[INFO] fetching crate update_rate 2.0.1...
[INFO] building update_rate-2.0.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate update_rate 2.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate update_rate 2.0.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate update_rate 2.0.1
[INFO] finished tweaking crates.io crate update_rate 2.0.1
[INFO] tweaked toml for crates.io crate update_rate 2.0.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af1c6784b535ca2cebe58f50c7d440fb87fad128c18e02de2f2da72e26a6b9a4
[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" "af1c6784b535ca2cebe58f50c7d440fb87fad128c18e02de2f2da72e26a6b9a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af1c6784b535ca2cebe58f50c7d440fb87fad128c18e02de2f2da72e26a6b9a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af1c6784b535ca2cebe58f50c7d440fb87fad128c18e02de2f2da72e26a6b9a4", kill_on_drop: false }`
[INFO] [stdout] af1c6784b535ca2cebe58f50c7d440fb87fad128c18e02de2f2da72e26a6b9a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--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] 777726e2433f6d7f8d6037e6fe3a0b5265f1b471331cf5cac1d4fc3073477868
[INFO] running `Command { std: "docker" "start" "-a" "777726e2433f6d7f8d6037e6fe3a0b5265f1b471331cf5cac1d4fc3073477868", kill_on_drop: false }`
[INFO] [stderr]    Compiling update_rate v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "777726e2433f6d7f8d6037e6fe3a0b5265f1b471331cf5cac1d4fc3073477868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "777726e2433f6d7f8d6037e6fe3a0b5265f1b471331cf5cac1d4fc3073477868", kill_on_drop: false }`
[INFO] [stdout] 777726e2433f6d7f8d6037e6fe3a0b5265f1b471331cf5cac1d4fc3073477868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--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] 19c25ce33c09480f1d59c773b4f7d2318fe15b01f9e23831d546433f69d6b76b
[INFO] running `Command { std: "docker" "start" "-a" "19c25ce33c09480f1d59c773b4f7d2318fe15b01f9e23831d546433f69d6b76b", kill_on_drop: false }`
[INFO] [stderr]    Compiling update_rate v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "19c25ce33c09480f1d59c773b4f7d2318fe15b01f9e23831d546433f69d6b76b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19c25ce33c09480f1d59c773b4f7d2318fe15b01f9e23831d546433f69d6b76b", kill_on_drop: false }`
[INFO] [stdout] 19c25ce33c09480f1d59c773b4f7d2318fe15b01f9e23831d546433f69d6b76b