[INFO] fetching crate serde-dune 0.0.0...
[INFO] testing serde-dune-0.0.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate serde-dune 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate serde-dune 0.0.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde-dune 0.0.0
[INFO] finished tweaking crates.io crate serde-dune 0.0.0
[INFO] tweaked toml for crates.io crate serde-dune 0.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 9ec8055a9e5c170d0256e03c805de93efb5dddaf0f98b85dc11510bd9452fdd1
[INFO] running `Command { std: "docker" "start" "-a" "9ec8055a9e5c170d0256e03c805de93efb5dddaf0f98b85dc11510bd9452fdd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ec8055a9e5c170d0256e03c805de93efb5dddaf0f98b85dc11510bd9452fdd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ec8055a9e5c170d0256e03c805de93efb5dddaf0f98b85dc11510bd9452fdd1", kill_on_drop: false }`
[INFO] [stdout] 9ec8055a9e5c170d0256e03c805de93efb5dddaf0f98b85dc11510bd9452fdd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb3ae35f0899db9020f40d24655f87d4ae28fcf22fa3bf2017f97bde6738fbec
[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" "cb3ae35f0899db9020f40d24655f87d4ae28fcf22fa3bf2017f97bde6738fbec", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde-dune v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "cb3ae35f0899db9020f40d24655f87d4ae28fcf22fa3bf2017f97bde6738fbec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb3ae35f0899db9020f40d24655f87d4ae28fcf22fa3bf2017f97bde6738fbec", kill_on_drop: false }`
[INFO] [stdout] cb3ae35f0899db9020f40d24655f87d4ae28fcf22fa3bf2017f97bde6738fbec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f96a29348d2b6b290c4bb101607287c3123b09f228ccdd3cd041dff68ddd8dc1
[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" "f96a29348d2b6b290c4bb101607287c3123b09f228ccdd3cd041dff68ddd8dc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde-dune v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "f96a29348d2b6b290c4bb101607287c3123b09f228ccdd3cd041dff68ddd8dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f96a29348d2b6b290c4bb101607287c3123b09f228ccdd3cd041dff68ddd8dc1", kill_on_drop: false }`
[INFO] [stdout] f96a29348d2b6b290c4bb101607287c3123b09f228ccdd3cd041dff68ddd8dc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef5ae5c836cc63357b4d410aec2d4c93c4f5ea96a4b3d6ac2f439be499e5d204
[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" "ef5ae5c836cc63357b4d410aec2d4c93c4f5ea96a4b3d6ac2f439be499e5d204", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_dune-62792a7e78c853f3
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests serde-dune
[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" "ef5ae5c836cc63357b4d410aec2d4c93c4f5ea96a4b3d6ac2f439be499e5d204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef5ae5c836cc63357b4d410aec2d4c93c4f5ea96a4b3d6ac2f439be499e5d204", kill_on_drop: false }`
[INFO] [stdout] ef5ae5c836cc63357b4d410aec2d4c93c4f5ea96a4b3d6ac2f439be499e5d204