[INFO] cloning repository https://github.com/showbufire/monkey-lang-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/showbufire/monkey-lang-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshowbufire%2Fmonkey-lang-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshowbufire%2Fmonkey-lang-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3c74642b10b3b1aa8a9b64e605ce2a354d05815
[INFO] testing showbufire/monkey-lang-in-rust against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshowbufire%2Fmonkey-lang-in-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/showbufire/monkey-lang-in-rust on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/showbufire/monkey-lang-in-rust
[INFO] finished tweaking git repo https://github.com/showbufire/monkey-lang-in-rust
[INFO] tweaked toml for git repo https://github.com/showbufire/monkey-lang-in-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/showbufire/monkey-lang-in-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7faa8ca2c108a3dcd03698e9276b06955f6c7a20d4d3ce682bcfb79e7234c76d
[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" "7faa8ca2c108a3dcd03698e9276b06955f6c7a20d4d3ce682bcfb79e7234c76d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7faa8ca2c108a3dcd03698e9276b06955f6c7a20d4d3ce682bcfb79e7234c76d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7faa8ca2c108a3dcd03698e9276b06955f6c7a20d4d3ce682bcfb79e7234c76d", kill_on_drop: false }`
[INFO] [stdout] 7faa8ca2c108a3dcd03698e9276b06955f6c7a20d4d3ce682bcfb79e7234c76d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 740beb8ccf6cd2ef3310b91b6dd8d1a7a1789b2727a5e0c90b87b464fe73848e
[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" "740beb8ccf6cd2ef3310b91b6dd8d1a7a1789b2727a5e0c90b87b464fe73848e", kill_on_drop: false }`
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `Command { std: "docker" "inspect" "740beb8ccf6cd2ef3310b91b6dd8d1a7a1789b2727a5e0c90b87b464fe73848e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "740beb8ccf6cd2ef3310b91b6dd8d1a7a1789b2727a5e0c90b87b464fe73848e", kill_on_drop: false }`
[INFO] [stdout] 740beb8ccf6cd2ef3310b91b6dd8d1a7a1789b2727a5e0c90b87b464fe73848e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e38eda5d798d23d61674948065ed8f9f5bbd04a15e08dff765b885d0a4adbdf
[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" "4e38eda5d798d23d61674948065ed8f9f5bbd04a15e08dff765b885d0a4adbdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "4e38eda5d798d23d61674948065ed8f9f5bbd04a15e08dff765b885d0a4adbdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e38eda5d798d23d61674948065ed8f9f5bbd04a15e08dff765b885d0a4adbdf", kill_on_drop: false }`
[INFO] [stdout] 4e38eda5d798d23d61674948065ed8f9f5bbd04a15e08dff765b885d0a4adbdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 67c4fb14362521b7b7f006780a9b9506b12443d939df358f741f744fee7cfd3a
[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" "67c4fb14362521b7b7f006780a9b9506b12443d939df358f741f744fee7cfd3a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/monkey-8d491de00929a920)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test evaluator::tests::test_array ... ok
[INFO] [stdout] test lexer::tests::test_next_token_with_ident ... ok
[INFO] [stdout] test evaluator::tests::test_function_literal ... ok
[INFO] [stdout] test parser::tests::test_if_expression ... ok
[INFO] [stdout] test parser::tests::test_function_literal ... ok
[INFO] [stdout] test parser::tests::test_call_expression ... ok
[INFO] [stdout] test parser::tests::test_expression_statement ... ok
[INFO] [stdout] test parser::tests::test_lexer_error ... ok
[INFO] [stdout] test evaluator::tests::test_call_expression ... ok
[INFO] [stdout] test lexer::tests::test_next_token ... ok
[INFO] [stdout] test lexer::tests::test_unknown_token ... ok
[INFO] [stdout] test parser::tests::test_let_statement ... ok
[INFO] [stdout] test parser::tests::test_not_expression_error ... ok
[INFO] [stdout] test evaluator::tests::test_single_expression ... ok
[INFO] [stdout] test parser::tests::test_unexpected_token_error ... ok
[INFO] [stdout] test parser::tests::test_not_identifier_error ... ok
[INFO] [stdout] test parser::tests::test_return_statement ... ok
[INFO] [stdout] test evaluator::tests::test_return ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "67c4fb14362521b7b7f006780a9b9506b12443d939df358f741f744fee7cfd3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67c4fb14362521b7b7f006780a9b9506b12443d939df358f741f744fee7cfd3a", kill_on_drop: false }`
[INFO] [stdout] 67c4fb14362521b7b7f006780a9b9506b12443d939df358f741f744fee7cfd3a