[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 beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F27factorial%2Frust_code_club" "/workspace/builds/worker-20/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/27factorial/rust_code_club on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-20/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2f58dd7738b06cc3151c747e729a4e27b14bf894e22ade97958ddf1408a0e263 [INFO] running `Command { std: "docker" "start" "-a" "2f58dd7738b06cc3151c747e729a4e27b14bf894e22ade97958ddf1408a0e263", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2f58dd7738b06cc3151c747e729a4e27b14bf894e22ade97958ddf1408a0e263", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f58dd7738b06cc3151c747e729a4e27b14bf894e22ade97958ddf1408a0e263", kill_on_drop: false }` [INFO] [stdout] 2f58dd7738b06cc3151c747e729a4e27b14bf894e22ade97958ddf1408a0e263 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9e6333b4ab6ecb3c1bde05002b4910582e3915b1ea5caf911bc8a79a4625fa0f [INFO] running `Command { std: "docker" "start" "-a" "9e6333b4ab6ecb3c1bde05002b4910582e3915b1ea5caf911bc8a79a4625fa0f", kill_on_drop: false }` [INFO] [stderr] Compiling borrowing v0.1.0 (/opt/rustwide/workdir/borrowing) [INFO] [stderr] Compiling hello_world v0.1.0 (/opt/rustwide/workdir/hello_world) [INFO] [stderr] Compiling variables_and_functions v0.1.0 (/opt/rustwide/workdir/variables_and_functions) [INFO] [stderr] Compiling data_types v0.1.0 (/opt/rustwide/workdir/data_types) [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 0.86s [INFO] running `Command { std: "docker" "inspect" "9e6333b4ab6ecb3c1bde05002b4910582e3915b1ea5caf911bc8a79a4625fa0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e6333b4ab6ecb3c1bde05002b4910582e3915b1ea5caf911bc8a79a4625fa0f", kill_on_drop: false }` [INFO] [stdout] 9e6333b4ab6ecb3c1bde05002b4910582e3915b1ea5caf911bc8a79a4625fa0f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a77b413c40d837bd097fdcf8f82af70db2c6eae7d93d11481a162ce06d635a8 [INFO] running `Command { std: "docker" "start" "-a" "1a77b413c40d837bd097fdcf8f82af70db2c6eae7d93d11481a162ce06d635a8", kill_on_drop: false }` [INFO] [stderr] Compiling data_types v0.1.0 (/opt/rustwide/workdir/data_types) [INFO] [stderr] Compiling hello_world v0.1.0 (/opt/rustwide/workdir/hello_world) [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] [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 0.74s [INFO] running `Command { std: "docker" "inspect" "1a77b413c40d837bd097fdcf8f82af70db2c6eae7d93d11481a162ce06d635a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a77b413c40d837bd097fdcf8f82af70db2c6eae7d93d11481a162ce06d635a8", kill_on_drop: false }` [INFO] [stdout] 1a77b413c40d837bd097fdcf8f82af70db2c6eae7d93d11481a162ce06d635a8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 766c73ff804dcd2b29425e3ed2fcae82fa3cbeedbc4d7c2846fdb2d1a3505c32 [INFO] running `Command { std: "docker" "start" "-a" "766c73ff804dcd2b29425e3ed2fcae82fa3cbeedbc4d7c2846fdb2d1a3505c32", 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: `data_types` (bin "data_types" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/borrowing-97afac623df0ee73) [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/data_types-d87242b8ef039b03) [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-b17c2867150e6157) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/variables_and_functions-a4583dc3bc7251eb) [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] running `Command { std: "docker" "inspect" "766c73ff804dcd2b29425e3ed2fcae82fa3cbeedbc4d7c2846fdb2d1a3505c32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "766c73ff804dcd2b29425e3ed2fcae82fa3cbeedbc4d7c2846fdb2d1a3505c32", kill_on_drop: false }` [INFO] [stdout] 766c73ff804dcd2b29425e3ed2fcae82fa3cbeedbc4d7c2846fdb2d1a3505c32