[INFO] fetching crate rusttyc 0.5.0...
[INFO] testing rusttyc-0.5.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate rusttyc 0.5.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate rusttyc 0.5.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rusttyc 0.5.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rusttyc 0.5.0
[INFO] tweaked toml for crates.io crate rusttyc 0.5.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate rusttyc 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84d99d6b24d93dcee94505d4f25895a5569fcf05d9ccdb83410fc1292c08d46f
[INFO] running `Command { std: "docker" "start" "-a" "84d99d6b24d93dcee94505d4f25895a5569fcf05d9ccdb83410fc1292c08d46f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84d99d6b24d93dcee94505d4f25895a5569fcf05d9ccdb83410fc1292c08d46f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84d99d6b24d93dcee94505d4f25895a5569fcf05d9ccdb83410fc1292c08d46f", kill_on_drop: false }`
[INFO] [stdout] 84d99d6b24d93dcee94505d4f25895a5569fcf05d9ccdb83410fc1292c08d46f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 809093427de9e319bfc45172c6be8426a631ff1366f47bf14b45af18004b389d
[INFO] running `Command { std: "docker" "start" "-a" "809093427de9e319bfc45172c6be8426a631ff1366f47bf14b45af18004b389d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusttyc v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "809093427de9e319bfc45172c6be8426a631ff1366f47bf14b45af18004b389d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "809093427de9e319bfc45172c6be8426a631ff1366f47bf14b45af18004b389d", kill_on_drop: false }`
[INFO] [stdout] 809093427de9e319bfc45172c6be8426a631ff1366f47bf14b45af18004b389d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 079199edfc1951000d436b3a2da1245390d9a7ce2f692eaa3114b800eba6bb73
[INFO] running `Command { std: "docker" "start" "-a" "079199edfc1951000d436b3a2da1245390d9a7ce2f692eaa3114b800eba6bb73", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusttyc v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> examples/parametrized_function.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         name: &'static str,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Expression` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> examples/parametrized_function.rs:69:10
[INFO] [stdout]    |
[INFO] [stdout] 69 | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> examples/parametrized_function.rs:149:13
[INFO] [stdout]     |
[INFO] [stdout] 149 |             &params;
[INFO] [stdout]     |             ^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 149 |             let _ = &params;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/tests.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         name: &'static str,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Expression` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/tests.rs:70:10
[INFO] [stdout]    |
[INFO] [stdout] 70 | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "079199edfc1951000d436b3a2da1245390d9a7ce2f692eaa3114b800eba6bb73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "079199edfc1951000d436b3a2da1245390d9a7ce2f692eaa3114b800eba6bb73", kill_on_drop: false }`
[INFO] [stdout] 079199edfc1951000d436b3a2da1245390d9a7ce2f692eaa3114b800eba6bb73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 941125a05e564675f6ab71bea38efd12cad256b8dd5cb16f48ce99335d51e208
[INFO] running `Command { std: "docker" "start" "-a" "941125a05e564675f6ab71bea38efd12cad256b8dd5cb16f48ce99335d51e208", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]   --> src/tests.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         name: &'static str,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Expression` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/tests.rs:70:10
[INFO] [stderr]    |
[INFO] [stderr] 70 | #[derive(Clone, Debug)]
[INFO] [stderr]    |          ^^^^^  ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]   --> examples/parametrized_function.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |         name: &'static str,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Expression` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> examples/parametrized_function.rs:69:10
[INFO] [stderr]    |
[INFO] [stderr] 69 | #[derive(Clone, Debug)]
[INFO] [stderr]    |          ^^^^^  ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> examples/parametrized_function.rs:149:13
[INFO] [stderr]     |
[INFO] [stderr] 149 |             &params;
[INFO] [stderr]     |             ^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 149 |             let _ = &params;
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rusttyc` (lib test) generated 1 warning
[INFO] [stderr] warning: `rusttyc` (example "parametrized_function") generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusttyc-4a54c3382e33874b)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::bound_by_concrete_transitive ... ok
[INFO] [stdout] test tests::create_different_types ... ok
[INFO] [stdout] test tests::failing_type_check ... ok
[INFO] [stdout] test tests::test_asym_order ... ok
[INFO] [stdout] test tests::test_asym_separation ... ok
[INFO] [stdout] test tests::complex_type_check ... ok
[INFO] [stdout] test tests::test_variable_dedup ... ok
[INFO] [stdout] test tests::test_asym_simple ... ok
[INFO] [stdout] test tests::test_meet ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rusttyc
[INFO] [stderr] warning: lint `broken_intra_doc_links` has been renamed to `rustdoc::broken_intra_doc_links`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:91:5
[INFO] [stderr]    |
[INFO] [stderr] 91 |     broken_intra_doc_links,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::broken_intra_doc_links`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/keys.rs - keys::TcKey (line 48) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/keys.rs - keys::TcKey (line 87) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.93s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "941125a05e564675f6ab71bea38efd12cad256b8dd5cb16f48ce99335d51e208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "941125a05e564675f6ab71bea38efd12cad256b8dd5cb16f48ce99335d51e208", kill_on_drop: false }`
[INFO] [stdout] 941125a05e564675f6ab71bea38efd12cad256b8dd5cb16f48ce99335d51e208