[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 try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchr4%2Fwriting_an_interpreter_in_rust" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chr4/writing_an_interpreter_in_rust on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-5/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72171b53e5e8105b0d258992b7546a3e56a78317686087637861dee7d45112d4
[INFO] running `Command { std: "docker" "start" "-a" "72171b53e5e8105b0d258992b7546a3e56a78317686087637861dee7d45112d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72171b53e5e8105b0d258992b7546a3e56a78317686087637861dee7d45112d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72171b53e5e8105b0d258992b7546a3e56a78317686087637861dee7d45112d4", kill_on_drop: false }`
[INFO] [stdout] 72171b53e5e8105b0d258992b7546a3e56a78317686087637861dee7d45112d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1702d3ea025c0e0adead9067a3d8f8a6469faf39377cb8b25ae558b865af6089
[INFO] running `Command { std: "docker" "start" "-a" "1702d3ea025c0e0adead9067a3d8f8a6469faf39377cb8b25ae558b865af6089", kill_on_drop: false }`
[INFO] [stderr]    Compiling writing_an_interpreter_in_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "1702d3ea025c0e0adead9067a3d8f8a6469faf39377cb8b25ae558b865af6089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1702d3ea025c0e0adead9067a3d8f8a6469faf39377cb8b25ae558b865af6089", kill_on_drop: false }`
[INFO] [stdout] 1702d3ea025c0e0adead9067a3d8f8a6469faf39377cb8b25ae558b865af6089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 781e2a9a740010feb36e4a0d0cdeeebf760dc28cf6198cc447ef8cd474d65b40
[INFO] running `Command { std: "docker" "start" "-a" "781e2a9a740010feb36e4a0d0cdeeebf760dc28cf6198cc447ef8cd474d65b40", 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 1.28s
[INFO] running `Command { std: "docker" "inspect" "781e2a9a740010feb36e4a0d0cdeeebf760dc28cf6198cc447ef8cd474d65b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "781e2a9a740010feb36e4a0d0cdeeebf760dc28cf6198cc447ef8cd474d65b40", kill_on_drop: false }`
[INFO] [stdout] 781e2a9a740010feb36e4a0d0cdeeebf760dc28cf6198cc447ef8cd474d65b40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f9391ce9fd7c5137cdcd99e38558fe29d7d6b574f86521f077d836afd136bfe
[INFO] running `Command { std: "docker" "start" "-a" "2f9391ce9fd7c5137cdcd99e38558fe29d7d6b574f86521f077d836afd136bfe", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/writing_an_interpreter_in_rust-2fb89596e83aad7b)
[INFO] [stdout] test lexer::is_letter_test ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/writing_an_interpreter_in_rust-16063c28e840fdb0)
[INFO] [stdout] test token::lookup_ident_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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lexer::is_letter_test ... ok
[INFO] [stdout] test token::lookup_ident_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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests writing_an_interpreter_in_rust
[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" "2f9391ce9fd7c5137cdcd99e38558fe29d7d6b574f86521f077d836afd136bfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f9391ce9fd7c5137cdcd99e38558fe29d7d6b574f86521f077d836afd136bfe", kill_on_drop: false }`
[INFO] [stdout] 2f9391ce9fd7c5137cdcd99e38558fe29d7d6b574f86521f077d836afd136bfe