[INFO] cloning repository https://github.com/miukki/rust-quessing-game [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/miukki/rust-quessing-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiukki%2Frust-quessing-game", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiukki%2Frust-quessing-game'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cd7c8b8acd67469aac361ea2520569e9261e04a0 [INFO] building miukki/rust-quessing-game 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%2Fmiukki%2Frust-quessing-game" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/miukki/rust-quessing-game 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/miukki/rust-quessing-game [INFO] finished tweaking git repo https://github.com/miukki/rust-quessing-game [INFO] tweaked toml for git repo https://github.com/miukki/rust-quessing-game written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/miukki/rust-quessing-game 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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8cb12e8e236dbe5985359855d5aec4e1efeaa12c484d4838a7ce1d212de28faa [INFO] running `Command { std: "docker" "start" "-a" "8cb12e8e236dbe5985359855d5aec4e1efeaa12c484d4838a7ce1d212de28faa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8cb12e8e236dbe5985359855d5aec4e1efeaa12c484d4838a7ce1d212de28faa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8cb12e8e236dbe5985359855d5aec4e1efeaa12c484d4838a7ce1d212de28faa", kill_on_drop: false }` [INFO] [stdout] 8cb12e8e236dbe5985359855d5aec4e1efeaa12c484d4838a7ce1d212de28faa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4537f941856b6b752d4853a2873796afaa307ad0ff7ea241bd06c72f84ce2d94 [INFO] running `Command { std: "docker" "start" "-a" "4537f941856b6b752d4853a2873796afaa307ad0ff7ea241bd06c72f84ce2d94", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self::something::Foo` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use self::something::Foo; // Ok. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `State` is never used [INFO] [stdout] --> src/main.rs:27:6 [INFO] [stdout] | [INFO] [stdout] 27 | enum State { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `password` is never used [INFO] [stdout] --> src/main.rs:49:4 [INFO] [stdout] | [INFO] [stdout] 49 | fn password() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `match_with_range` is never used [INFO] [stdout] --> src/main.rs:98:4 [INFO] [stdout] | [INFO] [stdout] 98 | fn match_with_range() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `guessing_game` is never used [INFO] [stdout] --> src/main.rs:113:4 [INFO] [stdout] | [INFO] [stdout] 113 | fn guessing_game() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `another_function` is never used [INFO] [stdout] --> src/main.rs:162:4 [INFO] [stdout] | [INFO] [stdout] 162 | fn another_function() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `return_value` is never used [INFO] [stdout] --> src/main.rs:186:4 [INFO] [stdout] | [INFO] [stdout] 186 | fn return_value() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `size_exml` is never used [INFO] [stdout] --> src/main.rs:199:4 [INFO] [stdout] | [INFO] [stdout] 199 | fn size_exml() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Foo` is never constructed [INFO] [stdout] --> src/main.rs:22:16 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct Foo; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.69s [INFO] running `Command { std: "docker" "inspect" "4537f941856b6b752d4853a2873796afaa307ad0ff7ea241bd06c72f84ce2d94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4537f941856b6b752d4853a2873796afaa307ad0ff7ea241bd06c72f84ce2d94", kill_on_drop: false }` [INFO] [stdout] 4537f941856b6b752d4853a2873796afaa307ad0ff7ea241bd06c72f84ce2d94 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0958d89defc4efd6d28fb2b31885c106053fc741046bd0a8b7537925e63d28e7 [INFO] running `Command { std: "docker" "start" "-a" "0958d89defc4efd6d28fb2b31885c106053fc741046bd0a8b7537925e63d28e7", kill_on_drop: false }` [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self::something::Foo` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use self::something::Foo; // Ok. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `State` is never used [INFO] [stdout] --> src/main.rs:27:6 [INFO] [stdout] | [INFO] [stdout] 27 | enum State { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `password` is never used [INFO] [stdout] --> src/main.rs:49:4 [INFO] [stdout] | [INFO] [stdout] 49 | fn password() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `match_with_range` is never used [INFO] [stdout] --> src/main.rs:98:4 [INFO] [stdout] | [INFO] [stdout] 98 | fn match_with_range() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `guessing_game` is never used [INFO] [stdout] --> src/main.rs:113:4 [INFO] [stdout] | [INFO] [stdout] 113 | fn guessing_game() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `another_function` is never used [INFO] [stdout] --> src/main.rs:162:4 [INFO] [stdout] | [INFO] [stdout] 162 | fn another_function() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `return_value` is never used [INFO] [stdout] --> src/main.rs:186:4 [INFO] [stdout] | [INFO] [stdout] 186 | fn return_value() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `size_exml` is never used [INFO] [stdout] --> src/main.rs:199:4 [INFO] [stdout] | [INFO] [stdout] 199 | fn size_exml() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Foo` is never constructed [INFO] [stdout] --> src/main.rs:22:16 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct Foo; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] running `Command { std: "docker" "inspect" "0958d89defc4efd6d28fb2b31885c106053fc741046bd0a8b7537925e63d28e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0958d89defc4efd6d28fb2b31885c106053fc741046bd0a8b7537925e63d28e7", kill_on_drop: false }` [INFO] [stdout] 0958d89defc4efd6d28fb2b31885c106053fc741046bd0a8b7537925e63d28e7