[INFO] fetching crate stepper 0.1.0...
[INFO] testing stepper-0.1.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate stepper 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate stepper 0.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stepper 0.1.0
[INFO] finished tweaking crates.io crate stepper 0.1.0
[INFO] tweaked toml for crates.io crate stepper 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 889ccbdec407be7995d8042e6d13f1af20f6d422772d296d95ca04f42430d719
[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" "889ccbdec407be7995d8042e6d13f1af20f6d422772d296d95ca04f42430d719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "889ccbdec407be7995d8042e6d13f1af20f6d422772d296d95ca04f42430d719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "889ccbdec407be7995d8042e6d13f1af20f6d422772d296d95ca04f42430d719", kill_on_drop: false }`
[INFO] [stdout] 889ccbdec407be7995d8042e6d13f1af20f6d422772d296d95ca04f42430d719
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2634457e630b4dfed561d00bd0b2e73d7962d3c817c586f43a93c7a953f9d20
[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" "c2634457e630b4dfed561d00bd0b2e73d7962d3c817c586f43a93c7a953f9d20", kill_on_drop: false }`
[INFO] [stderr]    Compiling stepper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "c2634457e630b4dfed561d00bd0b2e73d7962d3c817c586f43a93c7a953f9d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2634457e630b4dfed561d00bd0b2e73d7962d3c817c586f43a93c7a953f9d20", kill_on_drop: false }`
[INFO] [stdout] c2634457e630b4dfed561d00bd0b2e73d7962d3c817c586f43a93c7a953f9d20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4b3d73656fa278fb35e827f067c0e3e7371e00390bcad7db1a5cef3a7f7bece
[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" "e4b3d73656fa278fb35e827f067c0e3e7371e00390bcad7db1a5cef3a7f7bece", kill_on_drop: false }`
[INFO] [stderr]    Compiling stepper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "e4b3d73656fa278fb35e827f067c0e3e7371e00390bcad7db1a5cef3a7f7bece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4b3d73656fa278fb35e827f067c0e3e7371e00390bcad7db1a5cef3a7f7bece", kill_on_drop: false }`
[INFO] [stdout] e4b3d73656fa278fb35e827f067c0e3e7371e00390bcad7db1a5cef3a7f7bece
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] 59948e089a46866bed9db380d27061184a311ee9c0dcd2d8ebdd4aea338b6292
[INFO] running `Command { std: "docker" "start" "-a" "59948e089a46866bed9db380d27061184a311ee9c0dcd2d8ebdd4aea338b6292", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stepper-fcae28d043fd64b8
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::step_down2 ... ok
[INFO] [stdout] test test::step_down1 ... ok
[INFO] [stdout] test test::step_down3 ... ok
[INFO] [stdout] test test::step_up1 ... ok
[INFO] [stdout] test test::step_up2 ... ok
[INFO] [stdout] test test::step_up3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stepper
[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" "59948e089a46866bed9db380d27061184a311ee9c0dcd2d8ebdd4aea338b6292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59948e089a46866bed9db380d27061184a311ee9c0dcd2d8ebdd4aea338b6292", kill_on_drop: false }`
[INFO] [stdout] 59948e089a46866bed9db380d27061184a311ee9c0dcd2d8ebdd4aea338b6292
