[INFO] fetching crate ego-tree 0.6.2...
[INFO] checking ego-tree-0.6.2 against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] extracting crate ego-tree 0.6.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ego-tree 0.6.2 on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ego-tree 0.6.2
[INFO] finished tweaking crates.io crate ego-tree 0.6.2
[INFO] tweaked toml for crates.io crate ego-tree 0.6.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "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" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25c15e0ec4f731464d4b5141113f9b2a34509aaf6651eae3487ad13c2db6a394
[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" "25c15e0ec4f731464d4b5141113f9b2a34509aaf6651eae3487ad13c2db6a394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25c15e0ec4f731464d4b5141113f9b2a34509aaf6651eae3487ad13c2db6a394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c15e0ec4f731464d4b5141113f9b2a34509aaf6651eae3487ad13c2db6a394", kill_on_drop: false }`
[INFO] [stdout] 25c15e0ec4f731464d4b5141113f9b2a34509aaf6651eae3487ad13c2db6a394
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "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] 3b1ed7e38f4b101f5d505c62aeab1d90bf6b5e74595d24992d8ca1d3cc3fa7c6
[INFO] running `Command { std: "docker" "start" "-a" "3b1ed7e38f4b101f5d505c62aeab1d90bf6b5e74595d24992d8ca1d3cc3fa7c6", kill_on_drop: false }`
[INFO] [stderr]     Checking ego-tree v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "3b1ed7e38f4b101f5d505c62aeab1d90bf6b5e74595d24992d8ca1d3cc3fa7c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b1ed7e38f4b101f5d505c62aeab1d90bf6b5e74595d24992d8ca1d3cc3fa7c6", kill_on_drop: false }`
[INFO] [stdout] 3b1ed7e38f4b101f5d505c62aeab1d90bf6b5e74595d24992d8ca1d3cc3fa7c6