[INFO] crate stringplus 0.1.0 is already in cache
[INFO] testing stringplus-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate stringplus 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate stringplus 0.1.0 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 stringplus 0.1.0
[INFO] finished tweaking crates.io crate stringplus 0.1.0
[INFO] tweaked toml for crates.io crate stringplus 0.1.0 written to /workspace/builds/worker-11/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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 3e536082fbfb66cc6e7a34d0c2d4d8564533e921917951c54c2568d75b5d16d3
[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" "3e536082fbfb66cc6e7a34d0c2d4d8564533e921917951c54c2568d75b5d16d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e536082fbfb66cc6e7a34d0c2d4d8564533e921917951c54c2568d75b5d16d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e536082fbfb66cc6e7a34d0c2d4d8564533e921917951c54c2568d75b5d16d3", kill_on_drop: false }`
[INFO] [stdout] 3e536082fbfb66cc6e7a34d0c2d4d8564533e921917951c54c2568d75b5d16d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 6e72cde537715fb9d422e209c8536b08d8a5bf0c10b1a5365f4a877cd0ef5522
[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" "6e72cde537715fb9d422e209c8536b08d8a5bf0c10b1a5365f4a877cd0ef5522", kill_on_drop: false }`
[INFO] [stderr]    Compiling stringplus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "6e72cde537715fb9d422e209c8536b08d8a5bf0c10b1a5365f4a877cd0ef5522", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e72cde537715fb9d422e209c8536b08d8a5bf0c10b1a5365f4a877cd0ef5522", kill_on_drop: false }`
[INFO] [stdout] 6e72cde537715fb9d422e209c8536b08d8a5bf0c10b1a5365f4a877cd0ef5522
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] ef8e2c7083efb5533d7d51af9a4508d57b2c9cab8dd5e6837a99f06c70bcbbcc
[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" "ef8e2c7083efb5533d7d51af9a4508d57b2c9cab8dd5e6837a99f06c70bcbbcc", kill_on_drop: false }`
[INFO] [stderr]    Compiling stringplus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "ef8e2c7083efb5533d7d51af9a4508d57b2c9cab8dd5e6837a99f06c70bcbbcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef8e2c7083efb5533d7d51af9a4508d57b2c9cab8dd5e6837a99f06c70bcbbcc", kill_on_drop: false }`
[INFO] [stdout] ef8e2c7083efb5533d7d51af9a4508d57b2c9cab8dd5e6837a99f06c70bcbbcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 4b1142d3c22d3c7a74d690d63ab02764a67171694a2ca99999d92895985bd36c
[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" "4b1142d3c22d3c7a74d690d63ab02764a67171694a2ca99999d92895985bd36c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stringplus-0449f4b3cd9d79fb
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::at ... ok
[INFO] [stdout] test tests::substring ... 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 stringplus
[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" "4b1142d3c22d3c7a74d690d63ab02764a67171694a2ca99999d92895985bd36c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b1142d3c22d3c7a74d690d63ab02764a67171694a2ca99999d92895985bd36c", kill_on_drop: false }`
[INFO] [stdout] 4b1142d3c22d3c7a74d690d63ab02764a67171694a2ca99999d92895985bd36c