[INFO] cloning repository https://github.com/khzh/rustimp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khzh/rustimp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhzh%2Frustimp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhzh%2Frustimp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71c428678d3dbe00266b85df78d875694acb5d8b
[INFO] testing khzh/rustimp against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhzh%2Frustimp" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/khzh/rustimp on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/khzh/rustimp
[INFO] finished tweaking git repo https://github.com/khzh/rustimp
[INFO] tweaked toml for git repo https://github.com/khzh/rustimp written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/khzh/rustimp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b2e219a1b134e00bb1bd7e0e22ebb7966d260f6bddff8c79bdb511a83e6959f
[INFO] running `Command { std: "docker" "start" "-a" "5b2e219a1b134e00bb1bd7e0e22ebb7966d260f6bddff8c79bdb511a83e6959f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b2e219a1b134e00bb1bd7e0e22ebb7966d260f6bddff8c79bdb511a83e6959f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b2e219a1b134e00bb1bd7e0e22ebb7966d260f6bddff8c79bdb511a83e6959f", kill_on_drop: false }`
[INFO] [stdout] 5b2e219a1b134e00bb1bd7e0e22ebb7966d260f6bddff8c79bdb511a83e6959f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f30010ee9d5d9571cd401530a8997a3162e52c3ca0f228493c32780c74cc832
[INFO] running `Command { std: "docker" "start" "-a" "9f30010ee9d5d9571cd401530a8997a3162e52c3ca0f228493c32780c74cc832", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling interp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `eval`
[INFO] [stdout]   --> src/main.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn eval(arith : Arith, environment : &HashMap<String, u64>) -> u64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eval`
[INFO] [stdout]   --> src/main.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn eval(booln : Booln, environment : &HashMap<String, u64>) -> bool {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `assgn`
[INFO] [stdout]   --> src/main.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn assgn(name : String, arith: Arith) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eval`
[INFO] [stdout]   --> src/main.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn eval(commd : Commd, mut environment : HashMap<String, u64>) -> HashMap<String, u64> {
[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 0.68s
[INFO] running `Command { std: "docker" "inspect" "9f30010ee9d5d9571cd401530a8997a3162e52c3ca0f228493c32780c74cc832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f30010ee9d5d9571cd401530a8997a3162e52c3ca0f228493c32780c74cc832", kill_on_drop: false }`
[INFO] [stdout] 9f30010ee9d5d9571cd401530a8997a3162e52c3ca0f228493c32780c74cc832
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c9348f3ff369bfa766e12c661626ff99be533d5677fd64ea8521c9b0ef0b482
[INFO] running `Command { std: "docker" "start" "-a" "2c9348f3ff369bfa766e12c661626ff99be533d5677fd64ea8521c9b0ef0b482", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling interp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "2c9348f3ff369bfa766e12c661626ff99be533d5677fd64ea8521c9b0ef0b482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c9348f3ff369bfa766e12c661626ff99be533d5677fd64ea8521c9b0ef0b482", kill_on_drop: false }`
[INFO] [stdout] 2c9348f3ff369bfa766e12c661626ff99be533d5677fd64ea8521c9b0ef0b482
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0d27b8fe4a3cf9753f4566cf059bbbeaf7f18d08f8570ccf98f81449bffe22ed
[INFO] running `Command { std: "docker" "start" "-a" "0d27b8fe4a3cf9753f4566cf059bbbeaf7f18d08f8570ccf98f81449bffe22ed", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/interp-260d673de301f090)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test arith_add_aexp_aexp ... ok
[INFO] [stdout] test arith_add_v ... ok
[INFO] [stdout] test arith_add_aexp_v ... ok
[INFO] [stdout] test arith_var_v ... ok
[INFO] [stdout] test booln_true ... ok
[INFO] [stdout] test arith_mul_v ... ok
[INFO] [stdout] test booln_lt_v ... ok
[INFO] [stdout] test booln_gt_v ... ok
[INFO] [stdout] test commd_if_true ... ok
[INFO] [stdout] test commd_seq_assgn_assgn ... ok
[INFO] [stdout] test booln_false ... ok
[INFO] [stdout] test arith_num ... ok
[INFO] [stdout] test booln_eq_v ... ok
[INFO] [stdout] test commd_assgn_aexp ... ok
[INFO] [stdout] test commd_assgn_v ... ok
[INFO] [stdout] test arith_add_var ... ok
[INFO] [stdout] test commd_if_arith ... ok
[INFO] [stdout] test arith_add_v_aexp ... ok
[INFO] [stdout] test commd_if_false ... ok
[INFO] [stdout] test commd_while_add ... ok
[INFO] [stdout] test commd_seq_skip_skip ... ok
[INFO] [stdout] test commd_while_false ... ok
[INFO] [stdout] test commd_skip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0d27b8fe4a3cf9753f4566cf059bbbeaf7f18d08f8570ccf98f81449bffe22ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d27b8fe4a3cf9753f4566cf059bbbeaf7f18d08f8570ccf98f81449bffe22ed", kill_on_drop: false }`
[INFO] [stdout] 0d27b8fe4a3cf9753f4566cf059bbbeaf7f18d08f8570ccf98f81449bffe22ed