[INFO] fetching crate clienv 0.1.0... [INFO] checking clienv-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate clienv 0.1.0 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate clienv 0.1.0 [INFO] finished tweaking crates.io crate clienv 0.1.0 [INFO] tweaked toml for crates.io crate clienv 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate clienv 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate clienv 0.1.0 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clap-verbosity-flag v3.0.2 [INFO] [stderr] Downloaded assert_fs v1.1.2 [INFO] [stderr] Downloaded clap_builder v4.5.31 [INFO] [stderr] Downloaded rustix v1.0.1 [INFO] [stderr] Downloaded clap v4.5.31 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e3162f3750f42a49bbea564830ca1b577024a86791c7be23f5c5882800b3fec3 [INFO] running `Command { std: "docker" "start" "-a" "e3162f3750f42a49bbea564830ca1b577024a86791c7be23f5c5882800b3fec3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3162f3750f42a49bbea564830ca1b577024a86791c7be23f5c5882800b3fec3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3162f3750f42a49bbea564830ca1b577024a86791c7be23f5c5882800b3fec3", kill_on_drop: false }` [INFO] [stdout] e3162f3750f42a49bbea564830ca1b577024a86791c7be23f5c5882800b3fec3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cf4b01c3039de6c7035c75637ce42e6e26ec61fce397da56de39dd5a3df202c4 [INFO] running `Command { std: "docker" "start" "-a" "cf4b01c3039de6c7035c75637ce42e6e26ec61fce397da56de39dd5a3df202c4", kill_on_drop: false }` [INFO] [stderr] Compiling portable-atomic v1.11.0 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking unicode-width v0.2.0 [INFO] [stderr] Compiling rustix v1.0.1 [INFO] [stderr] Compiling getrandom v0.3.1 [INFO] [stderr] Checking clap_builder v4.5.31 [INFO] [stderr] Checking linux-raw-sys v0.9.2 [INFO] [stderr] Compiling assert_cmd v2.0.16 [INFO] [stderr] Compiling syn v2.0.99 [INFO] [stderr] Checking float-cmp v0.10.0 [INFO] [stderr] Checking wait-timeout v0.2.1 [INFO] [stderr] Checking console v0.15.11 [INFO] [stderr] Checking indicatif v0.17.11 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking tempfile v3.18.0 [INFO] [stderr] Compiling clap_derive v4.5.28 [INFO] [stderr] Checking bstr v1.11.3 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking predicates v3.1.3 [INFO] [stderr] Checking globset v0.4.16 [INFO] [stderr] Checking ignore v0.4.23 [INFO] [stderr] Checking globwalk v0.9.1 [INFO] [stderr] Checking assert_fs v1.1.2 [INFO] [stderr] Checking clap v4.5.31 [INFO] [stderr] Checking clap-verbosity-flag v3.0.2 [INFO] [stderr] Checking clienv v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | writeln!(writer, "{}", line); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 9 | let _ = writeln!(writer, "{}", line); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | writeln!(writer, "{}", line); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 9 | let _ = writeln!(writer, "{}", line); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Write` and `self` [INFO] [stdout] --> src/main.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{self, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Write` and `self` [INFO] [stdout] --> src/main.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{self, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `log` is never used [INFO] [stdout] --> src/lib.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn log()-> Result<(), Box>{ [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `answer` is never used [INFO] [stdout] --> src/lib.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn answer()->i32{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `log` is never used [INFO] [stdout] --> src/lib.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn log()-> Result<(), Box>{ [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `answer` is never used [INFO] [stdout] --> src/lib.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn answer()->i32{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | writeln!(writer, "{}", line); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 9 | let _ = writeln!(writer, "{}", line); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | writeln!(writer, "{}", line); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 9 | let _ = writeln!(writer, "{}", line); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.68s [INFO] running `Command { std: "docker" "inspect" "cf4b01c3039de6c7035c75637ce42e6e26ec61fce397da56de39dd5a3df202c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf4b01c3039de6c7035c75637ce42e6e26ec61fce397da56de39dd5a3df202c4", kill_on_drop: false }` [INFO] [stdout] cf4b01c3039de6c7035c75637ce42e6e26ec61fce397da56de39dd5a3df202c4