[INFO] cloning repository https://github.com/atosh/tinydb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/atosh/tinydb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatosh%2Ftinydb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatosh%2Ftinydb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 341fb8b155c98055713a36fc135cb39991bb8178
[INFO] testing atosh/tinydb against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatosh%2Ftinydb" "/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/atosh/tinydb 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/atosh/tinydb
[INFO] finished tweaking git repo https://github.com/atosh/tinydb
[INFO] tweaked toml for git repo https://github.com/atosh/tinydb written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/atosh/tinydb 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] 49f9e0a2e971d86d86065144c1fa51906cdb0d0ec90c3e53fb1c81c528143f9d
[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" "49f9e0a2e971d86d86065144c1fa51906cdb0d0ec90c3e53fb1c81c528143f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49f9e0a2e971d86d86065144c1fa51906cdb0d0ec90c3e53fb1c81c528143f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49f9e0a2e971d86d86065144c1fa51906cdb0d0ec90c3e53fb1c81c528143f9d", kill_on_drop: false }`
[INFO] [stdout] 49f9e0a2e971d86d86065144c1fa51906cdb0d0ec90c3e53fb1c81c528143f9d
[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] 7a4f76ba6c2e173892aa5a48355fc187b765b0e2671483fb69bf891677427c01
[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" "7a4f76ba6c2e173892aa5a48355fc187b765b0e2671483fb69bf891677427c01", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinydb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `values`
[INFO] [stdout]    --> src/main.rs:172:30
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn insert(&mut self, values: &Vec<Datum>) -> &mut Table {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_values`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `columns`
[INFO] [stdout]    --> src/main.rs:168:5
[INFO] [stdout]     |
[INFO] [stdout] 168 |     columns: Vec<Column>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "7a4f76ba6c2e173892aa5a48355fc187b765b0e2671483fb69bf891677427c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a4f76ba6c2e173892aa5a48355fc187b765b0e2671483fb69bf891677427c01", kill_on_drop: false }`
[INFO] [stdout] 7a4f76ba6c2e173892aa5a48355fc187b765b0e2671483fb69bf891677427c01
[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] 34779c434769d5e012012c3f4627d266c8393e5b56b4cbd0831a89c9ae61078a
[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" "34779c434769d5e012012c3f4627d266c8393e5b56b4cbd0831a89c9ae61078a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinydb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `values`
[INFO] [stdout]    --> src/main.rs:172:30
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn insert(&mut self, values: &Vec<Datum>) -> &mut Table {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_values`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `columns`
[INFO] [stdout]    --> src/main.rs:168:5
[INFO] [stdout]     |
[INFO] [stdout] 168 |     columns: Vec<Column>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "34779c434769d5e012012c3f4627d266c8393e5b56b4cbd0831a89c9ae61078a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34779c434769d5e012012c3f4627d266c8393e5b56b4cbd0831a89c9ae61078a", kill_on_drop: false }`
[INFO] [stdout] 34779c434769d5e012012c3f4627d266c8393e5b56b4cbd0831a89c9ae61078a
[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] 120c7639b35bf61bfde1993d655c8eabe78afe3e07a585def6534bef2a239870
[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" "120c7639b35bf61bfde1993d655c8eabe78afe3e07a585def6534bef2a239870", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `values`
[INFO] [stderr]    --> src/main.rs:172:30
[INFO] [stderr]     |
[INFO] [stderr] 172 |     pub fn insert(&mut self, values: &Vec<Datum>) -> &mut Table {
[INFO] [stderr]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_values`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `columns`
[INFO] [stderr]    --> src/main.rs:168:5
[INFO] [stderr]     |
[INFO] [stderr] 168 |     columns: Vec<Column>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tinydb-aa60225c7a2de2ba
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_column_varchar ... ok
[INFO] [stdout] test test_dictionary_integer ... ok
[INFO] [stdout] test test_dictionary_varchar ... ok
[INFO] [stdout] test test_column_integer ... ok
[INFO] [stdout] test test_table ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "120c7639b35bf61bfde1993d655c8eabe78afe3e07a585def6534bef2a239870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "120c7639b35bf61bfde1993d655c8eabe78afe3e07a585def6534bef2a239870", kill_on_drop: false }`
[INFO] [stdout] 120c7639b35bf61bfde1993d655c8eabe78afe3e07a585def6534bef2a239870