[INFO] fetching crate flowistry 0.4.0...
[INFO] testing flowistry-0.4.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate flowistry 0.4.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate flowistry 0.4.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flowistry 0.4.0
[INFO] finished tweaking crates.io crate flowistry 0.4.0
[INFO] tweaked toml for crates.io crate flowistry 0.4.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 311eec0de986451bcfd2146cdcd4c419fa46711e28ec78d3081f1fb7d30906f8
[INFO] running `Command { std: "docker" "start" "-a" "311eec0de986451bcfd2146cdcd4c419fa46711e28ec78d3081f1fb7d30906f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "311eec0de986451bcfd2146cdcd4c419fa46711e28ec78d3081f1fb7d30906f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "311eec0de986451bcfd2146cdcd4c419fa46711e28ec78d3081f1fb7d30906f8", kill_on_drop: false }`
[INFO] [stdout] 311eec0de986451bcfd2146cdcd4c419fa46711e28ec78d3081f1fb7d30906f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b13ac7ac78328388057b457e060329eb089574945b51057819664d147d5d5a50
[INFO] running `Command { std: "docker" "start" "-a" "b13ac7ac78328388057b457e060329eb089574945b51057819664d147d5d5a50", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8-width v0.1.5
[INFO] [stderr]    Compiling fluid-let v1.0.0
[INFO] [stderr]    Compiling html-escape v0.2.9
[INFO] [stderr]    Compiling flowistry v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `polonius_engine`
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | extern crate polonius_engine;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flowistry` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "b13ac7ac78328388057b457e060329eb089574945b51057819664d147d5d5a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b13ac7ac78328388057b457e060329eb089574945b51057819664d147d5d5a50", kill_on_drop: false }`
[INFO] [stdout] b13ac7ac78328388057b457e060329eb089574945b51057819664d147d5d5a50