[INFO] fetching crate navel 0.0.0...
[INFO] testing navel-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate navel 0.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate navel 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 navel 0.0.0
[INFO] finished tweaking crates.io crate navel 0.0.0
[INFO] tweaked toml for crates.io crate navel 0.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate navel 0.0.0 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16c2372ba4b6285a5c2c20fb521e592f30580838b1dc0e060c5b4b32a5f87596
[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" "16c2372ba4b6285a5c2c20fb521e592f30580838b1dc0e060c5b4b32a5f87596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16c2372ba4b6285a5c2c20fb521e592f30580838b1dc0e060c5b4b32a5f87596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c2372ba4b6285a5c2c20fb521e592f30580838b1dc0e060c5b4b32a5f87596", kill_on_drop: false }`
[INFO] [stdout] 16c2372ba4b6285a5c2c20fb521e592f30580838b1dc0e060c5b4b32a5f87596
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 9cc147de5cf5320b3874b45c4ea1b7e4f7bd842122b4e6b36d9f93b7258c38f3
[INFO] running `Command { std: "docker" "start" "-a" "9cc147de5cf5320b3874b45c4ea1b7e4f7bd842122b4e6b36d9f93b7258c38f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling navel v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "9cc147de5cf5320b3874b45c4ea1b7e4f7bd842122b4e6b36d9f93b7258c38f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc147de5cf5320b3874b45c4ea1b7e4f7bd842122b4e6b36d9f93b7258c38f3", kill_on_drop: false }`
[INFO] [stdout] 9cc147de5cf5320b3874b45c4ea1b7e4f7bd842122b4e6b36d9f93b7258c38f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] f7b3a6e1547505dc37f41608789dcd09adc2e4250ead19ea783b1c7cc0befff9
[INFO] running `Command { std: "docker" "start" "-a" "f7b3a6e1547505dc37f41608789dcd09adc2e4250ead19ea783b1c7cc0befff9", kill_on_drop: false }`
[INFO] [stderr]    Compiling navel v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "f7b3a6e1547505dc37f41608789dcd09adc2e4250ead19ea783b1c7cc0befff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7b3a6e1547505dc37f41608789dcd09adc2e4250ead19ea783b1c7cc0befff9", kill_on_drop: false }`
[INFO] [stdout] f7b3a6e1547505dc37f41608789dcd09adc2e4250ead19ea783b1c7cc0befff9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 70fc241271fdea3e74e77b66b8d68b8f06bd13bcb87f4518fc6cbc1a5e26e340
[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" "70fc241271fdea3e74e77b66b8d68b8f06bd13bcb87f4518fc6cbc1a5e26e340", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/navel-dd41caff6cb689f9
[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" "70fc241271fdea3e74e77b66b8d68b8f06bd13bcb87f4518fc6cbc1a5e26e340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70fc241271fdea3e74e77b66b8d68b8f06bd13bcb87f4518fc6cbc1a5e26e340", kill_on_drop: false }`
[INFO] [stdout] 70fc241271fdea3e74e77b66b8d68b8f06bd13bcb87f4518fc6cbc1a5e26e340