[INFO] fetching crate mrogalski-looper 1.0.3...
[INFO] testing mrogalski-looper-1.0.3 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate mrogalski-looper 1.0.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mrogalski-looper 1.0.3 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 mrogalski-looper 1.0.3
[INFO] finished tweaking crates.io crate mrogalski-looper 1.0.3
[INFO] tweaked toml for crates.io crate mrogalski-looper 1.0.3 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] adb691773438ce606d65c1efb350355934391afb5b5bdf0f654a10d410f63e51
[INFO] running `Command { std: "docker" "start" "-a" "adb691773438ce606d65c1efb350355934391afb5b5bdf0f654a10d410f63e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adb691773438ce606d65c1efb350355934391afb5b5bdf0f654a10d410f63e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adb691773438ce606d65c1efb350355934391afb5b5bdf0f654a10d410f63e51", kill_on_drop: false }`
[INFO] [stdout] adb691773438ce606d65c1efb350355934391afb5b5bdf0f654a10d410f63e51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 86853456c9701a9b93c5abc550fd895427585e6edf8575d32367c290a06bec2f
[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" "86853456c9701a9b93c5abc550fd895427585e6edf8575d32367c290a06bec2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling mrogalski-looper v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "86853456c9701a9b93c5abc550fd895427585e6edf8575d32367c290a06bec2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86853456c9701a9b93c5abc550fd895427585e6edf8575d32367c290a06bec2f", kill_on_drop: false }`
[INFO] [stdout] 86853456c9701a9b93c5abc550fd895427585e6edf8575d32367c290a06bec2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] cae9910635549e3b78ad17f938bd7a5eb13387e14a3b89642078e59f9b385c4b
[INFO] running `Command { std: "docker" "start" "-a" "cae9910635549e3b78ad17f938bd7a5eb13387e14a3b89642078e59f9b385c4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling mrogalski-looper v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "cae9910635549e3b78ad17f938bd7a5eb13387e14a3b89642078e59f9b385c4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cae9910635549e3b78ad17f938bd7a5eb13387e14a3b89642078e59f9b385c4b", kill_on_drop: false }`
[INFO] [stdout] cae9910635549e3b78ad17f938bd7a5eb13387e14a3b89642078e59f9b385c4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] b0a313e30dfd8c8561b0ff40f86c0dba8f1891da30a685931828cf9a09cdec5b
[INFO] running `Command { std: "docker" "start" "-a" "b0a313e30dfd8c8561b0ff40f86c0dba8f1891da30a685931828cf9a09cdec5b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mrogalski_looper-4ba9d15b7ba051a0
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::run_empty ... ok
[INFO] [stdout] test tests::run_with_data ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mrogalski-looper
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b0a313e30dfd8c8561b0ff40f86c0dba8f1891da30a685931828cf9a09cdec5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0a313e30dfd8c8561b0ff40f86c0dba8f1891da30a685931828cf9a09cdec5b", kill_on_drop: false }`
[INFO] [stdout] b0a313e30dfd8c8561b0ff40f86c0dba8f1891da30a685931828cf9a09cdec5b