[INFO] cloning repository https://github.com/hgallagher1993/Calculator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hgallagher1993/Calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhgallagher1993%2FCalculator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhgallagher1993%2FCalculator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d9a503417e94bb8d5beef654147b5cf798d55c40 [INFO] testing hgallagher1993/Calculator against beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhgallagher1993%2FCalculator" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hgallagher1993/Calculator on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hgallagher1993/Calculator [INFO] finished tweaking git repo https://github.com/hgallagher1993/Calculator [INFO] tweaked toml for git repo https://github.com/hgallagher1993/Calculator written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/hgallagher1993/Calculator already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: path `/workspace/builds/worker-11/source/src/Calculator.rs` was erroneously implicitly accepted for binary `Calculator`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a7c0f404663740c519161c76bc880955e930280d3659e6d9bb61adf9e3911099 [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" "a7c0f404663740c519161c76bc880955e930280d3659e6d9bb61adf9e3911099", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a7c0f404663740c519161c76bc880955e930280d3659e6d9bb61adf9e3911099", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7c0f404663740c519161c76bc880955e930280d3659e6d9bb61adf9e3911099", kill_on_drop: false }` [INFO] [stdout] a7c0f404663740c519161c76bc880955e930280d3659e6d9bb61adf9e3911099 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de4b69318b8152d28f709edeea450cf23dbbf106bac33b252624a23daaa1719b [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" "de4b69318b8152d28f709edeea450cf23dbbf106bac33b252624a23daaa1719b", kill_on_drop: false }` [INFO] [stderr] warning: path `/opt/rustwide/workdir/src/Calculator.rs` was erroneously implicitly accepted for binary `Calculator`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] Compiling Calculator v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/Calculator.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | if(flag == false) [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/Calculator.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | if(operator == '=') [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/Calculator.rs:73:8 [INFO] [stdout] | [INFO] [stdout] 73 | let mut operator: char = operator_string.chars() [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: crate `Calculator` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `calculator` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.94s [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "de4b69318b8152d28f709edeea450cf23dbbf106bac33b252624a23daaa1719b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de4b69318b8152d28f709edeea450cf23dbbf106bac33b252624a23daaa1719b", kill_on_drop: false }` [INFO] [stdout] de4b69318b8152d28f709edeea450cf23dbbf106bac33b252624a23daaa1719b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 22f589d2fe2a4a9a900c5e69b74705d31452b2df8d92c7a210277d245fe4a7b8 [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" "22f589d2fe2a4a9a900c5e69b74705d31452b2df8d92c7a210277d245fe4a7b8", kill_on_drop: false }` [INFO] [stderr] warning: path `/opt/rustwide/workdir/src/Calculator.rs` was erroneously implicitly accepted for binary `Calculator`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] Compiling Calculator v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/Calculator.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | if(flag == false) [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/Calculator.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | if(operator == '=') [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/Calculator.rs:73:8 [INFO] [stdout] | [INFO] [stdout] 73 | let mut operator: char = operator_string.chars() [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: crate `Calculator` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `calculator` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.91s [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "22f589d2fe2a4a9a900c5e69b74705d31452b2df8d92c7a210277d245fe4a7b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22f589d2fe2a4a9a900c5e69b74705d31452b2df8d92c7a210277d245fe4a7b8", kill_on_drop: false }` [INFO] [stdout] 22f589d2fe2a4a9a900c5e69b74705d31452b2df8d92c7a210277d245fe4a7b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5700c5fd4218c60c34eee5991e4fddaf7d1e058abb4ce0b5641c838a3c0b096d [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" "5700c5fd4218c60c34eee5991e4fddaf7d1e058abb4ce0b5641c838a3c0b096d", kill_on_drop: false }` [INFO] [stderr] warning: path `/opt/rustwide/workdir/src/Calculator.rs` was erroneously implicitly accepted for binary `Calculator`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/Calculator.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | if(flag == false) [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/Calculator.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | if(operator == '=') [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/Calculator.rs:73:8 [INFO] [stderr] | [INFO] [stderr] 73 | let mut operator: char = operator_string.chars() [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: crate `Calculator` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `calculator` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/Calculator-983705795d051f85 [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" "5700c5fd4218c60c34eee5991e4fddaf7d1e058abb4ce0b5641c838a3c0b096d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5700c5fd4218c60c34eee5991e4fddaf7d1e058abb4ce0b5641c838a3c0b096d", kill_on_drop: false }` [INFO] [stdout] 5700c5fd4218c60c34eee5991e4fddaf7d1e058abb4ce0b5641c838a3c0b096d