[INFO] fetching crate arithmancy 0.0.1...
[INFO] testing arithmancy-0.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate arithmancy 0.0.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate arithmancy 0.0.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arithmancy 0.0.1
[INFO] finished tweaking crates.io crate arithmancy 0.0.1
[INFO] tweaked toml for crates.io crate arithmancy 0.0.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo-tinyrick v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b60504f16dde65d449cb528d12bcbf1ffeb14ef7cd4bb5a59923582eacbe730a
[INFO] running `Command { std: "docker" "start" "-a" "b60504f16dde65d449cb528d12bcbf1ffeb14ef7cd4bb5a59923582eacbe730a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b60504f16dde65d449cb528d12bcbf1ffeb14ef7cd4bb5a59923582eacbe730a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b60504f16dde65d449cb528d12bcbf1ffeb14ef7cd4bb5a59923582eacbe730a", kill_on_drop: false }`
[INFO] [stdout] b60504f16dde65d449cb528d12bcbf1ffeb14ef7cd4bb5a59923582eacbe730a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b94a8ddb70c754c99be629a51fc3797105a44c5375502a585ec65ea3f7cb5289
[INFO] running `Command { std: "docker" "start" "-a" "b94a8ddb70c754c99be629a51fc3797105a44c5375502a585ec65ea3f7cb5289", kill_on_drop: false }`
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling arithmancy v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.65s
[INFO] running `Command { std: "docker" "inspect" "b94a8ddb70c754c99be629a51fc3797105a44c5375502a585ec65ea3f7cb5289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b94a8ddb70c754c99be629a51fc3797105a44c5375502a585ec65ea3f7cb5289", kill_on_drop: false }`
[INFO] [stdout] b94a8ddb70c754c99be629a51fc3797105a44c5375502a585ec65ea3f7cb5289
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5198a9512394132bb9fc5c60e760287fa0a5ed78d246afcfbef3b44cb37b21a0
[INFO] running `Command { std: "docker" "start" "-a" "5198a9512394132bb9fc5c60e760287fa0a5ed78d246afcfbef3b44cb37b21a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling arithmancy v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "5198a9512394132bb9fc5c60e760287fa0a5ed78d246afcfbef3b44cb37b21a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5198a9512394132bb9fc5c60e760287fa0a5ed78d246afcfbef3b44cb37b21a0", kill_on_drop: false }`
[INFO] [stdout] 5198a9512394132bb9fc5c60e760287fa0a5ed78d246afcfbef3b44cb37b21a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 593d708532d591542889f99cd591da08888c2aaf6ffdd3057430a303f5c8eca4
[INFO] running `Command { std: "docker" "start" "-a" "593d708532d591542889f99cd591da08888c2aaf6ffdd3057430a303f5c8eca4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arithmancy-12c7c77c68a56acc)
[INFO] [stdout] running 1 test
[INFO] [stdout] test smoketest ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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/add_two-8e489a127a7a50e5)
[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] [stderr]    Doc-tests arithmancy
[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" "593d708532d591542889f99cd591da08888c2aaf6ffdd3057430a303f5c8eca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "593d708532d591542889f99cd591da08888c2aaf6ffdd3057430a303f5c8eca4", kill_on_drop: false }`
[INFO] [stdout] 593d708532d591542889f99cd591da08888c2aaf6ffdd3057430a303f5c8eca4