[INFO] fetching crate eureka 1.8.0... [INFO] checking eureka-1.8.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate eureka 1.8.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate eureka 1.8.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate eureka 1.8.0 [INFO] finished tweaking crates.io crate eureka 1.8.0 [INFO] tweaked toml for crates.io crate eureka 1.8.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate eureka 1.8.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clap v2.33.2 [INFO] [stderr] Downloaded libz-sys v1.0.25 [INFO] [stderr] Downloaded libssh2-sys v0.2.18 [INFO] [stderr] Downloaded git2 v0.13.8 [INFO] [stderr] Downloaded libgit2-sys v0.12.9+1.0.1 [INFO] [stderr] Downloaded libc v0.2.74 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d1d7dc8557541c7c0f4c379598a0faf54bb0844ca96506e3b0e7ffc1fdb0fdeb [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" "d1d7dc8557541c7c0f4c379598a0faf54bb0844ca96506e3b0e7ffc1fdb0fdeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d1d7dc8557541c7c0f4c379598a0faf54bb0844ca96506e3b0e7ffc1fdb0fdeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1d7dc8557541c7c0f4c379598a0faf54bb0844ca96506e3b0e7ffc1fdb0fdeb", kill_on_drop: false }` [INFO] [stdout] d1d7dc8557541c7c0f4c379598a0faf54bb0844ca96506e3b0e7ffc1fdb0fdeb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 28ee909312542d6038d2c699181c52fafa94a454c3c1ec9b4a5622ffa2e7773b [INFO] running `Command { std: "docker" "start" "-a" "28ee909312542d6038d2c699181c52fafa94a454c3c1ec9b4a5622ffa2e7773b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Checking tinyvec v0.3.3 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling jobserver v0.1.21 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.2 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling libssh2-sys v0.2.18 [INFO] [stderr] Compiling libgit2-sys v0.12.9+1.0.1 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Checking git2 v0.13.8 [INFO] [stderr] Checking thiserror v1.0.20 [INFO] [stderr] Checking which v4.0.2 [INFO] [stderr] Checking eureka v1.8.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `eureka` [INFO] [stdout] --> tests/tests.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | let eureka = Eureka::new(fh, printer, reader); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_eureka` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> tests/tests.rs:22:31 [INFO] [stdout] | [INFO] [stdout] 22 | fn config_read(&self, file: ConfigFile) -> io::Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> tests/tests.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | fn config_write(&self, file: ConfigFile, value: String) -> io::Result<()> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> tests/tests.rs:26:50 [INFO] [stdout] | [INFO] [stdout] 26 | fn config_write(&self, file: ConfigFile, value: String) -> io::Result<()> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> tests/tests.rs:32:27 [INFO] [stdout] | [INFO] [stdout] 32 | fn file_rm(&self, file: ConfigFile) -> io::Result<()> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> tests/tests.rs:40:29 [INFO] [stdout] | [INFO] [stdout] 40 | fn print(&mut self, value: &str) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> tests/tests.rs:44:31 [INFO] [stdout] | [INFO] [stdout] 44 | fn println(&mut self, value: &str) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> tests/tests.rs:54:36 [INFO] [stdout] | [INFO] [stdout] 54 | fn input_header(&mut self, value: &str) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> tests/tests.rs:58:38 [INFO] [stdout] | [INFO] [stdout] 58 | fn println_styled(&mut self, value: &str, opts: PrintOptions) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `opts` [INFO] [stdout] --> tests/tests.rs:58:51 [INFO] [stdout] | [INFO] [stdout] 58 | fn println_styled(&mut self, value: &str, opts: PrintOptions) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_opts` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 54.39s [INFO] running `Command { std: "docker" "inspect" "28ee909312542d6038d2c699181c52fafa94a454c3c1ec9b4a5622ffa2e7773b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28ee909312542d6038d2c699181c52fafa94a454c3c1ec9b4a5622ffa2e7773b", kill_on_drop: false }` [INFO] [stdout] 28ee909312542d6038d2c699181c52fafa94a454c3c1ec9b4a5622ffa2e7773b