[INFO] cloning repository https://github.com/fschutt/static_number_analyzer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fschutt/static_number_analyzer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffschutt%2Fstatic_number_analyzer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffschutt%2Fstatic_number_analyzer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f090234e1e0c2ebd16fe70d80d628565fd9041b9 [INFO] checking fschutt/static_number_analyzer against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffschutt%2Fstatic_number_analyzer" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fschutt/static_number_analyzer 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/fschutt/static_number_analyzer [INFO] finished tweaking git repo https://github.com/fschutt/static_number_analyzer [INFO] tweaked toml for git repo https://github.com/fschutt/static_number_analyzer written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/fschutt/static_number_analyzer 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 8a4935e489b57cb0a2fc0557a3920f89464368c05550e9f4fbe984ce2f66de7e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8a4935e489b57cb0a2fc0557a3920f89464368c05550e9f4fbe984ce2f66de7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8a4935e489b57cb0a2fc0557a3920f89464368c05550e9f4fbe984ce2f66de7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a4935e489b57cb0a2fc0557a3920f89464368c05550e9f4fbe984ce2f66de7e", kill_on_drop: false }` [INFO] [stdout] 8a4935e489b57cb0a2fc0557a3920f89464368c05550e9f4fbe984ce2f66de7e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 470cb36f5e9b54c56ffd1fec42dc9b916e1622ea4743c4f6cd637c9db5dd9d2b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "470cb36f5e9b54c56ffd1fec42dc9b916e1622ea4743c4f6cd637c9db5dd9d2b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking proc-macro2 v0.4.6 [INFO] [stderr] Checking quote v0.6.3 [INFO] [stderr] Checking syn v0.14.2 [INFO] [stderr] Checking static_number_analyzer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:284:35 [INFO] [stdout] | [INFO] [stdout] 284 | fn test_if_dependency_same_source(a: String, b: String, let_stmts: &HashMap) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:284:46 [INFO] [stdout] | [INFO] [stdout] 284 | fn test_if_dependency_same_source(a: String, b: String, let_stmts: &HashMap) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `let_stmts` [INFO] [stdout] --> src/main.rs:284:57 [INFO] [stdout] | [INFO] [stdout] 284 | fn test_if_dependency_same_source(a: String, b: String, let_stmts: &HashMap) [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_let_stmts` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:284:35 [INFO] [stdout] | [INFO] [stdout] 284 | fn test_if_dependency_same_source(a: String, b: String, let_stmts: &HashMap) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:284:46 [INFO] [stdout] | [INFO] [stdout] 284 | fn test_if_dependency_same_source(a: String, b: String, let_stmts: &HashMap) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `let_stmts` [INFO] [stdout] --> src/main.rs:284:57 [INFO] [stdout] | [INFO] [stdout] 284 | fn test_if_dependency_same_source(a: String, b: String, let_stmts: &HashMap) [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_let_stmts` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test_if_dependency_same_source` [INFO] [stdout] --> src/main.rs:284:4 [INFO] [stdout] | [INFO] [stdout] 284 | fn test_if_dependency_same_source(a: String, b: String, let_stmts: &HashMap) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test_if_dependency_same_source` [INFO] [stdout] --> src/main.rs:284:4 [INFO] [stdout] | [INFO] [stdout] 284 | fn test_if_dependency_same_source(a: String, b: String, let_stmts: &HashMap) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.73s [INFO] running `Command { std: "docker" "inspect" "470cb36f5e9b54c56ffd1fec42dc9b916e1622ea4743c4f6cd637c9db5dd9d2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "470cb36f5e9b54c56ffd1fec42dc9b916e1622ea4743c4f6cd637c9db5dd9d2b", kill_on_drop: false }` [INFO] [stdout] 470cb36f5e9b54c56ffd1fec42dc9b916e1622ea4743c4f6cd637c9db5dd9d2b