[INFO] cloning repository https://github.com/atsmtat/lox-vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/atsmtat/lox-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatsmtat%2Flox-vm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatsmtat%2Flox-vm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a53ca152bea9ca2c0419b41e9c16050b89ae6b76
[INFO] testing atsmtat/lox-vm against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatsmtat%2Flox-vm" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/atsmtat/lox-vm 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/atsmtat/lox-vm
[INFO] finished tweaking git repo https://github.com/atsmtat/lox-vm
[INFO] tweaked toml for git repo https://github.com/atsmtat/lox-vm written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/atsmtat/lox-vm 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] d579113ef2a5a904645bb9eaa88007f57d092f19bfe07ef2d31f6f3ca25e6f28
[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" "d579113ef2a5a904645bb9eaa88007f57d092f19bfe07ef2d31f6f3ca25e6f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d579113ef2a5a904645bb9eaa88007f57d092f19bfe07ef2d31f6f3ca25e6f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d579113ef2a5a904645bb9eaa88007f57d092f19bfe07ef2d31f6f3ca25e6f28", kill_on_drop: false }`
[INFO] [stdout] d579113ef2a5a904645bb9eaa88007f57d092f19bfe07ef2d31f6f3ca25e6f28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 89b2ef0c7104e3ede745e54701fd0a95cdae19572e2c356948fead19b4f20d2e
[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" "89b2ef0c7104e3ede745e54701fd0a95cdae19572e2c356948fead19b4f20d2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling lox-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Or`
[INFO] [stdout]   --> src/compiler.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Or,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `And`
[INFO] [stdout]   --> src/compiler.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     And,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Call`
[INFO] [stdout]   --> src/compiler.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     Call,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Primary`
[INFO] [stdout]   --> src/compiler.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     Primary,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "89b2ef0c7104e3ede745e54701fd0a95cdae19572e2c356948fead19b4f20d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89b2ef0c7104e3ede745e54701fd0a95cdae19572e2c356948fead19b4f20d2e", kill_on_drop: false }`
[INFO] [stdout] 89b2ef0c7104e3ede745e54701fd0a95cdae19572e2c356948fead19b4f20d2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] f1016d1673f772be0fb7b56b0a313258026de6ae7303d2f55d8a92f26c42ad2a
[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" "f1016d1673f772be0fb7b56b0a313258026de6ae7303d2f55d8a92f26c42ad2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lox-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Or`
[INFO] [stdout]   --> src/compiler.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Or,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `And`
[INFO] [stdout]   --> src/compiler.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     And,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Call`
[INFO] [stdout]   --> src/compiler.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     Call,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Primary`
[INFO] [stdout]   --> src/compiler.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     Primary,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "f1016d1673f772be0fb7b56b0a313258026de6ae7303d2f55d8a92f26c42ad2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1016d1673f772be0fb7b56b0a313258026de6ae7303d2f55d8a92f26c42ad2a", kill_on_drop: false }`
[INFO] [stdout] f1016d1673f772be0fb7b56b0a313258026de6ae7303d2f55d8a92f26c42ad2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 1062d0116a5a0414a511eea424a46326ccd254693e3abec5442e8ca5ac2497a2
[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" "1062d0116a5a0414a511eea424a46326ccd254693e3abec5442e8ca5ac2497a2", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `Or`
[INFO] [stderr]   --> src/compiler.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     Or,
[INFO] [stderr]    |     ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `And`
[INFO] [stderr]   --> src/compiler.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     And,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Call`
[INFO] [stderr]   --> src/compiler.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     Call,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Primary`
[INFO] [stderr]   --> src/compiler.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     Primary,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lox_vm-448a0494f8c9fcc8
[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" "1062d0116a5a0414a511eea424a46326ccd254693e3abec5442e8ca5ac2497a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1062d0116a5a0414a511eea424a46326ccd254693e3abec5442e8ca5ac2497a2", kill_on_drop: false }`
[INFO] [stdout] 1062d0116a5a0414a511eea424a46326ccd254693e3abec5442e8ca5ac2497a2