[INFO] cloning repository https://github.com/JustBeYou/SimpleTransactionEngine [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JustBeYou/SimpleTransactionEngine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustBeYou%2FSimpleTransactionEngine", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustBeYou%2FSimpleTransactionEngine'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 58ce1c2cbccb2d63de720d6a510d35dd325b9c1d [INFO] checking JustBeYou/SimpleTransactionEngine/58ce1c2cbccb2d63de720d6a510d35dd325b9c1d against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustBeYou%2FSimpleTransactionEngine" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JustBeYou/SimpleTransactionEngine on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/JustBeYou/SimpleTransactionEngine [INFO] finished tweaking git repo https://github.com/JustBeYou/SimpleTransactionEngine [INFO] tweaked toml for git repo https://github.com/JustBeYou/SimpleTransactionEngine written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/JustBeYou/SimpleTransactionEngine 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0dabe04ba752e0022337bfcb45a144385677fd469e06552c28988c49d954f657 [INFO] running `Command { std: "docker" "start" "-a" "0dabe04ba752e0022337bfcb45a144385677fd469e06552c28988c49d954f657", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0dabe04ba752e0022337bfcb45a144385677fd469e06552c28988c49d954f657", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0dabe04ba752e0022337bfcb45a144385677fd469e06552c28988c49d954f657", kill_on_drop: false }` [INFO] [stdout] 0dabe04ba752e0022337bfcb45a144385677fd469e06552c28988c49d954f657 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 02fe59861d52ba862f62a7b1beac9f00c3f7bd6a32fec7b2912692604e6fd965 [INFO] running `Command { std: "docker" "start" "-a" "02fe59861d52ba862f62a7b1beac9f00c3f7bd6a32fec7b2912692604e6fd965", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling quote v1.0.19 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Compiling quickcheck_macros v1.0.0 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking simple_transaction_engine v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.00s [INFO] running `Command { std: "docker" "inspect" "02fe59861d52ba862f62a7b1beac9f00c3f7bd6a32fec7b2912692604e6fd965", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02fe59861d52ba862f62a7b1beac9f00c3f7bd6a32fec7b2912692604e6fd965", kill_on_drop: false }` [INFO] [stdout] 02fe59861d52ba862f62a7b1beac9f00c3f7bd6a32fec7b2912692604e6fd965