[INFO] fetching crate num-rs 0.0.0...
[INFO] testing num-rs-0.0.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate num-rs 0.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate num-rs 0.0.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate num-rs 0.0.0
[INFO] finished tweaking crates.io crate num-rs 0.0.0
[INFO] tweaked toml for crates.io crate num-rs 0.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate num-rs 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] d5b6ff23ff4b9fc5b721d4f646da2e2ce6d9e9c320e6edb8c7869f06da901f27
[INFO] running `Command { std: "docker" "start" "-a" "d5b6ff23ff4b9fc5b721d4f646da2e2ce6d9e9c320e6edb8c7869f06da901f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5b6ff23ff4b9fc5b721d4f646da2e2ce6d9e9c320e6edb8c7869f06da901f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5b6ff23ff4b9fc5b721d4f646da2e2ce6d9e9c320e6edb8c7869f06da901f27", kill_on_drop: false }`
[INFO] [stdout] d5b6ff23ff4b9fc5b721d4f646da2e2ce6d9e9c320e6edb8c7869f06da901f27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14398fdaaf22663bb6d31d5d6efe0e5ad0a2bf4b1ac48166cf0b88baef622882
[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" "14398fdaaf22663bb6d31d5d6efe0e5ad0a2bf4b1ac48166cf0b88baef622882", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-rs v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "14398fdaaf22663bb6d31d5d6efe0e5ad0a2bf4b1ac48166cf0b88baef622882", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14398fdaaf22663bb6d31d5d6efe0e5ad0a2bf4b1ac48166cf0b88baef622882", kill_on_drop: false }`
[INFO] [stdout] 14398fdaaf22663bb6d31d5d6efe0e5ad0a2bf4b1ac48166cf0b88baef622882
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 055a4396f9295d86a874719de63e49a48b15b77f5e82d63ac69611dd5b95abf9
[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" "055a4396f9295d86a874719de63e49a48b15b77f5e82d63ac69611dd5b95abf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-rs v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "055a4396f9295d86a874719de63e49a48b15b77f5e82d63ac69611dd5b95abf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "055a4396f9295d86a874719de63e49a48b15b77f5e82d63ac69611dd5b95abf9", kill_on_drop: false }`
[INFO] [stdout] 055a4396f9295d86a874719de63e49a48b15b77f5e82d63ac69611dd5b95abf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ac5c4a784a27efa9fd24286e5d797cf2e818abb87ce7ad145ac2a2cd6ee07137
[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" "ac5c4a784a27efa9fd24286e5d797cf2e818abb87ce7ad145ac2a2cd6ee07137", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/num_rs-9f6c3a48a907dd77)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ac5c4a784a27efa9fd24286e5d797cf2e818abb87ce7ad145ac2a2cd6ee07137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac5c4a784a27efa9fd24286e5d797cf2e818abb87ce7ad145ac2a2cd6ee07137", kill_on_drop: false }`
[INFO] [stdout] ac5c4a784a27efa9fd24286e5d797cf2e818abb87ce7ad145ac2a2cd6ee07137