[INFO] fetching crate ppjson 0.1.0...
[INFO] checking ppjson-0.1.0 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate ppjson 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ppjson 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 ppjson 0.1.0
[INFO] finished tweaking crates.io crate ppjson 0.1.0
[INFO] tweaked toml for crates.io crate ppjson 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate ppjson 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 errno v0.2.4
[INFO] [stderr]   Downloaded colored v1.9.0
[INFO] [stderr]   Downloaded indexmap v1.3.0
[INFO] [stderr]   Downloaded json-color v0.7.1
[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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 501bcbbb14b77341f19d4ccb336b89a485ac526fab65e12a92e64a753f444457
[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" "501bcbbb14b77341f19d4ccb336b89a485ac526fab65e12a92e64a753f444457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "501bcbbb14b77341f19d4ccb336b89a485ac526fab65e12a92e64a753f444457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "501bcbbb14b77341f19d4ccb336b89a485ac526fab65e12a92e64a753f444457", kill_on_drop: false }`
[INFO] [stdout] 501bcbbb14b77341f19d4ccb336b89a485ac526fab65e12a92e64a753f444457
[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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20725daf68f8bb05ff494dbd099a41414272108c2cfc787e7bb89cca6b301e58
[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" "20725daf68f8bb05ff494dbd099a41414272108c2cfc787e7bb89cca6b301e58", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking colored v1.9.0
[INFO] [stderr]     Checking pager v0.14.0
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking json-color v0.7.1
[INFO] [stderr]     Checking ppjson v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.83s
[INFO] running `Command { std: "docker" "inspect" "20725daf68f8bb05ff494dbd099a41414272108c2cfc787e7bb89cca6b301e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20725daf68f8bb05ff494dbd099a41414272108c2cfc787e7bb89cca6b301e58", kill_on_drop: false }`
[INFO] [stdout] 20725daf68f8bb05ff494dbd099a41414272108c2cfc787e7bb89cca6b301e58