[INFO] crate volatile_unique_id 0.1.1 is already in cache
[INFO] testing volatile_unique_id-0.1.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate volatile_unique_id 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate volatile_unique_id 0.1.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate volatile_unique_id 0.1.1
[INFO] finished tweaking crates.io crate volatile_unique_id 0.1.1
[INFO] tweaked toml for crates.io crate volatile_unique_id 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ede53e52ab9a49d03f664aeca82f28d926d99358d1251610184c94398989a1a1
[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" "ede53e52ab9a49d03f664aeca82f28d926d99358d1251610184c94398989a1a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ede53e52ab9a49d03f664aeca82f28d926d99358d1251610184c94398989a1a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ede53e52ab9a49d03f664aeca82f28d926d99358d1251610184c94398989a1a1", kill_on_drop: false }`
[INFO] [stdout] ede53e52ab9a49d03f664aeca82f28d926d99358d1251610184c94398989a1a1
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c039c8b199d7f1e88f6b3cdbbeb942a8347534e1c5b23cfd9129496ccf506b92
[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" "c039c8b199d7f1e88f6b3cdbbeb942a8347534e1c5b23cfd9129496ccf506b92", kill_on_drop: false }`
[INFO] [stderr]    Compiling volatile_unique_id v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "c039c8b199d7f1e88f6b3cdbbeb942a8347534e1c5b23cfd9129496ccf506b92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c039c8b199d7f1e88f6b3cdbbeb942a8347534e1c5b23cfd9129496ccf506b92", kill_on_drop: false }`
[INFO] [stdout] c039c8b199d7f1e88f6b3cdbbeb942a8347534e1c5b23cfd9129496ccf506b92
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11cfe49abd338189d456c7e144298ee5bc76b79550fb93a73838a458e7334783
[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" "11cfe49abd338189d456c7e144298ee5bc76b79550fb93a73838a458e7334783", kill_on_drop: false }`
[INFO] [stderr]    Compiling volatile_unique_id v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "11cfe49abd338189d456c7e144298ee5bc76b79550fb93a73838a458e7334783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11cfe49abd338189d456c7e144298ee5bc76b79550fb93a73838a458e7334783", kill_on_drop: false }`
[INFO] [stdout] 11cfe49abd338189d456c7e144298ee5bc76b79550fb93a73838a458e7334783
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e86820219dc8ba8066a3730b2f56447c33bca6ec8b4ddc4caf9ebc1ffe1b0d74
[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" "e86820219dc8ba8066a3730b2f56447c33bca6ec8b4ddc4caf9ebc1ffe1b0d74", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/volatile_unique_id-3c612043cca386e8
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::allocate_ids_no_duplicates ... ok
[INFO] [stdout] test tests::returning_ids_will_allow_them_to_be_reallocated ... ok
[INFO] [stdout] test tests::dont_return_ownership_if_live_reference ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests volatile_unique_id
[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" "e86820219dc8ba8066a3730b2f56447c33bca6ec8b4ddc4caf9ebc1ffe1b0d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e86820219dc8ba8066a3730b2f56447c33bca6ec8b4ddc4caf9ebc1ffe1b0d74", kill_on_drop: false }`
[INFO] [stdout] e86820219dc8ba8066a3730b2f56447c33bca6ec8b4ddc4caf9ebc1ffe1b0d74