[INFO] cloning repository https://github.com/IceSentry/lox_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IceSentry/lox_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIceSentry%2Flox_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIceSentry%2Flox_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 946075b26f763c7925d299da7e8381c09c6338b7
[INFO] testing IceSentry/lox_rs against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIceSentry%2Flox_rs" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IceSentry/lox_rs on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IceSentry/lox_rs
[INFO] finished tweaking git repo https://github.com/IceSentry/lox_rs
[INFO] tweaked toml for git repo https://github.com/IceSentry/lox_rs written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/IceSentry/lox_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 920278a08029f641cd95b985bf6d0a66d5945f5c186fa58361d93c5d064bf2d1
[INFO] running `Command { std: "docker" "start" "-a" "920278a08029f641cd95b985bf6d0a66d5945f5c186fa58361d93c5d064bf2d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "920278a08029f641cd95b985bf6d0a66d5945f5c186fa58361d93c5d064bf2d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "920278a08029f641cd95b985bf6d0a66d5945f5c186fa58361d93c5d064bf2d1", kill_on_drop: false }`
[INFO] [stdout] 920278a08029f641cd95b985bf6d0a66d5945f5c186fa58361d93c5d064bf2d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3341bf6eba6193b6b07a7bc5c7252c1e07ea68cc18619d03de550f26c4fe3b5a
[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" "3341bf6eba6193b6b07a7bc5c7252c1e07ea68cc18619d03de550f26c4fe3b5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling float-cmp v0.6.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling enum_dispatch v0.2.3
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]    Compiling structopt v0.3.12
[INFO] [stderr]    Compiling lox_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Undefined`
[INFO] [stdout]   --> src/lox.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     Undefined, // This is used as a flag, there are no corresponding literal
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `LoxValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/lox.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 | #[derive(Debug, Clone)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.29s
[INFO] running `Command { std: "docker" "inspect" "3341bf6eba6193b6b07a7bc5c7252c1e07ea68cc18619d03de550f26c4fe3b5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3341bf6eba6193b6b07a7bc5c7252c1e07ea68cc18619d03de550f26c4fe3b5a", kill_on_drop: false }`
[INFO] [stdout] 3341bf6eba6193b6b07a7bc5c7252c1e07ea68cc18619d03de550f26c4fe3b5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 578905177a0008953a8d19947d48168eef1e143d9457b48c6947cdab2b048b15
[INFO] running `Command { std: "docker" "start" "-a" "578905177a0008953a8d19947d48168eef1e143d9457b48c6947cdab2b048b15", kill_on_drop: false }`
[INFO] [stderr]    Compiling lox_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Undefined`
[INFO] [stdout]   --> src/lox.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     Undefined, // This is used as a flag, there are no corresponding literal
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `LoxValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/lox.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 | #[derive(Debug, Clone)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.31s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/lox_rs-7b4bea16dd28fb06)
[INFO] running `Command { std: "docker" "inspect" "578905177a0008953a8d19947d48168eef1e143d9457b48c6947cdab2b048b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "578905177a0008953a8d19947d48168eef1e143d9457b48c6947cdab2b048b15", kill_on_drop: false }`
[INFO] [stdout] 578905177a0008953a8d19947d48168eef1e143d9457b48c6947cdab2b048b15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a480bf43674d5b5f50f4007b86030d0908c90b5ad1dd13e900af75d09db87791
[INFO] running `Command { std: "docker" "start" "-a" "a480bf43674d5b5f50f4007b86030d0908c90b5ad1dd13e900af75d09db87791", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `Undefined`
[INFO] [stderr]   --> src/lox.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     Undefined, // This is used as a flag, there are no corresponding literal
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `LoxValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/lox.rs:60:10
[INFO] [stderr]    |
[INFO] [stderr] 60 | #[derive(Debug, Clone)]
[INFO] [stderr]    |          ^^^^^  ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `lox_rs` (bin "lox_rs" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lox_rs-7b4bea16dd28fb06)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_while ... ok
[INFO] [stdout] test tests::test_for_continue_break ... ok
[INFO] [stdout] test tests::test_operator_precedence ... ok
[INFO] [stdout] test tests::test_logical_operator ... ok
[INFO] [stdout] test tests::test_shadowing ... ok
[INFO] [stdout] test tests::test_if ... ok
[INFO] [stdout] test tests::test_block ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a480bf43674d5b5f50f4007b86030d0908c90b5ad1dd13e900af75d09db87791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a480bf43674d5b5f50f4007b86030d0908c90b5ad1dd13e900af75d09db87791", kill_on_drop: false }`
[INFO] [stdout] a480bf43674d5b5f50f4007b86030d0908c90b5ad1dd13e900af75d09db87791