[INFO] cloning repository https://github.com/mattn/smartcore-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattn/smartcore-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattn%2Fsmartcore-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattn%2Fsmartcore-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9527f3e469a5d2a84c6f11d55722439b561280b6
[INFO] testing mattn/smartcore-example against 1.55.0 for beta-1.56-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattn%2Fsmartcore-example" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mattn/smartcore-example on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mattn/smartcore-example
[INFO] finished tweaking git repo https://github.com/mattn/smartcore-example
[INFO] tweaked toml for git repo https://github.com/mattn/smartcore-example written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/mattn/smartcore-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c80f84b4561aa4e955be94878e69e3e18c93c85d49aba07651f67936080802dc
[INFO] running `Command { std: "docker" "start" "-a" "c80f84b4561aa4e955be94878e69e3e18c93c85d49aba07651f67936080802dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c80f84b4561aa4e955be94878e69e3e18c93c85d49aba07651f67936080802dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c80f84b4561aa4e955be94878e69e3e18c93c85d49aba07651f67936080802dc", kill_on_drop: false }`
[INFO] [stdout] c80f84b4561aa4e955be94878e69e3e18c93c85d49aba07651f67936080802dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54ebf74d2d7decb562258bb84777a54d32e94e4c199f6eb2c736d14ad5bb8ce9
[INFO] running `Command { std: "docker" "start" "-a" "54ebf74d2d7decb562258bb84777a54d32e94e4c199f6eb2c736d14ad5bb8ce9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling simba v0.3.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling rand_distr v0.3.0
[INFO] [stderr]    Compiling nalgebra v0.23.2
[INFO] [stderr]    Compiling smartcore v0.2.0
[INFO] [stderr]    Compiling smartcore-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.96s
[INFO] running `Command { std: "docker" "inspect" "54ebf74d2d7decb562258bb84777a54d32e94e4c199f6eb2c736d14ad5bb8ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54ebf74d2d7decb562258bb84777a54d32e94e4c199f6eb2c736d14ad5bb8ce9", kill_on_drop: false }`
[INFO] [stdout] 54ebf74d2d7decb562258bb84777a54d32e94e4c199f6eb2c736d14ad5bb8ce9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 943eb0cb9a0e484020058f270ccc95c210e1613e596ab1876799e3b3162e1f8b
[INFO] running `Command { std: "docker" "start" "-a" "943eb0cb9a0e484020058f270ccc95c210e1613e596ab1876799e3b3162e1f8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling smartcore-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "943eb0cb9a0e484020058f270ccc95c210e1613e596ab1876799e3b3162e1f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "943eb0cb9a0e484020058f270ccc95c210e1613e596ab1876799e3b3162e1f8b", kill_on_drop: false }`
[INFO] [stdout] 943eb0cb9a0e484020058f270ccc95c210e1613e596ab1876799e3b3162e1f8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 48d0d3d2c290fc9652dc6c32bf18d6f8e62308b20d8dc1f1a7566f4f1540dcee
[INFO] running `Command { std: "docker" "start" "-a" "48d0d3d2c290fc9652dc6c32bf18d6f8e62308b20d8dc1f1a7566f4f1540dcee", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/smartcore_example-73c5c78d19055bf2)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "48d0d3d2c290fc9652dc6c32bf18d6f8e62308b20d8dc1f1a7566f4f1540dcee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d0d3d2c290fc9652dc6c32bf18d6f8e62308b20d8dc1f1a7566f4f1540dcee", kill_on_drop: false }`
[INFO] [stdout] 48d0d3d2c290fc9652dc6c32bf18d6f8e62308b20d8dc1f1a7566f4f1540dcee