[INFO] fetching crate monkey-parser 0.10.1... [INFO] testing monkey-parser-0.10.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2 [INFO] extracting crate monkey-parser 0.10.1 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate monkey-parser 0.10.1 [INFO] finished tweaking crates.io crate monkey-parser 0.10.1 [INFO] tweaked toml for crates.io crate monkey-parser 0.10.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate monkey-parser 0.10.1 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate monkey-parser 0.10.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded similar v2.1.0 [INFO] [stderr] Downloaded console v0.15.5 [INFO] [stderr] Downloaded insta v1.42.2 [INFO] [stderr] Downloaded windows_x86_64_gnullvm v0.42.1 [INFO] [stderr] Downloaded windows_aarch64_gnullvm v0.42.1 [INFO] [stderr] Downloaded libc v0.2.80 [INFO] [stderr] Downloaded windows_x86_64_msvc v0.42.1 [INFO] [stderr] Downloaded windows_aarch64_msvc v0.42.1 [INFO] [stderr] Downloaded windows_i686_gnu v0.42.1 [INFO] [stderr] Downloaded windows_x86_64_gnu v0.42.1 [INFO] [stderr] Downloaded windows_i686_msvc v0.42.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 94e552127c3583b61fb2c1e4fb44b6423f528f38a70c23a5865bcdefdfc945e1 [INFO] running `Command { std: "docker" "start" "-a" "94e552127c3583b61fb2c1e4fb44b6423f528f38a70c23a5865bcdefdfc945e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "94e552127c3583b61fb2c1e4fb44b6423f528f38a70c23a5865bcdefdfc945e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94e552127c3583b61fb2c1e4fb44b6423f528f38a70c23a5865bcdefdfc945e1", kill_on_drop: false }` [INFO] [stdout] 94e552127c3583b61fb2c1e4fb44b6423f528f38a70c23a5865bcdefdfc945e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 531fedb64ed82b88e613a06076d13fd39b0df9c2b3e91240ca0b1d1e012216f3 [INFO] running `Command { std: "docker" "start" "-a" "531fedb64ed82b88e613a06076d13fd39b0df9c2b3e91240ca0b1d1e012216f3", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.227 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.227 [INFO] [stderr] Compiling itoa v1.0.1 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling serde_derive v1.0.227 [INFO] [stderr] Compiling monkey-lexer v0.10.1 [INFO] [stderr] Compiling monkey-parser v0.10.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `identifier_name` is never read [INFO] [stdout] --> lib.rs:100:35 [INFO] [stdout] | [INFO] [stdout] 100 | let mut identifier_name = "".to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.47s [INFO] running `Command { std: "docker" "inspect" "531fedb64ed82b88e613a06076d13fd39b0df9c2b3e91240ca0b1d1e012216f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "531fedb64ed82b88e613a06076d13fd39b0df9c2b3e91240ca0b1d1e012216f3", kill_on_drop: false }` [INFO] [stdout] 531fedb64ed82b88e613a06076d13fd39b0df9c2b3e91240ca0b1d1e012216f3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 679ee52eff5dd9add8b593286ccf5d5d74b20685894e062522a26a9a8873b02e [INFO] running `Command { std: "docker" "start" "-a" "679ee52eff5dd9add8b593286ccf5d5d74b20685894e062522a26a9a8873b02e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling similar v2.1.0 [INFO] [stderr] Compiling pin-project-internal v1.1.10 [INFO] [stdout] warning: value assigned to `identifier_name` is never read [INFO] [stdout] --> lib.rs:100:35 [INFO] [stdout] | [INFO] [stdout] 100 | let mut identifier_name = "".to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling console v0.15.5 [INFO] [stderr] Compiling pin-project v1.1.10 [INFO] [stderr] Compiling insta v1.42.2 [INFO] [stderr] Compiling monkey-parser v0.10.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `identifier_name` is never read [INFO] [stdout] --> lib.rs:100:35 [INFO] [stdout] | [INFO] [stdout] 100 | let mut identifier_name = "".to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 7.79s [INFO] running `Command { std: "docker" "inspect" "679ee52eff5dd9add8b593286ccf5d5d74b20685894e062522a26a9a8873b02e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "679ee52eff5dd9add8b593286ccf5d5d74b20685894e062522a26a9a8873b02e", kill_on_drop: false }` [INFO] [stdout] 679ee52eff5dd9add8b593286ccf5d5d74b20685894e062522a26a9a8873b02e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 33a334656b132c9fe41924bf1f7d56629f8648a3a5e6fb875479a82387cd0cb2 [INFO] running `Command { std: "docker" "start" "-a" "33a334656b132c9fe41924bf1f7d56629f8648a3a5e6fb875479a82387cd0cb2", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `identifier_name` is never read [INFO] [stderr] --> lib.rs:100:35 [INFO] [stderr] | [INFO] [stderr] 100 | let mut identifier_name = "".to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `monkey-parser` (lib) generated 1 warning [INFO] [stderr] warning: `monkey-parser` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests lib.rs (/opt/rustwide/target/debug/deps/parser-b2d431405a9e6e24) [INFO] [stdout] [INFO] [stdout] running 27 tests [INFO] [stdout] test ast_tree_test::tests::test_array ... ok [INFO] [stdout] test ast_tree_test::tests::test_func_with_name ... ok [INFO] [stdout] test ast_tree_test::tests::test_func_declaration ... ok [INFO] [stdout] test ast_tree_test::tests::test_binary ... ok [INFO] [stdout] test ast_tree_test::tests::test_binary_nested ... ok [INFO] [stdout] test ast_tree_test::tests::test_hash ... ok [INFO] [stdout] test ast_tree_test::tests::test_func_call ... ok [INFO] [stdout] test ast_tree_test::tests::test_if ... ok [INFO] [stdout] test ast_tree_test::tests::test_index ... ok [INFO] [stdout] test ast_tree_test::tests::test_unary ... ok [INFO] [stdout] test ast_tree_test::tests::test_let ... ok [INFO] [stdout] test parser_test::tests::parse_brace_expression ... ok [INFO] [stdout] test ast_tree_test::tests::test_return ... ok [INFO] [stdout] test ast_tree_test::tests::test_string ... ok [INFO] [stdout] test parser_test::tests::parse_return_statement ... ok [INFO] [stdout] test parser_test::tests::test_if_else_expression ... ok [INFO] [stdout] test parser_test::tests::parse_let_statement ... ok [INFO] [stdout] test parser_test::tests::parse_op_expression ... ok [INFO] [stdout] test parser_test::tests::test_if_expression ... ok [INFO] [stdout] test parser_test::tests::test_parse_prefix_expression ... ok [INFO] [stdout] test parser_test::tests::test_index_expression ... ok [INFO] [stdout] test parser_test::tests::test_array_literal_expression ... ok [INFO] [stdout] test parser_test::tests::test_fn_else_expression ... ok [INFO] [stdout] test parser_test::tests::test_fn_call_else_expression ... ok [INFO] [stdout] test parser_test::tests::test_hash_literal_expression ... ok [INFO] [stdout] test parser_test::tests::test_parse_infix_expression ... ok [INFO] [stdout] test parser_test::tests::test_string_literal_expression ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests main.rs (/opt/rustwide/target/debug/deps/monkey_parser-d14d407b7e5ab6e9) [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 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests parser [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" "33a334656b132c9fe41924bf1f7d56629f8648a3a5e6fb875479a82387cd0cb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33a334656b132c9fe41924bf1f7d56629f8648a3a5e6fb875479a82387cd0cb2", kill_on_drop: false }` [INFO] [stdout] 33a334656b132c9fe41924bf1f7d56629f8648a3a5e6fb875479a82387cd0cb2