[INFO] fetching crate shmfeeder 0.2.0...
[INFO] testing shmfeeder-0.2.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate shmfeeder 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate shmfeeder 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate shmfeeder 0.2.0
[INFO] tweaked toml for crates.io crate shmfeeder 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shmfeeder 0.2.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shmfeeder 0.2.0 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3ce6c0e346d3764101e84c9f13c52f902198003da08a148710aad97f6ef1f909
[INFO] running `Command { std: "docker" "start" "3ce6c0e346d3764101e84c9f13c52f902198003da08a148710aad97f6ef1f909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ce6c0e346d3764101e84c9f13c52f902198003da08a148710aad97f6ef1f909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3ce6c0e346d3764101e84c9f13c52f902198003da08a148710aad97f6ef1f909" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ce6c0e346d3764101e84c9f13c52f902198003da08a148710aad97f6ef1f909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3ce6c0e346d3764101e84c9f13c52f902198003da08a148710aad97f6ef1f909" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling shmfeeder v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::ptr::drop_in_place` with a pointer to a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/queue.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         std::ptr::drop_in_place(next_slot.data.get());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^--------------------^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 argument has type `*mut T`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 108 -         std::ptr::drop_in_place(next_slot.data.get());
[INFO] [stdout] 108 +         let _ = next_slot.data.get();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "3ce6c0e346d3764101e84c9f13c52f902198003da08a148710aad97f6ef1f909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3ce6c0e346d3764101e84c9f13c52f902198003da08a148710aad97f6ef1f909" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling shmfeeder v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::ptr::drop_in_place` with a pointer to a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/queue.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         std::ptr::drop_in_place(next_slot.data.get());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^--------------------^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 argument has type `*mut T`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 108 -         std::ptr::drop_in_place(next_slot.data.get());
[INFO] [stdout] 108 +         let _ = next_slot.data.get();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::ptr::drop_in_place` with a pointer to a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/queue.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         std::ptr::drop_in_place(next_slot.data.get());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^--------------------^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 argument has type `*mut T`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 108 -         std::ptr::drop_in_place(next_slot.data.get());
[INFO] [stdout] 108 +         let _ = next_slot.data.get();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "3ce6c0e346d3764101e84c9f13c52f902198003da08a148710aad97f6ef1f909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3ce6c0e346d3764101e84c9f13c52f902198003da08a148710aad97f6ef1f909" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: calls to `std::ptr::drop_in_place` with a pointer to a value that implements `Copy` does nothing
[INFO] [stderr]    --> src/queue.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |         std::ptr::drop_in_place(next_slot.data.get());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^--------------------^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 argument has type `*mut T`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 108 -         std::ptr::drop_in_place(next_slot.data.get());
[INFO] [stderr] 108 +         let _ = next_slot.data.get();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `shmfeeder` (lib) generated 1 warning
[INFO] [stderr] warning: `shmfeeder` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/shmfeeder/73e3cf38e9c6f72f/out/shmfeeder-73e3cf38e9c6f72f)
[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 shmfeeder
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 87) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 41) - compile ... 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] all doctests ran in 0.46s; merged doctests compilation took 0.45s
[INFO] running `Command { std: "docker" "inspect" "3ce6c0e346d3764101e84c9f13c52f902198003da08a148710aad97f6ef1f909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ce6c0e346d3764101e84c9f13c52f902198003da08a148710aad97f6ef1f909", kill_on_drop: false }`
[INFO] [stdout] 3ce6c0e346d3764101e84c9f13c52f902198003da08a148710aad97f6ef1f909
