[INFO] cloning repository https://github.com/jannikkeye/monkey-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jannikkeye/monkey-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjannikkeye%2Fmonkey-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjannikkeye%2Fmonkey-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5879c57ae8cba743addaaed9893fe3311914d0c
[INFO] testing jannikkeye/monkey-rust 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%2Fjannikkeye%2Fmonkey-rust" "/workspace/builds/worker-117/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-117/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jannikkeye/monkey-rust 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/jannikkeye/monkey-rust
[INFO] finished tweaking git repo https://github.com/jannikkeye/monkey-rust
[INFO] tweaked toml for git repo https://github.com/jannikkeye/monkey-rust written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate git repo https://github.com/jannikkeye/monkey-rust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] 75e0b2f29f406518f8125af2f66ba074b8a2869cde87c6ec8d417d3ee6361210
[INFO] running `Command { std: "docker" "start" "-a" "75e0b2f29f406518f8125af2f66ba074b8a2869cde87c6ec8d417d3ee6361210", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75e0b2f29f406518f8125af2f66ba074b8a2869cde87c6ec8d417d3ee6361210", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75e0b2f29f406518f8125af2f66ba074b8a2869cde87c6ec8d417d3ee6361210", kill_on_drop: false }`
[INFO] [stdout] 75e0b2f29f406518f8125af2f66ba074b8a2869cde87c6ec8d417d3ee6361210
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] c21dd753af15868fb027fd00b6d5326f421a18b4225f5012701be7097da12bb7
[INFO] running `Command { std: "docker" "start" "-a" "c21dd753af15868fb027fd00b6d5326f421a18b4225f5012701be7097da12bb7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling interpreter v0.1.0 (/opt/rustwide/workdir/interpreter)
[INFO] [stdout] warning: unused import: `STRING_OBJ`
[INFO] [stdout]  --> interpreter/src/builtins.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::object::{Object, STRING_OBJ, BuiltInFunction};
[INFO] [stdout]   |                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling monkey-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.20s
[INFO] running `Command { std: "docker" "inspect" "c21dd753af15868fb027fd00b6d5326f421a18b4225f5012701be7097da12bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c21dd753af15868fb027fd00b6d5326f421a18b4225f5012701be7097da12bb7", kill_on_drop: false }`
[INFO] [stdout] c21dd753af15868fb027fd00b6d5326f421a18b4225f5012701be7097da12bb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] f665fdcbaf0d7574ea99f8c7db24a2a6abdd9113e74fdc1240cf46790bf961cd
[INFO] running `Command { std: "docker" "start" "-a" "f665fdcbaf0d7574ea99f8c7db24a2a6abdd9113e74fdc1240cf46790bf961cd", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `STRING_OBJ`
[INFO] [stdout]  --> interpreter/src/builtins.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::object::{Object, STRING_OBJ, BuiltInFunction};
[INFO] [stdout]   |                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling monkey-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "f665fdcbaf0d7574ea99f8c7db24a2a6abdd9113e74fdc1240cf46790bf961cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f665fdcbaf0d7574ea99f8c7db24a2a6abdd9113e74fdc1240cf46790bf961cd", kill_on_drop: false }`
[INFO] [stdout] f665fdcbaf0d7574ea99f8c7db24a2a6abdd9113e74fdc1240cf46790bf961cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] 3ac3ebc30efb93369dec4703ee4c5ff041077c5cb1fd413c7cdebf3b1f6fcb55
[INFO] running `Command { std: "docker" "start" "-a" "3ac3ebc30efb93369dec4703ee4c5ff041077c5cb1fd413c7cdebf3b1f6fcb55", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `STRING_OBJ`
[INFO] [stderr]  --> interpreter/src/builtins.rs:1:29
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::object::{Object, STRING_OBJ, BuiltInFunction};
[INFO] [stderr]   |                             ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `interpreter` (lib) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/monkey_rust-e47349d1eb88b1e3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/main-b14ec47da79e2d42)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/repl-a79b8c921601b4ff)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests monkey-rust
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ac3ebc30efb93369dec4703ee4c5ff041077c5cb1fd413c7cdebf3b1f6fcb55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ac3ebc30efb93369dec4703ee4c5ff041077c5cb1fd413c7cdebf3b1f6fcb55", kill_on_drop: false }`
[INFO] [stdout] 3ac3ebc30efb93369dec4703ee4c5ff041077c5cb1fd413c7cdebf3b1f6fcb55