[INFO] fetching crate rug-maths 0.2.5...
[INFO] checking rug-maths-0.2.5 against try#560667b800e34f03ac9f520f299d077c249dd301 for pr-100971
[INFO] extracting crate rug-maths 0.2.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rug-maths 0.2.5 on toolchain 560667b800e34f03ac9f520f299d077c249dd301
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+560667b800e34f03ac9f520f299d077c249dd301" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rug-maths 0.2.5
[INFO] finished tweaking crates.io crate rug-maths 0.2.5
[INFO] tweaked toml for crates.io crate rug-maths 0.2.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+560667b800e34f03ac9f520f299d077c249dd301" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+560667b800e34f03ac9f520f299d077c249dd301" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+560667b800e34f03ac9f520f299d077c249dd301" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9b240d3c29536df5c25d169525a1db0fd62c857a9a644a86a6db7ab517a9366
[INFO] running `Command { std: "docker" "start" "-a" "d9b240d3c29536df5c25d169525a1db0fd62c857a9a644a86a6db7ab517a9366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9b240d3c29536df5c25d169525a1db0fd62c857a9a644a86a6db7ab517a9366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9b240d3c29536df5c25d169525a1db0fd62c857a9a644a86a6db7ab517a9366", kill_on_drop: false }`
[INFO] [stdout] d9b240d3c29536df5c25d169525a1db0fd62c857a9a644a86a6db7ab517a9366
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+560667b800e34f03ac9f520f299d077c249dd301" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec88a946636763691e352684f98adb2f2e4c1f8044e6da68b01f7348d22c6d7b
[INFO] running `Command { std: "docker" "start" "-a" "ec88a946636763691e352684f98adb2f2e4c1f8044e6da68b01f7348d22c6d7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.10
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.17.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking maths-traits v0.2.1
[INFO] [stderr]     Checking rug-maths v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 11s
[INFO] running `Command { std: "docker" "inspect" "ec88a946636763691e352684f98adb2f2e4c1f8044e6da68b01f7348d22c6d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec88a946636763691e352684f98adb2f2e4c1f8044e6da68b01f7348d22c6d7b", kill_on_drop: false }`
[INFO] [stdout] ec88a946636763691e352684f98adb2f2e4c1f8044e6da68b01f7348d22c6d7b