[INFO] cloning repository https://github.com/Shyclops/calculator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Shyclops/calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShyclops%2Fcalculator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShyclops%2Fcalculator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dc435ff53aaaefba7a9a294180c657b9694393a3 [INFO] testing Shyclops/calculator against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShyclops%2Fcalculator" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Shyclops/calculator on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Shyclops/calculator [INFO] finished tweaking git repo https://github.com/Shyclops/calculator [INFO] tweaked toml for git repo https://github.com/Shyclops/calculator written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/Shyclops/calculator already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c8cb4fd2a72e029793221d3c280f425aa3af4afae0333f9b9fdf49a5f82c61bb [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c8cb4fd2a72e029793221d3c280f425aa3af4afae0333f9b9fdf49a5f82c61bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8cb4fd2a72e029793221d3c280f425aa3af4afae0333f9b9fdf49a5f82c61bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8cb4fd2a72e029793221d3c280f425aa3af4afae0333f9b9fdf49a5f82c61bb", kill_on_drop: false }` [INFO] [stdout] c8cb4fd2a72e029793221d3c280f425aa3af4afae0333f9b9fdf49a5f82c61bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 76599ad8ff9dbaa19eeace22c3a4678d0bcc48d77351ed0d98459277e712920a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "76599ad8ff9dbaa19eeace22c3a4678d0bcc48d77351ed0d98459277e712920a", kill_on_drop: false }` [INFO] [stderr] Compiling calculator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `operators` [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | let mut operators: Vec = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operators` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `o` [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:21:25 [INFO] [stdout] | [INFO] [stdout] 21 | Expression::Operator(o) => {}, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_o` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:22:20 [INFO] [stdout] | [INFO] [stdout] 22 | Expression::Val(v) => output.push(ex), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:82:19 [INFO] [stdout] | [INFO] [stdout] 82 | fn get_precedence(operator: String) -> i8 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | let mut operators: Vec = Vec::new(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_precedence` [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn get_precedence(operator: String) -> i8 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "76599ad8ff9dbaa19eeace22c3a4678d0bcc48d77351ed0d98459277e712920a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76599ad8ff9dbaa19eeace22c3a4678d0bcc48d77351ed0d98459277e712920a", kill_on_drop: false }` [INFO] [stdout] 76599ad8ff9dbaa19eeace22c3a4678d0bcc48d77351ed0d98459277e712920a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fcb311f93b7d5b171a2c89dfc4fb1ef47ba9c674a248d931a345d5ce3bc56ae5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fcb311f93b7d5b171a2c89dfc4fb1ef47ba9c674a248d931a345d5ce3bc56ae5", kill_on_drop: false }` [INFO] [stdout] warning: unused variable: `operators` [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | let mut operators: Vec = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operators` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling calculator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `o` [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:21:25 [INFO] [stdout] | [INFO] [stdout] 21 | Expression::Operator(o) => {}, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_o` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:22:20 [INFO] [stdout] | [INFO] [stdout] 22 | Expression::Val(v) => output.push(ex), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:82:19 [INFO] [stdout] | [INFO] [stdout] 82 | fn get_precedence(operator: String) -> i8 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | let mut operators: Vec = Vec::new(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_precedence` [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn get_precedence(operator: String) -> i8 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operators` [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | let mut operators: Vec = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operators` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `o` [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:21:25 [INFO] [stdout] | [INFO] [stdout] 21 | Expression::Operator(o) => {}, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_o` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:22:20 [INFO] [stdout] | [INFO] [stdout] 22 | Expression::Val(v) => output.push(ex), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:82:19 [INFO] [stdout] | [INFO] [stdout] 82 | fn get_precedence(operator: String) -> i8 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | let mut operators: Vec = Vec::new(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_precedence` [INFO] [stdout] --> src/reverse_polish_notation/parser.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn get_precedence(operator: String) -> i8 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "fcb311f93b7d5b171a2c89dfc4fb1ef47ba9c674a248d931a345d5ce3bc56ae5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcb311f93b7d5b171a2c89dfc4fb1ef47ba9c674a248d931a345d5ce3bc56ae5", kill_on_drop: false }` [INFO] [stdout] fcb311f93b7d5b171a2c89dfc4fb1ef47ba9c674a248d931a345d5ce3bc56ae5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0e00fe5c88893afbb30da4891e97f7ba695933cbe6085ec6678b2bc7ed6d133f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0e00fe5c88893afbb30da4891e97f7ba695933cbe6085ec6678b2bc7ed6d133f", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `operators` [INFO] [stderr] --> src/reverse_polish_notation/parser.rs:17:10 [INFO] [stderr] | [INFO] [stderr] 17 | let mut operators: Vec = Vec::new(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operators` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `o` [INFO] [stderr] --> src/reverse_polish_notation/parser.rs:21:25 [INFO] [stderr] | [INFO] [stderr] 21 | Expression::Operator(o) => {}, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_o` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/reverse_polish_notation/parser.rs:22:20 [INFO] [stderr] | [INFO] [stderr] 22 | Expression::Val(v) => output.push(ex), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `operator` [INFO] [stderr] --> src/reverse_polish_notation/parser.rs:82:19 [INFO] [stderr] | [INFO] [stderr] 82 | fn get_precedence(operator: String) -> i8 { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/reverse_polish_notation/parser.rs:17:6 [INFO] [stderr] | [INFO] [stderr] 17 | let mut operators: Vec = Vec::new(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_precedence` [INFO] [stderr] --> src/reverse_polish_notation/parser.rs:82:4 [INFO] [stderr] | [INFO] [stderr] 82 | fn get_precedence(operator: String) -> i8 { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `calculator` (lib) generated 6 warnings [INFO] [stderr] warning: `calculator` (lib test) generated 6 warnings (6 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/calculator-1c62c8215978d6ee) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/calculator-a32e8d9d75fade42) [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] [stderr] Doc-tests calculator [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" "0e00fe5c88893afbb30da4891e97f7ba695933cbe6085ec6678b2bc7ed6d133f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e00fe5c88893afbb30da4891e97f7ba695933cbe6085ec6678b2bc7ed6d133f", kill_on_drop: false }` [INFO] [stdout] 0e00fe5c88893afbb30da4891e97f7ba695933cbe6085ec6678b2bc7ed6d133f