[INFO] cloning repository https://github.com/chr4/writing_an_interpreter_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/chr4/writing_an_interpreter_in_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchr4%2Fwriting_an_interpreter_in_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchr4%2Fwriting_an_interpreter_in_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b93e351e7ad6b51c78fbb8ce8d2952eb4281810a
[INFO] testing chr4/writing_an_interpreter_in_rust against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchr4%2Fwriting_an_interpreter_in_rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chr4/writing_an_interpreter_in_rust on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chr4/writing_an_interpreter_in_rust
[INFO] finished tweaking git repo https://github.com/chr4/writing_an_interpreter_in_rust
[INFO] tweaked toml for git repo https://github.com/chr4/writing_an_interpreter_in_rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/chr4/writing_an_interpreter_in_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e496bcaa6a9ce66e0f091c7307f54a69280c4531bb6acb8c7cab544af6a28587
[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" "e496bcaa6a9ce66e0f091c7307f54a69280c4531bb6acb8c7cab544af6a28587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e496bcaa6a9ce66e0f091c7307f54a69280c4531bb6acb8c7cab544af6a28587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e496bcaa6a9ce66e0f091c7307f54a69280c4531bb6acb8c7cab544af6a28587", kill_on_drop: false }`
[INFO] [stdout] e496bcaa6a9ce66e0f091c7307f54a69280c4531bb6acb8c7cab544af6a28587
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24aedbe988389580ff97005623683803fa275e1a586f5a215dd51c1ba2d19fac
[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" "24aedbe988389580ff97005623683803fa275e1a586f5a215dd51c1ba2d19fac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling writing_an_interpreter_in_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "24aedbe988389580ff97005623683803fa275e1a586f5a215dd51c1ba2d19fac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24aedbe988389580ff97005623683803fa275e1a586f5a215dd51c1ba2d19fac", kill_on_drop: false }`
[INFO] [stdout] 24aedbe988389580ff97005623683803fa275e1a586f5a215dd51c1ba2d19fac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2052608577c5b574057b4c6ee071edb3878b98e1e0ffaf25d5b706707ad29fd7
[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" "2052608577c5b574057b4c6ee071edb3878b98e1e0ffaf25d5b706707ad29fd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling writing_an_interpreter_in_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "2052608577c5b574057b4c6ee071edb3878b98e1e0ffaf25d5b706707ad29fd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2052608577c5b574057b4c6ee071edb3878b98e1e0ffaf25d5b706707ad29fd7", kill_on_drop: false }`
[INFO] [stdout] 2052608577c5b574057b4c6ee071edb3878b98e1e0ffaf25d5b706707ad29fd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 196ab0cc00535f536b870cafc4ccb67aefa0e843f8cd9dc4bc6f1647e0f79612
[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" "196ab0cc00535f536b870cafc4ccb67aefa0e843f8cd9dc4bc6f1647e0f79612", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/writing_an_interpreter_in_rust-10d7e028dd9ee147
[INFO] [stdout] running 3 tests
[INFO] [stdout] test token::lookup_ident_test ... ok
[INFO] [stdout] test lexer::is_letter_test ... ok
[INFO] [stdout] test lexer::next_token_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/writing_an_interpreter_in_rust-45b02e7708e54305
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests writing_an_interpreter_in_rust
[INFO] [stdout] test lexer::is_letter_test ... ok
[INFO] [stdout] test lexer::next_token_test ... ok
[INFO] [stdout] test token::lookup_ident_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "196ab0cc00535f536b870cafc4ccb67aefa0e843f8cd9dc4bc6f1647e0f79612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "196ab0cc00535f536b870cafc4ccb67aefa0e843f8cd9dc4bc6f1647e0f79612", kill_on_drop: false }`
[INFO] [stdout] 196ab0cc00535f536b870cafc4ccb67aefa0e843f8cd9dc4bc6f1647e0f79612
