[INFO] fetching crate ets 0.2.5... [INFO] checking ets-0.2.5 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] extracting crate ets 0.2.5 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate ets 0.2.5 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ets 0.2.5 [INFO] finished tweaking crates.io crate ets 0.2.5 [INFO] tweaked toml for crates.io crate ets 0.2.5 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate crates.io crate ets 0.2.5 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3ea936026ead2e088d77c08c79841ce399bac8babd54f4981a74190807f81cfe [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" "3ea936026ead2e088d77c08c79841ce399bac8babd54f4981a74190807f81cfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ea936026ead2e088d77c08c79841ce399bac8babd54f4981a74190807f81cfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ea936026ead2e088d77c08c79841ce399bac8babd54f4981a74190807f81cfe", kill_on_drop: false }` [INFO] [stdout] 3ea936026ead2e088d77c08c79841ce399bac8babd54f4981a74190807f81cfe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f617c06c42529ca0f1d5ed61ae06f250df3fb84ad6b27f8717c61c3e26efec68 [INFO] running `Command { std: "docker" "start" "-a" "f617c06c42529ca0f1d5ed61ae06f250df3fb84ad6b27f8717c61c3e26efec68", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking rustc-demangle v0.1.16 [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 aho-corasick v0.7.13 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Checking Inflector v0.11.4 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking exitfailure v0.5.1 [INFO] [stderr] Checking ets v0.2.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `content` [INFO] [stdout] --> src/main.rs:117:13 [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:119:13 [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:120:13 [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: unused variable: `content` [INFO] [stdout] --> src/main.rs:117:13 [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:119:13 [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:120:13 [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: 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 16.59s [INFO] running `Command { std: "docker" "inspect" "f617c06c42529ca0f1d5ed61ae06f250df3fb84ad6b27f8717c61c3e26efec68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f617c06c42529ca0f1d5ed61ae06f250df3fb84ad6b27f8717c61c3e26efec68", kill_on_drop: false }` [INFO] [stdout] f617c06c42529ca0f1d5ed61ae06f250df3fb84ad6b27f8717c61c3e26efec68