[INFO] fetching crate riff 1.0.1...
[INFO] testing riff-1.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate riff 1.0.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate riff 1.0.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate riff 1.0.1
[INFO] finished tweaking crates.io crate riff 1.0.1
[INFO] tweaked toml for crates.io crate riff 1.0.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3ed5c9d6cd106655c4ccda4b162bdaa8340473f017bb09581839bd6c53af83a
[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" "a3ed5c9d6cd106655c4ccda4b162bdaa8340473f017bb09581839bd6c53af83a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3ed5c9d6cd106655c4ccda4b162bdaa8340473f017bb09581839bd6c53af83a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3ed5c9d6cd106655c4ccda4b162bdaa8340473f017bb09581839bd6c53af83a", kill_on_drop: false }`
[INFO] [stdout] a3ed5c9d6cd106655c4ccda4b162bdaa8340473f017bb09581839bd6c53af83a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0841c5516e26ab1e3871acb0db325361cfd7526ddc041befc8629056071886ed
[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" "0841c5516e26ab1e3871acb0db325361cfd7526ddc041befc8629056071886ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling riff v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "0841c5516e26ab1e3871acb0db325361cfd7526ddc041befc8629056071886ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0841c5516e26ab1e3871acb0db325361cfd7526ddc041befc8629056071886ed", kill_on_drop: false }`
[INFO] [stdout] 0841c5516e26ab1e3871acb0db325361cfd7526ddc041befc8629056071886ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e590664565aa234bb29751f178c2b1f940440fd2ea0d4eb47ce3af98c2aa5be0
[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" "e590664565aa234bb29751f178c2b1f940440fd2ea0d4eb47ce3af98c2aa5be0", kill_on_drop: false }`
[INFO] [stderr]    Compiling riff v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "e590664565aa234bb29751f178c2b1f940440fd2ea0d4eb47ce3af98c2aa5be0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e590664565aa234bb29751f178c2b1f940440fd2ea0d4eb47ce3af98c2aa5be0", kill_on_drop: false }`
[INFO] [stdout] e590664565aa234bb29751f178c2b1f940440fd2ea0d4eb47ce3af98c2aa5be0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ca2f3c5ce5e03834a3f3cd8943d84abbac33217075d0f257356d73c185edfb7
[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" "7ca2f3c5ce5e03834a3f3cd8943d84abbac33217075d0f257356d73c185edfb7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::chunkid_from_str ... ok
[INFO] [stdout] test tests::chunkid_to_str ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/riff-82f8ea86bcede7c3)
[INFO] [stdout] test tests::chunkid_format ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-c4ecb6456eef6076)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test read_minimal2 ... ok
[INFO] [stdout] test read_test_1 ... ok
[INFO] [stdout] test read_test_2 ... ok
[INFO] [stdout] test write_test_1 ... ok
[INFO] [stdout] test write_test_2 ... ok
[INFO] [stdout] test read_minimal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests riff
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - ChunkId::new (line 46) ... ok
[INFO] [stdout] test src/lib.rs - ChunkId::as_str (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7ca2f3c5ce5e03834a3f3cd8943d84abbac33217075d0f257356d73c185edfb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ca2f3c5ce5e03834a3f3cd8943d84abbac33217075d0f257356d73c185edfb7", kill_on_drop: false }`
[INFO] [stdout] 7ca2f3c5ce5e03834a3f3cd8943d84abbac33217075d0f257356d73c185edfb7