[INFO] fetching crate preexplorer 0.4.1...
[INFO] testing preexplorer-0.4.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate preexplorer 0.4.1 into /workspace/builds/worker-114/source
[INFO] validating manifest of crates.io crate preexplorer 0.4.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate preexplorer 0.4.1
[INFO] finished tweaking crates.io crate preexplorer 0.4.1
[INFO] tweaked toml for crates.io crate preexplorer 0.4.1 written to /workspace/builds/worker-114/source/Cargo.toml
[INFO] crate crates.io crate preexplorer 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09a30fd5b01ab9b44758d4bc73916fad4d15577cf77a094d583ab64bb81f005c
[INFO] running `Command { std: "docker" "start" "-a" "09a30fd5b01ab9b44758d4bc73916fad4d15577cf77a094d583ab64bb81f005c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09a30fd5b01ab9b44758d4bc73916fad4d15577cf77a094d583ab64bb81f005c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09a30fd5b01ab9b44758d4bc73916fad4d15577cf77a094d583ab64bb81f005c", kill_on_drop: false }`
[INFO] [stdout] 09a30fd5b01ab9b44758d4bc73916fad4d15577cf77a094d583ab64bb81f005c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bf9eaa70d1963a74e57ccc72f35889af9e5f700049e53c5b6f822349bc63c3f
[INFO] running `Command { std: "docker" "start" "-a" "6bf9eaa70d1963a74e57ccc72f35889af9e5f700049e53c5b6f822349bc63c3f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling average v0.10.6
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling preexplorer v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.70s
[INFO] running `Command { std: "docker" "inspect" "6bf9eaa70d1963a74e57ccc72f35889af9e5f700049e53c5b6f822349bc63c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf9eaa70d1963a74e57ccc72f35889af9e5f700049e53c5b6f822349bc63c3f", kill_on_drop: false }`
[INFO] [stdout] 6bf9eaa70d1963a74e57ccc72f35889af9e5f700049e53c5b6f822349bc63c3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20290a2914076dbaa72c2243713c846cba5b6844609a50a1d0542d069e008af3
[INFO] running `Command { std: "docker" "start" "-a" "20290a2914076dbaa72c2243713c846cba5b6844609a50a1d0542d069e008af3", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling preexplorer v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `preexplorer`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name preexplorer --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=0ce6d315847a908b -C extra-filename=-0ce6d315847a908b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-567815e32b6e5fb4.rlib --extern average=/opt/rustwide/target/debug/deps/libaverage-4fb8a5ba0bc17a6c.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-5f11de3876194245.rlib --extern getset=/opt/rustwide/target/debug/deps/libgetset-dfbadb522582a598.so --extern itertools=/opt/rustwide/target/debug/deps/libitertools-26ded0679b1c8c41.rlib --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-70e76c37644b3b57.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-f5afd0a0951c5e8e.rlib --extern rand_distr=/opt/rustwide/target/debug/deps/librand_distr-86205509a604a9af.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-6b5202a7908d218e.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 `preexplorer`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name process_violins --edition=2018 examples/process_violins/main.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=7f0c55248a613987 -C extra-filename=-7f0c55248a613987 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-567815e32b6e5fb4.rlib --extern average=/opt/rustwide/target/debug/deps/libaverage-4fb8a5ba0bc17a6c.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-5f11de3876194245.rlib --extern getset=/opt/rustwide/target/debug/deps/libgetset-dfbadb522582a598.so --extern itertools=/opt/rustwide/target/debug/deps/libitertools-26ded0679b1c8c41.rlib --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-70e76c37644b3b57.rlib --extern preexplorer=/opt/rustwide/target/debug/deps/libpreexplorer-85a54bfa22233243.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-f5afd0a0951c5e8e.rlib --extern rand_distr=/opt/rustwide/target/debug/deps/librand_distr-86205509a604a9af.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-6b5202a7908d218e.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "20290a2914076dbaa72c2243713c846cba5b6844609a50a1d0542d069e008af3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20290a2914076dbaa72c2243713c846cba5b6844609a50a1d0542d069e008af3", kill_on_drop: false }`
[INFO] [stdout] 20290a2914076dbaa72c2243713c846cba5b6844609a50a1d0542d069e008af3