[INFO] cloning repository https://github.com/C-gotoh/piecalc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/C-gotoh/piecalc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FC-gotoh%2Fpiecalc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FC-gotoh%2Fpiecalc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da252c1e6c69227989bb52ef5cc6c40f9a422199
[INFO] testing C-gotoh/piecalc against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FC-gotoh%2Fpiecalc" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/C-gotoh/piecalc on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/C-gotoh/piecalc
[INFO] finished tweaking git repo https://github.com/C-gotoh/piecalc
[INFO] tweaked toml for git repo https://github.com/C-gotoh/piecalc written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/C-gotoh/piecalc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] ce4b2f068ddf75381f636b4c7076f3de687b6fe41cb322c0014f84015230b0d2
[INFO] running `Command { std: "docker" "start" "-a" "ce4b2f068ddf75381f636b4c7076f3de687b6fe41cb322c0014f84015230b0d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce4b2f068ddf75381f636b4c7076f3de687b6fe41cb322c0014f84015230b0d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce4b2f068ddf75381f636b4c7076f3de687b6fe41cb322c0014f84015230b0d2", kill_on_drop: false }`
[INFO] [stdout] ce4b2f068ddf75381f636b4c7076f3de687b6fe41cb322c0014f84015230b0d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6705e8c857b6c7f228c947e30ae1a800d6806ef07dde3ad30b52c59f121cf0a
[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" "c6705e8c857b6c7f228c947e30ae1a800d6806ef07dde3ad30b52c59f121cf0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling piecalc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "c6705e8c857b6c7f228c947e30ae1a800d6806ef07dde3ad30b52c59f121cf0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6705e8c857b6c7f228c947e30ae1a800d6806ef07dde3ad30b52c59f121cf0a", kill_on_drop: false }`
[INFO] [stdout] c6705e8c857b6c7f228c947e30ae1a800d6806ef07dde3ad30b52c59f121cf0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] bdfc21e9cdc66bb660695816fb28a2b90f7aa9299b815d6c8fd7cf0856ae63dd
[INFO] running `Command { std: "docker" "start" "-a" "bdfc21e9cdc66bb660695816fb28a2b90f7aa9299b815d6c8fd7cf0856ae63dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling piecalc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "bdfc21e9cdc66bb660695816fb28a2b90f7aa9299b815d6c8fd7cf0856ae63dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdfc21e9cdc66bb660695816fb28a2b90f7aa9299b815d6c8fd7cf0856ae63dd", kill_on_drop: false }`
[INFO] [stdout] bdfc21e9cdc66bb660695816fb28a2b90f7aa9299b815d6c8fd7cf0856ae63dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0e33d0dc4b9ba435c303d29e2a833446c8c2da37abf4258f1668cbe5eafa381c
[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" "0e33d0dc4b9ba435c303d29e2a833446c8c2da37abf4258f1668cbe5eafa381c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leibniz_series-1a8c82597efc1b50
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nilakantha_series-04b298f79a7776a0
[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" "0e33d0dc4b9ba435c303d29e2a833446c8c2da37abf4258f1668cbe5eafa381c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e33d0dc4b9ba435c303d29e2a833446c8c2da37abf4258f1668cbe5eafa381c", kill_on_drop: false }`
[INFO] [stdout] 0e33d0dc4b9ba435c303d29e2a833446c8c2da37abf4258f1668cbe5eafa381c