[INFO] fetching crate json-digest 0.0.5...
[INFO] checking json-digest-0.0.5 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate json-digest 0.0.5 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate json-digest 0.0.5 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json-digest 0.0.5
[INFO] finished tweaking crates.io crate json-digest 0.0.5
[INFO] tweaked toml for crates.io crate json-digest 0.0.5 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afc88fe3242fbd882cd9f3d2d17ddefd97cd2e7b27ddd4c88f2837768b704a85
[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" "afc88fe3242fbd882cd9f3d2d17ddefd97cd2e7b27ddd4c88f2837768b704a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afc88fe3242fbd882cd9f3d2d17ddefd97cd2e7b27ddd4c88f2837768b704a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afc88fe3242fbd882cd9f3d2d17ddefd97cd2e7b27ddd4c88f2837768b704a85", kill_on_drop: false }`
[INFO] [stdout] afc88fe3242fbd882cd9f3d2d17ddefd97cd2e7b27ddd4c88f2837768b704a85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1987b0213b29b019b91e0623127633822b8ff39b320af2febec98fce0fbaeaf6
[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" "1987b0213b29b019b91e0623127633822b8ff39b320af2febec98fce0fbaeaf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking base-x v0.2.8
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.9
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[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 unicode-normalization v0.1.16
[INFO] [stderr]     Checking data-encoding-macro v0.1.10
[INFO] [stderr]     Checking multibase v0.8.0
[INFO] [stderr]     Checking json-digest v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.45s
[INFO] running `Command { std: "docker" "inspect" "1987b0213b29b019b91e0623127633822b8ff39b320af2febec98fce0fbaeaf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1987b0213b29b019b91e0623127633822b8ff39b320af2febec98fce0fbaeaf6", kill_on_drop: false }`
[INFO] [stdout] 1987b0213b29b019b91e0623127633822b8ff39b320af2febec98fce0fbaeaf6