[INFO] fetching crate concrete 0.1.2...
[INFO] checking concrete-0.1.2 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate concrete 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate concrete 0.1.2 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concrete 0.1.2
[INFO] finished tweaking crates.io crate concrete 0.1.2
[INFO] tweaked toml for crates.io crate concrete 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate concrete 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 402c6c00f4672f73cacf6807ffff122c3f31c6fe4a07b009bc2c3495039bbd2c
[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" "402c6c00f4672f73cacf6807ffff122c3f31c6fe4a07b009bc2c3495039bbd2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "402c6c00f4672f73cacf6807ffff122c3f31c6fe4a07b009bc2c3495039bbd2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "402c6c00f4672f73cacf6807ffff122c3f31c6fe4a07b009bc2c3495039bbd2c", kill_on_drop: false }`
[INFO] [stdout] 402c6c00f4672f73cacf6807ffff122c3f31c6fe4a07b009bc2c3495039bbd2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "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] 2fe6455c545103dd751ae3be5c001981367b99860671c95cbc95d97a6f263ce9
[INFO] running `Command { std: "docker" "start" "-a" "2fe6455c545103dd751ae3be5c001981367b99860671c95cbc95d97a6f263ce9", kill_on_drop: false }`
[INFO] [stderr]     Checking concrete v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "2fe6455c545103dd751ae3be5c001981367b99860671c95cbc95d97a6f263ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fe6455c545103dd751ae3be5c001981367b99860671c95cbc95d97a6f263ce9", kill_on_drop: false }`
[INFO] [stdout] 2fe6455c545103dd751ae3be5c001981367b99860671c95cbc95d97a6f263ce9
