[INFO] fetching crate fwd_ad 0.2.0...
[INFO] checking fwd_ad-0.2.0 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate fwd_ad 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate fwd_ad 0.2.0 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fwd_ad 0.2.0
[INFO] finished tweaking crates.io crate fwd_ad 0.2.0
[INFO] tweaked toml for crates.io crate fwd_ad 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate fwd_ad 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded oorandom v11.1.1
[INFO] [stderr]   Downloaded tinytemplate v1.0.4
[INFO] [stderr]   Downloaded serde_derive v1.0.110
[INFO] [stderr]   Downloaded serde_json v1.0.53
[INFO] [stderr]   Downloaded serde v1.0.110
[INFO] [stderr]   Downloaded criterion-plot v0.4.2
[INFO] [stderr]   Downloaded criterion v0.3.2
[INFO] [stderr]   Downloaded plotters v0.2.14
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", 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] d54128595873ecd3c55adf1c5e43a34f5edeb5f4b2fd2ea7984029df00d9739f
[INFO] running `Command { std: "docker" "start" "-a" "d54128595873ecd3c55adf1c5e43a34f5edeb5f4b2fd2ea7984029df00d9739f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d54128595873ecd3c55adf1c5e43a34f5edeb5f4b2fd2ea7984029df00d9739f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d54128595873ecd3c55adf1c5e43a34f5edeb5f4b2fd2ea7984029df00d9739f", kill_on_drop: false }`
[INFO] [stdout] d54128595873ecd3c55adf1c5e43a34f5edeb5f4b2fd2ea7984029df00d9739f
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 598b29dc4d74e1f2cd52aa954b8801daa9e14c87e75d54134f01a6cde0e3fe9d
[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" "598b29dc4d74e1f2cd52aa954b8801daa9e14c87e75d54134f01a6cde0e3fe9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking fwd_ad v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.13s
[INFO] running `Command { std: "docker" "inspect" "598b29dc4d74e1f2cd52aa954b8801daa9e14c87e75d54134f01a6cde0e3fe9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "598b29dc4d74e1f2cd52aa954b8801daa9e14c87e75d54134f01a6cde0e3fe9d", kill_on_drop: false }`
[INFO] [stdout] 598b29dc4d74e1f2cd52aa954b8801daa9e14c87e75d54134f01a6cde0e3fe9d