[INFO] fetching crate ets 0.2.4... [INFO] checking ets-0.2.4 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863 [INFO] extracting crate ets 0.2.4 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate ets 0.2.4 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ets 0.2.4 [INFO] finished tweaking crates.io crate ets 0.2.4 [INFO] tweaked toml for crates.io crate ets 0.2.4 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate crates.io crate ets 0.2.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 61a59e78099c636db7866e962b3db52f17078018a8ebdd1c423a9584b1b84c5f [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" "61a59e78099c636db7866e962b3db52f17078018a8ebdd1c423a9584b1b84c5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "61a59e78099c636db7866e962b3db52f17078018a8ebdd1c423a9584b1b84c5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61a59e78099c636db7866e962b3db52f17078018a8ebdd1c423a9584b1b84c5f", kill_on_drop: false }` [INFO] [stdout] 61a59e78099c636db7866e962b3db52f17078018a8ebdd1c423a9584b1b84c5f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4cc37a687a9ecdeff717c05938a7aa9b3e065c5f7b8578431d971cfa0ed0eec0 [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" "4cc37a687a9ecdeff717c05938a7aa9b3e065c5f7b8578431d971cfa0ed0eec0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Checking miniz_oxide v0.4.1 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking Inflector v0.11.4 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking exitfailure v0.5.1 [INFO] [stderr] Checking ets v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `content` [INFO] [stdout] --> src/main.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | let mut content: String = String::new(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file_name` [INFO] [stdout] --> src/main.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | let file_name: String; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dir` [INFO] [stdout] --> src/main.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | let mut dir: String = String::new(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dir` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `content_res` [INFO] [stdout] --> src/main.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let mut content_res: (String, String) = (String::from(""), String::from("")); [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | let mut content: String = String::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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | let mut dir: String = String::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let mut content_res: (String, String) = (String::from(""), String::from("")); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `content` [INFO] [stdout] --> src/main.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | let mut content: String = String::new(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file_name` [INFO] [stdout] --> src/main.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | let file_name: String; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dir` [INFO] [stdout] --> src/main.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | let mut dir: String = String::new(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dir` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `content_res` [INFO] [stdout] --> src/main.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let mut content_res: (String, String) = (String::from(""), String::from("")); [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | let mut content: String = String::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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | let mut dir: String = String::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let mut content_res: (String, String) = (String::from(""), String::from("")); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 27.95s [INFO] running `Command { std: "docker" "inspect" "4cc37a687a9ecdeff717c05938a7aa9b3e065c5f7b8578431d971cfa0ed0eec0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cc37a687a9ecdeff717c05938a7aa9b3e065c5f7b8578431d971cfa0ed0eec0", kill_on_drop: false }` [INFO] [stdout] 4cc37a687a9ecdeff717c05938a7aa9b3e065c5f7b8578431d971cfa0ed0eec0