[INFO] fetching crate a1 0.1.1...
[INFO] testing a1-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate a1 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate a1 0.1.1 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 crates.io crate a1 0.1.1
[INFO] finished tweaking crates.io crate a1 0.1.1
[INFO] tweaked toml for crates.io crate a1 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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" "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] [stdout] f97159082dd552fd62a988ef4360e5c1eae961b5e768aa3d59c87e120c86a251
[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" "f97159082dd552fd62a988ef4360e5c1eae961b5e768aa3d59c87e120c86a251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f97159082dd552fd62a988ef4360e5c1eae961b5e768aa3d59c87e120c86a251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f97159082dd552fd62a988ef4360e5c1eae961b5e768aa3d59c87e120c86a251", kill_on_drop: false }`
[INFO] [stdout] f97159082dd552fd62a988ef4360e5c1eae961b5e768aa3d59c87e120c86a251
[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" "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] 2402d655ea6b4c086ca81dfbaab3738a1dc92c4d24136a9e626b20995d734a1f
[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" "2402d655ea6b4c086ca81dfbaab3738a1dc92c4d24136a9e626b20995d734a1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling a1 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "2402d655ea6b4c086ca81dfbaab3738a1dc92c4d24136a9e626b20995d734a1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2402d655ea6b4c086ca81dfbaab3738a1dc92c4d24136a9e626b20995d734a1f", kill_on_drop: false }`
[INFO] [stdout] 2402d655ea6b4c086ca81dfbaab3738a1dc92c4d24136a9e626b20995d734a1f
[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" "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] 0c8ccd1b3ea75e2c67bf79c1c4d0680d4915e1ca8db6636d9282c7a609d258e1
[INFO] running `Command { std: "docker" "start" "-a" "0c8ccd1b3ea75e2c67bf79c1c4d0680d4915e1ca8db6636d9282c7a609d258e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling a1 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "0c8ccd1b3ea75e2c67bf79c1c4d0680d4915e1ca8db6636d9282c7a609d258e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c8ccd1b3ea75e2c67bf79c1c4d0680d4915e1ca8db6636d9282c7a609d258e1", kill_on_drop: false }`
[INFO] [stdout] 0c8ccd1b3ea75e2c67bf79c1c4d0680d4915e1ca8db6636d9282c7a609d258e1
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e455f7511c998074efe7c5fd40e580ceee9f8b7b9a87ecfba235ac8f1db6e047
[INFO] running `Command { std: "docker" "start" "-a" "e455f7511c998074efe7c5fd40e580ceee9f8b7b9a87ecfba235ac8f1db6e047", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/a1-16bec32fb040787a
[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" "e455f7511c998074efe7c5fd40e580ceee9f8b7b9a87ecfba235ac8f1db6e047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e455f7511c998074efe7c5fd40e580ceee9f8b7b9a87ecfba235ac8f1db6e047", kill_on_drop: false }`
[INFO] [stdout] e455f7511c998074efe7c5fd40e580ceee9f8b7b9a87ecfba235ac8f1db6e047