[INFO] cloning repository https://github.com/sreerag-44-ctrl/programming-languages
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sreerag-44-ctrl/programming-languages" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsreerag-44-ctrl%2Fprogramming-languages", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsreerag-44-ctrl%2Fprogramming-languages'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a0c8fbcf0a00a7cdc14e10c9adab6b460995a3d
[INFO] testing sreerag-44-ctrl/programming-languages against beta-2026-04-21 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsreerag-44-ctrl%2Fprogramming-languages" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sreerag-44-ctrl/programming-languages
[INFO] finished tweaking git repo https://github.com/sreerag-44-ctrl/programming-languages
[INFO] tweaked toml for git repo https://github.com/sreerag-44-ctrl/programming-languages written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sreerag-44-ctrl/programming-languages on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sreerag-44-ctrl/programming-languages already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--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
[ERROR] error running command: no output for 300 seconds
[INFO] testing sreerag-44-ctrl/programming-languages against beta-2026-04-21 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsreerag-44-ctrl%2Fprogramming-languages" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sreerag-44-ctrl/programming-languages
[INFO] finished tweaking git repo https://github.com/sreerag-44-ctrl/programming-languages
[INFO] tweaked toml for git repo https://github.com/sreerag-44-ctrl/programming-languages written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sreerag-44-ctrl/programming-languages on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sreerag-44-ctrl/programming-languages already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77e0ad339ada775f2af0743e54fc6c1dcc39ae405d0b01dcde68ce3fcc07acb6
[INFO] running `Command { std: "docker" "start" "-a" "77e0ad339ada775f2af0743e54fc6c1dcc39ae405d0b01dcde68ce3fcc07acb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77e0ad339ada775f2af0743e54fc6c1dcc39ae405d0b01dcde68ce3fcc07acb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77e0ad339ada775f2af0743e54fc6c1dcc39ae405d0b01dcde68ce3fcc07acb6", kill_on_drop: false }`
[INFO] [stdout] 77e0ad339ada775f2af0743e54fc6c1dcc39ae405d0b01dcde68ce3fcc07acb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eb83a302a967afe01fb4ee521452ecdc00e9a45418f8623686372084617db7b
[INFO] running `Command { std: "docker" "start" "-a" "0eb83a302a967afe01fb4ee521452ecdc00e9a45418f8623686372084617db7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling sreerag_devadasan v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Null` is never constructed
[INFO] [stdout]   --> src/ast.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum Expression {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 20 |     Null,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expression` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_select` is never used
[INFO] [stdout]   --> src/ast.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl Statement {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 59 |     /// Convenience constructor for Select statement
[INFO] [stdout] 60 |     pub fn new_select(
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "0eb83a302a967afe01fb4ee521452ecdc00e9a45418f8623686372084617db7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eb83a302a967afe01fb4ee521452ecdc00e9a45418f8623686372084617db7b", kill_on_drop: false }`
[INFO] [stdout] 0eb83a302a967afe01fb4ee521452ecdc00e9a45418f8623686372084617db7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5226612c7fa56909f6df7b404fd5be25d284afdcf87a111d416ddefb31d045b9
[INFO] running `Command { std: "docker" "start" "-a" "5226612c7fa56909f6df7b404fd5be25d284afdcf87a111d416ddefb31d045b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling sreerag_devadasan v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Null` is never constructed
[INFO] [stdout]   --> src/ast.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum Expression {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 20 |     Null,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expression` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_select` is never used
[INFO] [stdout]   --> src/ast.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl Statement {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 59 |     /// Convenience constructor for Select statement
[INFO] [stdout] 60 |     pub fn new_select(
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "5226612c7fa56909f6df7b404fd5be25d284afdcf87a111d416ddefb31d045b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5226612c7fa56909f6df7b404fd5be25d284afdcf87a111d416ddefb31d045b9", kill_on_drop: false }`
[INFO] [stdout] 5226612c7fa56909f6df7b404fd5be25d284afdcf87a111d416ddefb31d045b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e7c0d0e1f3aebb4f41940132ecff252608e58a29618673ad38b654d404558526
[INFO] running `Command { std: "docker" "start" "-a" "e7c0d0e1f3aebb4f41940132ecff252608e58a29618673ad38b654d404558526", kill_on_drop: false }`
[INFO] [stderr] warning: variant `Null` is never constructed
[INFO] [stdout] 
[INFO] [stderr]   --> src/ast.rs:20:5
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr]  6 | pub enum Expression {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |          ---------- variant in this enum
[INFO] [stdout] 
[INFO] [stderr] ...
[INFO] [stderr] 20 |     Null,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Expression` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new_select` is never used
[INFO] [stderr]   --> src/ast.rs:60:12
[INFO] [stderr]    |
[INFO] [stderr] 58 | impl Statement {
[INFO] [stderr]    | -------------- associated function in this implementation
[INFO] [stderr] 59 |     /// Convenience constructor for Select statement
[INFO] [stderr] 60 |     pub fn new_select(
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `sreerag_devadasan` (bin "sreerag_devadasan" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sreerag_devadasan-25ff0170642ffda6)
[INFO] running `Command { std: "docker" "inspect" "e7c0d0e1f3aebb4f41940132ecff252608e58a29618673ad38b654d404558526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7c0d0e1f3aebb4f41940132ecff252608e58a29618673ad38b654d404558526", kill_on_drop: false }`
[INFO] [stdout] e7c0d0e1f3aebb4f41940132ecff252608e58a29618673ad38b654d404558526