[INFO] cloning repository https://github.com/lemonmobile/lem-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lemonmobile/lem-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flemonmobile%2Flem-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flemonmobile%2Flem-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d226e20e24221daa160008d222b605cfb223b35
[INFO] testing lemonmobile/lem-lang against 1.85.0 for beta-1.86-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flemonmobile%2Flem-lang" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lemonmobile/lem-lang on toolchain 1.85.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lemonmobile/lem-lang
[INFO] finished tweaking git repo https://github.com/lemonmobile/lem-lang
[INFO] tweaked toml for git repo https://github.com/lemonmobile/lem-lang written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lemonmobile/lem-lang 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" "+1.85.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stopwatch v0.0.7
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded rustc-serialize v0.3.25
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 302869e9648a91d98e92a4e189823d138d980c0d74517b65a6fee5bffb78fbbf
[INFO] running `Command { std: "docker" "start" "-a" "302869e9648a91d98e92a4e189823d138d980c0d74517b65a6fee5bffb78fbbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "302869e9648a91d98e92a4e189823d138d980c0d74517b65a6fee5bffb78fbbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "302869e9648a91d98e92a4e189823d138d980c0d74517b65a6fee5bffb78fbbf", kill_on_drop: false }`
[INFO] [stdout] 302869e9648a91d98e92a4e189823d138d980c0d74517b65a6fee5bffb78fbbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bc949f2c92acf6cb905b58278f9f318c12637cdcebfc02f135dd4a7d7181ea1
[INFO] running `Command { std: "docker" "start" "-a" "4bc949f2c92acf6cb905b58278f9f318c12637cdcebfc02f135dd4a7d7181ea1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling textwrap v0.16.1
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling stopwatch v0.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]    Compiling pest v2.7.8
[INFO] [stderr]    Compiling pest_meta v2.7.8
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling pest_generator v2.7.8
[INFO] [stderr]    Compiling pest_derive v2.7.8
[INFO] [stderr]    Compiling lem v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::LinkedList`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::LinkedList;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pest::Parser`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pest::Parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rule`
[INFO] [stdout]  --> src/lib.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::parser::{LemParser, Rule};
[INFO] [stdout]   |                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::Error`
[INFO] [stdout]  --> src/ast.rs:1:51
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, collections::LinkedList, fmt::Error, rc::Rc};
[INFO] [stdout]   |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]  --> src/interp/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cell::Cell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pest::error::Error`
[INFO] [stdout]  --> src/parser/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use pest::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]   --> src/ast.rs:31:26
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Value::Ident(ident) => unimplemented!(),
[INFO] [stdout]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_id`
[INFO] [stdout]   --> src/interp/mod.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let old_id = self.environment.id.clone();
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `InterpreterError` is never used
[INFO] [stdout]   --> src/interp/mod.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum InterpreterError {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.50s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "4bc949f2c92acf6cb905b58278f9f318c12637cdcebfc02f135dd4a7d7181ea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bc949f2c92acf6cb905b58278f9f318c12637cdcebfc02f135dd4a7d7181ea1", kill_on_drop: false }`
[INFO] [stdout] 4bc949f2c92acf6cb905b58278f9f318c12637cdcebfc02f135dd4a7d7181ea1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66f465f422d5da35d84a9c03107449a886b6f8610f8e022f8ff327a75255de49
[INFO] running `Command { std: "docker" "start" "-a" "66f465f422d5da35d84a9c03107449a886b6f8610f8e022f8ff327a75255de49", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stdout] warning: unused import: `std::collections::LinkedList`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::LinkedList;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pest::Parser`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pest::Parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rule`
[INFO] [stdout]  --> src/lib.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::parser::{LemParser, Rule};
[INFO] [stdout]   |                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::Error`
[INFO] [stdout]  --> src/ast.rs:1:51
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, collections::LinkedList, fmt::Error, rc::Rc};
[INFO] [stdout]   |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]  --> src/interp/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cell::Cell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pest::error::Error`
[INFO] [stdout]  --> src/parser/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use pest::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]   --> src/ast.rs:31:26
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Value::Ident(ident) => unimplemented!(),
[INFO] [stdout]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_id`
[INFO] [stdout]   --> src/interp/mod.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let old_id = self.environment.id.clone();
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `InterpreterError` is never used
[INFO] [stdout]   --> src/interp/mod.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum InterpreterError {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling rayon v1.9.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling lem v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::LinkedList`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::LinkedList;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pest::Parser`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pest::Parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rule`
[INFO] [stdout]  --> src/lib.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::parser::{LemParser, Rule};
[INFO] [stdout]   |                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::Error`
[INFO] [stdout]  --> src/ast.rs:1:51
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, collections::LinkedList, fmt::Error, rc::Rc};
[INFO] [stdout]   |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]  --> src/interp/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cell::Cell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pest::error::Error`
[INFO] [stdout]  --> src/parser/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use pest::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]   --> src/ast.rs:31:26
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Value::Ident(ident) => unimplemented!(),
[INFO] [stdout]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_id`
[INFO] [stdout]   --> src/interp/mod.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let old_id = self.environment.id.clone();
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `InterpreterError` is never used
[INFO] [stdout]   --> src/interp/mod.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum InterpreterError {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.89s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "66f465f422d5da35d84a9c03107449a886b6f8610f8e022f8ff327a75255de49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66f465f422d5da35d84a9c03107449a886b6f8610f8e022f8ff327a75255de49", kill_on_drop: false }`
[INFO] [stdout] 66f465f422d5da35d84a9c03107449a886b6f8610f8e022f8ff327a75255de49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d49ded9d0d85b2e99b549616950c895a960069aae50af081979cda72b78e0627
[INFO] running `Command { std: "docker" "start" "-a" "d49ded9d0d85b2e99b549616950c895a960069aae50af081979cda72b78e0627", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::collections::LinkedList`
[INFO] [stderr]  --> src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::LinkedList;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `pest::Parser`
[INFO] [stderr]  --> src/lib.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use pest::Parser;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rule`
[INFO] [stderr]  --> src/lib.rs:8:32
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::parser::{LemParser, Rule};
[INFO] [stderr]   |                                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `fmt::Error`
[INFO] [stderr]  --> src/ast.rs:1:51
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{cell::RefCell, collections::LinkedList, fmt::Error, rc::Rc};
[INFO] [stderr]   |                                                   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::Cell`
[INFO] [stderr]  --> src/interp/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cell::Cell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `pest::error::Error`
[INFO] [stderr]  --> src/parser/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use pest::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ident`
[INFO] [stderr]   --> src/ast.rs:31:26
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Value::Ident(ident) => unimplemented!(),
[INFO] [stderr]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `old_id`
[INFO] [stderr]   --> src/interp/mod.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |             let old_id = self.environment.id.clone();
[INFO] [stderr]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_id`
[INFO] [stderr] 
[INFO] [stderr] warning: enum `InterpreterError` is never used
[INFO] [stderr]   --> src/interp/mod.rs:11:6
[INFO] [stderr]    |
[INFO] [stderr] 11 | enum InterpreterError {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lem` (lib) generated 9 warnings (run `cargo fix --lib -p lem` to apply 6 suggestions)
[INFO] [stderr] warning: `lem` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lem-c53f7dbd56f921b7)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test interp::environment::tests::define_var ... ok
[INFO] [stdout] test interp::environment::tests::get_var ... ok
[INFO] [stdout] test interp::environment::tests::new ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/lem.rs (/opt/rustwide/target/debug/deps/lem-b36b997249cac6e1)
[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] [stderr]    Doc-tests lem
[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" "d49ded9d0d85b2e99b549616950c895a960069aae50af081979cda72b78e0627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d49ded9d0d85b2e99b549616950c895a960069aae50af081979cda72b78e0627", kill_on_drop: false }`
[INFO] [stdout] d49ded9d0d85b2e99b549616950c895a960069aae50af081979cda72b78e0627