[INFO] cloning repository https://github.com/JuanScerriE/rust-logic-calc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JuanScerriE/rust-logic-calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJuanScerriE%2Frust-logic-calc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJuanScerriE%2Frust-logic-calc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 187f7353e48e9444b3397d191297a628bc54d8a7 [INFO] building JuanScerriE/rust-logic-calc against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJuanScerriE%2Frust-logic-calc" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JuanScerriE/rust-logic-calc on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/JuanScerriE/rust-logic-calc [INFO] finished tweaking git repo https://github.com/JuanScerriE/rust-logic-calc [INFO] tweaked toml for git repo https://github.com/JuanScerriE/rust-logic-calc written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/JuanScerriE/rust-logic-calc 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9cfbc26330d6261b88094e69bf54413c089eafa3e3f70775dbaa6e7825344c00 [INFO] running `Command { std: "docker" "start" "-a" "9cfbc26330d6261b88094e69bf54413c089eafa3e3f70775dbaa6e7825344c00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9cfbc26330d6261b88094e69bf54413c089eafa3e3f70775dbaa6e7825344c00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9cfbc26330d6261b88094e69bf54413c089eafa3e3f70775dbaa6e7825344c00", kill_on_drop: false }` [INFO] [stdout] 9cfbc26330d6261b88094e69bf54413c089eafa3e3f70775dbaa6e7825344c00 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 717452c04eda0d5ad26885bdf21fdd0f34663cb16fcbf900052bdde74f8df418 [INFO] running `Command { std: "docker" "start" "-a" "717452c04eda0d5ad26885bdf21fdd0f34663cb16fcbf900052bdde74f8df418", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.117 [INFO] [stderr] Compiling getrandom v0.2.4 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling logic-calc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `is_opr`, `is_var`, `get_var_index`, and `get_symbol` are never used [INFO] [stdout] --> src/main.rs:37:16 [INFO] [stdout] | [INFO] [stdout] 36 | impl Token { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] 37 | pub fn is_opr(&self) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub fn is_var(&self) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | pub fn get_var_index(&self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | fn get_symbol(&self) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `expr_string` is never read [INFO] [stdout] --> src/main.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 80 | pub struct Expression { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 83 | expr_string: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `gen_expr` is never used [INFO] [stdout] --> src/main.rs:151:16 [INFO] [stdout] | [INFO] [stdout] 92 | impl Expression { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 151 | pub fn gen_expr(&mut self, rng: &mut ThreadRng, depth: u32) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.91s [INFO] running `Command { std: "docker" "inspect" "717452c04eda0d5ad26885bdf21fdd0f34663cb16fcbf900052bdde74f8df418", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "717452c04eda0d5ad26885bdf21fdd0f34663cb16fcbf900052bdde74f8df418", kill_on_drop: false }` [INFO] [stdout] 717452c04eda0d5ad26885bdf21fdd0f34663cb16fcbf900052bdde74f8df418 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2f128b80a42e10d0799c846da53375cb6b9315b80f93335a5610238a99c158e2 [INFO] running `Command { std: "docker" "start" "-a" "2f128b80a42e10d0799c846da53375cb6b9315b80f93335a5610238a99c158e2", kill_on_drop: false }` [INFO] [stderr] Compiling logic-calc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `is_opr`, `is_var`, `get_var_index`, and `get_symbol` are never used [INFO] [stdout] --> src/main.rs:37:16 [INFO] [stdout] | [INFO] [stdout] 36 | impl Token { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] 37 | pub fn is_opr(&self) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub fn is_var(&self) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | pub fn get_var_index(&self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | fn get_symbol(&self) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `expr_string` is never read [INFO] [stdout] --> src/main.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 80 | pub struct Expression { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 83 | expr_string: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `gen_expr` is never used [INFO] [stdout] --> src/main.rs:151:16 [INFO] [stdout] | [INFO] [stdout] 92 | impl Expression { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 151 | pub fn gen_expr(&mut self, rng: &mut ThreadRng, depth: u32) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] running `Command { std: "docker" "inspect" "2f128b80a42e10d0799c846da53375cb6b9315b80f93335a5610238a99c158e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f128b80a42e10d0799c846da53375cb6b9315b80f93335a5610238a99c158e2", kill_on_drop: false }` [INFO] [stdout] 2f128b80a42e10d0799c846da53375cb6b9315b80f93335a5610238a99c158e2