[INFO] fetching crate dune-verify 0.0.0...
[INFO] testing dune-verify-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate dune-verify 0.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate dune-verify 0.0.0 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 dune-verify 0.0.0
[INFO] finished tweaking crates.io crate dune-verify 0.0.0
[INFO] tweaked toml for crates.io crate dune-verify 0.0.0 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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2ebc082c0725517ee4f90f2275d3ec625f57a7f89cd60f3acae095c255c710bb
[INFO] running `Command { std: "docker" "start" "-a" "2ebc082c0725517ee4f90f2275d3ec625f57a7f89cd60f3acae095c255c710bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ebc082c0725517ee4f90f2275d3ec625f57a7f89cd60f3acae095c255c710bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ebc082c0725517ee4f90f2275d3ec625f57a7f89cd60f3acae095c255c710bb", kill_on_drop: false }`
[INFO] [stdout] 2ebc082c0725517ee4f90f2275d3ec625f57a7f89cd60f3acae095c255c710bb
[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] 14596f45be6921073c2c994e2c6363ade9e075de1d6a1acd774c23abd2ed3801
[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" "14596f45be6921073c2c994e2c6363ade9e075de1d6a1acd774c23abd2ed3801", kill_on_drop: false }`
[INFO] [stderr]    Compiling dune-verify v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "14596f45be6921073c2c994e2c6363ade9e075de1d6a1acd774c23abd2ed3801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14596f45be6921073c2c994e2c6363ade9e075de1d6a1acd774c23abd2ed3801", kill_on_drop: false }`
[INFO] [stdout] 14596f45be6921073c2c994e2c6363ade9e075de1d6a1acd774c23abd2ed3801
[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] [stdout] bbd4396a8969f2318aeb3ac4837be556648e7c816cfe1bcbdaa7a2f4e1ed59c5
[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" "bbd4396a8969f2318aeb3ac4837be556648e7c816cfe1bcbdaa7a2f4e1ed59c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling dune-verify v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "bbd4396a8969f2318aeb3ac4837be556648e7c816cfe1bcbdaa7a2f4e1ed59c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbd4396a8969f2318aeb3ac4837be556648e7c816cfe1bcbdaa7a2f4e1ed59c5", kill_on_drop: false }`
[INFO] [stdout] bbd4396a8969f2318aeb3ac4837be556648e7c816cfe1bcbdaa7a2f4e1ed59c5
[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] bcd7a1fe0734ab8b89e2e9b08820be33919260307faccfa20f5c8a59861933ef
[INFO] running `Command { std: "docker" "start" "-a" "bcd7a1fe0734ab8b89e2e9b08820be33919260307faccfa20f5c8a59861933ef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dune_verify-89ca8aa8380dc567
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dune-verify
[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" "bcd7a1fe0734ab8b89e2e9b08820be33919260307faccfa20f5c8a59861933ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcd7a1fe0734ab8b89e2e9b08820be33919260307faccfa20f5c8a59861933ef", kill_on_drop: false }`
[INFO] [stdout] bcd7a1fe0734ab8b89e2e9b08820be33919260307faccfa20f5c8a59861933ef