[INFO] fetching crate uchr 0.0.2...
[INFO] testing uchr-0.0.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate uchr 0.0.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate uchr 0.0.2 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 uchr 0.0.2
[INFO] finished tweaking crates.io crate uchr 0.0.2
[INFO] tweaked toml for crates.io crate uchr 0.0.2 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 7c3b16356b4d62d4f74eac2a0b5ae7530e1faf9843cdbeb830930704704b25d0
[INFO] running `Command { std: "docker" "start" "-a" "7c3b16356b4d62d4f74eac2a0b5ae7530e1faf9843cdbeb830930704704b25d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c3b16356b4d62d4f74eac2a0b5ae7530e1faf9843cdbeb830930704704b25d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c3b16356b4d62d4f74eac2a0b5ae7530e1faf9843cdbeb830930704704b25d0", kill_on_drop: false }`
[INFO] [stdout] 7c3b16356b4d62d4f74eac2a0b5ae7530e1faf9843cdbeb830930704704b25d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 92370724170df849b95fd6401ccf34ecb67b8869582d261ff45c1efdf1e1d62d
[INFO] running `Command { std: "docker" "start" "-a" "92370724170df849b95fd6401ccf34ecb67b8869582d261ff45c1efdf1e1d62d", kill_on_drop: false }`
[INFO] [stderr]    Compiling uchr v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "92370724170df849b95fd6401ccf34ecb67b8869582d261ff45c1efdf1e1d62d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92370724170df849b95fd6401ccf34ecb67b8869582d261ff45c1efdf1e1d62d", kill_on_drop: false }`
[INFO] [stdout] 92370724170df849b95fd6401ccf34ecb67b8869582d261ff45c1efdf1e1d62d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 912a0d8e55b965b6d2b83f390aed746a16d5b8672f82728be00f8a4332d53c11
[INFO] running `Command { std: "docker" "start" "-a" "912a0d8e55b965b6d2b83f390aed746a16d5b8672f82728be00f8a4332d53c11", kill_on_drop: false }`
[INFO] [stderr]    Compiling uchr v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "912a0d8e55b965b6d2b83f390aed746a16d5b8672f82728be00f8a4332d53c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "912a0d8e55b965b6d2b83f390aed746a16d5b8672f82728be00f8a4332d53c11", kill_on_drop: false }`
[INFO] [stdout] 912a0d8e55b965b6d2b83f390aed746a16d5b8672f82728be00f8a4332d53c11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 09a1b4edf4334bc0efe727b352cf12f5012e18ae17bab2ccead6bc2d788597f6
[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" "09a1b4edf4334bc0efe727b352cf12f5012e18ae17bab2ccead6bc2d788597f6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/uchr-e07c2d707899a453
[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" "09a1b4edf4334bc0efe727b352cf12f5012e18ae17bab2ccead6bc2d788597f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09a1b4edf4334bc0efe727b352cf12f5012e18ae17bab2ccead6bc2d788597f6", kill_on_drop: false }`
[INFO] [stdout] 09a1b4edf4334bc0efe727b352cf12f5012e18ae17bab2ccead6bc2d788597f6