[INFO] updating cached repository https://github.com/rightfold/comsynth
[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] 741b158949d7c5f120660af9c6488962b712ae50
[INFO] testing rightfold/comsynth 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%2Frightfold%2Fcomsynth" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rightfold/comsynth 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/rightfold/comsynth
[INFO] finished tweaking git repo https://github.com/rightfold/comsynth
[INFO] tweaked toml for git repo https://github.com/rightfold/comsynth written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rightfold/comsynth 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-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] 25e13f0fefbcdfde7f877e52c5f4ee74cc8c1ceaaaa424c0a395e97bdf2e46f1
[INFO] running `Command { std: "docker" "start" "-a" "25e13f0fefbcdfde7f877e52c5f4ee74cc8c1ceaaaa424c0a395e97bdf2e46f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25e13f0fefbcdfde7f877e52c5f4ee74cc8c1ceaaaa424c0a395e97bdf2e46f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25e13f0fefbcdfde7f877e52c5f4ee74cc8c1ceaaaa424c0a395e97bdf2e46f1", kill_on_drop: false }`
[INFO] [stdout] 25e13f0fefbcdfde7f877e52c5f4ee74cc8c1ceaaaa424c0a395e97bdf2e46f1
[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] 8c71bcd52378a8a704bbf0ba5026cdc7ae0bcbec19ae90067cddc0292315b9df
[INFO] running `Command { std: "docker" "start" "-a" "8c71bcd52378a8a704bbf0ba5026cdc7ae0bcbec19ae90067cddc0292315b9df", kill_on_drop: false }`
[INFO] [stderr]    Compiling comsynth v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "8c71bcd52378a8a704bbf0ba5026cdc7ae0bcbec19ae90067cddc0292315b9df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c71bcd52378a8a704bbf0ba5026cdc7ae0bcbec19ae90067cddc0292315b9df", kill_on_drop: false }`
[INFO] [stdout] 8c71bcd52378a8a704bbf0ba5026cdc7ae0bcbec19ae90067cddc0292315b9df
[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] b5407e1ed46ef7704c21489fa57219ea5c8b9aa2f19c59e6f84c540086eeaf04
[INFO] running `Command { std: "docker" "start" "-a" "b5407e1ed46ef7704c21489fa57219ea5c8b9aa2f19c59e6f84c540086eeaf04", kill_on_drop: false }`
[INFO] [stderr]    Compiling comsynth v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "b5407e1ed46ef7704c21489fa57219ea5c8b9aa2f19c59e6f84c540086eeaf04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5407e1ed46ef7704c21489fa57219ea5c8b9aa2f19c59e6f84c540086eeaf04", kill_on_drop: false }`
[INFO] [stdout] b5407e1ed46ef7704c21489fa57219ea5c8b9aa2f19c59e6f84c540086eeaf04
[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] 016f4956705a26e9b2af69154f0136f6efde68d134a86bced97e19ac3e8e94f3
[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" "016f4956705a26e9b2af69154f0136f6efde68d134a86bced97e19ac3e8e94f3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/comsynth-9e97cf2a3698e254
[INFO] [stderr]    Doc-tests comsynth
[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] [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" "016f4956705a26e9b2af69154f0136f6efde68d134a86bced97e19ac3e8e94f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "016f4956705a26e9b2af69154f0136f6efde68d134a86bced97e19ac3e8e94f3", kill_on_drop: false }`
[INFO] [stdout] 016f4956705a26e9b2af69154f0136f6efde68d134a86bced97e19ac3e8e94f3