[INFO] fetching crate damm 0.1.0...
[INFO] testing damm-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate damm 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate damm 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a21888d9276f4da9e418221f229cc8e2e8b1adabaefc2c9977b57ffa932fd0b9
[INFO] running `Command { std: "docker" "start" "-a" "a21888d9276f4da9e418221f229cc8e2e8b1adabaefc2c9977b57ffa932fd0b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a21888d9276f4da9e418221f229cc8e2e8b1adabaefc2c9977b57ffa932fd0b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a21888d9276f4da9e418221f229cc8e2e8b1adabaefc2c9977b57ffa932fd0b9", kill_on_drop: false }`
[INFO] [stdout] a21888d9276f4da9e418221f229cc8e2e8b1adabaefc2c9977b57ffa932fd0b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 17dcfce3c845ae8976b87f7a5b19b6bfaf0059cd8277c49f1026bbcc77beae66
[INFO] running `Command { std: "docker" "start" "-a" "17dcfce3c845ae8976b87f7a5b19b6bfaf0059cd8277c49f1026bbcc77beae66", 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 1.10s
[INFO] running `Command { std: "docker" "inspect" "17dcfce3c845ae8976b87f7a5b19b6bfaf0059cd8277c49f1026bbcc77beae66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17dcfce3c845ae8976b87f7a5b19b6bfaf0059cd8277c49f1026bbcc77beae66", kill_on_drop: false }`
[INFO] [stdout] 17dcfce3c845ae8976b87f7a5b19b6bfaf0059cd8277c49f1026bbcc77beae66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c16a1fbf9172ccb601388106078ce7ae264df2ea13872c52e0a58d6451add0da
[INFO] running `Command { std: "docker" "start" "-a" "c16a1fbf9172ccb601388106078ce7ae264df2ea13872c52e0a58d6451add0da", kill_on_drop: false }`
[INFO] [stderr]    Compiling damm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "c16a1fbf9172ccb601388106078ce7ae264df2ea13872c52e0a58d6451add0da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c16a1fbf9172ccb601388106078ce7ae264df2ea13872c52e0a58d6451add0da", kill_on_drop: false }`
[INFO] [stdout] c16a1fbf9172ccb601388106078ce7ae264df2ea13872c52e0a58d6451add0da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c46a73d16fa7e24f0790321cfb8a27bd2165faa4a9ae96ff0e23e276fb5d2868
[INFO] running `Command { std: "docker" "start" "-a" "c46a73d16fa7e24f0790321cfb8a27bd2165faa4a9ae96ff0e23e276fb5d2868", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/damm-a9b581ecf1a41007
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::_572 ... ok
[INFO] [stdout] test tests::_92837462917 ... ok
[INFO] [stdout] test tests::_8293 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests damm
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - verify (line 53) ... ok
[INFO] [stdout] test src/lib.rs - id (line 68) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c46a73d16fa7e24f0790321cfb8a27bd2165faa4a9ae96ff0e23e276fb5d2868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c46a73d16fa7e24f0790321cfb8a27bd2165faa4a9ae96ff0e23e276fb5d2868", kill_on_drop: false }`
[INFO] [stdout] c46a73d16fa7e24f0790321cfb8a27bd2165faa4a9ae96ff0e23e276fb5d2868