[INFO] cloning repository https://github.com/ikws4/Calculator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ikws4/Calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikws4%2FCalculator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikws4%2FCalculator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 33b0b980e1510b96c5282a647d7ca726c6867b05 [INFO] building ikws4/Calculator 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%2Fikws4%2FCalculator" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ikws4/Calculator 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/ikws4/Calculator [INFO] finished tweaking git repo https://github.com/ikws4/Calculator [INFO] tweaked toml for git repo https://github.com/ikws4/Calculator written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ikws4/Calculator 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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 47a546b531082e6daceefe72b6a9e7e7e71309aea4651a0f50f4a9621fcf3aec [INFO] running `Command { std: "docker" "start" "-a" "47a546b531082e6daceefe72b6a9e7e7e71309aea4651a0f50f4a9621fcf3aec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "47a546b531082e6daceefe72b6a9e7e7e71309aea4651a0f50f4a9621fcf3aec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47a546b531082e6daceefe72b6a9e7e7e71309aea4651a0f50f4a9621fcf3aec", kill_on_drop: false }` [INFO] [stdout] 47a546b531082e6daceefe72b6a9e7e7e71309aea4651a0f50f4a9621fcf3aec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e4ea3ae0f3b5541b39db9abf514c13c641962182f291771a9209579035e4899d [INFO] running `Command { std: "docker" "start" "-a" "e4ea3ae0f3b5541b39db9abf514c13c641962182f291771a9209579035e4899d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling rustix v0.38.21 [INFO] [stderr] Compiling smallvec v1.11.1 [INFO] [stderr] Compiling linux-raw-sys v0.4.10 [INFO] [stderr] Compiling bitflags v2.4.1 [INFO] [stderr] Compiling endian-type v0.1.2 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stderr] Compiling unicode-width v0.1.11 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling utf8parse v0.2.1 [INFO] [stderr] Compiling nibble_vec v0.1.0 [INFO] [stderr] Compiling home v0.5.5 [INFO] [stderr] Compiling memchr v2.6.4 [INFO] [stderr] Compiling radix_trie v0.2.1 [INFO] [stderr] Compiling nix v0.26.4 [INFO] [stderr] Compiling fd-lock v3.0.13 [INFO] [stderr] Compiling rustyline v12.0.0 [INFO] [stderr] Compiling Calculator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::Calculator` [INFO] [stdout] --> src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | use crate::Calculator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module [INFO] [stdout] --> src/main.rs:41:1 [INFO] [stdout] | [INFO] [stdout] 41 | mod test { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/calculator.rs:77:15 [INFO] [stdout] | [INFO] [stdout] 77 | while let token = self.parser.peek() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/calculator.rs:97:15 [INFO] [stdout] | [INFO] [stdout] 97 | while let token = self.parser.peek() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/calculator.rs:154:15 [INFO] [stdout] | [INFO] [stdout] 154 | while let token = self.parser.peek() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/calculator.rs:169:19 [INFO] [stdout] | [INFO] [stdout] 169 | while let token = self.parser.peek() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/calculator.rs:235:15 [INFO] [stdout] | [INFO] [stdout] 235 | while let token = self.parser.peek() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/calculator.rs:249:15 [INFO] [stdout] | [INFO] [stdout] 249 | while let token = self.parser.peek() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.37s [INFO] running `Command { std: "docker" "inspect" "e4ea3ae0f3b5541b39db9abf514c13c641962182f291771a9209579035e4899d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4ea3ae0f3b5541b39db9abf514c13c641962182f291771a9209579035e4899d", kill_on_drop: false }` [INFO] [stdout] e4ea3ae0f3b5541b39db9abf514c13c641962182f291771a9209579035e4899d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 473a584c7fbbbc474b226dd43b8c8aede22d76cb8f3a0ae2a7d0edad28d890c5 [INFO] running `Command { std: "docker" "start" "-a" "473a584c7fbbbc474b226dd43b8c8aede22d76cb8f3a0ae2a7d0edad28d890c5", kill_on_drop: false }` [INFO] [stderr] Compiling Calculator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/calculator.rs:77:15 [INFO] [stdout] | [INFO] [stdout] 77 | while let token = self.parser.peek() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/calculator.rs:97:15 [INFO] [stdout] | [INFO] [stdout] 97 | while let token = self.parser.peek() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/calculator.rs:154:15 [INFO] [stdout] | [INFO] [stdout] 154 | while let token = self.parser.peek() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/calculator.rs:169:19 [INFO] [stdout] | [INFO] [stdout] 169 | while let token = self.parser.peek() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/calculator.rs:235:15 [INFO] [stdout] | [INFO] [stdout] 235 | while let token = self.parser.peek() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/calculator.rs:249:15 [INFO] [stdout] | [INFO] [stdout] 249 | while let token = self.parser.peek() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "473a584c7fbbbc474b226dd43b8c8aede22d76cb8f3a0ae2a7d0edad28d890c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "473a584c7fbbbc474b226dd43b8c8aede22d76cb8f3a0ae2a7d0edad28d890c5", kill_on_drop: false }` [INFO] [stdout] 473a584c7fbbbc474b226dd43b8c8aede22d76cb8f3a0ae2a7d0edad28d890c5