[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] 2bd962349fe42b4e3b50e193065841289111fa2b [INFO] checking rjhdby/rust_calculator against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frjhdby%2Frust_calculator" "/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/rjhdby/rust_calculator on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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-4-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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 gmp-mpfr-sys v1.4.5 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6c1186f0d1ac77aec4b49aebca3dee4d75fdd67971ace3d28c533ab7050a6fa8 [INFO] running `Command { std: "docker" "start" "-a" "6c1186f0d1ac77aec4b49aebca3dee4d75fdd67971ace3d28c533ab7050a6fa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c1186f0d1ac77aec4b49aebca3dee4d75fdd67971ace3d28c533ab7050a6fa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c1186f0d1ac77aec4b49aebca3dee4d75fdd67971ace3d28c533ab7050a6fa8", kill_on_drop: false }` [INFO] [stdout] 6c1186f0d1ac77aec4b49aebca3dee4d75fdd67971ace3d28c533ab7050a6fa8 [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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d33b6f146fb4be2d4bc15e373f07ba4f9b95b816c2760d19b2c7fb15b61b50c5 [INFO] running `Command { std: "docker" "start" "-a" "d33b6f146fb4be2d4bc15e373f07ba4f9b95b816c2760d19b2c7fb15b61b50c5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [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 memchr v2.4.0 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling gmp-mpfr-sys v1.4.5 [INFO] [stderr] Compiling az v1.1.1 [INFO] [stderr] Compiling rug v1.12.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Checking os_str_bytes v2.4.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking strum v0.21.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Compiling strum_macros v0.21.1 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Checking expr_calc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `add` is never used [INFO] [stdout] --> src/ast.rs:122:12 [INFO] [stdout] | [INFO] [stdout] 114 | impl ExprCalculator { [INFO] [stdout] | ------------------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 122 | pub fn add( [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `F64Handler` is never constructed [INFO] [stdout] --> src/f64_calculator.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct F64Handler {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add` is never used [INFO] [stdout] --> src/ast.rs:122:12 [INFO] [stdout] | [INFO] [stdout] 114 | impl ExprCalculator { [INFO] [stdout] | ------------------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 122 | pub fn add( [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `f64_calculator` is never used [INFO] [stdout] --> src/f64_calculator.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn f64_calculator() -> ExprCalculator { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_value` is never used [INFO] [stdout] --> src/ast.rs:368:12 [INFO] [stdout] | [INFO] [stdout] 356 | impl Token { [INFO] [stdout] | --------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 368 | pub fn get_value(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `F64Handler` is never constructed [INFO] [stdout] --> src/f64_calculator.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct F64Handler {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `f64_calculator` is never used [INFO] [stdout] --> src/f64_calculator.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn f64_calculator() -> ExprCalculator { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 00s [INFO] running `Command { std: "docker" "inspect" "d33b6f146fb4be2d4bc15e373f07ba4f9b95b816c2760d19b2c7fb15b61b50c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d33b6f146fb4be2d4bc15e373f07ba4f9b95b816c2760d19b2c7fb15b61b50c5", kill_on_drop: false }` [INFO] [stdout] d33b6f146fb4be2d4bc15e373f07ba4f9b95b816c2760d19b2c7fb15b61b50c5 [INFO] checking rjhdby/rust_calculator against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frjhdby%2Frust_calculator" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rjhdby/rust_calculator on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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-4-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b549a2e1346e4634a78eb109427fde8d0a6b2525769bc978ada43966d87a89f [INFO] running `Command { std: "docker" "start" "-a" "1b549a2e1346e4634a78eb109427fde8d0a6b2525769bc978ada43966d87a89f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b549a2e1346e4634a78eb109427fde8d0a6b2525769bc978ada43966d87a89f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b549a2e1346e4634a78eb109427fde8d0a6b2525769bc978ada43966d87a89f", kill_on_drop: false }` [INFO] [stdout] 1b549a2e1346e4634a78eb109427fde8d0a6b2525769bc978ada43966d87a89f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7bb96615aff09d8a81b396fd9cb4d5aee7c2fb415d789e23e2b6424b102baf05 [INFO] running `Command { std: "docker" "start" "-a" "7bb96615aff09d8a81b396fd9cb4d5aee7c2fb415d789e23e2b6424b102baf05", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling libc v0.2.97 [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 az v1.1.1 [INFO] [stderr] Compiling rug v1.12.0 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking os_str_bytes v2.4.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking strum v0.21.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Compiling strum_macros v0.21.1 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Checking expr_calc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `add` is never used [INFO] [stdout] --> src/ast.rs:122:12 [INFO] [stdout] | [INFO] [stdout] 114 | impl ExprCalculator { [INFO] [stdout] | ------------------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 122 | pub fn add( [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `F64Handler` is never constructed [INFO] [stdout] --> src/f64_calculator.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct F64Handler {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `f64_calculator` is never used [INFO] [stdout] --> src/f64_calculator.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn f64_calculator() -> ExprCalculator { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add` is never used [INFO] [stdout] --> src/ast.rs:122:12 [INFO] [stdout] | [INFO] [stdout] 114 | impl ExprCalculator { [INFO] [stdout] | ------------------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 122 | pub fn add( [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_value` is never used [INFO] [stdout] --> src/ast.rs:368:12 [INFO] [stdout] | [INFO] [stdout] 356 | impl Token { [INFO] [stdout] | --------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 368 | pub fn get_value(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `F64Handler` is never constructed [INFO] [stdout] --> src/f64_calculator.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct F64Handler {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `f64_calculator` is never used [INFO] [stdout] --> src/f64_calculator.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn f64_calculator() -> ExprCalculator { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 54s [INFO] running `Command { std: "docker" "inspect" "7bb96615aff09d8a81b396fd9cb4d5aee7c2fb415d789e23e2b6424b102baf05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bb96615aff09d8a81b396fd9cb4d5aee7c2fb415d789e23e2b6424b102baf05", kill_on_drop: false }` [INFO] [stdout] 7bb96615aff09d8a81b396fd9cb4d5aee7c2fb415d789e23e2b6424b102baf05