[INFO] fetching crate riff 2.0.0...
[INFO] testing riff-2.0.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate riff 2.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate riff 2.0.0
[INFO] finished tweaking crates.io crate riff 2.0.0
[INFO] tweaked toml for crates.io crate riff 2.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate riff 2.0.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c84bc96eea097ece94e0933b0298d53e657eb064d6cedb440ab250fd3cab5299
[INFO] running `Command { std: "docker" "start" "-a" "c84bc96eea097ece94e0933b0298d53e657eb064d6cedb440ab250fd3cab5299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c84bc96eea097ece94e0933b0298d53e657eb064d6cedb440ab250fd3cab5299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c84bc96eea097ece94e0933b0298d53e657eb064d6cedb440ab250fd3cab5299", kill_on_drop: false }`
[INFO] [stdout] c84bc96eea097ece94e0933b0298d53e657eb064d6cedb440ab250fd3cab5299
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06ef82727797f80ea7ee872f0e5b0cb70bb44b4b669209edfe22ae9168386a77
[INFO] running `Command { std: "docker" "start" "-a" "06ef82727797f80ea7ee872f0e5b0cb70bb44b4b669209edfe22ae9168386a77", kill_on_drop: false }`
[INFO] [stderr]    Compiling riff v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "06ef82727797f80ea7ee872f0e5b0cb70bb44b4b669209edfe22ae9168386a77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06ef82727797f80ea7ee872f0e5b0cb70bb44b4b669209edfe22ae9168386a77", kill_on_drop: false }`
[INFO] [stdout] 06ef82727797f80ea7ee872f0e5b0cb70bb44b4b669209edfe22ae9168386a77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d21d6675733cfa8dff81eca6b09909346c1e44fceccab68472119ff3323e5e25
[INFO] running `Command { std: "docker" "start" "-a" "d21d6675733cfa8dff81eca6b09909346c1e44fceccab68472119ff3323e5e25", kill_on_drop: false }`
[INFO] [stderr]    Compiling riff v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "d21d6675733cfa8dff81eca6b09909346c1e44fceccab68472119ff3323e5e25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d21d6675733cfa8dff81eca6b09909346c1e44fceccab68472119ff3323e5e25", kill_on_drop: false }`
[INFO] [stdout] d21d6675733cfa8dff81eca6b09909346c1e44fceccab68472119ff3323e5e25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 79dbcae11781aec2ecef68c5a01121a02090fb3533b1e2292197ab705e83310a
[INFO] running `Command { std: "docker" "start" "-a" "79dbcae11781aec2ecef68c5a01121a02090fb3533b1e2292197ab705e83310a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/riff-d8ea178bd8685e44)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::chunkid_format ... ok
[INFO] [stdout] test tests::chunkid_to_str ... ok
[INFO] [stdout] test tests::chunkid_from_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-6eb15f937306614e)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test read_test_2 ... ok
[INFO] [stdout] test read_test_1 ... ok
[INFO] [stdout] test read_minimal2 ... ok
[INFO] [stdout] test read_minimal ... ok
[INFO] [stdout] test write_test_2 ... ok
[INFO] [stdout] test write_test_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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 0.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "79dbcae11781aec2ecef68c5a01121a02090fb3533b1e2292197ab705e83310a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79dbcae11781aec2ecef68c5a01121a02090fb3533b1e2292197ab705e83310a", kill_on_drop: false }`
[INFO] [stdout] 79dbcae11781aec2ecef68c5a01121a02090fb3533b1e2292197ab705e83310a