[INFO] fetching crate treerder 4.0.2...
[INFO] testing treerder-4.0.2 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate treerder 4.0.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate treerder 4.0.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate treerder 4.0.2
[INFO] tweaked toml for crates.io crate treerder 4.0.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate treerder 4.0.2 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate treerder 4.0.2 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5adf03d11de7608091e22cc5fd8d3e304546d9c95046309175dedbb42dc3a6c
[INFO] running `Command { std: "docker" "start" "-a" "c5adf03d11de7608091e22cc5fd8d3e304546d9c95046309175dedbb42dc3a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5adf03d11de7608091e22cc5fd8d3e304546d9c95046309175dedbb42dc3a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5adf03d11de7608091e22cc5fd8d3e304546d9c95046309175dedbb42dc3a6c", kill_on_drop: false }`
[INFO] [stdout] c5adf03d11de7608091e22cc5fd8d3e304546d9c95046309175dedbb42dc3a6c
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd1352ea23c23873649fee0ae4495a8f0ad1b4ed097f98d87d774ffd73627d51
[INFO] running `Command { std: "docker" "start" "-a" "cd1352ea23c23873649fee0ae4495a8f0ad1b4ed097f98d87d774ffd73627d51", kill_on_drop: false }`
[INFO] [stderr]    Compiling treerder v4.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "cd1352ea23c23873649fee0ae4495a8f0ad1b4ed097f98d87d774ffd73627d51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd1352ea23c23873649fee0ae4495a8f0ad1b4ed097f98d87d774ffd73627d51", kill_on_drop: false }`
[INFO] [stdout] cd1352ea23c23873649fee0ae4495a8f0ad1b4ed097f98d87d774ffd73627d51
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 096a072cdcf44931577a339c16800a74f6a4a0b11c1e14ff6bfa3bfecd383793
[INFO] running `Command { std: "docker" "start" "-a" "096a072cdcf44931577a339c16800a74f6a4a0b11c1e14ff6bfa3bfecd383793", kill_on_drop: false }`
[INFO] [stderr]    Compiling treerder v4.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:686:27
[INFO] [stdout]     |
[INFO] [stdout] 686 |             assert_eq!(ix as usize, orderer.ix as usize);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 686 |             assert_eq!(ix as *const () as usize, orderer.ix as usize);
[INFO] [stdout]     |                           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:699:32
[INFO] [stdout]     |
[INFO] [stdout] 699 |             assert_eq!(test_ix as usize, orderer.ix as usize);
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 699 |             assert_eq!(test_ix as *const () as usize, orderer.ix as usize);
[INFO] [stdout]     |                                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "096a072cdcf44931577a339c16800a74f6a4a0b11c1e14ff6bfa3bfecd383793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "096a072cdcf44931577a339c16800a74f6a4a0b11c1e14ff6bfa3bfecd383793", kill_on_drop: false }`
[INFO] [stdout] 096a072cdcf44931577a339c16800a74f6a4a0b11c1e14ff6bfa3bfecd383793
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e304e22c6f304a3068132ddd9d9f361bf1258d0655661f9f20836422e1048754
[INFO] running `Command { std: "docker" "start" "-a" "e304e22c6f304a3068132ddd9d9f361bf1258d0655661f9f20836422e1048754", kill_on_drop: false }`
[INFO] [stderr] warning: direct cast of function item into an integer
[INFO] [stderr]    --> src/lib.rs:686:27
[INFO] [stderr]     |
[INFO] [stderr] 686 |             assert_eq!(ix as usize, orderer.ix as usize);
[INFO] [stderr]     |                           ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stderr] help: first cast to a pointer `as *const ()`
[INFO] [stderr]     |
[INFO] [stderr] 686 |             assert_eq!(ix as *const () as usize, orderer.ix as usize);
[INFO] [stderr]     |                           ++++++++++++
[INFO] [stderr] 
[INFO] [stderr] warning: direct cast of function item into an integer
[INFO] [stderr]    --> src/lib.rs:699:32
[INFO] [stderr]     |
[INFO] [stderr] 699 |             assert_eq!(test_ix as usize, orderer.ix as usize);
[INFO] [stderr]     |                                ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: first cast to a pointer `as *const ()`
[INFO] [stderr]     |
[INFO] [stderr] 699 |             assert_eq!(test_ix as *const () as usize, orderer.ix as usize);
[INFO] [stderr]     |                                ++++++++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `treerder` (lib test) generated 2 warnings (run `cargo fix --lib -p treerder --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/treerder-0a4ee4cc1b29c8ed)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests_of_units::ab::ab ... ok
[INFO] [stdout] test tests_of_units::ab::zero_len ... ok
[INFO] [stdout] test tests_of_units::english_letters::ix::ixes ... ok
[INFO] [stdout] test tests_of_units::exc::in_depth_recursion ... ok
[INFO] [stdout] test tests_of_units::exc::nesting ... ok
[INFO] [stdout] test tests_of_units::exc::no_double_drop ... ok
[INFO] [stdout] test tests_of_units::exc::basic_test ... ok
[INFO] [stdout] test tests_of_units::letter::new ... ok
[INFO] [stdout] test tests_of_units::readme::test ... ok
[INFO] [stdout] test tests_of_units::readme::test2 ... ok
[INFO] [stdout] test tests_of_units::treerder::ins::double_insert ... ok
[INFO] [stdout] test tests_of_units::treerder::ins::new_path ... ok
[INFO] [stdout] test tests_of_units::treerder::new ... ok
[INFO] [stdout] test tests_of_units::treerder::new_with ... ok
[INFO] [stdout] test tests_of_units::treerder::order::basic_test ... ok
[INFO] [stdout] test tests_of_units::treerder::order::stability ... ok
[INFO] [stdout] test tests_of_units::treerder::order::load ... ok
[INFO] [stdout] test tests_of_units::treerder::order::no_mem_troubles ... ok
[INFO] [stdout] test tests_of_units::english_letters::ix::unsupported_char ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-aa4ef6a75394324f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests treerder
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Orderable (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e304e22c6f304a3068132ddd9d9f361bf1258d0655661f9f20836422e1048754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e304e22c6f304a3068132ddd9d9f361bf1258d0655661f9f20836422e1048754", kill_on_drop: false }`
[INFO] [stdout] e304e22c6f304a3068132ddd9d9f361bf1258d0655661f9f20836422e1048754
