[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] 65b5afed67dcded062dd8c7d31bc3675e8fd52bb
[INFO] testing lucastepper/kinetic_observables against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucastepper%2Fkinetic_observables" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[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-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lucastepper/kinetic_observables on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lucastepper/kinetic_observables already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 574e851f7585316250b5c328810d519c6cae67ac968d02bf1e86697993e37215
[INFO] running `Command { std: "docker" "start" "-a" "574e851f7585316250b5c328810d519c6cae67ac968d02bf1e86697993e37215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "574e851f7585316250b5c328810d519c6cae67ac968d02bf1e86697993e37215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574e851f7585316250b5c328810d519c6cae67ac968d02bf1e86697993e37215", kill_on_drop: false }`
[INFO] [stdout] 574e851f7585316250b5c328810d519c6cae67ac968d02bf1e86697993e37215
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 753dc84ed8814e0253e9bce432c65b79d5b9af2a66c92cd96de6c90ed4ca37f8
[INFO] running `Command { std: "docker" "start" "-a" "753dc84ed8814e0253e9bce432c65b79d5b9af2a66c92cd96de6c90ed4ca37f8", kill_on_drop: false }`
[INFO] [stderr] error: no matching package named `ndarray` found
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `kin_obs v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: offline mode (via `--frozen`) can sometimes cause surprising resolution failures
[INFO] [stderr] help: if this error is too confusing you may wish to retry without `--frozen`
[INFO] running `Command { std: "docker" "inspect" "753dc84ed8814e0253e9bce432c65b79d5b9af2a66c92cd96de6c90ed4ca37f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "753dc84ed8814e0253e9bce432c65b79d5b9af2a66c92cd96de6c90ed4ca37f8", kill_on_drop: false }`
[INFO] [stdout] 753dc84ed8814e0253e9bce432c65b79d5b9af2a66c92cd96de6c90ed4ca37f8
