[INFO] fetching crate lib-prova 0.2.0...
[INFO] testing lib-prova-0.2.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate lib-prova 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate lib-prova 0.2.0
[INFO] finished tweaking crates.io crate lib-prova 0.2.0
[INFO] tweaked toml for crates.io crate lib-prova 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lib-prova 0.2.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lib-prova 0.2.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f48e9fa47ee34e5d7c1c1cea224fc45fe09396846f10006e76de61164cbc1b7
[INFO] running `Command { std: "docker" "start" "-a" "3f48e9fa47ee34e5d7c1c1cea224fc45fe09396846f10006e76de61164cbc1b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f48e9fa47ee34e5d7c1c1cea224fc45fe09396846f10006e76de61164cbc1b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f48e9fa47ee34e5d7c1c1cea224fc45fe09396846f10006e76de61164cbc1b7", kill_on_drop: false }`
[INFO] [stdout] 3f48e9fa47ee34e5d7c1c1cea224fc45fe09396846f10006e76de61164cbc1b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db812b217a33fe7a409123a110f409496feddaed1100286b3d7a3cdbbe166c5d
[INFO] running `Command { std: "docker" "start" "-a" "db812b217a33fe7a409123a110f409496feddaed1100286b3d7a3cdbbe166c5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling lib-prova v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "db812b217a33fe7a409123a110f409496feddaed1100286b3d7a3cdbbe166c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db812b217a33fe7a409123a110f409496feddaed1100286b3d7a3cdbbe166c5d", kill_on_drop: false }`
[INFO] [stdout] db812b217a33fe7a409123a110f409496feddaed1100286b3d7a3cdbbe166c5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2f4f1e7fa6a705b07e88f4357b11176a970168a4b153172869fde8afe14d4c8
[INFO] running `Command { std: "docker" "start" "-a" "e2f4f1e7fa6a705b07e88f4357b11176a970168a4b153172869fde8afe14d4c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling lib-prova v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "e2f4f1e7fa6a705b07e88f4357b11176a970168a4b153172869fde8afe14d4c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f4f1e7fa6a705b07e88f4357b11176a970168a4b153172869fde8afe14d4c8", kill_on_drop: false }`
[INFO] [stdout] e2f4f1e7fa6a705b07e88f4357b11176a970168a4b153172869fde8afe14d4c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e8339d3eb039b43558d848d6977ceb39ad6a920357cda57ac3e71bf1b5559ec9
[INFO] running `Command { std: "docker" "start" "-a" "e8339d3eb039b43558d848d6977ceb39ad6a920357cda57ac3e71bf1b5559ec9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lib_prova-d8dbb69eaa06c757)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e8339d3eb039b43558d848d6977ceb39ad6a920357cda57ac3e71bf1b5559ec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8339d3eb039b43558d848d6977ceb39ad6a920357cda57ac3e71bf1b5559ec9", kill_on_drop: false }`
[INFO] [stdout] e8339d3eb039b43558d848d6977ceb39ad6a920357cda57ac3e71bf1b5559ec9