[INFO] fetching crate md2 0.9.0...
[INFO] checking md2-0.9.0 against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991
[INFO] extracting crate md2 0.9.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate md2 0.9.0 on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate md2 0.9.0
[INFO] finished tweaking crates.io crate md2 0.9.0
[INFO] tweaked toml for crates.io crate md2 0.9.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate md2 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d28296b9cd710d423e3ae73ba41c29e4c5aa375124a03fe4e41e89d5b80a8c82
[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" "d28296b9cd710d423e3ae73ba41c29e4c5aa375124a03fe4e41e89d5b80a8c82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d28296b9cd710d423e3ae73ba41c29e4c5aa375124a03fe4e41e89d5b80a8c82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d28296b9cd710d423e3ae73ba41c29e4c5aa375124a03fe4e41e89d5b80a8c82", kill_on_drop: false }`
[INFO] [stdout] d28296b9cd710d423e3ae73ba41c29e4c5aa375124a03fe4e41e89d5b80a8c82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "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] 7863a8509eb2e1182e0032b2c5ff5ffe46931cdf17ce959c83d345c2025b26d4
[INFO] running `Command { std: "docker" "start" "-a" "7863a8509eb2e1182e0032b2c5ff5ffe46931cdf17ce959c83d345c2025b26d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking block-padding v0.2.0
[INFO] [stderr]     Checking blobby v0.1.2
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]    Compiling hex-literal-impl v0.2.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking md2 v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.02s
[INFO] running `Command { std: "docker" "inspect" "7863a8509eb2e1182e0032b2c5ff5ffe46931cdf17ce959c83d345c2025b26d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7863a8509eb2e1182e0032b2c5ff5ffe46931cdf17ce959c83d345c2025b26d4", kill_on_drop: false }`
[INFO] [stdout] 7863a8509eb2e1182e0032b2c5ff5ffe46931cdf17ce959c83d345c2025b26d4