[INFO] fetching crate smoke 0.2.1...
[INFO] testing smoke-0.2.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate smoke 0.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate smoke 0.2.1 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 smoke 0.2.1
[INFO] finished tweaking crates.io crate smoke 0.2.1
[INFO] tweaked toml for crates.io crate smoke 0.2.1 written to /workspace/builds/worker-9/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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 192ec6bcd40fa36abeaca558f5a52621ad2091183bfd50a0bdd0a1b8cc58b304
[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" "192ec6bcd40fa36abeaca558f5a52621ad2091183bfd50a0bdd0a1b8cc58b304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "192ec6bcd40fa36abeaca558f5a52621ad2091183bfd50a0bdd0a1b8cc58b304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "192ec6bcd40fa36abeaca558f5a52621ad2091183bfd50a0bdd0a1b8cc58b304", kill_on_drop: false }`
[INFO] [stdout] 192ec6bcd40fa36abeaca558f5a52621ad2091183bfd50a0bdd0a1b8cc58b304
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 5b938eef015444ba555c6fbe6c4db78c37bf75d52d3ee6f45fa5b12c1f42f146
[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" "5b938eef015444ba555c6fbe6c4db78c37bf75d52d3ee6f45fa5b12c1f42f146", kill_on_drop: false }`
[INFO] [stderr]    Compiling smoke v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "5b938eef015444ba555c6fbe6c4db78c37bf75d52d3ee6f45fa5b12c1f42f146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b938eef015444ba555c6fbe6c4db78c37bf75d52d3ee6f45fa5b12c1f42f146", kill_on_drop: false }`
[INFO] [stdout] 5b938eef015444ba555c6fbe6c4db78c37bf75d52d3ee6f45fa5b12c1f42f146
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 697c5a0b3d5cd4df7fe3fd49eb5087403cb70087dfed83ce09f14a0c5b671761
[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" "697c5a0b3d5cd4df7fe3fd49eb5087403cb70087dfed83ce09f14a0c5b671761", kill_on_drop: false }`
[INFO] [stderr]    Compiling smoke v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "697c5a0b3d5cd4df7fe3fd49eb5087403cb70087dfed83ce09f14a0c5b671761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "697c5a0b3d5cd4df7fe3fd49eb5087403cb70087dfed83ce09f14a0c5b671761", kill_on_drop: false }`
[INFO] [stdout] 697c5a0b3d5cd4df7fe3fd49eb5087403cb70087dfed83ce09f14a0c5b671761
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] b12a8ea94ab1137651de090008ef5ed7ae39cc8859557cff26961afe68915761
[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" "b12a8ea94ab1137651de090008ef5ed7ae39cc8859557cff26961afe68915761", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/smoke-fb513f713c5bf5dc
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests smoke
[INFO] [stdout] running 2 tests
[INFO] [stdout] test rand::tests::string_seed_parse ... ok
[INFO] [stdout] test rand::tests::string_seed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/generator.rs - generator::Generator::map (line 26) ... ok
[INFO] [stdout] test src/run.rs - run::forall (line 68) ... ok
[INFO] [stdout] test src/generator.rs - generator::Generator::and (line 70) ... ok
[INFO] [stdout] test src/generator.rs - generator::Generator::such_that (line 50) ... ok
[INFO] [stdout] test src/run.rs - run::run (line 164) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b12a8ea94ab1137651de090008ef5ed7ae39cc8859557cff26961afe68915761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b12a8ea94ab1137651de090008ef5ed7ae39cc8859557cff26961afe68915761", kill_on_drop: false }`
[INFO] [stdout] b12a8ea94ab1137651de090008ef5ed7ae39cc8859557cff26961afe68915761