[INFO] cloning repository https://github.com/christoffetzer/RustLecture2024 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/christoffetzer/RustLecture2024" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristoffetzer%2FRustLecture2024", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristoffetzer%2FRustLecture2024'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3357f025418c12b2fc9d11cb7f2e2588a04a0145 [INFO] checking christoffetzer/RustLecture2024/3357f025418c12b2fc9d11cb7f2e2588a04a0145 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristoffetzer%2FRustLecture2024" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/christoffetzer/RustLecture2024 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/christoffetzer/RustLecture2024 [INFO] finished tweaking git repo https://github.com/christoffetzer/RustLecture2024 [INFO] tweaked toml for git repo https://github.com/christoffetzer/RustLecture2024 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/christoffetzer/RustLecture2024 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded gcore v1.3.1 [INFO] [stderr] Downloaded io v0.0.2 [INFO] [stderr] Downloaded gstd-codegen v1.3.1 [INFO] [stderr] Downloaded inline_colorization v0.1.6 [INFO] [stderr] Downloaded shells v0.2.0 [INFO] [stderr] Downloaded no-panic v0.1.30 [INFO] [stderr] Downloaded gstd v1.3.1 [INFO] [stderr] Downloaded gear-stack-buffer v1.3.1 [INFO] [stderr] Downloaded gsys v1.3.1 [INFO] [stderr] Downloaded gear-core-errors v1.3.1 [INFO] [stderr] Downloaded galloc v1.3.1 [INFO] [stderr] Downloaded clap-verbosity-flag v2.2.0 [INFO] [stderr] Downloaded gmeta v1.3.1 [INFO] [stderr] Downloaded libc-print v0.1.23 [INFO] [stderr] Downloaded cbitmap v0.3.2 [INFO] [stderr] Downloaded str-buf v3.0.3 [INFO] [stderr] Downloaded gear-dlmalloc v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9661dd8af7e0876a1e2839accd48bacc44776e723294d4fdec756dc00e941938 [INFO] running `Command { std: "docker" "start" "-a" "9661dd8af7e0876a1e2839accd48bacc44776e723294d4fdec756dc00e941938", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9661dd8af7e0876a1e2839accd48bacc44776e723294d4fdec756dc00e941938", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9661dd8af7e0876a1e2839accd48bacc44776e723294d4fdec756dc00e941938", kill_on_drop: false }` [INFO] [stdout] 9661dd8af7e0876a1e2839accd48bacc44776e723294d4fdec756dc00e941938 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c966743ea6c6370e016cfdc13162d709480f89b273548668d406a77e6c7bedf8 [INFO] running `Command { std: "docker" "start" "-a" "c966743ea6c6370e016cfdc13162d709480f89b273548668d406a77e6c7bedf8", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.154 [INFO] [stderr] Compiling proc-macro2 v1.0.82 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking colorchoice v1.0.1 [INFO] [stderr] 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v0.6.0 [INFO] [stderr] Checking libc-print v0.1.23 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Checking str-buf v3.0.3 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking zerocopy v0.7.34 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking uint v0.9.5 [INFO] [stderr] Compiling const_format_proc_macros v0.2.32 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking fixed-hash v0.8.0 [INFO] [stderr] Checking gsys v1.3.1 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking allocator-api2 v0.2.18 [INFO] [stderr] Checking blake2-rfc v0.2.18 [INFO] [stderr] Checking galloc v1.3.1 [INFO] [stderr] Compiling toml_edit v0.21.1 [INFO] [stderr] Compiling anyhow v1.0.83 [INFO] [stderr] Checking inline_colorization v0.1.6 [INFO] [stderr] Checking bs58 v0.5.1 [INFO] [stderr] Checking env_filter v0.1.0 [INFO] [stderr] Checking checked_collatz_2 v0.1.0 (/opt/rustwide/workdir/41_variable_names) [INFO] [stderr] Checking checked_collatz v0.1.0 (/opt/rustwide/workdir/18_checked_integers) [INFO] [stderr] Checking num-rational v0.4.2 [INFO] [stderr] Checking termination_check v0.1.0 (/opt/rustwide/workdir/22_termination_check) [INFO] [stderr] Checking big_uint v0.1.0 (/opt/rustwide/workdir/21_big_uint) [INFO] [stderr] Checking const_format v0.2.32 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking collatz v0.1.0 (/opt/rustwide/workdir/15_bench_collatz) [INFO] [stderr] Checking collatz_u128 v0.1.0 (/opt/rustwide/workdir/20_bench_u128) [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking env_logger v0.11.3 [INFO] [stderr] Checking cbitmap v0.3.2 [INFO] [stderr] Checking shells v0.2.0 [INFO] [stderr] Checking num v0.4.3 [INFO] [stderr] Checking expr_option v0.1.0 (/opt/rustwide/workdir/54_expr_option) [INFO] [stderr] Checking monads v0.1.0 (/opt/rustwide/workdir/50_monads) [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> 54_expr_option/src/main.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | let (r, l) = unchecked_div_log(l.0, r.0); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unchecked_div_log` is never used [INFO] [stdout] --> 54_expr_option/src/main.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn unchecked_div_log(m: i32, n: i32) -> (i32, String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unchecked_eval_log` is never used [INFO] [stdout] --> 54_expr_option/src/main.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn unchecked_eval_log(e: &Expr) -> (i32, String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unchecked_eval_log2` is never used [INFO] [stdout] --> 54_expr_option/src/main.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn unchecked_eval_log2(e: &Expr) -> (i32, String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `apply` is never used [INFO] [stdout] --> 54_expr_option/src/main.rs:68:4 [INFO] [stdout] | [INFO] [stdout] 68 | fn apply(l: (i32,String), r: (i32,String)) -> (i32,String) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking intro_collatz_halting_problem v0.1.0 (/opt/rustwide/workdir/3d_collatz) [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> 54_expr_option/src/main.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | let (r, l) = unchecked_div_log(l.0, r.0); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unchecked_div_log` is never used [INFO] [stdout] --> 54_expr_option/src/main.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn unchecked_div_log(m: i32, n: i32) -> (i32, String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unchecked_eval_log` is never used [INFO] [stdout] --> 54_expr_option/src/main.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn unchecked_eval_log(e: &Expr) -> (i32, String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unchecked_eval_log2` is never used [INFO] [stdout] --> 54_expr_option/src/main.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn unchecked_eval_log2(e: &Expr) -> (i32, String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `apply` is never used [INFO] [stdout] --> 54_expr_option/src/main.rs:68:4 [INFO] [stdout] | [INFO] [stdout] 68 | fn apply(l: (i32,String), r: (i32,String)) -> (i32,String) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking u16_collatz v0.1.0 (/opt/rustwide/workdir/31_u16_collatz) [INFO] [stderr] Checking bin_collatz v0.1.0 (/opt/rustwide/workdir/30_bin_collatz) [INFO] [stderr] Checking fail_omission v0.1.0 (/opt/rustwide/workdir/17_omission_errors) [INFO] [stderr] Checking fail_stop v0.1.0 (/opt/rustwide/workdir/16_fail_stop) [INFO] [stderr] Checking example_unbounded_no_termination v0.1.0 (/opt/rustwide/workdir/34_example_unbounded_no_termination) [INFO] [stderr] Checking example_bounded_termination v0.1.0 (/opt/rustwide/workdir/35_bounded_termination) [INFO] [stderr] Checking terminate_always_with_test v0.1.0 (/opt/rustwide/workdir/13_terminate_always_with_test) [INFO] [stderr] Checking no_overflow_collatz v0.1.0 (/opt/rustwide/workdir/6_no_overflow_collatz) [INFO] [stderr] Checking terminate_always v0.1.0 (/opt/rustwide/workdir/12_terminate_always) [INFO] [stderr] Checking u128_collatz v0.1.0 (/opt/rustwide/workdir/5_u128_collatz) [INFO] [stderr] Checking iter_collatz v0.1.0 (/opt/rustwide/workdir/32_iter_collatz) [INFO] [stderr] Checking rnd_collatz v0.1.0 (/opt/rustwide/workdir/4_rnd_collatz) [INFO] [stderr] Checking search_in_arc_array v0.1.0 (/opt/rustwide/workdir/43_search_in_arc_array) [INFO] [stderr] Checking show_bits v0.1.0 (/opt/rustwide/workdir/11_show_bits) [INFO] [stderr] Checking option v0.1.0 (/opt/rustwide/workdir/40_option) [INFO] [stderr] Checking integer_sizes_fmt v0.1.0 (/opt/rustwide/workdir/19_integer_sizes_fmt) [INFO] [stderr] Checking match_statements v0.1.0 (/opt/rustwide/workdir/51_match_statements) [INFO] [stderr] Checking hello_world v0.1.0 (/opt/rustwide/workdir/1_hello_world) [INFO] [stderr] Checking function_as_argument v0.1.0 (/opt/rustwide/workdir/52_function_as_argument) [INFO] [stderr] Checking min_max_integers v0.1.0 (/opt/rustwide/workdir/9_min_max_integers) [INFO] [stderr] Checking integer_sizes v0.1.0 (/opt/rustwide/workdir/14_integer_sizes) [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking simple_scope v0.1.0 (/opt/rustwide/workdir/25_simple_scope) [INFO] [stderr] Checking check_collatz_i64 v0.1.0 (/opt/rustwide/workdir/3b_check_collatz) [INFO] [stderr] Checking counter2 v0.1.0 (/opt/rustwide/workdir/60_counter) [INFO] [stderr] Checking simple_expr v0.1.0 (/opt/rustwide/workdir/53_simple_expr) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> 25_simple_scope/src/main.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 55 | return v [INFO] [stdout] | -------- any code following this expression is unreachable [INFO] [stdout] 56 | } [INFO] [stdout] 57 | v [INFO] [stdout] | ^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> 25_simple_scope/src/main.rs:90:5 [INFO] [stdout] | [INFO] [stdout] 90 | / v= { [INFO] [stdout] 91 | | let v = 1_1; [INFO] [stdout] 92 | | return v [INFO] [stdout] | | -------- any code following this expression is unreachable [INFO] [stdout] 93 | | }; [INFO] [stdout] | |_____^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let v=1_0; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | let v=1_1; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let v = 1_1; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | let v=10; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `v` is never read [INFO] [stdout] --> 25_simple_scope/src/main.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | let mut v = 1_0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `v` is never read [INFO] [stdout] --> 25_simple_scope/src/main.rs:79:13 [INFO] [stdout] | [INFO] [stdout] 79 | let mut v = 1_0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let mut v = 1_0; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `v` is never read [INFO] [stdout] --> 25_simple_scope/src/main.rs:90:5 [INFO] [stdout] | [INFO] [stdout] 90 | v= { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> 25_simple_scope/src/main.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | let mut v = 1_0; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling proc-macro-crate v3.1.0 [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | let v = new_id(1,1); // scope 0, instance 1 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:132:9 [INFO] [stdout] | [INFO] [stdout] 132 | let v = new_id(1,2); // scope 0, instance 2 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:133:9 [INFO] [stdout] | [INFO] [stdout] 133 | let v = new_id(1,2); // scope 0, instance 3 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | let v = new_id(1,1); // scope 0, instance 1 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:138:9 [INFO] [stdout] | [INFO] [stdout] 138 | let v = new_id(1,2); // scope 0, instance 2 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:139:9 [INFO] [stdout] | [INFO] [stdout] 139 | let v = new_id(1,3); // scope 0, instance 3 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:164:9 [INFO] [stdout] | [INFO] [stdout] 164 | let v = new_id(1,1); // scope 0, instance 1 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:166:13 [INFO] [stdout] | [INFO] [stdout] 166 | let v = new_id(2,2); // scope 0, instance 2 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:168:17 [INFO] [stdout] | [INFO] [stdout] 168 | let v = new_id(3,3); // scope 0, instance 2 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | let v = new_id(1,4); // scope 0, instance 3 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `variant_1d` is never used [INFO] [stdout] --> 25_simple_scope/src/main.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn variant_1d() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `variant_5b` is never used [INFO] [stdout] --> 25_simple_scope/src/main.rs:78:4 [INFO] [stdout] | [INFO] [stdout] 78 | fn variant_5b() -> u32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `variant_2b` is never used [INFO] [stdout] --> 25_simple_scope/src/main.rs:136:4 [INFO] [stdout] | [INFO] [stdout] 136 | fn variant_2b() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: path statement with no effect [INFO] [stdout] --> 25_simple_scope/src/main.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | v; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(path_statements)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: path statement with no effect [INFO] [stdout] --> 25_simple_scope/src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | v; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: path statement with no effect [INFO] [stdout] --> 25_simple_scope/src/main.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | v; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking check_collatz v0.1.0 (/opt/rustwide/workdir/3_check_collatz) [INFO] [stderr] Checking owner_example v0.1.0 (/opt/rustwide/workdir/56_owner_example) [INFO] [stderr] Checking static_overflow_check v0.1.0 (/opt/rustwide/workdir/24_static_overflow_check) [INFO] [stderr] Compiling serde_derive v1.0.201 [INFO] [stderr] Compiling clap_derive v4.5.4 [INFO] [stderr] Compiling enum-iterator-derive v1.4.0 [INFO] [stdout] warning: variable `MyVariable` should have a snake case name [INFO] [stdout] --> 56_owner_example/src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let MyVariable=1_0; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `my_variable` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling gstd-codegen v1.3.1 [INFO] [stderr] Compiling no-panic v0.1.30 [INFO] [stderr] Checking no-panic v0.1.0 (/opt/rustwide/workdir/55_no_panic) [INFO] [stderr] Checking check_collatz_u16 v0.1.0 (/opt/rustwide/workdir/3c_check_collatz) [INFO] [stderr] Checking example_no_termination v0.1.0 (/opt/rustwide/workdir/33_example_no_termination) [INFO] [stderr] Checking search_in_array v0.1.0 (/opt/rustwide/workdir/42_search_in_array) [INFO] [stderr] Checking scoping v0.1.0 (/opt/rustwide/workdir/23_scoping) [INFO] [stderr] Checking arrays v0.1.0 (/opt/rustwide/workdir/8_arrays) [INFO] [stderr] Checking intro_collatz v0.1.0 (/opt/rustwide/workdir/2_collatz) [INFO] [stderr] Checking enum-iterator v1.5.0 [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> 25_simple_scope/src/main.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 55 | return v [INFO] [stdout] | -------- any code following this expression is unreachable [INFO] [stdout] 56 | } [INFO] [stdout] 57 | v [INFO] [stdout] | ^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> 25_simple_scope/src/main.rs:90:5 [INFO] [stdout] | [INFO] [stdout] 90 | / v= { [INFO] [stdout] 91 | | let v = 1_1; [INFO] [stdout] 92 | | return v [INFO] [stdout] | | -------- any code following this expression is unreachable [INFO] [stdout] 93 | | }; [INFO] [stdout] | |_____^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let v=1_0; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | let v=1_1; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let v = 1_1; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | let v=10; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `v` is never read [INFO] [stdout] --> 25_simple_scope/src/main.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | let mut v = 1_0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `v` is never read [INFO] [stdout] --> 25_simple_scope/src/main.rs:79:13 [INFO] [stdout] | [INFO] [stdout] 79 | let mut v = 1_0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let mut v = 1_0; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `v` is never read [INFO] [stdout] --> 25_simple_scope/src/main.rs:90:5 [INFO] [stdout] | [INFO] [stdout] 90 | v= { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> 25_simple_scope/src/main.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | let mut v = 1_0; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | let v = new_id(1,1); // scope 0, instance 1 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:132:9 [INFO] [stdout] | [INFO] [stdout] 132 | let v = new_id(1,2); // scope 0, instance 2 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:133:9 [INFO] [stdout] | [INFO] [stdout] 133 | let v = new_id(1,2); // scope 0, instance 3 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | let v = new_id(1,1); // scope 0, instance 1 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:138:9 [INFO] [stdout] | [INFO] [stdout] 138 | let v = new_id(1,2); // scope 0, instance 2 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:139:9 [INFO] [stdout] | [INFO] [stdout] 139 | let v = new_id(1,3); // scope 0, instance 3 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:164:9 [INFO] [stdout] | [INFO] [stdout] 164 | let v = new_id(1,1); // scope 0, instance 1 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:166:13 [INFO] [stdout] | [INFO] [stdout] 166 | let v = new_id(2,2); // scope 0, instance 2 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:168:17 [INFO] [stdout] | [INFO] [stdout] 168 | let v = new_id(3,3); // scope 0, instance 2 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> 25_simple_scope/src/main.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | let v = new_id(1,4); // scope 0, instance 3 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `variant_1d` is never used [INFO] [stdout] --> 25_simple_scope/src/main.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn variant_1d() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `variant_5b` is never used [INFO] [stdout] --> 25_simple_scope/src/main.rs:78:4 [INFO] [stdout] | [INFO] [stdout] 78 | fn variant_5b() -> u32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `variant_2b` is never used [INFO] [stdout] --> 25_simple_scope/src/main.rs:136:4 [INFO] [stdout] | [INFO] [stdout] 136 | fn variant_2b() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: path statement with no effect [INFO] [stdout] --> 25_simple_scope/src/main.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | v; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(path_statements)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: path statement with no effect [INFO] [stdout] --> 25_simple_scope/src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | v; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: path statement with no effect [INFO] [stdout] --> 25_simple_scope/src/main.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | v; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `MyVariable` should have a snake case name [INFO] [stdout] --> 56_owner_example/src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let MyVariable=1_0; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `my_variable` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking clap v4.5.4 [INFO] [stderr] Checking clap-verbosity-flag v2.2.0 [INFO] [stderr] Compiling parity-scale-codec-derive v3.6.12 [INFO] [stderr] Compiling impl-trait-for-tuples v0.2.2 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Compiling scale-info-derive v2.11.3 [INFO] [stderr] Checking parity-scale-codec v3.6.12 [INFO] [stderr] Checking scale-info v2.11.3 [INFO] [stderr] Checking impl-codec v0.6.0 [INFO] [stderr] Checking gear-core-errors v1.3.1 [INFO] [stderr] Checking primitive-types v0.12.2 [INFO] [stderr] Checking gmeta v1.3.1 [INFO] [stderr] Checking gcore v1.3.1 [INFO] [stderr] Checking gstd v1.3.1 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking io v0.0.2 [INFO] [stderr] Checking list_files v0.1.0 (/opt/rustwide/workdir/7_list_files) [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stdout] error[E0432]: unresolved import `checked_collatz` [INFO] [stdout] --> 41_variable_names/benches/benchmark.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use checked_collatz::checked_collatz; [INFO] [stdout] | ^^^^^^^^^^^^^^^ use of undeclared crate or module `checked_collatz` [INFO] [stdout] | [INFO] [stdout] help: there is a crate or module with a similar name [INFO] [stdout] | [INFO] [stdout] 1 | use checked_collatz_2::checked_collatz; [INFO] [stdout] | ~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `checked_collatz_2` (bench "benchmark") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "c966743ea6c6370e016cfdc13162d709480f89b273548668d406a77e6c7bedf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c966743ea6c6370e016cfdc13162d709480f89b273548668d406a77e6c7bedf8", kill_on_drop: false }` [INFO] [stdout] c966743ea6c6370e016cfdc13162d709480f89b273548668d406a77e6c7bedf8