[INFO] fetching crate riff 1.0.1...
[INFO] testing riff-1.0.1 against beta-2020-07-24 for beta-1.46-1
[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 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 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" "+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-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" "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] e087484b86323ea0ddf1e7ea57f707447919eba624859da5ea0c0bbdb3027c46
[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" "e087484b86323ea0ddf1e7ea57f707447919eba624859da5ea0c0bbdb3027c46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e087484b86323ea0ddf1e7ea57f707447919eba624859da5ea0c0bbdb3027c46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e087484b86323ea0ddf1e7ea57f707447919eba624859da5ea0c0bbdb3027c46", kill_on_drop: false }`
[INFO] [stdout] e087484b86323ea0ddf1e7ea57f707447919eba624859da5ea0c0bbdb3027c46
[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" "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] 3aba891e287188340c4f995be5047d0c3fbd1a67b7f856fb1157564a3f3f88b4
[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" "3aba891e287188340c4f995be5047d0c3fbd1a67b7f856fb1157564a3f3f88b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling riff v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "3aba891e287188340c4f995be5047d0c3fbd1a67b7f856fb1157564a3f3f88b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aba891e287188340c4f995be5047d0c3fbd1a67b7f856fb1157564a3f3f88b4", kill_on_drop: false }`
[INFO] [stdout] 3aba891e287188340c4f995be5047d0c3fbd1a67b7f856fb1157564a3f3f88b4
[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" "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] b370be702ea9cb883e144065047ac219316dafd7045878e72641432431583981
[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" "b370be702ea9cb883e144065047ac219316dafd7045878e72641432431583981", kill_on_drop: false }`
[INFO] [stderr]    Compiling riff v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "b370be702ea9cb883e144065047ac219316dafd7045878e72641432431583981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b370be702ea9cb883e144065047ac219316dafd7045878e72641432431583981", kill_on_drop: false }`
[INFO] [stdout] b370be702ea9cb883e144065047ac219316dafd7045878e72641432431583981
[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" "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] 74f4b94a805625ed8af5d838386380b1baa9266f43461966d9e0bc79706d639c
[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" "74f4b94a805625ed8af5d838386380b1baa9266f43461966d9e0bc79706d639c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/riff-555f61b748907cb1
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::chunkid_from_str ... ok
[INFO] [stdout] test tests::chunkid_format ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/integration_tests-7b7ec11ac7da83c3
[INFO] [stdout] test tests::chunkid_to_str ... 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 6 tests
[INFO] [stdout] test write_test_1 ... ok
[INFO] [stderr]    Doc-tests riff
[INFO] [stdout] test read_minimal2 ... ok
[INFO] [stdout] test read_minimal ... ok
[INFO] [stdout] test read_test_2 ... ok
[INFO] [stdout] test write_test_2 ... ok
[INFO] [stdout] test read_test_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - ChunkId::as_str (line 33) ... ok
[INFO] [stdout] test src/lib.rs - ChunkId::new (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "74f4b94a805625ed8af5d838386380b1baa9266f43461966d9e0bc79706d639c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f4b94a805625ed8af5d838386380b1baa9266f43461966d9e0bc79706d639c", kill_on_drop: false }`
[INFO] [stdout] 74f4b94a805625ed8af5d838386380b1baa9266f43461966d9e0bc79706d639c