[INFO] crate proptest-quickcheck-interop 2.0.0 is already in cache
[INFO] testing proptest-quickcheck-interop-2.0.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate proptest-quickcheck-interop 2.0.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate proptest-quickcheck-interop 2.0.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proptest-quickcheck-interop 2.0.0
[INFO] finished tweaking crates.io crate proptest-quickcheck-interop 2.0.0
[INFO] tweaked toml for crates.io crate proptest-quickcheck-interop 2.0.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfcec8478e2608ad4852435709ba5a2d56f9b02e3da817782bf3e56920cbafeb
[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" "dfcec8478e2608ad4852435709ba5a2d56f9b02e3da817782bf3e56920cbafeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfcec8478e2608ad4852435709ba5a2d56f9b02e3da817782bf3e56920cbafeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfcec8478e2608ad4852435709ba5a2d56f9b02e3da817782bf3e56920cbafeb", kill_on_drop: false }`
[INFO] [stdout] dfcec8478e2608ad4852435709ba5a2d56f9b02e3da817782bf3e56920cbafeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d419c45330a00a1966ca8afbb7190743c865a0a38df7bf693c91198af12685a
[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" "1d419c45330a00a1966ca8afbb7190743c865a0a38df7bf693c91198af12685a", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling quickcheck v0.6.2
[INFO] [stderr]    Compiling proptest v0.4.2
[INFO] [stderr]    Compiling proptest-quickcheck-interop v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:202:19
[INFO] [stdout]     |
[INFO] [stdout] 202 |     shrinker: Box<Iterator<Item = A>>
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = A>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:229:35
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn new(curr: A, shrinker: Box<Iterator<Item = A>>) -> Self {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = A>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.64s
[INFO] running `Command { std: "docker" "inspect" "1d419c45330a00a1966ca8afbb7190743c865a0a38df7bf693c91198af12685a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d419c45330a00a1966ca8afbb7190743c865a0a38df7bf693c91198af12685a", kill_on_drop: false }`
[INFO] [stdout] 1d419c45330a00a1966ca8afbb7190743c865a0a38df7bf693c91198af12685a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4965cb5a28e5c2d942d5b550e2b1a34f2b6610739f4c96bdf40c48981f555295
[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" "4965cb5a28e5c2d942d5b550e2b1a34f2b6610739f4c96bdf40c48981f555295", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:202:19
[INFO] [stdout]     |
[INFO] [stdout] 202 |     shrinker: Box<Iterator<Item = A>>
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = A>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:229:35
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn new(curr: A, shrinker: Box<Iterator<Item = A>>) -> Self {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = A>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proptest-quickcheck-interop v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:202:19
[INFO] [stdout]     |
[INFO] [stdout] 202 |     shrinker: Box<Iterator<Item = A>>
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = A>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:229:35
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn new(curr: A, shrinker: Box<Iterator<Item = A>>) -> Self {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = A>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `Command { std: "docker" "inspect" "4965cb5a28e5c2d942d5b550e2b1a34f2b6610739f4c96bdf40c48981f555295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4965cb5a28e5c2d942d5b550e2b1a34f2b6610739f4c96bdf40c48981f555295", kill_on_drop: false }`
[INFO] [stdout] 4965cb5a28e5c2d942d5b550e2b1a34f2b6610739f4c96bdf40c48981f555295
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 84c69efd65047b5b77f92d19be92e9e9b0892ddc9fd4c88c339eb460f5938e3b
[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" "84c69efd65047b5b77f92d19be92e9e9b0892ddc9fd4c88c339eb460f5938e3b", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:202:19
[INFO] [stderr]     |
[INFO] [stderr] 202 |     shrinker: Box<Iterator<Item = A>>
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = A>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:229:35
[INFO] [stderr]     |
[INFO] [stderr] 229 |     fn new(curr: A, shrinker: Box<Iterator<Item = A>>) -> Self {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = A>`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:202:19
[INFO] [stderr]     |
[INFO] [stderr] 202 |     shrinker: Box<Iterator<Item = A>>
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = A>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:229:35
[INFO] [stderr]     |
[INFO] [stderr] 229 |     fn new(curr: A, shrinker: Box<Iterator<Item = A>>) -> Self {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = A>`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/proptest_quickcheck_interop-6dfdf2d7911e1c2e
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::contract_followed_by_qc_strategy ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests proptest-quickcheck-interop
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "84c69efd65047b5b77f92d19be92e9e9b0892ddc9fd4c88c339eb460f5938e3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84c69efd65047b5b77f92d19be92e9e9b0892ddc9fd4c88c339eb460f5938e3b", kill_on_drop: false }`
[INFO] [stdout] 84c69efd65047b5b77f92d19be92e9e9b0892ddc9fd4c88c339eb460f5938e3b