[INFO] fetching crate proptest-arbitrary-interop 0.1.0...
[INFO] checking proptest-arbitrary-interop-0.1.0 against try#95813608313bff49cfc1afc393a946a3c085b772 for pr-148946
[INFO] extracting crate proptest-arbitrary-interop 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate proptest-arbitrary-interop 0.1.0
[INFO] finished tweaking crates.io crate proptest-arbitrary-interop 0.1.0
[INFO] tweaked toml for crates.io crate proptest-arbitrary-interop 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate proptest-arbitrary-interop 0.1.0 on toolchain 95813608313bff49cfc1afc393a946a3c085b772
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "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" "+95813608313bff49cfc1afc393a946a3c085b772" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aaa7cab392ad879ef991d63566155a57ce8f74c8f84f58dd58a47255a438fb25
[INFO] running `Command { std: "docker" "start" "-a" "aaa7cab392ad879ef991d63566155a57ce8f74c8f84f58dd58a47255a438fb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aaa7cab392ad879ef991d63566155a57ce8f74c8f84f58dd58a47255a438fb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaa7cab392ad879ef991d63566155a57ce8f74c8f84f58dd58a47255a438fb25", kill_on_drop: false }`
[INFO] [stdout] aaa7cab392ad879ef991d63566155a57ce8f74c8f84f58dd58a47255a438fb25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24455541f2aa8b3f0f2ca930caba0f8d384ce4088cc2c4878c7c01cd9d93e11d
[INFO] running `Command { std: "docker" "start" "-a" "24455541f2aa8b3f0f2ca930caba0f8d384ce4088cc2c4878c7c01cd9d93e11d", kill_on_drop: false }`
[INFO] [stderr]     Checking arbitrary v1.4.2
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking rusty-fork v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking proptest v1.9.0
[INFO] [stderr]     Checking proptest-arbitrary-interop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]   --> tests/interop.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let r = u8::arbitrary(u)?;
[INFO] [stdout]    |                     ^^^^^^^^^ multiple `arbitrary` found
[INFO] [stdout]    |
[INFO] [stdout]    = note: candidate #1 is defined in an impl of the trait `arbitrary::Arbitrary` for the type `u8`
[INFO] [stdout]    = note: candidate #2 is defined in an impl of the trait `proptest::arbitrary::Arbitrary` for the type `u8`
[INFO] [stdout] help: use fully-qualified syntax to disambiguate
[INFO] [stdout]    |
[INFO] [stdout] 14 -         let r = u8::arbitrary(u)?;
[INFO] [stdout] 14 +         let r = <u8 as arbitrary::Arbitrary>::arbitrary(u)?;
[INFO] [stdout]    |
[INFO] [stdout] 14 -         let r = u8::arbitrary(u)?;
[INFO] [stdout] 14 +         let r = <u8 as proptest::arbitrary::Arbitrary>::arbitrary(u)?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]   --> tests/interop.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let g = u8::arbitrary(u)?;
[INFO] [stdout]    |                     ^^^^^^^^^ multiple `arbitrary` found
[INFO] [stdout]    |
[INFO] [stdout]    = note: candidate #1 is defined in an impl of the trait `arbitrary::Arbitrary` for the type `u8`
[INFO] [stdout]    = note: candidate #2 is defined in an impl of the trait `proptest::arbitrary::Arbitrary` for the type `u8`
[INFO] [stdout] help: use fully-qualified syntax to disambiguate
[INFO] [stdout]    |
[INFO] [stdout] 15 -         let g = u8::arbitrary(u)?;
[INFO] [stdout] 15 +         let g = <u8 as arbitrary::Arbitrary>::arbitrary(u)?;
[INFO] [stdout]    |
[INFO] [stdout] 15 -         let g = u8::arbitrary(u)?;
[INFO] [stdout] 15 +         let g = <u8 as proptest::arbitrary::Arbitrary>::arbitrary(u)?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]   --> tests/interop.rs:16:21
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let b = u8::arbitrary(u)?;
[INFO] [stdout]    |                     ^^^^^^^^^ multiple `arbitrary` found
[INFO] [stdout]    |
[INFO] [stdout]    = note: candidate #1 is defined in an impl of the trait `arbitrary::Arbitrary` for the type `u8`
[INFO] [stdout]    = note: candidate #2 is defined in an impl of the trait `proptest::arbitrary::Arbitrary` for the type `u8`
[INFO] [stdout] help: use fully-qualified syntax to disambiguate
[INFO] [stdout]    |
[INFO] [stdout] 16 -         let b = u8::arbitrary(u)?;
[INFO] [stdout] 16 +         let b = <u8 as arbitrary::Arbitrary>::arbitrary(u)?;
[INFO] [stdout]    |
[INFO] [stdout] 16 -         let b = u8::arbitrary(u)?;
[INFO] [stdout] 16 +         let b = <u8 as proptest::arbitrary::Arbitrary>::arbitrary(u)?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proptest-arbitrary-interop` (test "interop") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "24455541f2aa8b3f0f2ca930caba0f8d384ce4088cc2c4878c7c01cd9d93e11d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24455541f2aa8b3f0f2ca930caba0f8d384ce4088cc2c4878c7c01cd9d93e11d", kill_on_drop: false }`
[INFO] [stdout] 24455541f2aa8b3f0f2ca930caba0f8d384ce4088cc2c4878c7c01cd9d93e11d