[INFO] cloning repository https://github.com/tomasz-pankowski/rust-class-ps1 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomasz-pankowski/rust-class-ps1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomasz-pankowski%2Frust-class-ps1", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomasz-pankowski%2Frust-class-ps1'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f97feee69ac50a6c831ca73fe4211eebb8e89f69 [INFO] checking tomasz-pankowski/rust-class-ps1 against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomasz-pankowski%2Frust-class-ps1" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tomasz-pankowski/rust-class-ps1 on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tomasz-pankowski/rust-class-ps1 [INFO] finished tweaking git repo https://github.com/tomasz-pankowski/rust-class-ps1 [INFO] tweaked toml for git repo https://github.com/tomasz-pankowski/rust-class-ps1 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/tomasz-pankowski/rust-class-ps1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 18a971e3ee41c0fa34d415fd6aeea1b34d5c0cfbbcb0c39074eddbb5cf12f1dd [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" "18a971e3ee41c0fa34d415fd6aeea1b34d5c0cfbbcb0c39074eddbb5cf12f1dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18a971e3ee41c0fa34d415fd6aeea1b34d5c0cfbbcb0c39074eddbb5cf12f1dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18a971e3ee41c0fa34d415fd6aeea1b34d5c0cfbbcb0c39074eddbb5cf12f1dd", kill_on_drop: false }` [INFO] [stdout] 18a971e3ee41c0fa34d415fd6aeea1b34d5c0cfbbcb0c39074eddbb5cf12f1dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c1c2c268928ab27c3036d804c96f75559ef195b69606fd6f585e54246b94c84b [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" "c1c2c268928ab27c3036d804c96f75559ef195b69606fd6f585e54246b94c84b", kill_on_drop: false }` [INFO] [stderr] Checking ps1 v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `why` [INFO] [stdout] --> src/main.rs:57:32 [INFO] [stdout] | [INFO] [stdout] 57 | ... Err(why) => panic!("couldn't open"), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_why` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `why` [INFO] [stdout] --> src/main.rs:62:13 [INFO] [stdout] | [INFO] [stdout] 62 | ... Err(why) => panic!("couldn't read "), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_why` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `response_default` is assigned to, but never used [INFO] [stdout] --> src/main.rs:72:10 [INFO] [stdout] | [INFO] [stdout] 72 | let response_default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_response_default` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `response_default` is never read [INFO] [stdout] --> src/main.rs:74:7 [INFO] [stdout] | [INFO] [stdout] 74 | response_default =format!( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `counter` should have an upper case name [INFO] [stdout] --> src/main.rs:29:16 [INFO] [stdout] | [INFO] [stdout] 29 | static mut counter: i32 = 0; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `COUNTER` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `why` [INFO] [stdout] --> src/main.rs:57:32 [INFO] [stdout] | [INFO] [stdout] 57 | ... Err(why) => panic!("couldn't open"), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_why` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `why` [INFO] [stdout] --> src/main.rs:62:13 [INFO] [stdout] | [INFO] [stdout] 62 | ... Err(why) => panic!("couldn't read "), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_why` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `response_default` is assigned to, but never used [INFO] [stdout] --> src/main.rs:72:10 [INFO] [stdout] | [INFO] [stdout] 72 | let response_default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_response_default` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `response_default` is never read [INFO] [stdout] --> src/main.rs:74:7 [INFO] [stdout] | [INFO] [stdout] 74 | response_default =format!( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `counter` should have an upper case name [INFO] [stdout] --> src/main.rs:29:16 [INFO] [stdout] | [INFO] [stdout] 29 | static mut counter: i32 = 0; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `COUNTER` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "c1c2c268928ab27c3036d804c96f75559ef195b69606fd6f585e54246b94c84b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1c2c268928ab27c3036d804c96f75559ef195b69606fd6f585e54246b94c84b", kill_on_drop: false }` [INFO] [stdout] c1c2c268928ab27c3036d804c96f75559ef195b69606fd6f585e54246b94c84b