[INFO] fetching crate finito 0.1.0...
[INFO] testing finito-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate finito 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate finito 0.1.0
[INFO] finished tweaking crates.io crate finito 0.1.0
[INFO] tweaked toml for crates.io crate finito 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate finito 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1174ed1555865abd2a04036b9c54d1f12a48038bec97fa69445fa98a65da0db5
[INFO] running `Command { std: "docker" "start" "-a" "1174ed1555865abd2a04036b9c54d1f12a48038bec97fa69445fa98a65da0db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1174ed1555865abd2a04036b9c54d1f12a48038bec97fa69445fa98a65da0db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1174ed1555865abd2a04036b9c54d1f12a48038bec97fa69445fa98a65da0db5", kill_on_drop: false }`
[INFO] [stdout] 1174ed1555865abd2a04036b9c54d1f12a48038bec97fa69445fa98a65da0db5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 111406dbcaba6be4314e74c040a4897b6a9a1998508a2fc5a8eac506622b1a75
[INFO] running `Command { std: "docker" "start" "-a" "111406dbcaba6be4314e74c040a4897b6a9a1998508a2fc5a8eac506622b1a75", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling pin-project-internal v1.1.11
[INFO] [stderr]    Compiling pin-project v1.1.11
[INFO] [stderr]    Compiling finito v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.52s
[INFO] running `Command { std: "docker" "inspect" "111406dbcaba6be4314e74c040a4897b6a9a1998508a2fc5a8eac506622b1a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "111406dbcaba6be4314e74c040a4897b6a9a1998508a2fc5a8eac506622b1a75", kill_on_drop: false }`
[INFO] [stdout] 111406dbcaba6be4314e74c040a4897b6a9a1998508a2fc5a8eac506622b1a75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 203750ccf64cbe49d313ca63e6f1aa7793eb3d9452773d0dbfff88571e9531a6
[INFO] running `Command { std: "docker" "start" "-a" "203750ccf64cbe49d313ca63e6f1aa7793eb3d9452773d0dbfff88571e9531a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling pin-project-internal v1.1.11
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling tokio v1.51.1
[INFO] [stderr]    Compiling pin-project v1.1.11
[INFO] [stderr]    Compiling finito v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.66s
[INFO] running `Command { std: "docker" "inspect" "203750ccf64cbe49d313ca63e6f1aa7793eb3d9452773d0dbfff88571e9531a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "203750ccf64cbe49d313ca63e6f1aa7793eb3d9452773d0dbfff88571e9531a6", kill_on_drop: false }`
[INFO] [stdout] 203750ccf64cbe49d313ca63e6f1aa7793eb3d9452773d0dbfff88571e9531a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6821087c6d514ba11f45611c7469371b902327ffe954124394955b753e2eedae
[INFO] running `Command { std: "docker" "start" "-a" "6821087c6d514ba11f45611c7469371b902327ffe954124394955b753e2eedae", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/finito-58c2bd43808a1344)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test strategy::exponential_backoff::can_use_factor_to_get_seconds ... ok
[INFO] [stdout] test strategy::exponential_backoff::returns_some_exponential_base_10 ... ok
[INFO] [stdout] test strategy::exponential_backoff::saturates_at_maximum_value ... ok
[INFO] [stdout] test strategy::exponential_backoff::returns_some_exponential_base_2 ... ok
[INFO] [stdout] test strategy::exponential_backoff::returns_max_when_max_less_than_base ... ok
[INFO] [stdout] test strategy::exponential_backoff::stops_increasing_at_max_delay ... ok
[INFO] [stdout] test strategy::fibonacci_backoff::can_use_factor_to_get_seconds ... ok
[INFO] [stdout] test strategy::fibonacci_backoff::returns_max_when_max_less_than_base ... ok
[INFO] [stdout] test strategy::fibonacci_backoff::stops_increasing_at_max_delay ... ok
[INFO] [stdout] test strategy::fibonacci_backoff::returns_the_fibonacci_series_starting_at_10 ... ok
[INFO] [stdout] test strategy::fixed_interval::returns_some_fixed ... ok
[INFO] [stdout] test strategy::fibonacci_backoff::saturates_at_maximum_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/future.rs (/opt/rustwide/target/debug/deps/future-0fd3bc01849e01de)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test attempts_just_once ... ok
[INFO] [stdout] test attempts_retry_only_if_given_condition_is_true ... ok
[INFO] [stdout] test attempts_until_max_retries_exceeded ... ok
[INFO] [stdout] test attempts_until_success ... ok
[INFO] [stderr]    Doc-tests finito
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6821087c6d514ba11f45611c7469371b902327ffe954124394955b753e2eedae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6821087c6d514ba11f45611c7469371b902327ffe954124394955b753e2eedae", kill_on_drop: false }`
[INFO] [stdout] 6821087c6d514ba11f45611c7469371b902327ffe954124394955b753e2eedae