[INFO] cloning repository https://github.com/mconcat/jessie-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mconcat/jessie-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmconcat%2Fjessie-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmconcat%2Fjessie-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e9ef5086c90f8aee666dd469f5b2194be76f516
[INFO] building mconcat/jessie-parser against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmconcat%2Fjessie-parser" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mconcat/jessie-parser on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mconcat/jessie-parser
[INFO] finished tweaking git repo https://github.com/mconcat/jessie-parser
[INFO] tweaked toml for git repo https://github.com/mconcat/jessie-parser written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mconcat/jessie-parser 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e2fcbb52859e3f9475c8edb65218439c411b3a025c5fd3c48c6e82a5d624fb8
[INFO] running `Command { std: "docker" "start" "-a" "4e2fcbb52859e3f9475c8edb65218439c411b3a025c5fd3c48c6e82a5d624fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e2fcbb52859e3f9475c8edb65218439c411b3a025c5fd3c48c6e82a5d624fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e2fcbb52859e3f9475c8edb65218439c411b3a025c5fd3c48c6e82a5d624fb8", kill_on_drop: false }`
[INFO] [stdout] 4e2fcbb52859e3f9475c8edb65218439c411b3a025c5fd3c48c6e82a5d624fb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b517b34cc9bb65270bc25fa1d43e0212d2a3754c3e3e45d75519d7b88962c2af
[INFO] running `Command { std: "docker" "start" "-a" "b517b34cc9bb65270bc25fa1d43e0212d2a3754c3e3e45d75519d7b88962c2af", kill_on_drop: false }`
[INFO] [stderr]    Compiling jessie-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Node`, `ParserState`, and `json_parser::data_structure`
[INFO] [stdout]  --> src/json_types.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{parser::{Node, ParserState}, json_parser::data_structure};
[INFO] [stdout]   |                      ^^^^  ^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `json_types`
[INFO] [stdout]  --> src/jessie_parser.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{jessie_types::*, json_types};
[INFO] [stdout]   |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jessie_types`
[INFO] [stdout]  --> src/tessie.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{jessie_types};
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::jessie_types::*`
[INFO] [stdout]  --> src/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::jessie_types::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::jessie_operation::*`
[INFO] [stdout]  --> src/parser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::jessie_operation::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]     --> src/jessie_parser.rs:1058:22
[INFO] [stdout]      |
[INFO] [stdout] 1058 | fn optional_type_ann(state: &mut ParserState) -> Option<TypeAnn> {
[INFO] [stdout]      |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_undefined` is never used
[INFO] [stdout]    --> src/json_parser.rs:170:4
[INFO] [stdout]     |
[INFO] [stdout] 170 | fn parse_undefined(state: &mut ParserState) -> Result<(), String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_number_or_bigint` is never used
[INFO] [stdout]    --> src/json_parser.rs:228:4
[INFO] [stdout]     |
[INFO] [stdout] 228 | fn parse_number_or_bigint(state: &mut ParserState) -> Result<DataLiteral, String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "b517b34cc9bb65270bc25fa1d43e0212d2a3754c3e3e45d75519d7b88962c2af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b517b34cc9bb65270bc25fa1d43e0212d2a3754c3e3e45d75519d7b88962c2af", kill_on_drop: false }`
[INFO] [stdout] b517b34cc9bb65270bc25fa1d43e0212d2a3754c3e3e45d75519d7b88962c2af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f28e31ca7339e1983b4f62106d7016a6997555f040d3e4d70ede3b387a3da6a6
[INFO] running `Command { std: "docker" "start" "-a" "f28e31ca7339e1983b4f62106d7016a6997555f040d3e4d70ede3b387a3da6a6", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `Node`, `ParserState`, and `json_parser::data_structure`
[INFO] [stdout]  --> src/json_types.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{parser::{Node, ParserState}, json_parser::data_structure};
[INFO] [stdout]   |                      ^^^^  ^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `json_types`
[INFO] [stdout]  --> src/jessie_parser.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{jessie_types::*, json_types};
[INFO] [stdout]   |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling jessie-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `jessie_types`
[INFO] [stdout]  --> src/tessie.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{jessie_types};
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::jessie_types::*`
[INFO] [stdout]  --> src/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::jessie_types::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::jessie_operation::*`
[INFO] [stdout]  --> src/parser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::jessie_operation::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]     --> src/jessie_parser.rs:1058:22
[INFO] [stdout]      |
[INFO] [stdout] 1058 | fn optional_type_ann(state: &mut ParserState) -> Option<TypeAnn> {
[INFO] [stdout]      |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_undefined` is never used
[INFO] [stdout]    --> src/json_parser.rs:170:4
[INFO] [stdout]     |
[INFO] [stdout] 170 | fn parse_undefined(state: &mut ParserState) -> Result<(), String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_number_or_bigint` is never used
[INFO] [stdout]    --> src/json_parser.rs:228:4
[INFO] [stdout]     |
[INFO] [stdout] 228 | fn parse_number_or_bigint(state: &mut ParserState) -> Result<DataLiteral, String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Node`, `ParserState`, and `json_parser::data_structure`
[INFO] [stdout]  --> src/json_types.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{parser::{Node, ParserState}, json_parser::data_structure};
[INFO] [stdout]   |                      ^^^^  ^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `json_types`
[INFO] [stdout]  --> src/jessie_parser.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{jessie_types::*, json_types};
[INFO] [stdout]   |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::json_parser::*`
[INFO] [stdout]  --> src/jessie_test.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use crate::json_parser::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jessie_types`
[INFO] [stdout]  --> src/tessie.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{jessie_types};
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::jessie_types::*`
[INFO] [stdout]  --> src/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::jessie_types::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::jessie_operation::*`
[INFO] [stdout]  --> src/parser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::jessie_operation::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]     --> src/jessie_parser.rs:1058:22
[INFO] [stdout]      |
[INFO] [stdout] 1058 | fn optional_type_ann(state: &mut ParserState) -> Option<TypeAnn> {
[INFO] [stdout]      |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_undefined` is never used
[INFO] [stdout]    --> src/json_parser.rs:170:4
[INFO] [stdout]     |
[INFO] [stdout] 170 | fn parse_undefined(state: &mut ParserState) -> Result<(), String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_number_or_bigint` is never used
[INFO] [stdout]    --> src/json_parser.rs:228:4
[INFO] [stdout]     |
[INFO] [stdout] 228 | fn parse_number_or_bigint(state: &mut ParserState) -> Result<DataLiteral, String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "f28e31ca7339e1983b4f62106d7016a6997555f040d3e4d70ede3b387a3da6a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f28e31ca7339e1983b4f62106d7016a6997555f040d3e4d70ede3b387a3da6a6", kill_on_drop: false }`
[INFO] [stdout] f28e31ca7339e1983b4f62106d7016a6997555f040d3e4d70ede3b387a3da6a6