[INFO] cloning repository https://github.com/rjhdby/rust_calculator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rjhdby/rust_calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frjhdby%2Frust_calculator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frjhdby%2Frust_calculator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3b10c4dd203b3e622c6558152a6affd3f05cd93a [INFO] testing rjhdby/rust_calculator against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frjhdby%2Frust_calculator" "/workspace/builds/worker-34/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rjhdby/rust_calculator on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rjhdby/rust_calculator [INFO] finished tweaking git repo https://github.com/rjhdby/rust_calculator [INFO] tweaked toml for git repo https://github.com/rjhdby/rust_calculator written to /workspace/builds/worker-34/source/Cargo.toml [INFO] crate git repo https://github.com/rjhdby/rust_calculator already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded az v1.1.1 [INFO] [stderr] Downloaded rug v1.12.0 [INFO] [stderr] Downloaded gmp-mpfr-sys v1.4.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64b479fa9c21de40c7053c7055abb86e13360d00f9daa6e4c0fa3a1ce1bc93f5 [INFO] running `Command { std: "docker" "start" "-a" "64b479fa9c21de40c7053c7055abb86e13360d00f9daa6e4c0fa3a1ce1bc93f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64b479fa9c21de40c7053c7055abb86e13360d00f9daa6e4c0fa3a1ce1bc93f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64b479fa9c21de40c7053c7055abb86e13360d00f9daa6e4c0fa3a1ce1bc93f5", kill_on_drop: false }` [INFO] [stdout] 64b479fa9c21de40c7053c7055abb86e13360d00f9daa6e4c0fa3a1ce1bc93f5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d1ae468e156c377f8de001033394236cd6540dacc6aabfd9f80e863e0e21d42 [INFO] running `Command { std: "docker" "start" "-a" "3d1ae468e156c377f8de001033394236cd6540dacc6aabfd9f80e863e0e21d42", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling gmp-mpfr-sys v1.4.5 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling az v1.1.1 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling rug v1.12.0 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling os_str_bytes v2.4.0 [INFO] [stderr] Compiling strum v0.21.0 [INFO] [stderr] Compiling textwrap v0.12.1 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Compiling strum_macros v0.21.1 [INFO] [stderr] Compiling clap v3.0.0-beta.2 [INFO] [stderr] Compiling expr_calc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/ast.rs:70:25 [INFO] [stdout] | [INFO] [stdout] 70 | fn to_string(&self, input: Float) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/ast.rs:90:25 [INFO] [stdout] | [INFO] [stdout] 90 | fn to_string(&self, input: bool) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/ast.rs:292:12 [INFO] [stdout] | [INFO] [stdout] 292 | pub fn new(handler: Box>) -> ExprCalculator { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4m 00s [INFO] running `Command { std: "docker" "inspect" "3d1ae468e156c377f8de001033394236cd6540dacc6aabfd9f80e863e0e21d42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d1ae468e156c377f8de001033394236cd6540dacc6aabfd9f80e863e0e21d42", kill_on_drop: false }` [INFO] [stdout] 3d1ae468e156c377f8de001033394236cd6540dacc6aabfd9f80e863e0e21d42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 748b7e66f3d52a46892a474c8ec0a175cbaa1ba99f1c12f53c015aebd199d220 [INFO] running `Command { std: "docker" "start" "-a" "748b7e66f3d52a46892a474c8ec0a175cbaa1ba99f1c12f53c015aebd199d220", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling expr_calc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/ast.rs:70:25 [INFO] [stdout] | [INFO] [stdout] 70 | fn to_string(&self, input: Float) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/ast.rs:90:25 [INFO] [stdout] | [INFO] [stdout] 90 | fn to_string(&self, input: bool) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/ast.rs:292:12 [INFO] [stdout] | [INFO] [stdout] 292 | pub fn new(handler: Box>) -> ExprCalculator { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 49.57s [INFO] running `Command { std: "docker" "inspect" "748b7e66f3d52a46892a474c8ec0a175cbaa1ba99f1c12f53c015aebd199d220", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "748b7e66f3d52a46892a474c8ec0a175cbaa1ba99f1c12f53c015aebd199d220", kill_on_drop: false }` [INFO] [stdout] 748b7e66f3d52a46892a474c8ec0a175cbaa1ba99f1c12f53c015aebd199d220 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1fa1f278e769a08b7781dd4e0714d77fc3dd1f0ba493e9c6271cfdedc9fd1fe4 [INFO] running `Command { std: "docker" "start" "-a" "1fa1f278e769a08b7781dd4e0714d77fc3dd1f0ba493e9c6271cfdedc9fd1fe4", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/ast.rs:70:25 [INFO] [stderr] | [INFO] [stderr] 70 | fn to_string(&self, input: Float) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/ast.rs:90:25 [INFO] [stderr] | [INFO] [stderr] 90 | fn to_string(&self, input: bool) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/ast.rs:292:12 [INFO] [stderr] | [INFO] [stderr] 292 | pub fn new(handler: Box>) -> ExprCalculator { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `expr_calc` (bin "expr_calc" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/expr_calc-0d1ad925c8b3aa58) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1fa1f278e769a08b7781dd4e0714d77fc3dd1f0ba493e9c6271cfdedc9fd1fe4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1fa1f278e769a08b7781dd4e0714d77fc3dd1f0ba493e9c6271cfdedc9fd1fe4", kill_on_drop: false }` [INFO] [stdout] 1fa1f278e769a08b7781dd4e0714d77fc3dd1f0ba493e9c6271cfdedc9fd1fe4