[INFO] cloning repository https://github.com/Prakhar-FF13/Learning-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Prakhar-FF13/Learning-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPrakhar-FF13%2FLearning-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPrakhar-FF13%2FLearning-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 060b4a34f283476c5e0113af38beda72c45f9d03
[INFO] checking Prakhar-FF13/Learning-Rust against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPrakhar-FF13%2FLearning-Rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Prakhar-FF13/Learning-Rust on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Prakhar-FF13/Learning-Rust
[INFO] finished tweaking git repo https://github.com/Prakhar-FF13/Learning-Rust
[INFO] tweaked toml for git repo https://github.com/Prakhar-FF13/Learning-Rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Prakhar-FF13/Learning-Rust 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88b78f0bb56a3ea62c40798f92f785b371ed75262549a7597fe85156c043dcbb
[INFO] running `Command { std: "docker" "start" "-a" "88b78f0bb56a3ea62c40798f92f785b371ed75262549a7597fe85156c043dcbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88b78f0bb56a3ea62c40798f92f785b371ed75262549a7597fe85156c043dcbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88b78f0bb56a3ea62c40798f92f785b371ed75262549a7597fe85156c043dcbb", kill_on_drop: false }`
[INFO] [stdout] 88b78f0bb56a3ea62c40798f92f785b371ed75262549a7597fe85156c043dcbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08ee07108bf010863162ac20e2c7d387d9c8fed1b43f7b888b041130be8851c3
[INFO] running `Command { std: "docker" "start" "-a" "08ee07108bf010863162ac20e2c7d387d9c8fed1b43f7b888b041130be8851c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]     Checking library v0.1.0 (/opt/rustwide/workdir/library)
[INFO] [stderr]     Checking stdin-out v0.1.0 (/opt/rustwide/workdir/stdin-out)
[INFO] [stderr]     Checking memory_management v0.1.0 (/opt/rustwide/workdir/memory_management)
[INFO] [stderr]     Checking lessons v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking enumerations v0.1.0 (/opt/rustwide/workdir/enumerations)
[INFO] [stderr]     Checking strcutures v0.1.0 (/opt/rustwide/workdir/strcutures)
[INFO] [stderr]     Checking threads v0.1.0 (/opt/rustwide/workdir/threads)
[INFO] [stderr]     Checking variables v0.1.0 (/opt/rustwide/workdir/variables)
[INFO] [stderr]     Checking vectors v0.1.0 (/opt/rustwide/workdir/vectors)
[INFO] [stderr]     Checking hello_world v0.1.0 (/opt/rustwide/workdir/hello_world)
[INFO] [stderr]     Checking hashmaps v0.1.0 (/opt/rustwide/workdir/hashmaps)
[INFO] [stderr]     Checking dependency v0.1.0 (/opt/rustwide/workdir/dependency)
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking serialize-deserialize v0.1.0 (/opt/rustwide/workdir/serialize-deserialize)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.74s
[INFO] running `Command { std: "docker" "inspect" "08ee07108bf010863162ac20e2c7d387d9c8fed1b43f7b888b041130be8851c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08ee07108bf010863162ac20e2c7d387d9c8fed1b43f7b888b041130be8851c3", kill_on_drop: false }`
[INFO] [stdout] 08ee07108bf010863162ac20e2c7d387d9c8fed1b43f7b888b041130be8851c3
[INFO] checking Prakhar-FF13/Learning-Rust against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPrakhar-FF13%2FLearning-Rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Prakhar-FF13/Learning-Rust on toolchain f9935d29d867449445ee008640ccca1bf1ae0889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Prakhar-FF13/Learning-Rust
[INFO] finished tweaking git repo https://github.com/Prakhar-FF13/Learning-Rust
[INFO] tweaked toml for git repo https://github.com/Prakhar-FF13/Learning-Rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Prakhar-FF13/Learning-Rust 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16fdc682b710fc896eec3862b9d46282071eec65183cf4e0b637233e46792c23
[INFO] running `Command { std: "docker" "start" "-a" "16fdc682b710fc896eec3862b9d46282071eec65183cf4e0b637233e46792c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16fdc682b710fc896eec3862b9d46282071eec65183cf4e0b637233e46792c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16fdc682b710fc896eec3862b9d46282071eec65183cf4e0b637233e46792c23", kill_on_drop: false }`
[INFO] [stdout] 16fdc682b710fc896eec3862b9d46282071eec65183cf4e0b637233e46792c23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b8252b15813941721973fe0ba97a2ef0b5e7b8113fdecec476be38d38012a9d
[INFO] running `Command { std: "docker" "start" "-a" "6b8252b15813941721973fe0ba97a2ef0b5e7b8113fdecec476be38d38012a9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]     Checking library v0.1.0 (/opt/rustwide/workdir/library)
[INFO] [stderr]     Checking hello_world v0.1.0 (/opt/rustwide/workdir/hello_world)
[INFO] [stderr]     Checking vectors v0.1.0 (/opt/rustwide/workdir/vectors)
[INFO] [stderr]     Checking hashmaps v0.1.0 (/opt/rustwide/workdir/hashmaps)
[INFO] [stderr]     Checking enumerations v0.1.0 (/opt/rustwide/workdir/enumerations)
[INFO] [stderr]     Checking stdin-out v0.1.0 (/opt/rustwide/workdir/stdin-out)
[INFO] [stderr]     Checking threads v0.1.0 (/opt/rustwide/workdir/threads)
[INFO] [stderr]     Checking lessons v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking strcutures v0.1.0 (/opt/rustwide/workdir/strcutures)
[INFO] [stderr]     Checking variables v0.1.0 (/opt/rustwide/workdir/variables)
[INFO] [stderr]     Checking dependency v0.1.0 (/opt/rustwide/workdir/dependency)
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> threads/src/main.rs:46:28
[INFO] [stdout]    |
[INFO] [stdout] 46 |         .for_each(|handle| handle.join().unwrap());
[INFO] [stdout]    |                    ------  ^^^^^^^^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking memory_management v0.1.0 (/opt/rustwide/workdir/memory_management)
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `threads` (bin "threads" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> threads/src/main.rs:46:28
[INFO] [stdout]    |
[INFO] [stdout] 46 |         .for_each(|handle| handle.join().unwrap());
[INFO] [stdout]    |                    ------  ^^^^^^^^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `threads` (bin "threads") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6b8252b15813941721973fe0ba97a2ef0b5e7b8113fdecec476be38d38012a9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b8252b15813941721973fe0ba97a2ef0b5e7b8113fdecec476be38d38012a9d", kill_on_drop: false }`
[INFO] [stdout] 6b8252b15813941721973fe0ba97a2ef0b5e7b8113fdecec476be38d38012a9d