[INFO] cloning repository https://github.com/27factorial/rust_code_club [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/27factorial/rust_code_club" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F27factorial%2Frust_code_club", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F27factorial%2Frust_code_club'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 34bb236905e579a3f8491d10944f67b5b8ad816e [INFO] testing 27factorial/rust_code_club against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F27factorial%2Frust_code_club" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/27factorial/rust_code_club on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/27factorial/rust_code_club [INFO] finished tweaking git repo https://github.com/27factorial/rust_code_club [INFO] tweaked toml for git repo https://github.com/27factorial/rust_code_club written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/27factorial/rust_code_club already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3b6e0eb123756632776060a7675e8714f92f4b04adaa5212b6f72e11e0fe4a6d [INFO] running `Command { std: "docker" "start" "-a" "3b6e0eb123756632776060a7675e8714f92f4b04adaa5212b6f72e11e0fe4a6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b6e0eb123756632776060a7675e8714f92f4b04adaa5212b6f72e11e0fe4a6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b6e0eb123756632776060a7675e8714f92f4b04adaa5212b6f72e11e0fe4a6d", kill_on_drop: false }` [INFO] [stdout] 3b6e0eb123756632776060a7675e8714f92f4b04adaa5212b6f72e11e0fe4a6d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3b7c5267641430a24c9e93f9ed17432c68f973010b1faf40cdf0c5e60deeba88 [INFO] running `Command { std: "docker" "start" "-a" "3b7c5267641430a24c9e93f9ed17432c68f973010b1faf40cdf0c5e60deeba88", kill_on_drop: false }` [INFO] [stderr] Compiling data_types v0.1.0 (/opt/rustwide/workdir/data_types) [INFO] [stderr] Compiling borrowing v0.1.0 (/opt/rustwide/workdir/borrowing) [INFO] [stderr] Compiling variables_and_functions v0.1.0 (/opt/rustwide/workdir/variables_and_functions) [INFO] [stderr] Compiling hello_world v0.1.0 (/opt/rustwide/workdir/hello_world) [INFO] [stdout] warning: unused variable: `var` [INFO] [stdout] --> data_types/src/main.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let var: i32 = 42; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_var` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `esstzet` [INFO] [stdout] --> data_types/src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let esstzet: char = 'ß'; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_esstzet` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `first_item` [INFO] [stdout] --> data_types/src/main.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | let first_item: i32 = array[0]; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_item` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `Command { std: "docker" "inspect" "3b7c5267641430a24c9e93f9ed17432c68f973010b1faf40cdf0c5e60deeba88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b7c5267641430a24c9e93f9ed17432c68f973010b1faf40cdf0c5e60deeba88", kill_on_drop: false }` [INFO] [stdout] 3b7c5267641430a24c9e93f9ed17432c68f973010b1faf40cdf0c5e60deeba88 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8da812d79f40aaaa04d4c541f9c22a24c6730cb02474dc04c202b740ece86437 [INFO] running `Command { std: "docker" "start" "-a" "8da812d79f40aaaa04d4c541f9c22a24c6730cb02474dc04c202b740ece86437", kill_on_drop: false }` [INFO] [stderr] Compiling variables_and_functions v0.1.0 (/opt/rustwide/workdir/variables_and_functions) [INFO] [stderr] Compiling hello_world v0.1.0 (/opt/rustwide/workdir/hello_world) [INFO] [stderr] Compiling data_types v0.1.0 (/opt/rustwide/workdir/data_types) [INFO] [stderr] Compiling borrowing v0.1.0 (/opt/rustwide/workdir/borrowing) [INFO] [stdout] warning: unused variable: `var` [INFO] [stdout] --> data_types/src/main.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let var: i32 = 42; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_var` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `esstzet` [INFO] [stdout] --> data_types/src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let esstzet: char = 'ß'; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_esstzet` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `first_item` [INFO] [stdout] --> data_types/src/main.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | let first_item: i32 = array[0]; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_item` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `Command { std: "docker" "inspect" "8da812d79f40aaaa04d4c541f9c22a24c6730cb02474dc04c202b740ece86437", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8da812d79f40aaaa04d4c541f9c22a24c6730cb02474dc04c202b740ece86437", kill_on_drop: false }` [INFO] [stdout] 8da812d79f40aaaa04d4c541f9c22a24c6730cb02474dc04c202b740ece86437 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 583f4ae1d1acab97d58f552868b118c4ab9a5a03d45104c488e5c7731c228fe4 [INFO] running `Command { std: "docker" "start" "-a" "583f4ae1d1acab97d58f552868b118c4ab9a5a03d45104c488e5c7731c228fe4", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `var` [INFO] [stderr] --> data_types/src/main.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | let var: i32 = 42; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_var` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `esstzet` [INFO] [stderr] --> data_types/src/main.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let esstzet: char = 'ß'; [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_esstzet` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `first_item` [INFO] [stderr] --> data_types/src/main.rs:64:9 [INFO] [stderr] | [INFO] [stderr] 64 | let first_item: i32 = array[0]; [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_item` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/borrowing-106ecadae231495f) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/data_types-f4571fd278943677) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hello_world-824a746fc8c33fbe) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/variables_and_functions-be9c49c17b995024) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "583f4ae1d1acab97d58f552868b118c4ab9a5a03d45104c488e5c7731c228fe4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "583f4ae1d1acab97d58f552868b118c4ab9a5a03d45104c488e5c7731c228fe4", kill_on_drop: false }` [INFO] [stdout] 583f4ae1d1acab97d58f552868b118c4ab9a5a03d45104c488e5c7731c228fe4