[INFO] fetching crate ruatom 0.1.0...
[INFO] checking ruatom-0.1.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate ruatom 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate ruatom 0.1.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruatom 0.1.0
[INFO] finished tweaking crates.io crate ruatom 0.1.0
[INFO] tweaked toml for crates.io crate ruatom 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding ahash v0.7.8 (available: v0.8.11)
[INFO] [stderr]       Adding hashbrown v0.12.3 (available: v0.14.5)
[INFO] [stderr]       Adding phf v0.10.1 (available: v0.11.2)
[INFO] [stderr]       Adding phf_generator v0.10.0 (available: v0.11.2)
[INFO] [stderr]       Adding phf_macros v0.10.0 (available: v0.11.2)
[INFO] [stderr]       Adding phf_shared v0.10.0 (available: v0.11.2)
[INFO] [stderr]       Adding siphasher v0.3.11 (available: v1.0.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2857199dbd4967114be2afdc9d4fd3123f80d2f5b5e699a2c151340ea19bd25d
[INFO] running `Command { std: "docker" "start" "-a" "2857199dbd4967114be2afdc9d4fd3123f80d2f5b5e699a2c151340ea19bd25d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2857199dbd4967114be2afdc9d4fd3123f80d2f5b5e699a2c151340ea19bd25d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2857199dbd4967114be2afdc9d4fd3123f80d2f5b5e699a2c151340ea19bd25d", kill_on_drop: false }`
[INFO] [stdout] 2857199dbd4967114be2afdc9d4fd3123f80d2f5b5e699a2c151340ea19bd25d
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d45218420c33ee90230c7a2e2fe41b01f2af2d59ea402dc81d7275debe095a1
[INFO] running `Command { std: "docker" "start" "-a" "2d45218420c33ee90230c7a2e2fe41b01f2af2d59ea402dc81d7275debe095a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]     Checking siphasher v0.3.11
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking ruatom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&configuration::Configuration` instead of cloning the inner type
[INFO] [stdout]    --> src/molecule/topology.rs:183:16
[INFO] [stdout]     |
[INFO] [stdout] 183 |               ))?
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 184 | |             .clone()
[INFO] [stdout]     | |____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&configuration::Configuration` instead of cloning the inner type
[INFO] [stdout]    --> src/molecule/topology.rs:213:16
[INFO] [stdout]     |
[INFO] [stdout] 213 |               ))?
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 214 | |             .clone()
[INFO] [stdout]     | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&configuration::Configuration` instead of cloning the inner type
[INFO] [stdout]    --> src/molecule/topology.rs:183:16
[INFO] [stdout]     |
[INFO] [stdout] 183 |               ))?
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 184 | |             .clone()
[INFO] [stdout]     | |____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&configuration::Configuration` instead of cloning the inner type
[INFO] [stdout]    --> src/molecule/topology.rs:213:16
[INFO] [stdout]     |
[INFO] [stdout] 213 |               ))?
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 214 | |             .clone()
[INFO] [stdout]     | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.46s
[INFO] running `Command { std: "docker" "inspect" "2d45218420c33ee90230c7a2e2fe41b01f2af2d59ea402dc81d7275debe095a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d45218420c33ee90230c7a2e2fe41b01f2af2d59ea402dc81d7275debe095a1", kill_on_drop: false }`
[INFO] [stdout] 2d45218420c33ee90230c7a2e2fe41b01f2af2d59ea402dc81d7275debe095a1