[INFO] fetching crate mop 0.5.0...
[INFO] checking mop-0.5.0 against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] extracting crate mop 0.5.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mop 0.5.0 on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mop 0.5.0
[INFO] finished tweaking crates.io crate mop 0.5.0
[INFO] tweaked toml for crates.io crate mop 0.5.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mop-solvers v0.5.0
[INFO] [stderr]   Downloaded mop-facades v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c4b9b73892b4ea6745634bbd07950f592a4376b13a642b09de22189e329e796
[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" "5c4b9b73892b4ea6745634bbd07950f592a4376b13a642b09de22189e329e796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c4b9b73892b4ea6745634bbd07950f592a4376b13a642b09de22189e329e796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c4b9b73892b4ea6745634bbd07950f592a4376b13a642b09de22189e329e796", kill_on_drop: false }`
[INFO] [stdout] 5c4b9b73892b4ea6745634bbd07950f592a4376b13a642b09de22189e329e796
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--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] c449db8a1b6e84a186ff973479a3af56cfa9d8f7454413500ea93c21a8bc2ce6
[INFO] running `Command { std: "docker" "start" "-a" "c449db8a1b6e84a186ff973479a3af56cfa9d8f7454413500ea93c21a8bc2ce6", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking mop-common v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking cl-traits v4.1.0
[INFO] [stderr]     Checking ndsparse v0.7.3
[INFO] [stderr]     Checking mop-blocks v0.5.0
[INFO] [stderr]     Checking mop-facades v0.5.0
[INFO] [stderr]     Checking mop-solvers v0.5.0
[INFO] [stderr]     Checking mop v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.23s
[INFO] running `Command { std: "docker" "inspect" "c449db8a1b6e84a186ff973479a3af56cfa9d8f7454413500ea93c21a8bc2ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c449db8a1b6e84a186ff973479a3af56cfa9d8f7454413500ea93c21a8bc2ce6", kill_on_drop: false }`
[INFO] [stdout] c449db8a1b6e84a186ff973479a3af56cfa9d8f7454413500ea93c21a8bc2ce6