[INFO] cloning repository https://github.com/rwatkins/lisp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rwatkins/lisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwatkins%2Flisp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwatkins%2Flisp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3bb57d21e1ac1ee645a0bf0c894d1119f0a08675
[INFO] testing rwatkins/lisp against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwatkins%2Flisp" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rwatkins/lisp on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rwatkins/lisp
[INFO] finished tweaking git repo https://github.com/rwatkins/lisp
[INFO] tweaked toml for git repo https://github.com/rwatkins/lisp written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/rwatkins/lisp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c3858e9e40a06b08a2be06dd49cd04dc1cd373440846bc262f80e9228725676
[INFO] running `Command { std: "docker" "start" "-a" "2c3858e9e40a06b08a2be06dd49cd04dc1cd373440846bc262f80e9228725676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c3858e9e40a06b08a2be06dd49cd04dc1cd373440846bc262f80e9228725676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c3858e9e40a06b08a2be06dd49cd04dc1cd373440846bc262f80e9228725676", kill_on_drop: false }`
[INFO] [stdout] 2c3858e9e40a06b08a2be06dd49cd04dc1cd373440846bc262f80e9228725676
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 552dedd4a2e3cb0c91e72ab421b0755172bc0a6b8a95e8f6ebe9184827e57682
[INFO] running `Command { std: "docker" "start" "-a" "552dedd4a2e3cb0c91e72ab421b0755172bc0a6b8a95e8f6ebe9184827e57682", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling regex-syntax v0.5.3
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling lisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(rust_2018_preview)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0705`.
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.38s
[INFO] running `Command { std: "docker" "inspect" "552dedd4a2e3cb0c91e72ab421b0755172bc0a6b8a95e8f6ebe9184827e57682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552dedd4a2e3cb0c91e72ab421b0755172bc0a6b8a95e8f6ebe9184827e57682", kill_on_drop: false }`
[INFO] [stdout] 552dedd4a2e3cb0c91e72ab421b0755172bc0a6b8a95e8f6ebe9184827e57682
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6e05cb5cd2df73d187a57a2fe67c12aba87e02f538966bcc547c5365670bbad
[INFO] running `Command { std: "docker" "start" "-a" "c6e05cb5cd2df73d187a57a2fe67c12aba87e02f538966bcc547c5365670bbad", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(rust_2018_preview)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0705`.
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "c6e05cb5cd2df73d187a57a2fe67c12aba87e02f538966bcc547c5365670bbad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6e05cb5cd2df73d187a57a2fe67c12aba87e02f538966bcc547c5365670bbad", kill_on_drop: false }`
[INFO] [stdout] c6e05cb5cd2df73d187a57a2fe67c12aba87e02f538966bcc547c5365670bbad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d881b9ee38619cecc26be519fd2d6af9050dfb8cc16b7f76628f6b75b97ddeab
[INFO] running `Command { std: "docker" "start" "-a" "d881b9ee38619cecc26be519fd2d6af9050dfb8cc16b7f76628f6b75b97ddeab", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(rust_2018_preview)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0705`.
[INFO] [stderr] warning: `lisp` (bin "lisp" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lisp-d5ab8d735c189660)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test eval::tests::call_and_with_1_arg ... ok
[INFO] [stdout] test eval::tests::call_and_with_no_args ... ok
[INFO] [stdout] test eval::tests::call_function_by_symbol_with_function_in_scope ... ok
[INFO] [stdout] test eval::tests::call_minus_works ... ok
[INFO] [stdout] test eval::tests::call_function_by_symbol_with_plus ... ok
[INFO] [stdout] test eval::tests::is_truthy_works ... ok
[INFO] [stdout] test eval::tests::call_let_works ... ok
[INFO] [stdout] test parse::tests::parse_lambda_inside_let_binding ... ok
[INFO] [stdout] test parse::tests::parse_symbol_can_parse_nil ... ok
[INFO] [stdout] test parse::tests::parse_lambda ... ok
[INFO] [stdout] test lex::tests::word_is_a_valid_symbol ... ok
[INFO] [stdout] test lex::tests::lex_symbol_respects_index ... ok
[INFO] [stdout] test lex::tests::lex_plus ... ok
[INFO] [stdout] test lex::tests::symbol_cannot_start_with_a_number ... ok
[INFO] [stdout] test lex::tests::lex_minus ... ok
[INFO] [stdout] test tests::run_program_with_example3 ... ok
[INFO] [stdout] test tests::run_program_with_example2 ... ok
[INFO] [stdout] test tests::run_program_with_example1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d881b9ee38619cecc26be519fd2d6af9050dfb8cc16b7f76628f6b75b97ddeab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d881b9ee38619cecc26be519fd2d6af9050dfb8cc16b7f76628f6b75b97ddeab", kill_on_drop: false }`
[INFO] [stdout] d881b9ee38619cecc26be519fd2d6af9050dfb8cc16b7f76628f6b75b97ddeab