[INFO] cloning repository https://github.com/ayourtch/deq-bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ayourtch/deq-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayourtch%2Fdeq-bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayourtch%2Fdeq-bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb1f4b1040358cabeb846855139065b8bc63fd06
[INFO] testing ayourtch/deq-bug against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayourtch%2Fdeq-bug" "/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/ayourtch/deq-bug on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ayourtch/deq-bug
[INFO] finished tweaking git repo https://github.com/ayourtch/deq-bug
[INFO] tweaked toml for git repo https://github.com/ayourtch/deq-bug written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ayourtch/deq-bug already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34db54fc02f4e8a3691dd0a142cc1901ce5065f63ae7742bc2efbb93cd2f6f0d
[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" "34db54fc02f4e8a3691dd0a142cc1901ce5065f63ae7742bc2efbb93cd2f6f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34db54fc02f4e8a3691dd0a142cc1901ce5065f63ae7742bc2efbb93cd2f6f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34db54fc02f4e8a3691dd0a142cc1901ce5065f63ae7742bc2efbb93cd2f6f0d", kill_on_drop: false }`
[INFO] [stdout] 34db54fc02f4e8a3691dd0a142cc1901ce5065f63ae7742bc2efbb93cd2f6f0d
[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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb553ecdcf6a92836986a9b0f4bf3f01c5557d0f18b9132b06daf29d2a28274d
[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" "cb553ecdcf6a92836986a9b0f4bf3f01c5557d0f18b9132b06daf29d2a28274d", kill_on_drop: false }`
[INFO] [stderr]    Compiling deq-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ideq`
[INFO] [stdout]   --> src/main.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn bpfunc(ideq: &mut VecDeque<u8>) {
[INFO] [stdout]    |           ^^^^ help: if this is intentional, prefix it with an underscore: `_ideq`
[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 2.45s
[INFO] running `Command { std: "docker" "inspect" "cb553ecdcf6a92836986a9b0f4bf3f01c5557d0f18b9132b06daf29d2a28274d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb553ecdcf6a92836986a9b0f4bf3f01c5557d0f18b9132b06daf29d2a28274d", kill_on_drop: false }`
[INFO] [stdout] cb553ecdcf6a92836986a9b0f4bf3f01c5557d0f18b9132b06daf29d2a28274d
[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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 294d2d7651024e9d05d65d46c604deb3394db485edb0efa62d897c38f4695a05
[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" "294d2d7651024e9d05d65d46c604deb3394db485edb0efa62d897c38f4695a05", kill_on_drop: false }`
[INFO] [stderr]    Compiling deq-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ideq`
[INFO] [stdout]   --> src/main.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn bpfunc(ideq: &mut VecDeque<u8>) {
[INFO] [stdout]    |           ^^^^ help: if this is intentional, prefix it with an underscore: `_ideq`
[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 1.78s
[INFO] running `Command { std: "docker" "inspect" "294d2d7651024e9d05d65d46c604deb3394db485edb0efa62d897c38f4695a05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "294d2d7651024e9d05d65d46c604deb3394db485edb0efa62d897c38f4695a05", kill_on_drop: false }`
[INFO] [stdout] 294d2d7651024e9d05d65d46c604deb3394db485edb0efa62d897c38f4695a05
[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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f00b5b81629c3a88283f9a8cef20b1e3f95664b36d69b891907eba7a26ef8153
[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" "f00b5b81629c3a88283f9a8cef20b1e3f95664b36d69b891907eba7a26ef8153", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `ideq`
[INFO] [stdout] 
[INFO] [stderr]   --> src/main.rs:16:11
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 16 | fn bpfunc(ideq: &mut VecDeque<u8>) {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]    |           ^^^^ help: if this is intentional, prefix it with an underscore: `_ideq`
[INFO] [stdout] 
[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 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/deq_bug-8536e26b7a796412
[INFO] running `Command { std: "docker" "inspect" "f00b5b81629c3a88283f9a8cef20b1e3f95664b36d69b891907eba7a26ef8153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f00b5b81629c3a88283f9a8cef20b1e3f95664b36d69b891907eba7a26ef8153", kill_on_drop: false }`
[INFO] [stdout] f00b5b81629c3a88283f9a8cef20b1e3f95664b36d69b891907eba7a26ef8153