[INFO] fetching crate dualnum 0.2.1...
[INFO] checking dualnum-0.2.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate dualnum 0.2.1 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate dualnum 0.2.1 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 crates.io crate dualnum 0.2.1
[INFO] finished tweaking crates.io crate dualnum 0.2.1
[INFO] tweaked toml for crates.io crate dualnum 0.2.1 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lapack-sys v0.12.1
[INFO] [stderr]   Downloaded lax v0.2.0
[INFO] [stderr]   Downloaded cauchy v0.4.0
[INFO] [stderr]   Downloaded ndarray-linalg v0.14.1
[INFO] [stderr]   Downloaded lapack v0.18.0
[INFO] [stderr]   Downloaded num-dual v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 08153f60b1c229e2c0e233c51c491f8cb134714d53478eab21009981659b489b
[INFO] running `Command { std: "docker" "start" "-a" "08153f60b1c229e2c0e233c51c491f8cb134714d53478eab21009981659b489b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08153f60b1c229e2c0e233c51c491f8cb134714d53478eab21009981659b489b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08153f60b1c229e2c0e233c51c491f8cb134714d53478eab21009981659b489b", kill_on_drop: false }`
[INFO] [stdout] 08153f60b1c229e2c0e233c51c491f8cb134714d53478eab21009981659b489b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b357194b9f118c77c7623cc2659572ace9cb69f348d16cf7f248bf8a9cfd4f08
[INFO] running `Command { std: "docker" "start" "-a" "b357194b9f118c77c7623cc2659572ace9cb69f348d16cf7f248bf8a9cfd4f08", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling pyo3-build-config v0.14.5
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling inventory v0.1.10
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking lapack-sys v0.12.1
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]     Checking matrixmultiply v0.3.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]    Compiling pyo3-macros-backend v0.14.5
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]    Compiling pyo3 v0.14.5
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking cauchy v0.4.0
[INFO] [stderr]     Checking lapack v0.18.0
[INFO] [stderr]     Checking ndarray v0.15.3
[INFO] [stderr]     Checking lax v0.2.0
[INFO] [stderr]    Compiling pyo3-macros v0.14.5
[INFO] [stderr]     Checking ndarray-linalg v0.14.1
[INFO] [stderr]     Checking num-dual v0.2.0
[INFO] [stderr]     Checking dualnum v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.42s
[INFO] running `Command { std: "docker" "inspect" "b357194b9f118c77c7623cc2659572ace9cb69f348d16cf7f248bf8a9cfd4f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b357194b9f118c77c7623cc2659572ace9cb69f348d16cf7f248bf8a9cfd4f08", kill_on_drop: false }`
[INFO] [stdout] b357194b9f118c77c7623cc2659572ace9cb69f348d16cf7f248bf8a9cfd4f08
