[INFO] fetching crate json-structural-diff-cli 0.1.0...
[INFO] checking json-structural-diff-cli-0.1.0 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate json-structural-diff-cli 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate json-structural-diff-cli 0.1.0 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json-structural-diff-cli 0.1.0
[INFO] finished tweaking crates.io crate json-structural-diff-cli 0.1.0
[INFO] tweaked toml for crates.io crate json-structural-diff-cli 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate json-structural-diff-cli 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded difflib v0.4.0
[INFO] [stderr]   Downloaded json-structural-diff v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46b68ef2ff28f0859272f053de45ce17005e7a47f6df6081524b5002d4da4c9a
[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" "46b68ef2ff28f0859272f053de45ce17005e7a47f6df6081524b5002d4da4c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46b68ef2ff28f0859272f053de45ce17005e7a47f6df6081524b5002d4da4c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b68ef2ff28f0859272f053de45ce17005e7a47f6df6081524b5002d4da4c9a", kill_on_drop: false }`
[INFO] [stdout] 46b68ef2ff28f0859272f053de45ce17005e7a47f6df6081524b5002d4da4c9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 156ede32ed4f0e6bad7ce695f1dd6a04bc5c928935124f8055dccc63d70245ec
[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" "156ede32ed4f0e6bad7ce695f1dd6a04bc5c928935124f8055dccc63d70245ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]     Checking terminal_size v0.1.15
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking json-structural-diff v0.1.0
[INFO] [stderr]     Checking json-structural-diff-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.99s
[INFO] running `Command { std: "docker" "inspect" "156ede32ed4f0e6bad7ce695f1dd6a04bc5c928935124f8055dccc63d70245ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "156ede32ed4f0e6bad7ce695f1dd6a04bc5c928935124f8055dccc63d70245ec", kill_on_drop: false }`
[INFO] [stdout] 156ede32ed4f0e6bad7ce695f1dd6a04bc5c928935124f8055dccc63d70245ec