[INFO] fetching crate hash_combine 0.3.7...
[INFO] testing hash_combine-0.3.7 against 1.49.0 for beta-1.50-1
[INFO] extracting crate hash_combine 0.3.7 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate hash_combine 0.3.7 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hash_combine 0.3.7
[INFO] finished tweaking crates.io crate hash_combine 0.3.7
[INFO] tweaked toml for crates.io crate hash_combine 0.3.7 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8553e3b370305db9be57c3ccea48f9faddb2a68b72c7fe080b6ec3cace0dfa56
[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" "8553e3b370305db9be57c3ccea48f9faddb2a68b72c7fe080b6ec3cace0dfa56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8553e3b370305db9be57c3ccea48f9faddb2a68b72c7fe080b6ec3cace0dfa56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8553e3b370305db9be57c3ccea48f9faddb2a68b72c7fe080b6ec3cace0dfa56", kill_on_drop: false }`
[INFO] [stdout] 8553e3b370305db9be57c3ccea48f9faddb2a68b72c7fe080b6ec3cace0dfa56
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d7349eb32de41d5f0f150ddf5996ffb011cdf236f27d0a78fe7b00f99e1018f
[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" "8d7349eb32de41d5f0f150ddf5996ffb011cdf236f27d0a78fe7b00f99e1018f", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash_combine v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "8d7349eb32de41d5f0f150ddf5996ffb011cdf236f27d0a78fe7b00f99e1018f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d7349eb32de41d5f0f150ddf5996ffb011cdf236f27d0a78fe7b00f99e1018f", kill_on_drop: false }`
[INFO] [stdout] 8d7349eb32de41d5f0f150ddf5996ffb011cdf236f27d0a78fe7b00f99e1018f
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0be5e75198d4c5ce497ae77e45c175e995d5d88c542baa3c50cd96ec6489b3ca
[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" "0be5e75198d4c5ce497ae77e45c175e995d5d88c542baa3c50cd96ec6489b3ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash_combine v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "0be5e75198d4c5ce497ae77e45c175e995d5d88c542baa3c50cd96ec6489b3ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be5e75198d4c5ce497ae77e45c175e995d5d88c542baa3c50cd96ec6489b3ca", kill_on_drop: false }`
[INFO] [stdout] 0be5e75198d4c5ce497ae77e45c175e995d5d88c542baa3c50cd96ec6489b3ca
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d0a155dd61240aa4372b8cf7d4fee7d1a73bb419840fa98e8cbb0f5ca29e2206
[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" "d0a155dd61240aa4372b8cf7d4fee7d1a73bb419840fa98e8cbb0f5ca29e2206", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hash_combine-89802eb54947a40d
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_send ... ok
[INFO] [stdout] test tests::test_sync ... ok
[INFO] [stderr]    Doc-tests hash_combine
[INFO] [stdout] test tests::hash_combine ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d0a155dd61240aa4372b8cf7d4fee7d1a73bb419840fa98e8cbb0f5ca29e2206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0a155dd61240aa4372b8cf7d4fee7d1a73bb419840fa98e8cbb0f5ca29e2206", kill_on_drop: false }`
[INFO] [stdout] d0a155dd61240aa4372b8cf7d4fee7d1a73bb419840fa98e8cbb0f5ca29e2206