[INFO] fetching crate unique_id 0.1.3...
[INFO] testing unique_id-0.1.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate unique_id 0.1.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate unique_id 0.1.3 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unique_id 0.1.3
[INFO] finished tweaking crates.io crate unique_id 0.1.3
[INFO] tweaked toml for crates.io crate unique_id 0.1.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atomic_refcell v0.1.6
[INFO] [stderr]   Downloaded blob-uuid v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c002fbe9a15f1702fc5db48e08eef879b32437ea09b96ab4806109314006af9
[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" "1c002fbe9a15f1702fc5db48e08eef879b32437ea09b96ab4806109314006af9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c002fbe9a15f1702fc5db48e08eef879b32437ea09b96ab4806109314006af9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c002fbe9a15f1702fc5db48e08eef879b32437ea09b96ab4806109314006af9", kill_on_drop: false }`
[INFO] [stdout] 1c002fbe9a15f1702fc5db48e08eef879b32437ea09b96ab4806109314006af9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b23bda51222abcff7e50b5eaece65a284b2a7620fa15fd388f7ae224ec2006a0
[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" "b23bda51222abcff7e50b5eaece65a284b2a7620fa15fd388f7ae224ec2006a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomic_refcell v0.1.6
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling blob-uuid v0.4.0
[INFO] [stderr]    Compiling unique_id v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "b23bda51222abcff7e50b5eaece65a284b2a7620fa15fd388f7ae224ec2006a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b23bda51222abcff7e50b5eaece65a284b2a7620fa15fd388f7ae224ec2006a0", kill_on_drop: false }`
[INFO] [stdout] b23bda51222abcff7e50b5eaece65a284b2a7620fa15fd388f7ae224ec2006a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7dcef14bd4e2eae7bfced38af57437df475944c7d8238e1ac532e8ac7e2967c
[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" "a7dcef14bd4e2eae7bfced38af57437df475944c7d8238e1ac532e8ac7e2967c", kill_on_drop: false }`
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling unique_id v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.22s
[INFO] running `Command { std: "docker" "inspect" "a7dcef14bd4e2eae7bfced38af57437df475944c7d8238e1ac532e8ac7e2967c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7dcef14bd4e2eae7bfced38af57437df475944c7d8238e1ac532e8ac7e2967c", kill_on_drop: false }`
[INFO] [stdout] a7dcef14bd4e2eae7bfced38af57437df475944c7d8238e1ac532e8ac7e2967c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 471c3cd49f6ef11f541bdd7269ed53d1b329ee69503a4428109f264fb90ac66e
[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" "471c3cd49f6ef11f541bdd7269ed53d1b329ee69503a4428109f264fb90ac66e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unique_id-4dafeff635e6045c
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unique-768337206f95cf76
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_sequence_uniqueness ... ok
[INFO] [stdout] test test_random_uniqueness ... ok
[INFO] [stderr]    Doc-tests unique_id
[INFO] [stdout] test test_string_uniqueness ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 8.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 10) ... ignored
[INFO] [stdout] test src/string.rs - string (line 8) ... ok
[INFO] [stdout] test src/sequence.rs - sequence (line 10) ... ok
[INFO] [stdout] test src/random.rs - random (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "471c3cd49f6ef11f541bdd7269ed53d1b329ee69503a4428109f264fb90ac66e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "471c3cd49f6ef11f541bdd7269ed53d1b329ee69503a4428109f264fb90ac66e", kill_on_drop: false }`
[INFO] [stdout] 471c3cd49f6ef11f541bdd7269ed53d1b329ee69503a4428109f264fb90ac66e