[INFO] fetching crate virtual_exec_type 0.5.0-alpha.1...
[INFO] testing virtual_exec_type-0.5.0-alpha.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate virtual_exec_type 0.5.0-alpha.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate virtual_exec_type 0.5.0-alpha.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate virtual_exec_type 0.5.0-alpha.1
[INFO] tweaked toml for crates.io crate virtual_exec_type 0.5.0-alpha.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate virtual_exec_type 0.5.0-alpha.1 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 virtual_exec_type 0.5.0-alpha.1 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1e15f74565fd62a23d10e1bb2c109e44c56137e14aa045624499ccb5a628bb3c
[INFO] running `Command { std: "docker" "start" "-a" "1e15f74565fd62a23d10e1bb2c109e44c56137e14aa045624499ccb5a628bb3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e15f74565fd62a23d10e1bb2c109e44c56137e14aa045624499ccb5a628bb3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e15f74565fd62a23d10e1bb2c109e44c56137e14aa045624499ccb5a628bb3c", kill_on_drop: false }`
[INFO] [stdout] 1e15f74565fd62a23d10e1bb2c109e44c56137e14aa045624499ccb5a628bb3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2395e64c0e3d73e5ed3ae4a5a8adbe5460437396899e2578340209e3731612f0
[INFO] running `Command { std: "docker" "start" "-a" "2395e64c0e3d73e5ed3ae4a5a8adbe5460437396899e2578340209e3731612f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling inventory v0.3.24
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling virtual_exec_type v0.5.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `Command { std: "docker" "inspect" "2395e64c0e3d73e5ed3ae4a5a8adbe5460437396899e2578340209e3731612f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2395e64c0e3d73e5ed3ae4a5a8adbe5460437396899e2578340209e3731612f0", kill_on_drop: false }`
[INFO] [stdout] 2395e64c0e3d73e5ed3ae4a5a8adbe5460437396899e2578340209e3731612f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1b8ee3f0c2f617d3cafb2151d9e8d2612d2070dc1762ef28e1caa6f8754bda7d
[INFO] running `Command { std: "docker" "start" "-a" "1b8ee3f0c2f617d3cafb2151d9e8d2612d2070dc1762ef28e1caa6f8754bda7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling virtual_exec_type v0.5.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `obj_1`
[INFO] [stdout]   --> tests/mem_test.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let obj_1 = alloc.alloc(MemoryChunk(50)).unwrap();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_obj_1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `obj_2`
[INFO] [stdout]   --> tests/mem_test.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let obj_2 = alloc.alloc(MemoryChunk(50)).unwrap();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_obj_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `obj_2`
[INFO] [stdout]   --> tests/mem_test.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let obj_2 = alloc.alloc(MemoryChunk(50)).unwrap();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_obj_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "1b8ee3f0c2f617d3cafb2151d9e8d2612d2070dc1762ef28e1caa6f8754bda7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b8ee3f0c2f617d3cafb2151d9e8d2612d2070dc1762ef28e1caa6f8754bda7d", kill_on_drop: false }`
[INFO] [stdout] 1b8ee3f0c2f617d3cafb2151d9e8d2612d2070dc1762ef28e1caa6f8754bda7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0962c57748f4a57970c4f3d974ee1f0075bcc465b474330a14e0bf084d4707a2
[INFO] running `Command { std: "docker" "start" "-a" "0962c57748f4a57970c4f3d974ee1f0075bcc465b474330a14e0bf084d4707a2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr] warning: unused variable: `obj_1`
[INFO] [stdout] 
[INFO] [stderr]   --> tests/mem_test.rs:10:9
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 10 |     let obj_1 = alloc.alloc(MemoryChunk(50)).unwrap();
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_obj_1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `obj_2`
[INFO] [stderr]   --> tests/mem_test.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let obj_2 = alloc.alloc(MemoryChunk(50)).unwrap();
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_obj_2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `obj_2`
[INFO] [stderr]   --> tests/mem_test.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let obj_2 = alloc.alloc(MemoryChunk(50)).unwrap();
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_obj_2`
[INFO] [stderr] 
[INFO] [stderr] warning: `virtual_exec_type` (test "mem_test") generated 3 warnings (run `cargo fix --test "mem_test" -p virtual_exec_type` to apply 3 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/virtual_exec_type-89986409bc2d8a2d)
[INFO] [stderr]      Running tests/base_test.rs (/opt/rustwide/target/debug/deps/base_test-8f5dc7bfee63e8b7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_value_creation_and_downcast ... 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]      Running tests/mem_test.rs (/opt/rustwide/target/debug/deps/mem_test-7bc133d792625f3f)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_mem_alloc ... ok
[INFO] [stdout] test test_mem_change_alloc ... ok
[INFO] [stdout] test test_mem_dealloc ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running tests/op_test.rs (/opt/rustwide/target/debug/deps/op_test-57163451ca54ebba)
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    Doc-tests virtual_exec_type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_op_add_functionality ... 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] [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] running `Command { std: "docker" "inspect" "0962c57748f4a57970c4f3d974ee1f0075bcc465b474330a14e0bf084d4707a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0962c57748f4a57970c4f3d974ee1f0075bcc465b474330a14e0bf084d4707a2", kill_on_drop: false }`
[INFO] [stdout] 0962c57748f4a57970c4f3d974ee1f0075bcc465b474330a14e0bf084d4707a2
