[INFO] fetching crate monkey-parser 0.10.1...
[INFO] testing monkey-parser-0.10.1 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate monkey-parser 0.10.1 into /workspace/builds/worker-7-tc2/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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate monkey-parser 0.10.1 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 241111eac4d23341b4806ad54eab01f1e1e0769aa29587def9894728fb923859
[INFO] running `Command { std: "docker" "start" "-a" "241111eac4d23341b4806ad54eab01f1e1e0769aa29587def9894728fb923859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "241111eac4d23341b4806ad54eab01f1e1e0769aa29587def9894728fb923859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "241111eac4d23341b4806ad54eab01f1e1e0769aa29587def9894728fb923859", kill_on_drop: false }`
[INFO] [stdout] 241111eac4d23341b4806ad54eab01f1e1e0769aa29587def9894728fb923859
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ba03ae743095f3dab169243fe4126d24c9efd2bb22a41f4896b739cf5332aed
[INFO] running `Command { std: "docker" "start" "-a" "8ba03ae743095f3dab169243fe4126d24c9efd2bb22a41f4896b739cf5332aed", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[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 memchr v2.7.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_json v1.0.145
[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 10.75s
[INFO] running `Command { std: "docker" "inspect" "8ba03ae743095f3dab169243fe4126d24c9efd2bb22a41f4896b739cf5332aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ba03ae743095f3dab169243fe4126d24c9efd2bb22a41f4896b739cf5332aed", kill_on_drop: false }`
[INFO] [stdout] 8ba03ae743095f3dab169243fe4126d24c9efd2bb22a41f4896b739cf5332aed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b42b9951828f04254d200725ab284e7a6607fea77927f1d7402dbe95f800d16
[INFO] running `Command { std: "docker" "start" "-a" "7b42b9951828f04254d200725ab284e7a6607fea77927f1d7402dbe95f800d16", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[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 6.36s
[INFO] running `Command { std: "docker" "inspect" "7b42b9951828f04254d200725ab284e7a6607fea77927f1d7402dbe95f800d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b42b9951828f04254d200725ab284e7a6607fea77927f1d7402dbe95f800d16", kill_on_drop: false }`
[INFO] [stdout] 7b42b9951828f04254d200725ab284e7a6607fea77927f1d7402dbe95f800d16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7376387c071e1300a309055d40d47e6078f55f330fdcee53108b4bd141fac144
[INFO] running `Command { std: "docker" "start" "-a" "7376387c071e1300a309055d40d47e6078f55f330fdcee53108b4bd141fac144", 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 0.06s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/parser-b2d431405a9e6e24)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[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_array_literal_expression ... ok
[INFO] [stdout] test parser_test::tests::test_fn_call_else_expression ... ok
[INFO] [stdout] test parser_test::tests::test_fn_else_expression ... ok
[INFO] [stdout] test parser_test::tests::test_hash_literal_expression ... ok
[INFO] [stdout] test parser_test::tests::test_if_else_expression ... ok
[INFO] [stdout] test parser_test::tests::test_if_expression ... ok
[INFO] [stdout] test parser_test::tests::test_index_expression ... ok
[INFO] [stdout] test parser_test::tests::test_parse_infix_expression ... ok
[INFO] [stdout] test parser_test::tests::test_parse_prefix_expression ... ok
[INFO] [stdout] test parser_test::tests::parse_return_statement ... ok
[INFO] [stdout] test parser_test::tests::parse_brace_expression ... ok
[INFO] [stdout] test parser_test::tests::test_string_literal_expression ... ok
[INFO] [stdout] test ast_tree_test::tests::test_array ... 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_if ... ok
[INFO] [stdout] test ast_tree_test::tests::test_func_declaration ... ok
[INFO] [stdout] test ast_tree_test::tests::test_func_with_name ... ok
[INFO] [stdout] test ast_tree_test::tests::test_let ... ok
[INFO] [stdout] test ast_tree_test::tests::test_index ... ok
[INFO] [stdout] test ast_tree_test::tests::test_return ... ok
[INFO] [stdout] test ast_tree_test::tests::test_string ... ok
[INFO] [stdout] test ast_tree_test::tests::test_unary ... ok
[INFO] [stdout] test ast_tree_test::tests::test_func_call ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests main.rs (/opt/rustwide/target/debug/deps/monkey_parser-d14d407b7e5ab6e9)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests parser
[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" "7376387c071e1300a309055d40d47e6078f55f330fdcee53108b4bd141fac144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7376387c071e1300a309055d40d47e6078f55f330fdcee53108b4bd141fac144", kill_on_drop: false }`
[INFO] [stdout] 7376387c071e1300a309055d40d47e6078f55f330fdcee53108b4bd141fac144
