[INFO] fetching crate contracts 0.6.6...
[INFO] testing contracts-0.6.6 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate contracts 0.6.6 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate contracts 0.6.6
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate contracts 0.6.6
[INFO] tweaked toml for crates.io crate contracts 0.6.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate contracts 0.6.6 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 contracts 0.6.6 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] dd5a2c58fdb818078365c093a1c748cbc036159816d75c4fdd13066fabab464e
[INFO] running `Command { std: "docker" "start" "-a" "dd5a2c58fdb818078365c093a1c748cbc036159816d75c4fdd13066fabab464e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd5a2c58fdb818078365c093a1c748cbc036159816d75c4fdd13066fabab464e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5a2c58fdb818078365c093a1c748cbc036159816d75c4fdd13066fabab464e", kill_on_drop: false }`
[INFO] [stdout] dd5a2c58fdb818078365c093a1c748cbc036159816d75c4fdd13066fabab464e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e3893264be129aa995e9e13f9e5541365b8bfafba245dbff4dc9a5b59ea05ce1
[INFO] running `Command { std: "docker" "start" "-a" "e3893264be129aa995e9e13f9e5541365b8bfafba245dbff4dc9a5b59ea05ce1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling contracts v0.6.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.11s
[INFO] running `Command { std: "docker" "inspect" "e3893264be129aa995e9e13f9e5541365b8bfafba245dbff4dc9a5b59ea05ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3893264be129aa995e9e13f9e5541365b8bfafba245dbff4dc9a5b59ea05ce1", kill_on_drop: false }`
[INFO] [stdout] e3893264be129aa995e9e13f9e5541365b8bfafba245dbff4dc9a5b59ea05ce1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b09ff2fe590183e72bc1eab4320c5729f069417052ddf68708746f1e4af2026d
[INFO] running `Command { std: "docker" "start" "-a" "b09ff2fe590183e72bc1eab4320c5729f069417052ddf68708746f1e4af2026d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling contracts v0.6.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.70s
[INFO] running `Command { std: "docker" "inspect" "b09ff2fe590183e72bc1eab4320c5729f069417052ddf68708746f1e4af2026d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b09ff2fe590183e72bc1eab4320c5729f069417052ddf68708746f1e4af2026d", kill_on_drop: false }`
[INFO] [stdout] b09ff2fe590183e72bc1eab4320c5729f069417052ddf68708746f1e4af2026d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 419e5917217e8f916333a9d2ca6cb6b8b08656d99c6592d4e057237ba68c462e
[INFO] running `Command { std: "docker" "start" "-a" "419e5917217e8f916333a9d2ca6cb6b8b08656d99c6592d4e057237ba68c462e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/contracts-63adeb3839ad7a57)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running tests/functions.rs (/opt/rustwide/target/debug/deps/functions-7b781d344489ff49)
[INFO] [stdout] test implementation::traits::tests::attributes_stay_on_trait_impl ... ok
[INFO] [stdout] test implementation::traits::tests::attributes_stay_on_trait_def ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_invariant ... ok
[INFO] [stdout] test test_a_thing ... ok
[INFO] [stdout] test test_pattern_match ... ok
[INFO] [stdout] test test_mut_ref_and_lifetimes ... ok
[INFO] [stdout] test test_braced_condition_expression_clippy ... ok
[INFO] [stdout] test test_sort ... ok
[INFO] [stdout] test test_unbound_parameters_clippy ... ok
[INFO] [stdout] test test_impl_trait_arg ... ok
[INFO] [stdout] test test_impl_trait_return ... ok
[INFO] [stderr]      Running tests/implication.rs (/opt/rustwide/target/debug/deps/implication-96f4d76678f4b999)
[INFO] [stdout] test test_early_return - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_ret_implication_old ... ok
[INFO] [stdout] test test_nested_implication ... ok
[INFO] [stdout] test test_ret_implication ... ok
[INFO] [stdout] test test_failing_implication - should panic ... ok
[INFO] [stdout] test test_requires_implication ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/issues.rs (/opt/rustwide/target/debug/deps/issues-1904a51b0ed1bd26)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test gl_issue_18 ... ok
[INFO] [stdout] test gl_issue_11 ... ok
[INFO] [stdout] test gl_issue_16 ... ok
[INFO] [stdout] test gl_issue_17 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/methods.rs (/opt/rustwide/target/debug/deps/methods-5d16adf0e37bdc8d)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_self_macro_hygiene ... ok
[INFO] [stdout] test methods ... ok
[INFO] [stdout] test impl_invariant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_old_simple ... ok
[INFO] [stdout] test test_old_nested ... ok
[INFO] [stderr]      Running tests/old.rs (/opt/rustwide/target/debug/deps/old-d21caed650f89d48)
[INFO] [stdout] test test_violation - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ranged_int.rs (/opt/rustwide/target/debug/deps/ranged_int-352a39d921c1140a)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test ranged_int_add ... ok
[INFO] [stdout] test ranged_int_add_reassign ... ok
[INFO] [stdout] test construction_underflow - should panic ... ok
[INFO] [stdout] test construction_overflow - should panic ... ok
[INFO] [stdout] test ranged_overflow - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/traits.rs (/opt/rustwide/target/debug/deps/traits-23d756febe7dd886)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test adder_example ... ok
[INFO] [stdout] test interpolate_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests contracts
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - (line 116) ... ok
[INFO] [stdout] test src/lib.rs - ensures (line 238) ... ok
[INFO] [stdout] test src/lib.rs - (line 102) ... ok
[INFO] [stdout] test src/lib.rs - contract_trait (line 371) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 151) ... ok
[INFO] [stdout] test src/lib.rs - invariant (line 293) ... ok
[INFO] [stdout] test src/lib.rs - requires (line 190) ... ok
[INFO] [stdout] test src/lib.rs - invariant (line 304) ... ok
[INFO] [stdout] test src/lib.rs - ensures (line 246) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "419e5917217e8f916333a9d2ca6cb6b8b08656d99c6592d4e057237ba68c462e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "419e5917217e8f916333a9d2ca6cb6b8b08656d99c6592d4e057237ba68c462e", kill_on_drop: false }`
[INFO] [stdout] 419e5917217e8f916333a9d2ca6cb6b8b08656d99c6592d4e057237ba68c462e