[INFO] fetching crate proptest-recurse 0.5.0...
[INFO] testing proptest-recurse-0.5.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate proptest-recurse 0.5.0 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate proptest-recurse 0.5.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proptest-recurse 0.5.0
[INFO] finished tweaking crates.io crate proptest-recurse 0.5.0
[INFO] tweaked toml for crates.io crate proptest-recurse 0.5.0 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sized-chunks v0.6.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f29f00ec20b874a201097aeb194e1160403ee3a8894eb56d4f61f4f6c83281c5
[INFO] running `Command { std: "docker" "start" "-a" "f29f00ec20b874a201097aeb194e1160403ee3a8894eb56d4f61f4f6c83281c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f29f00ec20b874a201097aeb194e1160403ee3a8894eb56d4f61f4f6c83281c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f29f00ec20b874a201097aeb194e1160403ee3a8894eb56d4f61f4f6c83281c5", kill_on_drop: false }`
[INFO] [stdout] f29f00ec20b874a201097aeb194e1160403ee3a8894eb56d4f61f4f6c83281c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea9060d7021a2cd8fc00b6ae7bf717c091037dfb608ecd8e036c5fec57916285
[INFO] running `Command { std: "docker" "start" "-a" "ea9060d7021a2cd8fc00b6ae7bf717c091037dfb608ecd8e036c5fec57916285", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling im v15.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v1.0.0
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling proptest-recurse v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.92s
[INFO] running `Command { std: "docker" "inspect" "ea9060d7021a2cd8fc00b6ae7bf717c091037dfb608ecd8e036c5fec57916285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea9060d7021a2cd8fc00b6ae7bf717c091037dfb608ecd8e036c5fec57916285", kill_on_drop: false }`
[INFO] [stdout] ea9060d7021a2cd8fc00b6ae7bf717c091037dfb608ecd8e036c5fec57916285
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44e4062bcdd5ad038c16d03b9a1fd3a1ba87fb39505e0af5db335d316444ce95
[INFO] running `Command { std: "docker" "start" "-a" "44e4062bcdd5ad038c16d03b9a1fd3a1ba87fb39505e0af5db335d316444ce95", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proptest-recurse v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.49s
[INFO] running `Command { std: "docker" "inspect" "44e4062bcdd5ad038c16d03b9a1fd3a1ba87fb39505e0af5db335d316444ce95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44e4062bcdd5ad038c16d03b9a1fd3a1ba87fb39505e0af5db335d316444ce95", kill_on_drop: false }`
[INFO] [stdout] 44e4062bcdd5ad038c16d03b9a1fd3a1ba87fb39505e0af5db335d316444ce95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e352f027d3212a1e3b70f68dab6ad7a755397b4619f0f7eb8b25d31be560a2ea
[INFO] running `Command { std: "docker" "start" "-a" "e352f027d3212a1e3b70f68dab6ad7a755397b4619f0f7eb8b25d31be560a2ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/proptest_recurse-4ea611c15d0bb62c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test strategy_set_send_sync ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mutual.rs (/opt/rustwide/target/debug/deps/mutual-8bedf02ba5a98c7d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test create_first ... ok
[INFO] [stderr]    Doc-tests proptest-recurse
[INFO] [stdout] test create_second ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 13) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 66) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 27) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e352f027d3212a1e3b70f68dab6ad7a755397b4619f0f7eb8b25d31be560a2ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e352f027d3212a1e3b70f68dab6ad7a755397b4619f0f7eb8b25d31be560a2ea", kill_on_drop: false }`
[INFO] [stdout] e352f027d3212a1e3b70f68dab6ad7a755397b4619f0f7eb8b25d31be560a2ea