[INFO] cloning repository https://github.com/Afront/pi_approximator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Afront/pi_approximator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAfront%2Fpi_approximator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAfront%2Fpi_approximator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7fd6ace888a7abf245a8651c840a5cec9c6eedf7
[INFO] testing Afront/pi_approximator against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAfront%2Fpi_approximator" "/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/Afront/pi_approximator on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Afront/pi_approximator
[INFO] finished tweaking git repo https://github.com/Afront/pi_approximator
[INFO] tweaked toml for git repo https://github.com/Afront/pi_approximator written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Afront/pi_approximator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eae8226c029d1485f10fd1bf57697f5c1a1524eca5f95982cd62442a9bdb302a
[INFO] running `Command { std: "docker" "start" "-a" "eae8226c029d1485f10fd1bf57697f5c1a1524eca5f95982cd62442a9bdb302a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eae8226c029d1485f10fd1bf57697f5c1a1524eca5f95982cd62442a9bdb302a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eae8226c029d1485f10fd1bf57697f5c1a1524eca5f95982cd62442a9bdb302a", kill_on_drop: false }`
[INFO] [stdout] eae8226c029d1485f10fd1bf57697f5c1a1524eca5f95982cd62442a9bdb302a
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6add761e7e0455bb53b1c2edba1abef30c10a969c3d07bffcf2951e9f2736ac8
[INFO] running `Command { std: "docker" "start" "-a" "6add761e7e0455bb53b1c2edba1abef30c10a969c3d07bffcf2951e9f2736ac8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling pi_approximator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.96s
[INFO] running `Command { std: "docker" "inspect" "6add761e7e0455bb53b1c2edba1abef30c10a969c3d07bffcf2951e9f2736ac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6add761e7e0455bb53b1c2edba1abef30c10a969c3d07bffcf2951e9f2736ac8", kill_on_drop: false }`
[INFO] [stdout] 6add761e7e0455bb53b1c2edba1abef30c10a969c3d07bffcf2951e9f2736ac8
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50f67446364c1194e2b7952061e9fa21b79f0ed1b5b1e9e560daf77723f6a308
[INFO] running `Command { std: "docker" "start" "-a" "50f67446364c1194e2b7952061e9fa21b79f0ed1b5b1e9e560daf77723f6a308", kill_on_drop: false }`
[INFO] [stderr]    Compiling pi_approximator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "50f67446364c1194e2b7952061e9fa21b79f0ed1b5b1e9e560daf77723f6a308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f67446364c1194e2b7952061e9fa21b79f0ed1b5b1e9e560daf77723f6a308", kill_on_drop: false }`
[INFO] [stdout] 50f67446364c1194e2b7952061e9fa21b79f0ed1b5b1e9e560daf77723f6a308
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e0f1c5db1efb2b7b61cdd8995987b6ed69acacd353a6932d1a65d4826cd8a69
[INFO] running `Command { std: "docker" "start" "-a" "1e0f1c5db1efb2b7b61cdd8995987b6ed69acacd353a6932d1a65d4826cd8a69", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pi_approximator-78719fef22127e31)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/main-5245747693518b3d)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/leibniz.rs (/opt/rustwide/target/debug/deps/leibniz-b346c0297bd3b9e1)
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test leibniz::returns_the_correct_big_rational_for_other_big_ints ... ok
[INFO] [stdout] test leibniz::returns_one_when_n_is_zero ... ok
[INFO] [stdout] test leibniz::can_use_uints ... ok
[INFO] [stdout] test leibniz::can_use_regular_ints ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-4c69bb35a6c0d25a)
[INFO] [stdout] test leibniz::leibniz::can_use_regular_ints ... ok
[INFO] [stderr]    Doc-tests pi_approximator
[INFO] [stdout] test leibniz::leibniz::can_use_uints ... ok
[INFO] [stdout] test leibniz::leibniz::returns_the_correct_big_rational_for_other_big_ints ... ok
[INFO] [stdout] test leibniz::leibniz::returns_one_when_n_is_zero ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[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" "1e0f1c5db1efb2b7b61cdd8995987b6ed69acacd353a6932d1a65d4826cd8a69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e0f1c5db1efb2b7b61cdd8995987b6ed69acacd353a6932d1a65d4826cd8a69", kill_on_drop: false }`
[INFO] [stdout] 1e0f1c5db1efb2b7b61cdd8995987b6ed69acacd353a6932d1a65d4826cd8a69