[INFO] fetching crate arbitrary 1.4.2...
[INFO] testing arbitrary-1.4.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate arbitrary 1.4.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate arbitrary 1.4.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate arbitrary 1.4.2
[INFO] tweaked toml for crates.io crate arbitrary 1.4.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate arbitrary 1.4.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate arbitrary 1.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e2edbf44c2e51a00a5a9fd1389649ffa4a01cf6eb01a3fd95ae793f93158816
[INFO] running `Command { std: "docker" "start" "-a" "3e2edbf44c2e51a00a5a9fd1389649ffa4a01cf6eb01a3fd95ae793f93158816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e2edbf44c2e51a00a5a9fd1389649ffa4a01cf6eb01a3fd95ae793f93158816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2edbf44c2e51a00a5a9fd1389649ffa4a01cf6eb01a3fd95ae793f93158816", kill_on_drop: false }`
[INFO] [stdout] 3e2edbf44c2e51a00a5a9fd1389649ffa4a01cf6eb01a3fd95ae793f93158816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cd664d7c393e61625dba2e7ea8eef567a3f901496211b03d332159debb1ace6
[INFO] running `Command { std: "docker" "start" "-a" "9cd664d7c393e61625dba2e7ea8eef567a3f901496211b03d332159debb1ace6", kill_on_drop: false }`
[INFO] [stderr]    Compiling arbitrary v1.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "9cd664d7c393e61625dba2e7ea8eef567a3f901496211b03d332159debb1ace6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cd664d7c393e61625dba2e7ea8eef567a3f901496211b03d332159debb1ace6", kill_on_drop: false }`
[INFO] [stdout] 9cd664d7c393e61625dba2e7ea8eef567a3f901496211b03d332159debb1ace6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3ba6978891808862a0aab744537b46e326995f468bcdd2fcc46710e6e6a0bd5
[INFO] running `Command { std: "docker" "start" "-a" "a3ba6978891808862a0aab744537b46e326995f468bcdd2fcc46710e6e6a0bd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling exhaustigen v0.1.0
[INFO] [stderr]    Compiling arbitrary v1.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "a3ba6978891808862a0aab744537b46e326995f468bcdd2fcc46710e6e6a0bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3ba6978891808862a0aab744537b46e326995f468bcdd2fcc46710e6e6a0bd5", kill_on_drop: false }`
[INFO] [stdout] a3ba6978891808862a0aab744537b46e326995f468bcdd2fcc46710e6e6a0bd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 74f2cc6e9b0fcc217281e18722e3152905e164de645bf591b8774a0a8472045c
[INFO] running `Command { std: "docker" "start" "-a" "74f2cc6e9b0fcc217281e18722e3152905e164de645bf591b8774a0a8472045c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arbitrary-1590112a816f0e2c)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test error::tests::can_use_custom_error_types_with_result ... ok
[INFO] [stdout] test size_hint::tests::and ... ok
[INFO] [stdout] test size_hint::tests::and_all ... ok
[INFO] [stdout] test size_hint::tests::or ... ok
[INFO] [stdout] test size_hint::tests::or_all ... ok
[INFO] [stdout] test test::exhausted_entropy ... ok
[INFO] [stdout] test tests::arbitrary_collection ... ok
[INFO] [stdout] test tests::arbitrary_for_bytes ... ok
[INFO] [stdout] test tests::arbitrary_take_rest ... ok
[INFO] [stdout] test tests::arbitrary_take_rest_for_bytes ... ok
[INFO] [stdout] test tests::arbitrary_for_integers ... ok
[INFO] [stdout] test tests::finite_buffer_fill_buffer ... ok
[INFO] [stdout] test tests::size_hint_for_tuples ... ok
[INFO] [stdout] test unstructured::tests::int_in_range_covers_unsigned_range ... ok
[INFO] [stdout] test unstructured::tests::int_in_range_covers_signed_range ... ok
[INFO] [stdout] test tests::arbitrary_for_string ... ok
[INFO] [stdout] test unstructured::tests::int_in_range_uses_minimal_amount_of_bytes ... ok
[INFO] [stdout] test unstructured::tests::int_in_range_in_bounds ... ok
[INFO] [stdout] test unstructured::tests::int_in_range_of_one ... ok
[INFO] [stdout] test unstructured::tests::test_byte_size ... ok
[INFO] [stdout] test tests::arbitrary_for_vec_u8 ... ok
[INFO] [stdout] test tests::arbitrary_for_vec_vec_u8 ... ok
[INFO] [stdout] test tests::arbitrary_for_vec_vec_vec_u8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.98s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/bound.rs (/opt/rustwide/target/debug/deps/bound-bb2a2f7a4f48863c)
[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] [stderr]      Running tests/path.rs (/opt/rustwide/target/debug/deps/path-11be4d475a0eb5dc)
[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] [stderr]    Doc-tests arbitrary
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::arbitrary_len (line 187) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::choose_index (line 494) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::bytes (line 596) ... ok
[INFO] [stdout] test src/lib.rs - Arbitrary (line 98) ... ok
[INFO] [stdout] test src/lib.rs - Arbitrary::size_hint (line 243) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured (line 45) ... ok
[INFO] [stdout] test src/lib.rs - Arbitrary::arbitrary (line 182) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::choose (line 409) ... ok
[INFO] [stdout] test src/lib.rs - Arbitrary (line 123) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::arbitrary_loop (line 706) ... ok
[INFO] [stdout] test src/lib.rs - Arbitrary::try_size_hint (line 376) ... ok
[INFO] [stdout] test src/lib.rs - Arbitrary (line 76) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::arbitrary (line 146) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::choose (line 396) ... ok
[INFO] [stdout] test src/lib.rs - Arbitrary::size_hint (line 266) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::choose_index (line 477) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::fill_buffer (line 561) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::len (line 95) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::int_in_range (line 288) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::is_empty (line 119) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::new (line 81) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::ratio (line 526) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::take_rest (line 645) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::peek_bytes (line 623) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured<'a>::choose_iter (line 439) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "74f2cc6e9b0fcc217281e18722e3152905e164de645bf591b8774a0a8472045c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f2cc6e9b0fcc217281e18722e3152905e164de645bf591b8774a0a8472045c", kill_on_drop: false }`
[INFO] [stdout] 74f2cc6e9b0fcc217281e18722e3152905e164de645bf591b8774a0a8472045c