[INFO] fetching crate fddf 1.7.0...
[INFO] testing fddf-1.7.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate fddf 1.7.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fddf 1.7.0 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 fddf 1.7.0
[INFO] finished tweaking crates.io crate fddf 1.7.0
[INFO] tweaked toml for crates.io crate fddf 1.7.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate fddf 1.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] 54a0e398d932357085a809fcda1763fdda607ec68e39534a30cdd98f4a0b4bf5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "54a0e398d932357085a809fcda1763fdda607ec68e39534a30cdd98f4a0b4bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54a0e398d932357085a809fcda1763fdda607ec68e39534a30cdd98f4a0b4bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54a0e398d932357085a809fcda1763fdda607ec68e39534a30cdd98f4a0b4bf5", kill_on_drop: false }`
[INFO] [stdout] 54a0e398d932357085a809fcda1763fdda607ec68e39534a30cdd98f4a0b4bf5
[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] e01e65ab48a0b1b97f6cdd6b2543550fa7ecce8ff4aa3d4d3bcda7c9187c470c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e01e65ab48a0b1b97f6cdd6b2543550fa7ecce8ff4aa3d4d3bcda7c9187c470c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling scopeguard v0.1.2
[INFO] [stderr]    Compiling variance v0.1.3
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling blake3 v0.3.1
[INFO] [stderr]    Compiling unbytify v0.2.0
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling scoped-pool v1.0.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling structopt-derive v0.4.6
[INFO] [stderr]    Compiling structopt v0.3.13
[INFO] [stderr]    Compiling fddf v1.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.99s
[INFO] running `Command { std: "docker" "inspect" "e01e65ab48a0b1b97f6cdd6b2543550fa7ecce8ff4aa3d4d3bcda7c9187c470c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e01e65ab48a0b1b97f6cdd6b2543550fa7ecce8ff4aa3d4d3bcda7c9187c470c", kill_on_drop: false }`
[INFO] [stdout] e01e65ab48a0b1b97f6cdd6b2543550fa7ecce8ff4aa3d4d3bcda7c9187c470c
[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] 2cc6a661e58bfb4f31745fbdd9343d7d54f9f5d89d5831e319cad2b10bcca13c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2cc6a661e58bfb4f31745fbdd9343d7d54f9f5d89d5831e319cad2b10bcca13c", kill_on_drop: false }`
[INFO] [stderr]    Compiling fddf v1.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "2cc6a661e58bfb4f31745fbdd9343d7d54f9f5d89d5831e319cad2b10bcca13c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cc6a661e58bfb4f31745fbdd9343d7d54f9f5d89d5831e319cad2b10bcca13c", kill_on_drop: false }`
[INFO] [stdout] 2cc6a661e58bfb4f31745fbdd9343d7d54f9f5d89d5831e319cad2b10bcca13c
[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] 3175d10c8f29c72b52ef28168f92c88b9ca0314b33720b1b385538b457199a7e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3175d10c8f29c72b52ef28168f92c88b9ca0314b33720b1b385538b457199a7e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fddf-c76fc182e84b8e70)
[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" "3175d10c8f29c72b52ef28168f92c88b9ca0314b33720b1b385538b457199a7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3175d10c8f29c72b52ef28168f92c88b9ca0314b33720b1b385538b457199a7e", kill_on_drop: false }`
[INFO] [stdout] 3175d10c8f29c72b52ef28168f92c88b9ca0314b33720b1b385538b457199a7e