[INFO] crate bolero-afl 0.5.0 is already in cache
[INFO] testing bolero-afl-0.5.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate bolero-afl 0.5.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate bolero-afl 0.5.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bolero-afl 0.5.0
[INFO] finished tweaking crates.io crate bolero-afl 0.5.0
[INFO] tweaked toml for crates.io crate bolero-afl 0.5.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 433be6f9dece1bbd4e4da81e1eb20de0129059a1cc3a88b40496cefb5a2f529f
[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" "433be6f9dece1bbd4e4da81e1eb20de0129059a1cc3a88b40496cefb5a2f529f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "433be6f9dece1bbd4e4da81e1eb20de0129059a1cc3a88b40496cefb5a2f529f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "433be6f9dece1bbd4e4da81e1eb20de0129059a1cc3a88b40496cefb5a2f529f", kill_on_drop: false }`
[INFO] [stdout] 433be6f9dece1bbd4e4da81e1eb20de0129059a1cc3a88b40496cefb5a2f529f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39573751c1685b2768e5f882b1a9150c3d69881db80d0a18262d134ca93671c2
[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" "39573751c1685b2768e5f882b1a9150c3d69881db80d0a18262d134ca93671c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling pretty-hex v0.1.1
[INFO] [stderr]    Compiling bolero-afl v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling bolero-generator-derive v0.5.2
[INFO] [stderr]    Compiling bolero-generator v0.5.2
[INFO] [stderr]    Compiling bolero-engine v0.5.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.99s
[INFO] running `Command { std: "docker" "inspect" "39573751c1685b2768e5f882b1a9150c3d69881db80d0a18262d134ca93671c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39573751c1685b2768e5f882b1a9150c3d69881db80d0a18262d134ca93671c2", kill_on_drop: false }`
[INFO] [stdout] 39573751c1685b2768e5f882b1a9150c3d69881db80d0a18262d134ca93671c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ef7b8a73dd4fe1b55fdaf16498887e7fdf7764d8a7c131d535568b4bad2cd0e
[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" "6ef7b8a73dd4fe1b55fdaf16498887e7fdf7764d8a7c131d535568b4bad2cd0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling bolero-afl v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "6ef7b8a73dd4fe1b55fdaf16498887e7fdf7764d8a7c131d535568b4bad2cd0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ef7b8a73dd4fe1b55fdaf16498887e7fdf7764d8a7c131d535568b4bad2cd0e", kill_on_drop: false }`
[INFO] [stdout] 6ef7b8a73dd4fe1b55fdaf16498887e7fdf7764d8a7c131d535568b4bad2cd0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 49d8d8e6b41baabaa07de3b33d24b45b613b43dc05fe3656a145d7b12ab100dc
[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" "49d8d8e6b41baabaa07de3b33d24b45b613b43dc05fe3656a145d7b12ab100dc", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bolero_afl-320800911c8e36b2
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bolero-afl
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "49d8d8e6b41baabaa07de3b33d24b45b613b43dc05fe3656a145d7b12ab100dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d8d8e6b41baabaa07de3b33d24b45b613b43dc05fe3656a145d7b12ab100dc", kill_on_drop: false }`
[INFO] [stdout] 49d8d8e6b41baabaa07de3b33d24b45b613b43dc05fe3656a145d7b12ab100dc