[INFO] fetching crate minisign 0.7.0...
[INFO] checking minisign-0.7.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate minisign 0.7.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate minisign 0.7.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minisign 0.7.0
[INFO] finished tweaking crates.io crate minisign 0.7.0
[INFO] tweaked toml for crates.io crate minisign 0.7.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded generic-array v0.14.4
[INFO] [stderr]   Downloaded cipher v0.3.0
[INFO] [stderr]   Downloaded hmac v0.11.0
[INFO] [stderr]   Downloaded salsa20 v0.8.1
[INFO] [stderr]   Downloaded rpassword v5.0.1
[INFO] [stderr]   Downloaded block-buffer v0.9.0
[INFO] [stderr]   Downloaded scrypt v0.8.0
[INFO] [stderr]   Downloaded cpufeatures v0.2.1
[INFO] [stderr]   Downloaded typenum v1.14.0
[INFO] [stderr]   Downloaded digest v0.9.0
[INFO] [stderr]   Downloaded pbkdf2 v0.9.0
[INFO] [stderr]   Downloaded subtle v2.4.1
[INFO] [stderr]   Downloaded crypto-mac v0.11.1
[INFO] [stderr]   Downloaded opaque-debug v0.3.0
[INFO] [stderr]   Downloaded sha2 v0.9.8
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4eb4b0d98f042160f424afe29544f6194cb990b10ccbb9518bf63e4b5440cbcf
[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" "4eb4b0d98f042160f424afe29544f6194cb990b10ccbb9518bf63e4b5440cbcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eb4b0d98f042160f424afe29544f6194cb990b10ccbb9518bf63e4b5440cbcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eb4b0d98f042160f424afe29544f6194cb990b10ccbb9518bf63e4b5440cbcf", kill_on_drop: false }`
[INFO] [stdout] 4eb4b0d98f042160f424afe29544f6194cb990b10ccbb9518bf63e4b5440cbcf
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a424e3f6ac7c2154343e9d5a525f1add41d4cf58d91a1f43568add3d8b7c9ed
[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" "3a424e3f6ac7c2154343e9d5a525f1add41d4cf58d91a1f43568add3d8b7c9ed", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rpassword v5.0.1
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.8
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking pbkdf2 v0.9.0
[INFO] [stderr]     Checking salsa20 v0.8.1
[INFO] [stderr]     Checking scrypt v0.8.0
[INFO] [stderr]     Checking minisign v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 10.71s
[INFO] running `Command { std: "docker" "inspect" "3a424e3f6ac7c2154343e9d5a525f1add41d4cf58d91a1f43568add3d8b7c9ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a424e3f6ac7c2154343e9d5a525f1add41d4cf58d91a1f43568add3d8b7c9ed", kill_on_drop: false }`
[INFO] [stdout] 3a424e3f6ac7c2154343e9d5a525f1add41d4cf58d91a1f43568add3d8b7c9ed