[INFO] cloning repository https://github.com/Henriquemcc/rustlings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Henriquemcc/rustlings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenriquemcc%2Frustlings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenriquemcc%2Frustlings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 638d3ed7295f2076d70b9db4f43f62a98c8de68a
[INFO] checking Henriquemcc/rustlings/638d3ed7295f2076d70b9db4f43f62a98c8de68a 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%2FHenriquemcc%2Frustlings" "/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/Henriquemcc/rustlings 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/Henriquemcc/rustlings
[INFO] finished tweaking git repo https://github.com/Henriquemcc/rustlings
[INFO] tweaked toml for git repo https://github.com/Henriquemcc/rustlings written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Henriquemcc/rustlings 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] 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] c6fb824f72cc60fb58eadea8c21f30825ed217e5701004ff0244d5cefaa98c50
[INFO] running `Command { std: "docker" "start" "-a" "c6fb824f72cc60fb58eadea8c21f30825ed217e5701004ff0244d5cefaa98c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6fb824f72cc60fb58eadea8c21f30825ed217e5701004ff0244d5cefaa98c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6fb824f72cc60fb58eadea8c21f30825ed217e5701004ff0244d5cefaa98c50", kill_on_drop: false }`
[INFO] [stdout] c6fb824f72cc60fb58eadea8c21f30825ed217e5701004ff0244d5cefaa98c50
[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] 76cee41d894c8a8cd320512e8696bac1074ed80d0c9b65392fb34e5fe0510155
[INFO] running `Command { std: "docker" "start" "-a" "76cee41d894c8a8cd320512e8696bac1074ed80d0c9b65392fb34e5fe0510155", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde_derive v1.0.140
[INFO] [stderr]    Compiling serde v1.0.140
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]     Checking predicates-tree v1.0.5
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking console v0.15.1
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking filetime v0.2.17
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking console v0.7.7
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking indicatif v0.10.3
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking rustlings v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking escargot v0.4.0
[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.69s
[INFO] running `Command { std: "docker" "inspect" "76cee41d894c8a8cd320512e8696bac1074ed80d0c9b65392fb34e5fe0510155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76cee41d894c8a8cd320512e8696bac1074ed80d0c9b65392fb34e5fe0510155", kill_on_drop: false }`
[INFO] [stdout] 76cee41d894c8a8cd320512e8696bac1074ed80d0c9b65392fb34e5fe0510155