[INFO] fetching crate finito 0.1.0...
[INFO] testing finito-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate finito 0.1.0 into /workspace/builds/worker-0-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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate finito 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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 50 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2c69158d09854ac9f808040871d76b585b754bc34d7b2b9f953c67abda1881c
[INFO] running `Command { std: "docker" "start" "-a" "d2c69158d09854ac9f808040871d76b585b754bc34d7b2b9f953c67abda1881c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2c69158d09854ac9f808040871d76b585b754bc34d7b2b9f953c67abda1881c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2c69158d09854ac9f808040871d76b585b754bc34d7b2b9f953c67abda1881c", kill_on_drop: false }`
[INFO] [stdout] d2c69158d09854ac9f808040871d76b585b754bc34d7b2b9f953c67abda1881c
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d143a974a91fec72643c05084470b47c1e27b9ccce0ffc22e807e20802a57cce
[INFO] running `Command { std: "docker" "start" "-a" "d143a974a91fec72643c05084470b47c1e27b9ccce0ffc22e807e20802a57cce", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling finito v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.26s
[INFO] running `Command { std: "docker" "inspect" "d143a974a91fec72643c05084470b47c1e27b9ccce0ffc22e807e20802a57cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d143a974a91fec72643c05084470b47c1e27b9ccce0ffc22e807e20802a57cce", kill_on_drop: false }`
[INFO] [stdout] d143a974a91fec72643c05084470b47c1e27b9ccce0ffc22e807e20802a57cce
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73fa2ab92c0a3e71ff3e992aea3824da1f2f7c721e0aa469be85c7122ea34f37
[INFO] running `Command { std: "docker" "start" "-a" "73fa2ab92c0a3e71ff3e992aea3824da1f2f7c721e0aa469be85c7122ea34f37", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling finito v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.23s
[INFO] running `Command { std: "docker" "inspect" "73fa2ab92c0a3e71ff3e992aea3824da1f2f7c721e0aa469be85c7122ea34f37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73fa2ab92c0a3e71ff3e992aea3824da1f2f7c721e0aa469be85c7122ea34f37", kill_on_drop: false }`
[INFO] [stdout] 73fa2ab92c0a3e71ff3e992aea3824da1f2f7c721e0aa469be85c7122ea34f37
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 279c8e9f6a1901ee3b9fe4a20e73629b4c4ccdfeb2b0be9c320fa3f66121b4be
[INFO] running `Command { std: "docker" "start" "-a" "279c8e9f6a1901ee3b9fe4a20e73629b4c4ccdfeb2b0be9c320fa3f66121b4be", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/finito-686ee1461d7c9771)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test strategy::exponential_backoff::returns_some_exponential_base_10 ... ok
[INFO] [stdout] test strategy::exponential_backoff::returns_max_when_max_less_than_base ... ok
[INFO] [stdout] test strategy::exponential_backoff::can_use_factor_to_get_seconds ... 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::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::saturates_at_maximum_value ... ok
[INFO] [stdout] test strategy::fibonacci_backoff::stops_increasing_at_max_delay ... ok
[INFO] [stdout] test strategy::fixed_interval::returns_some_fixed ... ok
[INFO] [stdout] test strategy::fibonacci_backoff::returns_the_fibonacci_series_starting_at_10 ... 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-b6b232953a81bb74)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test attempts_just_once ... ok
[INFO] [stdout] test attempts_until_max_retries_exceeded ... ok
[INFO] [stdout] test attempts_retry_only_if_given_condition_is_true ... ok
[INFO] [stdout] test attempts_until_success ... ok
[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] [stderr]    Doc-tests finito
[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" "279c8e9f6a1901ee3b9fe4a20e73629b4c4ccdfeb2b0be9c320fa3f66121b4be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "279c8e9f6a1901ee3b9fe4a20e73629b4c4ccdfeb2b0be9c320fa3f66121b4be", kill_on_drop: false }`
[INFO] [stdout] 279c8e9f6a1901ee3b9fe4a20e73629b4c4ccdfeb2b0be9c320fa3f66121b4be