[INFO] updating cached repository https://github.com/pattyjogal/wikipedia-analysis [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 626aed4a0c16f98344c4f670e3e713aced8fc336 [INFO] testing pattyjogal/wikipedia-analysis against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpattyjogal%2Fwikipedia-analysis" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pattyjogal/wikipedia-analysis on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pattyjogal/wikipedia-analysis [INFO] finished tweaking git repo https://github.com/pattyjogal/wikipedia-analysis [INFO] tweaked toml for git repo https://github.com/pattyjogal/wikipedia-analysis written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/pattyjogal/wikipedia-analysis already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9b71c650836e0208630f33e4becaa410b3a41fb3dc59bbe00e62af00c9b4eddc [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" "9b71c650836e0208630f33e4becaa410b3a41fb3dc59bbe00e62af00c9b4eddc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9b71c650836e0208630f33e4becaa410b3a41fb3dc59bbe00e62af00c9b4eddc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b71c650836e0208630f33e4becaa410b3a41fb3dc59bbe00e62af00c9b4eddc", kill_on_drop: false }` [INFO] [stdout] 9b71c650836e0208630f33e4becaa410b3a41fb3dc59bbe00e62af00c9b4eddc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 524492953ad4190f93ae35f570b1a46c067298c2dbb842c5a4e99e91f8b19e0f [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" "524492953ad4190f93ae35f570b1a46c067298c2dbb842c5a4e99e91f8b19e0f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.33 [INFO] [stderr] Compiling cc v1.0.3 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling rustc-demangle v0.1.5 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling lazy_static v0.2.9 [INFO] [stderr] Compiling regex-syntax v0.4.1 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling encoding_rs v0.7.1 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling thread_local v0.3.4 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling regex v0.2.2 [INFO] [stderr] Compiling backtrace v0.3.3 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling quick-xml v0.9.4 [INFO] [stderr] Compiling wildcard_analysis v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> src/main.rs:40:37 [INFO] [stdout] | [INFO] [stdout] 40 | ... Err(num) => continue [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 35.58s [INFO] running `Command { std: "docker" "inspect" "524492953ad4190f93ae35f570b1a46c067298c2dbb842c5a4e99e91f8b19e0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "524492953ad4190f93ae35f570b1a46c067298c2dbb842c5a4e99e91f8b19e0f", kill_on_drop: false }` [INFO] [stdout] 524492953ad4190f93ae35f570b1a46c067298c2dbb842c5a4e99e91f8b19e0f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1d3102b514d4b146c48756f6aac1ff372128a4e1c1c5209e358b1b22d598c299 [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" "1d3102b514d4b146c48756f6aac1ff372128a4e1c1c5209e358b1b22d598c299", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling wildcard_analysis v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> src/main.rs:40:37 [INFO] [stdout] | [INFO] [stdout] 40 | ... Err(num) => continue [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `Command { std: "docker" "inspect" "1d3102b514d4b146c48756f6aac1ff372128a4e1c1c5209e358b1b22d598c299", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d3102b514d4b146c48756f6aac1ff372128a4e1c1c5209e358b1b22d598c299", kill_on_drop: false }` [INFO] [stdout] 1d3102b514d4b146c48756f6aac1ff372128a4e1c1c5209e358b1b22d598c299 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6f83b6fd003d75abc27648fa99817527bfa48a895fa5418cda8ef77ee12c215e [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" "6f83b6fd003d75abc27648fa99817527bfa48a895fa5418cda8ef77ee12c215e", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `num` [INFO] [stderr] --> src/main.rs:40:37 [INFO] [stderr] | [INFO] [stderr] 40 | ... Err(num) => continue [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/wildcard_analysis-2a1639ecaa1f4c3c [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6f83b6fd003d75abc27648fa99817527bfa48a895fa5418cda8ef77ee12c215e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f83b6fd003d75abc27648fa99817527bfa48a895fa5418cda8ef77ee12c215e", kill_on_drop: false }` [INFO] [stdout] 6f83b6fd003d75abc27648fa99817527bfa48a895fa5418cda8ef77ee12c215e