[INFO] fetching crate damm 0.1.0...
[INFO] testing damm-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate damm 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate damm 0.1.0 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 damm 0.1.0
[INFO] finished tweaking crates.io crate damm 0.1.0
[INFO] tweaked toml for crates.io crate damm 0.1.0 written to /workspace/builds/worker-2/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 digits_iterator v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 1f0e400f79c1f9dd83209e46dcaf6e791fb61027bbf1f67f697dfbbe7cb26cb2
[INFO] running `Command { std: "docker" "start" "-a" "1f0e400f79c1f9dd83209e46dcaf6e791fb61027bbf1f67f697dfbbe7cb26cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f0e400f79c1f9dd83209e46dcaf6e791fb61027bbf1f67f697dfbbe7cb26cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f0e400f79c1f9dd83209e46dcaf6e791fb61027bbf1f67f697dfbbe7cb26cb2", kill_on_drop: false }`
[INFO] [stdout] 1f0e400f79c1f9dd83209e46dcaf6e791fb61027bbf1f67f697dfbbe7cb26cb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 83534d5c33faf1c9f539064bc1b5b8d2d41e1046a8a14c861a70c52aa0be0d06
[INFO] running `Command { std: "docker" "start" "-a" "83534d5c33faf1c9f539064bc1b5b8d2d41e1046a8a14c861a70c52aa0be0d06", kill_on_drop: false }`
[INFO] [stderr]    Compiling digits_iterator v0.1.0
[INFO] [stderr]    Compiling damm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "83534d5c33faf1c9f539064bc1b5b8d2d41e1046a8a14c861a70c52aa0be0d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83534d5c33faf1c9f539064bc1b5b8d2d41e1046a8a14c861a70c52aa0be0d06", kill_on_drop: false }`
[INFO] [stdout] 83534d5c33faf1c9f539064bc1b5b8d2d41e1046a8a14c861a70c52aa0be0d06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4e105717658559abdd786c38e62f41f8777d25cefc9068453f0d81927152cb8b
[INFO] running `Command { std: "docker" "start" "-a" "4e105717658559abdd786c38e62f41f8777d25cefc9068453f0d81927152cb8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling damm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "4e105717658559abdd786c38e62f41f8777d25cefc9068453f0d81927152cb8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e105717658559abdd786c38e62f41f8777d25cefc9068453f0d81927152cb8b", kill_on_drop: false }`
[INFO] [stdout] 4e105717658559abdd786c38e62f41f8777d25cefc9068453f0d81927152cb8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 700ca1d893d3fa252724d2a3423b3e84b9a01aa6de326b2bba3f13b03e5f39e9
[INFO] running `Command { std: "docker" "start" "-a" "700ca1d893d3fa252724d2a3423b3e84b9a01aa6de326b2bba3f13b03e5f39e9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/damm-6a954b6fe996319c)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::_8293 ... ok
[INFO] [stdout] test tests::_92837462917 ... ok
[INFO] [stdout] test tests::_572 ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests damm
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - id (line 68) ... ok
[INFO] [stdout] test src/lib.rs - verify (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "700ca1d893d3fa252724d2a3423b3e84b9a01aa6de326b2bba3f13b03e5f39e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "700ca1d893d3fa252724d2a3423b3e84b9a01aa6de326b2bba3f13b03e5f39e9", kill_on_drop: false }`
[INFO] [stdout] 700ca1d893d3fa252724d2a3423b3e84b9a01aa6de326b2bba3f13b03e5f39e9