[INFO] fetching crate rocket_contrib 0.4.6...
[INFO] checking rocket_contrib-0.4.6 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate rocket_contrib 0.4.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rocket_contrib 0.4.6 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rocket_contrib 0.4.6
[INFO] finished tweaking crates.io crate rocket_contrib 0.4.6
[INFO] tweaked toml for crates.io crate rocket_contrib 0.4.6 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mysql_common v0.12.0
[INFO] [stderr]   Downloaded memcache v0.11.0
[INFO] [stderr]   Downloaded r2d2_cypher v0.4.0
[INFO] [stderr]   Downloaded mysql v14.2.0
[INFO] [stderr]   Downloaded rusted_cypher v1.1.0
[INFO] [stderr]   Downloaded r2d2-memcache v0.3.2
[INFO] [stderr]   Downloaded r2d2_mysql v9.0.0
[INFO] [stderr]   Downloaded r2d2_sqlite v0.6.0
[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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3340de38dafd3dea80107c60a6fb6529378ef17bdd7a9b94460c15a85cb4404
[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" "b3340de38dafd3dea80107c60a6fb6529378ef17bdd7a9b94460c15a85cb4404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3340de38dafd3dea80107c60a6fb6529378ef17bdd7a9b94460c15a85cb4404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3340de38dafd3dea80107c60a6fb6529378ef17bdd7a9b94460c15a85cb4404", kill_on_drop: false }`
[INFO] [stdout] b3340de38dafd3dea80107c60a6fb6529378ef17bdd7a9b94460c15a85cb4404
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecfa01fdff134ab011d87172dcd5ac58099d441d822c402fec8f4c8161bd674d
[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" "ecfa01fdff134ab011d87172dcd5ac58099d441d822c402fec8f4c8161bd674d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking rocket v0.4.6
[INFO] [stderr]     Checking rocket_contrib v0.4.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.60s
[INFO] running `Command { std: "docker" "inspect" "ecfa01fdff134ab011d87172dcd5ac58099d441d822c402fec8f4c8161bd674d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecfa01fdff134ab011d87172dcd5ac58099d441d822c402fec8f4c8161bd674d", kill_on_drop: false }`
[INFO] [stdout] ecfa01fdff134ab011d87172dcd5ac58099d441d822c402fec8f4c8161bd674d