[INFO] cloning repository https://github.com/Abhishek8394/rust-tut-unsafe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Abhishek8394/rust-tut-unsafe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhishek8394%2Frust-tut-unsafe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhishek8394%2Frust-tut-unsafe'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9f8cd4a9670fe9d7bd10f7281cfd24e05b872eb0 [INFO] checking Abhishek8394/rust-tut-unsafe against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhishek8394%2Frust-tut-unsafe" "/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/Abhishek8394/rust-tut-unsafe on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Abhishek8394/rust-tut-unsafe [INFO] finished tweaking git repo https://github.com/Abhishek8394/rust-tut-unsafe [INFO] tweaked toml for git repo https://github.com/Abhishek8394/rust-tut-unsafe written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/Abhishek8394/rust-tut-unsafe already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] fb39e4060e736f487b34883ac3d8cb931365a5bffa9aebe559994df9243b6105 [INFO] running `Command { std: "docker" "start" "-a" "fb39e4060e736f487b34883ac3d8cb931365a5bffa9aebe559994df9243b6105", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb39e4060e736f487b34883ac3d8cb931365a5bffa9aebe559994df9243b6105", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb39e4060e736f487b34883ac3d8cb931365a5bffa9aebe559994df9243b6105", kill_on_drop: false }` [INFO] [stdout] fb39e4060e736f487b34883ac3d8cb931365a5bffa9aebe559994df9243b6105 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 35807a580fde0c42614481b4216e5bd39dc373706871f551116723449c377dba [INFO] running `Command { std: "docker" "start" "-a" "35807a580fde0c42614481b4216e5bd39dc373706871f551116723449c377dba", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking unsafe_tut_core v0.1.0 (/opt/rustwide/workdir/core) [INFO] [stderr] Checking my_macros v0.1.0 (/opt/rustwide/workdir/my_macros) [INFO] [stderr] Checking quote v1.0.7 [INFO] [stderr] Checking hello_macro_derive v0.1.0 (/opt/rustwide/workdir/my_macros/hello_macro_derive) [INFO] [stderr] Checking unsafe_tut_app v0.1.0 (/opt/rustwide/workdir/app) [INFO] [stdout] warning: unused variable: `mm` [INFO] [stdout] --> app/src/main.rs:220:13 [INFO] [stdout] | [INFO] [stdout] 220 | let mm = Millimeters(5); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_mm` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `m` [INFO] [stdout] --> app/src/main.rs:221:13 [INFO] [stdout] | [INFO] [stdout] 221 | let m = Meters(10); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_m` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> app/src/main.rs:172:34 [INFO] [stdout] | [INFO] [stdout] 172 | fn foobar(s: &T){ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `list_of_strings__lambdaOrFnTrait` should have a snake case name [INFO] [stdout] --> app/src/main.rs:188:17 [INFO] [stdout] | [INFO] [stdout] 188 | let list_of_strings__lambdaOrFnTrait : Vec = list_of_numbers [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `list_of_strings_lambda_or_fn_trait` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `list_of_strings__fnPointer` should have a snake case name [INFO] [stdout] --> app/src/main.rs:190:17 [INFO] [stdout] | [INFO] [stdout] 190 | let list_of_strings__fnPointer : Vec = list_of_numbers [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `list_of_strings_fn_pointer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mm` [INFO] [stdout] --> app/src/main.rs:220:13 [INFO] [stdout] | [INFO] [stdout] 220 | let mm = Millimeters(5); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_mm` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `m` [INFO] [stdout] --> app/src/main.rs:221:13 [INFO] [stdout] | [INFO] [stdout] 221 | let m = Meters(10); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_m` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> app/src/main.rs:172:34 [INFO] [stdout] | [INFO] [stdout] 172 | fn foobar(s: &T){ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `foobar` [INFO] [stdout] --> app/src/main.rs:172:16 [INFO] [stdout] | [INFO] [stdout] 172 | fn foobar(s: &T){ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Stop` [INFO] [stdout] --> app/src/main.rs:199:17 [INFO] [stdout] | [INFO] [stdout] 199 | Stop [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `list_of_strings__lambdaOrFnTrait` should have a snake case name [INFO] [stdout] --> app/src/main.rs:188:17 [INFO] [stdout] | [INFO] [stdout] 188 | let list_of_strings__lambdaOrFnTrait : Vec = list_of_numbers [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `list_of_strings_lambda_or_fn_trait` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `list_of_strings__fnPointer` should have a snake case name [INFO] [stdout] --> app/src/main.rs:190:17 [INFO] [stdout] | [INFO] [stdout] 190 | let list_of_strings__fnPointer : Vec = list_of_numbers [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `list_of_strings_fn_pointer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.47s [INFO] running `Command { std: "docker" "inspect" "35807a580fde0c42614481b4216e5bd39dc373706871f551116723449c377dba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35807a580fde0c42614481b4216e5bd39dc373706871f551116723449c377dba", kill_on_drop: false }` [INFO] [stdout] 35807a580fde0c42614481b4216e5bd39dc373706871f551116723449c377dba