[INFO] cloning repository https://github.com/snewcomer/lang-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/snewcomer/lang-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnewcomer%2Flang-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnewcomer%2Flang-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd89f0bb4aeb1cd129b0da346b6ec60c41c577c8
[INFO] testing snewcomer/lang-rs against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnewcomer%2Flang-rs" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/snewcomer/lang-rs 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/snewcomer/lang-rs
[INFO] finished tweaking git repo https://github.com/snewcomer/lang-rs
[INFO] tweaked toml for git repo https://github.com/snewcomer/lang-rs written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/snewcomer/lang-rs 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0433163232fee1e1c0153368c156b6395428a8428ceca6d713da1cd4c681f5f5
[INFO] running `Command { std: "docker" "start" "-a" "0433163232fee1e1c0153368c156b6395428a8428ceca6d713da1cd4c681f5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0433163232fee1e1c0153368c156b6395428a8428ceca6d713da1cd4c681f5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0433163232fee1e1c0153368c156b6395428a8428ceca6d713da1cd4c681f5f5", kill_on_drop: false }`
[INFO] [stdout] 0433163232fee1e1c0153368c156b6395428a8428ceca6d713da1cd4c681f5f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 3f4d07561bfc762ef322cee9045d18852567002a061322713524f335bd1a527a
[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" "3f4d07561bfc762ef322cee9045d18852567002a061322713524f335bd1a527a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling text-size v1.1.0
[INFO] [stderr]    Compiling hashbrown v0.10.0
[INFO] [stderr]    Compiling smol_str v0.1.17
[INFO] [stderr]    Compiling drop_bomb v0.1.5
[INFO] [stderr]    Compiling expect-test v1.1.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling triomphe v0.1.2
[INFO] [stderr]    Compiling rowan v0.10.5
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling logos v0.11.4
[INFO] [stderr]    Compiling lang-rs-2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.12s
[INFO] running `Command { std: "docker" "inspect" "3f4d07561bfc762ef322cee9045d18852567002a061322713524f335bd1a527a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f4d07561bfc762ef322cee9045d18852567002a061322713524f335bd1a527a", kill_on_drop: false }`
[INFO] [stdout] 3f4d07561bfc762ef322cee9045d18852567002a061322713524f335bd1a527a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 9110e0a3916f37f100590c038fdb5bfe023a91f55ca4b9d71cf1e310d40972ba
[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" "9110e0a3916f37f100590c038fdb5bfe023a91f55ca4b9d71cf1e310d40972ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling lang-rs-2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "9110e0a3916f37f100590c038fdb5bfe023a91f55ca4b9d71cf1e310d40972ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9110e0a3916f37f100590c038fdb5bfe023a91f55ca4b9d71cf1e310d40972ba", kill_on_drop: false }`
[INFO] [stdout] 9110e0a3916f37f100590c038fdb5bfe023a91f55ca4b9d71cf1e310d40972ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 0f45a8b56a7e6422a599d647f1f4cfe6063c143241b75c6ab7832cc792cbde1b
[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" "0f45a8b56a7e6422a599d647f1f4cfe6063c143241b75c6ab7832cc792cbde1b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lang_rs_2-9b228cc665b56298)
[INFO] [stdout] running 36 tests
[INFO] [stdout] test lexer::tests::lex_alphabetic_identifier ... ok
[INFO] [stdout] test lexer::tests::lex_alphanumeric_identifier ... ok
[INFO] [stdout] test lexer::tests::lex_equals ... ok
[INFO] [stdout] test lexer::tests::lex_let_keyword ... ok
[INFO] [stdout] test lexer::tests::lex_mixed_case_identifier ... ok
[INFO] [stdout] test lexer::tests::lex_comment ... ok
[INFO] [stdout] test lexer::tests::lex_fn_keyword ... ok
[INFO] [stdout] test lexer::tests::lex_minus ... ok
[INFO] [stdout] test parser::expr::tests::negation_has_higher_binding_power_than_infix_operators ... ok
[INFO] [stdout] test lexer::tests::lex_star ... ok
[INFO] [stdout] test parser::expr::tests::parse_negation ... ok
[INFO] [stdout] test lexer::tests::lex_single_char_identifier ... ok
[INFO] [stdout] test lexer::tests::lex_slash ... ok
[INFO] [stdout] test parser::expr::tests::parentheses_affect_precedence ... ok
[INFO] [stdout] test lexer::tests::lex_spaces ... ok
[INFO] [stdout] test parser::expr::tests::parse_number ... ok
[INFO] [stdout] test parser::expr::tests::parse_number_followed_by_whitespace ... ok
[INFO] [stdout] test parser::expr::tests::parse_number_preceded_by_whitespace ... ok
[INFO] [stdout] test parser::expr::tests::parse_number_surrounded_by_whitespace ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lang_rs_2-33d347b2168dc979)
[INFO] [stdout] test parser::expr::tests::parse_simple_binary_expression ... ok
[INFO] [stdout] test lexer::tests::lex_right_brace ... ok
[INFO] [stdout] test lexer::tests::lex_right_paren ... ok
[INFO] [stdout] test parser::expr::tests::parse_variable_ref ... ok
[INFO] [stdout] test parser::tests::parse_comment ... ok
[INFO] [stdout] test parser::tests::parse_nothing ... ok
[INFO] [stdout] test parser::expr::tests::parse_binary_expression_with_whitespace ... ok
[INFO] [stdout] test parser::expr::tests::parse_left_associative_binary_expression ... ok
[INFO] [stdout] test lexer::tests::lex_number ... ok
[INFO] [stdout] test lexer::tests::lex_left_paren ... ok
[INFO] [stdout] test lexer::tests::lex_left_brace ... ok
[INFO] [stdout] test parser::expr::tests::parse_binary_expression_interspersed_with_comments ... ok
[INFO] [stdout] test lexer::tests::lex_plus ... ok
[INFO] [stdout] test lexer::tests::lex_spaces_and_newlines ... ok
[INFO] [stdout] test parser::tests::parse_whitespace ... ok
[INFO] [stdout] test parser::expr::tests::parse_nested_parentheses ... ok
[INFO] [stdout] test parser::expr::tests::parse_binary_expression_with_mixed_binding_power ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lang-rs-2
[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] [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" "0f45a8b56a7e6422a599d647f1f4cfe6063c143241b75c6ab7832cc792cbde1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f45a8b56a7e6422a599d647f1f4cfe6063c143241b75c6ab7832cc792cbde1b", kill_on_drop: false }`
[INFO] [stdout] 0f45a8b56a7e6422a599d647f1f4cfe6063c143241b75c6ab7832cc792cbde1b