[INFO] [stdout] bd5f8fea5b728b83fbe07e75cb9a2ea47e7191804b1f9c904bed157846418892
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cc38cb5bc0a5947f48bbd42a7d422015dc1edffadd5c433025689686adc71977
[INFO] running `Command { std: "docker" "start" "-a" "cc38cb5bc0a5947f48bbd42a7d422015dc1edffadd5c433025689686adc71977", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling cblas-sys v0.1.4
[INFO] [stderr]    Compiling lapack-sys v0.12.1
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling netlib-src v0.8.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling ndarray v0.15.4
[INFO] [stderr]    Compiling cauchy v0.4.0
[INFO] [stderr]    Compiling lapack v0.18.0
[INFO] [stderr]    Compiling slog-json v2.5.0
[INFO] [stderr]    Compiling slog-term v2.8.1
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling argmin_testfunctions v0.1.1
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling argmin v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling finitediff v0.1.4
[INFO] [stderr]    Compiling lax v0.2.0
[INFO] [stderr]    Compiling ndarray-linalg v0.14.1
[INFO] [stderr] error: could not compile `argmin`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name argmin --edition=2021 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 --cfg 'feature="default"' --cfg 'feature="slog"' --cfg 'feature="slog-async"' --cfg 'feature="slog-json"' --cfg 'feature="slog-logger"' --cfg 'feature="slog-term"' -C metadata=79d87de688def33b -C extra-filename=-79d87de688def33b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-7cb6b5e1e2080d9e.rlib --extern approx=/opt/rustwide/target/debug/deps/libapprox-ac25644277a33e0b.rlib --extern argmin_testfunctions=/opt/rustwide/target/debug/deps/libargmin_testfunctions-dd97449dfa57ad51.rlib --extern bincode=/opt/rustwide/target/debug/deps/libbincode-a2d07dbd403bc519.rlib --extern finitediff=/opt/rustwide/target/debug/deps/libfinitediff-217002be22dbb5eb.rlib --extern getrandom=/opt/rustwide/target/debug/deps/libgetrandom-55ec2ae64361774f.rlib --extern instant=/opt/rustwide/target/debug/deps/libinstant-f7c4cb0c23f27188.rlib --extern ndarray_linalg=/opt/rustwide/target/debug/deps/libndarray_linalg-3c9f8925092ba0ae.rlib --extern num=/opt/rustwide/target/debug/deps/libnum-7cccde6d0f3772de.rlib --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-0b9d95b7a7441ef0.rlib --extern paste=/opt/rustwide/target/debug/deps/libpaste-7ad5358aee233002.so --extern rand=/opt/rustwide/target/debug/deps/librand-874c766c13c53613.rlib --extern rand_xoshiro=/opt/rustwide/target/debug/deps/librand_xoshiro-93f8b76301c5ab16.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-3957af6f14b7c9fe.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-830f35a9bf1b9227.rlib --extern slog=/opt/rustwide/target/debug/deps/libslog-2e2257f17d3fe6ec.rlib --extern slog_async=/opt/rustwide/target/debug/deps/libslog_async-b1ca517e3ca51fa4.rlib --extern slog_json=/opt/rustwide/target/debug/deps/libslog_json-d702432c5a09359b.rlib --extern slog_term=/opt/rustwide/target/debug/deps/libslog_term-bd41dabbd7e13d35.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-5ab733f2856a3c73.rlib --cap-lints=warn -L /opt/rustwide/target/debug/build/netlib-src-7152043838a194fb/out/lib` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cc38cb5bc0a5947f48bbd42a7d422015dc1edffadd5c433025689686adc71977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc38cb5bc0a5947f48bbd42a7d422015dc1edffadd5c433025689686adc71977", kill_on_drop: false }`
[INFO] [stdout] cc38cb5bc0a5947f48bbd42a7d422015dc1edffadd5c433025689686adc71977