[INFO] cloning repository https://github.com/Baransu/rust-exercise-electronic-signature
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Baransu/rust-exercise-electronic-signature" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaransu%2Frust-exercise-electronic-signature", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaransu%2Frust-exercise-electronic-signature'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04c8255bbf78f9e014e7eb42c867de5e8ab7ff3e
[INFO] checking Baransu/rust-exercise-electronic-signature/04c8255bbf78f9e014e7eb42c867de5e8ab7ff3e 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%2FBaransu%2Frust-exercise-electronic-signature" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Baransu/rust-exercise-electronic-signature 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/Baransu/rust-exercise-electronic-signature
[INFO] finished tweaking git repo https://github.com/Baransu/rust-exercise-electronic-signature
[INFO] tweaked toml for git repo https://github.com/Baransu/rust-exercise-electronic-signature written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Baransu/rust-exercise-electronic-signature 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] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 21f24944a058ae58115c2e0d0f6f8d292b727c0fdc301f429cf4a89b37e2631a
[INFO] running `Command { std: "docker" "start" "-a" "21f24944a058ae58115c2e0d0f6f8d292b727c0fdc301f429cf4a89b37e2631a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21f24944a058ae58115c2e0d0f6f8d292b727c0fdc301f429cf4a89b37e2631a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f24944a058ae58115c2e0d0f6f8d292b727c0fdc301f429cf4a89b37e2631a", kill_on_drop: false }`
[INFO] [stdout] 21f24944a058ae58115c2e0d0f6f8d292b727c0fdc301f429cf4a89b37e2631a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0b4f362cb813654a8748eba0ca6ab1a43c6f30b55321f3662c773c4a945b8ee4
[INFO] running `Command { std: "docker" "start" "-a" "0b4f362cb813654a8748eba0ca6ab1a43c6f30b55321f3662c773c4a945b8ee4", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking podpis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:24:67
[INFO] [stdout]    |
[INFO] [stdout] 24 |         Err(err) => panic!("Coudn't open {}: {}", display, Error::description(&err)),
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:91:67
[INFO] [stdout]    |
[INFO] [stdout] 91 |         Err(err) => panic!("Coudn't open {}: {}", display, Error::description(&err)),
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:140:70
[INFO] [stdout]     |
[INFO] [stdout] 140 |         Err(why) => panic!("couldn't create {}: {}", display, Error::description(&why)),
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:144:72
[INFO] [stdout]     |
[INFO] [stdout] 144 |         Err(why) => panic!("Couldn't write to {}: {}", display, Error::description(&why)),
[INFO] [stdout]     |                                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:24:67
[INFO] [stdout]    |
[INFO] [stdout] 24 |         Err(err) => panic!("Coudn't open {}: {}", display, Error::description(&err)),
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:91:67
[INFO] [stdout]    |
[INFO] [stdout] 91 |         Err(err) => panic!("Coudn't open {}: {}", display, Error::description(&err)),
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:140:70
[INFO] [stdout]     |
[INFO] [stdout] 140 |         Err(why) => panic!("couldn't create {}: {}", display, Error::description(&why)),
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:144:72
[INFO] [stdout]     |
[INFO] [stdout] 144 |         Err(why) => panic!("Couldn't write to {}: {}", display, Error::description(&why)),
[INFO] [stdout]     |                                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "0b4f362cb813654a8748eba0ca6ab1a43c6f30b55321f3662c773c4a945b8ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b4f362cb813654a8748eba0ca6ab1a43c6f30b55321f3662c773c4a945b8ee4", kill_on_drop: false }`
[INFO] [stdout] 0b4f362cb813654a8748eba0ca6ab1a43c6f30b55321f3662c773c4a945b8ee4