[INFO] fetching crate netter_core 0.1.3...
[INFO] checking netter_core-0.1.3 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate netter_core 0.1.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate netter_core 0.1.3
[INFO] finished tweaking crates.io crate netter_core 0.1.3
[INFO] tweaked toml for crates.io crate netter_core 0.1.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate netter_core 0.1.3 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate netter_core 0.1.3 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded netter_logger v0.1.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbbff00020ec48c25564e12464f7c62bec205e8dd6bffece3474d240850c3966
[INFO] running `Command { std: "docker" "start" "-a" "bbbff00020ec48c25564e12464f7c62bec205e8dd6bffece3474d240850c3966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbbff00020ec48c25564e12464f7c62bec205e8dd6bffece3474d240850c3966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbbff00020ec48c25564e12464f7c62bec205e8dd6bffece3474d240850c3966", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84bf958e7d4b1b8093b89eacc2464e9ead682ed2dfbfe033846aff6751bc3b8d
[INFO] running `Command { std: "docker" "start" "-a" "84bf958e7d4b1b8093b89eacc2464e9ead682ed2dfbfe033846aff6751bc3b8d", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `std::f64::consts::E`
[INFO] [stdout]  --> src/language/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f64::consts::E;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Lexer`
[INFO] [stdout]  --> src/language/interpreter.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::language::lexer::{AstNode, Lexer};
[INFO] [stdout]   |                                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TokenType` and `Token`
[INFO] [stdout]  --> src/language/interpreter.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::language::operators::{Token, TokenType};
[INFO] [stdout]   |                                  ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/language/interpreter.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CStr`
[INFO] [stdout]   --> src/language/interpreter.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ffi::{CStr, CString};
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f64::consts::E`
[INFO] [stdout]  --> src/language/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f64::consts::E;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Lexer`
[INFO] [stdout]  --> src/language/interpreter.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::language::lexer::{AstNode, Lexer};
[INFO] [stdout]   |                                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TokenType` and `Token`
[INFO] [stdout]  --> src/language/interpreter.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::language::operators::{Token, TokenType};
[INFO] [stdout]   |                                  ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/language/interpreter.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CStr`
[INFO] [stdout]   --> src/language/interpreter.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ffi::{CStr, CString};
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `try_operator`
[INFO] [stdout]    --> src/language/parser.rs:593:64
[INFO] [stdout]     |
[INFO] [stdout] 593 |             if let AstNode::FunctionCall { object, name, args, try_operator, unwrap_operator } = &expr {
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^ help: try ignoring the field: `try_operator: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unwrap_operator`
[INFO] [stdout]    --> src/language/parser.rs:593:78
[INFO] [stdout]     |
[INFO] [stdout] 593 |             if let AstNode::FunctionCall { object, name, args, try_operator, unwrap_operator } = &expr {
[INFO] [stdout]     |                                                                              ^^^^^^^^^^^^^^^ help: try ignoring the field: `unwrap_operator: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/language/interpreter.rs:182:13
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let mut temp_statements: Vec<Box<AstNode>>;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `try_operator`
[INFO] [stdout]    --> src/language/parser.rs:593:64
[INFO] [stdout]     |
[INFO] [stdout] 593 |             if let AstNode::FunctionCall { object, name, args, try_operator, unwrap_operator } = &expr {
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^ help: try ignoring the field: `try_operator: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unwrap_operator`
[INFO] [stdout]    --> src/language/parser.rs:593:78
[INFO] [stdout]     |
[INFO] [stdout] 593 |             if let AstNode::FunctionCall { object, name, args, try_operator, unwrap_operator } = &expr {
[INFO] [stdout]     |                                                                              ^^^^^^^^^^^^^^^ help: try ignoring the field: `unwrap_operator: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/language/interpreter.rs:182:13
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let mut temp_statements: Vec<Box<AstNode>>;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 20s
[INFO] running `Command { std: "docker" "inspect" "84bf958e7d4b1b8093b89eacc2464e9ead682ed2dfbfe033846aff6751bc3b8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84bf958e7d4b1b8093b89eacc2464e9ead682ed2dfbfe033846aff6751bc3b8d", kill_on_drop: false }`
[INFO] [stdout] 84bf958e7d4b1b8093b89eacc2464e9ead682ed2dfbfe033846aff6751bc3b8d
