[INFO] cloning repository https://github.com/Thingus/flow_mapper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Thingus/flow_mapper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThingus%2Fflow_mapper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThingus%2Fflow_mapper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5fd4b2b1ea4b3aafc1d9f595e7d18e92eeec24b4
[INFO] testing Thingus/flow_mapper against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThingus%2Fflow_mapper" "/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/Thingus/flow_mapper on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Thingus/flow_mapper
[INFO] finished tweaking git repo https://github.com/Thingus/flow_mapper
[INFO] tweaked toml for git repo https://github.com/Thingus/flow_mapper written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Thingus/flow_mapper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20cdb08b973497c6bcd597caadfb6d1706b63a4ccb6e6be67a1a7742b2d70e04
[INFO] running `Command { std: "docker" "start" "-a" "20cdb08b973497c6bcd597caadfb6d1706b63a4ccb6e6be67a1a7742b2d70e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20cdb08b973497c6bcd597caadfb6d1706b63a4ccb6e6be67a1a7742b2d70e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20cdb08b973497c6bcd597caadfb6d1706b63a4ccb6e6be67a1a7742b2d70e04", kill_on_drop: false }`
[INFO] [stdout] 20cdb08b973497c6bcd597caadfb6d1706b63a4ccb6e6be67a1a7742b2d70e04
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a15a35111ded8c01e2c2a1fb48610f5bc28dbeb6178e1412ab7e3b078cdb3e2e
[INFO] running `Command { std: "docker" "start" "-a" "a15a35111ded8c01e2c2a1fb48610f5bc28dbeb6178e1412ab7e3b078cdb3e2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling array2d v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling matrixmultiply v0.3.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ndarray v0.15.1
[INFO] [stderr]    Compiling rust_flow_modelling v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `rust_flow_modelling`
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_flow_modelling` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a15a35111ded8c01e2c2a1fb48610f5bc28dbeb6178e1412ab7e3b078cdb3e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a15a35111ded8c01e2c2a1fb48610f5bc28dbeb6178e1412ab7e3b078cdb3e2e", kill_on_drop: false }`
[INFO] [stdout] a15a35111ded8c01e2c2a1fb48610f5bc28dbeb6178e1412ab7e3b078cdb3e2e