[INFO] cloning repository https://github.com/lucastepper/kinetic_observables
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucastepper/kinetic_observables" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucastepper%2Fkinetic_observables", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucastepper%2Fkinetic_observables'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6417e502464d515bfba58d6b109e7e8411c42c7b
[INFO] checking lucastepper/kinetic_observables against master#7308c22c6a8d77e82187e290e1f7459870e48d12 for pr-99447
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucastepper%2Fkinetic_observables" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lucastepper/kinetic_observables on toolchain 7308c22c6a8d77e82187e290e1f7459870e48d12
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lucastepper/kinetic_observables
[INFO] finished tweaking git repo https://github.com/lucastepper/kinetic_observables
[INFO] tweaked toml for git repo https://github.com/lucastepper/kinetic_observables written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/lucastepper/kinetic_observables already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded target-lexicon v0.12.3
[INFO] [stderr]   Downloaded indoc v1.0.6
[INFO] [stderr]   Downloaded pyo3-ffi v0.16.5
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.8
[INFO] [stderr]   Downloaded num-complex v0.4.1
[INFO] [stderr]   Downloaded matrixmultiply v0.3.2
[INFO] [stderr]   Downloaded ndarray v0.15.4
[INFO] [stderr]   Downloaded pyo3-macros v0.16.5
[INFO] [stderr]   Downloaded unindent v0.1.9
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.16.5
[INFO] [stderr]   Downloaded numpy v0.16.2
[INFO] [stderr]   Downloaded pyo3 v0.16.5
[INFO] [stderr]   Downloaded pyo3-build-config v0.16.5
[INFO] [stderr]   Downloaded syn v1.0.95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1fa90329b961e844baa62a9bbd614c825155576c5eec40718f52791daee26e6
[INFO] running `Command { std: "docker" "start" "-a" "a1fa90329b961e844baa62a9bbd614c825155576c5eec40718f52791daee26e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1fa90329b961e844baa62a9bbd614c825155576c5eec40718f52791daee26e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1fa90329b961e844baa62a9bbd614c825155576c5eec40718f52791daee26e6", kill_on_drop: false }`
[INFO] [stdout] a1fa90329b961e844baa62a9bbd614c825155576c5eec40718f52791daee26e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d5819ef835e681782f075772a220ebf850c50fa7f2ca520fe0f1219575467fb
[INFO] running `Command { std: "docker" "start" "-a" "9d5819ef835e681782f075772a220ebf850c50fa7f2ca520fe0f1219575467fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling target-lexicon v0.12.3
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling indoc v1.0.6
[INFO] [stderr]     Checking unindent v0.1.9
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling pyo3-build-config v0.16.5
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]    Compiling pyo3-ffi v0.16.5
[INFO] [stderr]    Compiling pyo3 v0.16.5
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]    Compiling pyo3-macros-backend v0.16.5
[INFO] [stderr]    Compiling pyo3-macros v0.16.5
[INFO] [stderr]     Checking numpy v0.16.2
[INFO] [stderr]     Checking kin_obs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.68s
[INFO] running `Command { std: "docker" "inspect" "9d5819ef835e681782f075772a220ebf850c50fa7f2ca520fe0f1219575467fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d5819ef835e681782f075772a220ebf850c50fa7f2ca520fe0f1219575467fb", kill_on_drop: false }`
[INFO] [stdout] 9d5819ef835e681782f075772a220ebf850c50fa7f2ca520fe0f1219575467fb