[INFO] updating cached repository https://github.com/eeeeeta/matrix-extractor-hacky
[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] 1dd103cec72a3bd4913c49832df1d6a0cac1b31d
[INFO] testing eeeeeta/matrix-extractor-hacky against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feeeeeta%2Fmatrix-extractor-hacky" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eeeeeta/matrix-extractor-hacky on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eeeeeta/matrix-extractor-hacky
[INFO] finished tweaking git repo https://github.com/eeeeeta/matrix-extractor-hacky
[INFO] tweaked toml for git repo https://github.com/eeeeeta/matrix-extractor-hacky written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/eeeeeta/matrix-extractor-hacky already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03d2086aa6fafa32925805ee3f1e707835d028dafb6112083d6cb7bb556d60a2
[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" "03d2086aa6fafa32925805ee3f1e707835d028dafb6112083d6cb7bb556d60a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03d2086aa6fafa32925805ee3f1e707835d028dafb6112083d6cb7bb556d60a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03d2086aa6fafa32925805ee3f1e707835d028dafb6112083d6cb7bb556d60a2", kill_on_drop: false }`
[INFO] [stdout] 03d2086aa6fafa32925805ee3f1e707835d028dafb6112083d6cb7bb556d60a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c93d3bd5c4a885f46af9eeac5b1cba130a4ba1146e6a6d7d4c67e59329a77fa6
[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" "c93d3bd5c4a885f46af9eeac5b1cba130a4ba1146e6a6d7d4c67e59329a77fa6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.67
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling chrono v0.4.4
[INFO] [stderr]    Compiling serde_derive v1.0.67
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling csv-core v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.22
[INFO] [stderr]    Compiling csv v1.0.0
[INFO] [stderr]    Compiling gm-types v0.4.0 (https://github.com/eeeeeta/glitch-in-the-matrix?branch=horrible-hack-for-hacky-extractor#df20888f)
[INFO] [stderr]    Compiling matrix-extractor-hacky v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/main.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let meta: Metadata = match ::serde_json::from_str(&rec.meta) {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_meta`
[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 37.03s
[INFO] running `Command { std: "docker" "inspect" "c93d3bd5c4a885f46af9eeac5b1cba130a4ba1146e6a6d7d4c67e59329a77fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c93d3bd5c4a885f46af9eeac5b1cba130a4ba1146e6a6d7d4c67e59329a77fa6", kill_on_drop: false }`
[INFO] [stdout] c93d3bd5c4a885f46af9eeac5b1cba130a4ba1146e6a6d7d4c67e59329a77fa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1df67b585191da09cf8ea404e925358b9209968cc8f821c4b60632f45876f35
[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" "c1df67b585191da09cf8ea404e925358b9209968cc8f821c4b60632f45876f35", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrix-extractor-hacky v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/main.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let meta: Metadata = match ::serde_json::from_str(&rec.meta) {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_meta`
[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 1.18s
[INFO] running `Command { std: "docker" "inspect" "c1df67b585191da09cf8ea404e925358b9209968cc8f821c4b60632f45876f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1df67b585191da09cf8ea404e925358b9209968cc8f821c4b60632f45876f35", kill_on_drop: false }`
[INFO] [stdout] c1df67b585191da09cf8ea404e925358b9209968cc8f821c4b60632f45876f35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 516ac801ce8ec1ad5ce2ab0c1d2b92fb5f6f83fa7615af06b8c4a03b13b62750
[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" "516ac801ce8ec1ad5ce2ab0c1d2b92fb5f6f83fa7615af06b8c4a03b13b62750", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `meta`
[INFO] [stderr]   --> src/main.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let meta: Metadata = match ::serde_json::from_str(&rec.meta) {
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_meta`
[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 1.31s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/matrix_extractor_hacky-d8a378856c7aaa8f
[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" "516ac801ce8ec1ad5ce2ab0c1d2b92fb5f6f83fa7615af06b8c4a03b13b62750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "516ac801ce8ec1ad5ce2ab0c1d2b92fb5f6f83fa7615af06b8c4a03b13b62750", kill_on_drop: false }`
[INFO] [stdout] 516ac801ce8ec1ad5ce2ab0c1d2b92fb5f6f83fa7615af06b8c4a03b13b62750