[INFO] fetching crate visag 0.0.1-placeholder...
[INFO] testing visag-0.0.1-placeholder against 1.49.0 for beta-1.50-1
[INFO] extracting crate visag 0.0.1-placeholder into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate visag 0.0.1-placeholder 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 visag 0.0.1-placeholder
[INFO] finished tweaking crates.io crate visag 0.0.1-placeholder
[INFO] tweaked toml for crates.io crate visag 0.0.1-placeholder written to /workspace/builds/worker-13/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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] a921aea66d23cb1f7593d2ed6e5918e89b9f805d7eb7f119c719726bd4e775af
[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" "a921aea66d23cb1f7593d2ed6e5918e89b9f805d7eb7f119c719726bd4e775af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a921aea66d23cb1f7593d2ed6e5918e89b9f805d7eb7f119c719726bd4e775af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a921aea66d23cb1f7593d2ed6e5918e89b9f805d7eb7f119c719726bd4e775af", kill_on_drop: false }`
[INFO] [stdout] a921aea66d23cb1f7593d2ed6e5918e89b9f805d7eb7f119c719726bd4e775af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] 3cdd3d5284924b01fe6b2153970c1b87d64115a0a331c9d3c2c9bdd87f3f0296
[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" "3cdd3d5284924b01fe6b2153970c1b87d64115a0a331c9d3c2c9bdd87f3f0296", kill_on_drop: false }`
[INFO] [stderr]    Compiling visag v0.0.1-placeholder (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "3cdd3d5284924b01fe6b2153970c1b87d64115a0a331c9d3c2c9bdd87f3f0296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cdd3d5284924b01fe6b2153970c1b87d64115a0a331c9d3c2c9bdd87f3f0296", kill_on_drop: false }`
[INFO] [stdout] 3cdd3d5284924b01fe6b2153970c1b87d64115a0a331c9d3c2c9bdd87f3f0296
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] 9707436460bd1d37ed373dd8d7aa4e4ae1078fdd79041e7b8963544a38b8bd0d
[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" "9707436460bd1d37ed373dd8d7aa4e4ae1078fdd79041e7b8963544a38b8bd0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling visag v0.0.1-placeholder (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "9707436460bd1d37ed373dd8d7aa4e4ae1078fdd79041e7b8963544a38b8bd0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9707436460bd1d37ed373dd8d7aa4e4ae1078fdd79041e7b8963544a38b8bd0d", kill_on_drop: false }`
[INFO] [stdout] 9707436460bd1d37ed373dd8d7aa4e4ae1078fdd79041e7b8963544a38b8bd0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bde264b8ea5e70a4db07818c26bec80ffd361cc169c152fec277b1fee7d619fa
[INFO] running `Command { std: "docker" "start" "-a" "bde264b8ea5e70a4db07818c26bec80ffd361cc169c152fec277b1fee7d619fa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/visag-47457b23a3fa7e9b
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests visag
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "bde264b8ea5e70a4db07818c26bec80ffd361cc169c152fec277b1fee7d619fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bde264b8ea5e70a4db07818c26bec80ffd361cc169c152fec277b1fee7d619fa", kill_on_drop: false }`
[INFO] [stdout] bde264b8ea5e70a4db07818c26bec80ffd361cc169c152fec277b1fee7d619fa