[INFO] updating cached repository https://github.com/falconre/finch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1150c9eb747b7c7e77e01c20a641fd6757209f32
[INFO] testing falconre/finch against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffalconre%2Ffinch" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/falconre/finch 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 git repo https://github.com/falconre/finch
[INFO] finished tweaking git repo https://github.com/falconre/finch
[INFO] tweaked toml for git repo https://github.com/falconre/finch written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/falconre/finch already has a lockfile, it will not be regenerated
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c50e791cc0ee2ec018bf088fdcd38fec06c73a4b813f125c0d86468ec0496ad9
[INFO] running `Command { std: "docker" "start" "-a" "c50e791cc0ee2ec018bf088fdcd38fec06c73a4b813f125c0d86468ec0496ad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c50e791cc0ee2ec018bf088fdcd38fec06c73a4b813f125c0d86468ec0496ad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c50e791cc0ee2ec018bf088fdcd38fec06c73a4b813f125c0d86468ec0496ad9", kill_on_drop: false }`
[INFO] [stdout] c50e791cc0ee2ec018bf088fdcd38fec06c73a4b813f125c0d86468ec0496ad9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 32cd37a2e52cacc9155ee4ca172265b91870065fa5c5e7f247682d054863cdf4
[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" "32cd37a2e52cacc9155ee4ca172265b91870065fa5c5e7f247682d054863cdf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling base64 v0.12.0
[INFO] [stderr]    Compiling z3-sys v0.5.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling which v3.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling backtrace v0.3.41
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling scroll_derive v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling simplelog v0.7.4
[INFO] [stderr]    Compiling scroll v0.10.1
[INFO] [stderr]    Compiling goblin v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling rustyline v6.1.1
[INFO] [stderr]    Compiling falcon_capstone v0.4.0
[INFO] [stderr]    Compiling falcon v0.4.12
[INFO] [stderr]    Compiling falcon-z3 v0.4.12
[INFO] [stderr]    Compiling falcon-finch v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 16s
[INFO] running `Command { std: "docker" "inspect" "32cd37a2e52cacc9155ee4ca172265b91870065fa5c5e7f247682d054863cdf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32cd37a2e52cacc9155ee4ca172265b91870065fa5c5e7f247682d054863cdf4", kill_on_drop: false }`
[INFO] [stdout] 32cd37a2e52cacc9155ee4ca172265b91870065fa5c5e7f247682d054863cdf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] fd98599ff54b0b58c422b400cca7fa51f9763e8518231e0c235aef7f52364a32
[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" "fd98599ff54b0b58c422b400cca7fa51f9763e8518231e0c235aef7f52364a32", kill_on_drop: false }`
[INFO] [stderr]    Compiling falcon-finch v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.45s
[INFO] running `Command { std: "docker" "inspect" "fd98599ff54b0b58c422b400cca7fa51f9763e8518231e0c235aef7f52364a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd98599ff54b0b58c422b400cca7fa51f9763e8518231e0c235aef7f52364a32", kill_on_drop: false }`
[INFO] [stdout] fd98599ff54b0b58c422b400cca7fa51f9763e8518231e0c235aef7f52364a32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c72106c56f8727512206452dbd1c25488a21b5edfe9543a74141bb591a6721e
[INFO] running `Command { std: "docker" "start" "-a" "1c72106c56f8727512206452dbd1c25488a21b5edfe9543a74141bb591a6721e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/finch-861216c0fa04f0d9
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test executor::hash_expression::test ... ok
[INFO] [stdout] test platform::linux::filesystem::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/finch_bin-3c389e0a480b603e
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests finch
[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] [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" "1c72106c56f8727512206452dbd1c25488a21b5edfe9543a74141bb591a6721e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c72106c56f8727512206452dbd1c25488a21b5edfe9543a74141bb591a6721e", kill_on_drop: false }`
[INFO] [stdout] 1c72106c56f8727512206452dbd1c25488a21b5edfe9543a74141bb591a6721e