[INFO] fetching crate tiny-json 0.0.1... [INFO] testing tiny-json-0.0.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate tiny-json 0.0.1 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate tiny-json 0.0.1 [INFO] finished tweaking crates.io crate tiny-json 0.0.1 [INFO] tweaked toml for crates.io crate tiny-json 0.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tiny-json 0.0.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] adeef38af82f6a829042e21876f9ab29349b66223c5feb5e6561f52dbae6900f [INFO] running `Command { std: "docker" "start" "-a" "adeef38af82f6a829042e21876f9ab29349b66223c5feb5e6561f52dbae6900f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "adeef38af82f6a829042e21876f9ab29349b66223c5feb5e6561f52dbae6900f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adeef38af82f6a829042e21876f9ab29349b66223c5feb5e6561f52dbae6900f", kill_on_drop: false }` [INFO] [stdout] adeef38af82f6a829042e21876f9ab29349b66223c5feb5e6561f52dbae6900f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ead441d69c7fd94c1efc18d328824f2c893b77d8fbeca2f47bc53ffe7a6e229 [INFO] running `Command { std: "docker" "start" "-a" "5ead441d69c7fd94c1efc18d328824f2c893b77d8fbeca2f47bc53ffe7a6e229", kill_on_drop: false }` [INFO] [stderr] Compiling tiny-json v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fmt::Pointer` [INFO] [stdout] --> src/node.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Pointer; [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 imports: `Display` and `Formatter` [INFO] [stdout] --> src/token.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::{Display, Formatter}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::util::*` [INFO] [stdout] --> src/parser.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::util::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `NodeType` [INFO] [stdout] --> src/walk.rs:2:36 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::node::{Node, NodeChild, NodeType}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/stringifier.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::walk::walk` [INFO] [stdout] --> src/stringifier.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::walk::walk; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/stringifier.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | ; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/stringifier.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 61 | ; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/walk.rs:18:26 [INFO] [stdout] | [INFO] [stdout] 18 | NodeChild::Value(x) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stringifier.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | let mut str = key_str; [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: `str` [INFO] [stdout] --> src/stringifier.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | let mut str = key_str; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/util.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Position { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 10 | pub fn new(line: usize, column: usize) -> Position { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `input` is never read [INFO] [stdout] --> src/parser.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Parser { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 6 | pub input: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/util.rs:146:16 [INFO] [stdout] | [INFO] [stdout] 146 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 146 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/util.rs:163:16 [INFO] [stdout] | [INFO] [stdout] 163 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 163 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/util.rs:179:16 [INFO] [stdout] | [INFO] [stdout] 179 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 179 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "5ead441d69c7fd94c1efc18d328824f2c893b77d8fbeca2f47bc53ffe7a6e229", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ead441d69c7fd94c1efc18d328824f2c893b77d8fbeca2f47bc53ffe7a6e229", kill_on_drop: false }` [INFO] [stdout] 5ead441d69c7fd94c1efc18d328824f2c893b77d8fbeca2f47bc53ffe7a6e229 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0dce96813dde5f1ce3f50a497aa63860662d72deaf028cd63d2c37de158e9716 [INFO] running `Command { std: "docker" "start" "-a" "0dce96813dde5f1ce3f50a497aa63860662d72deaf028cd63d2c37de158e9716", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `std::fmt::Pointer` [INFO] [stdout] --> src/node.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Pointer; [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 imports: `Display` and `Formatter` [INFO] [stdout] --> src/token.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::{Display, Formatter}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::util::*` [INFO] [stdout] --> src/parser.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::util::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `NodeType` [INFO] [stdout] --> src/walk.rs:2:36 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::node::{Node, NodeChild, NodeType}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/stringifier.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::walk::walk` [INFO] [stdout] --> src/stringifier.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::walk::walk; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/stringifier.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | ; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/stringifier.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 61 | ; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/walk.rs:18:26 [INFO] [stdout] | [INFO] [stdout] 18 | NodeChild::Value(x) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stringifier.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | let mut str = key_str; [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: `str` [INFO] [stdout] --> src/stringifier.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | let mut str = key_str; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/util.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Position { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 10 | pub fn new(line: usize, column: usize) -> Position { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `input` is never read [INFO] [stdout] --> src/parser.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Parser { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 6 | pub input: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tiny-json v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/util.rs:146:16 [INFO] [stdout] | [INFO] [stdout] 146 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 146 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/util.rs:163:16 [INFO] [stdout] | [INFO] [stdout] 163 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 163 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/util.rs:179:16 [INFO] [stdout] | [INFO] [stdout] 179 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 179 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Pointer` [INFO] [stdout] --> src/node.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Pointer; [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 imports: `Display` and `Formatter` [INFO] [stdout] --> src/token.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::{Display, Formatter}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::util::*` [INFO] [stdout] --> src/parser.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::util::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `NodeType` [INFO] [stdout] --> src/walk.rs:2:36 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::node::{Node, NodeChild, NodeType}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/stringifier.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::walk::walk` [INFO] [stdout] --> src/stringifier.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::walk::walk; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/stringifier.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | ; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/stringifier.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 61 | ; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/walk.rs:18:26 [INFO] [stdout] | [INFO] [stdout] 18 | NodeChild::Value(x) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stringifier.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | let mut str = key_str; [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: `str` [INFO] [stdout] --> src/stringifier.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | let mut str = key_str; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/util.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Position { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 10 | pub fn new(line: usize, column: usize) -> Position { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `input` is never read [INFO] [stdout] --> src/parser.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Parser { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 6 | pub input: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/util.rs:146:16 [INFO] [stdout] | [INFO] [stdout] 146 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 146 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/util.rs:163:16 [INFO] [stdout] | [INFO] [stdout] 163 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 163 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/util.rs:179:16 [INFO] [stdout] | [INFO] [stdout] 179 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 179 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "0dce96813dde5f1ce3f50a497aa63860662d72deaf028cd63d2c37de158e9716", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0dce96813dde5f1ce3f50a497aa63860662d72deaf028cd63d2c37de158e9716", kill_on_drop: false }` [INFO] [stdout] 0dce96813dde5f1ce3f50a497aa63860662d72deaf028cd63d2c37de158e9716 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6937c908bb1db4758cb283a90593dbd775362793a7d5889646ec6c3e56d76ee7 [INFO] running `Command { std: "docker" "start" "-a" "6937c908bb1db4758cb283a90593dbd775362793a7d5889646ec6c3e56d76ee7", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::fmt::Pointer` [INFO] [stderr] --> src/node.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fmt::Pointer; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Display` and `Formatter` [INFO] [stderr] --> src/token.rs:1:16 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fmt::{Display, Formatter}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::util::*` [INFO] [stderr] --> src/parser.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::util::*; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `NodeType` [INFO] [stderr] --> src/walk.rs:2:36 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::node::{Node, NodeChild, NodeType}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Deref` [INFO] [stderr] --> src/stringifier.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::ops::Deref; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::walk::walk` [INFO] [stderr] --> src/stringifier.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use crate::walk::walk; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/stringifier.rs:46:17 [INFO] [stderr] | [INFO] [stderr] 46 | ; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/stringifier.rs:61:17 [INFO] [stderr] | [INFO] [stderr] 61 | ; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/walk.rs:18:26 [INFO] [stderr] | [INFO] [stderr] 18 | NodeChild::Value(x) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/stringifier.rs:49:21 [INFO] [stderr] | [INFO] [stderr] 49 | let mut str = key_str; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `str` [INFO] [stderr] --> src/stringifier.rs:49:21 [INFO] [stderr] | [INFO] [stderr] 49 | let mut str = key_str; [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_str` [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/util.rs:10:12 [INFO] [stderr] | [INFO] [stderr] 9 | impl Position { [INFO] [stderr] | ------------- associated function in this implementation [INFO] [stderr] 10 | pub fn new(line: usize, column: usize) -> Position { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `input` is never read [INFO] [stderr] --> src/parser.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 5 | pub struct Parser { [INFO] [stderr] | ------ field in this struct [INFO] [stderr] 6 | pub input: String, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/util.rs:146:16 [INFO] [stderr] | [INFO] [stderr] 146 | panic!(msg); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: add a "{}" format string to `Display` the message [INFO] [stderr] | [INFO] [stderr] 146 | panic!("{}", msg); [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/util.rs:163:16 [INFO] [stderr] | [INFO] [stderr] 163 | panic!(msg); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to `Display` the message [INFO] [stderr] | [INFO] [stderr] 163 | panic!("{}", msg); [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/util.rs:179:16 [INFO] [stderr] | [INFO] [stderr] 179 | panic!(msg); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to `Display` the message [INFO] [stderr] | [INFO] [stderr] 179 | panic!("{}", msg); [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: `tiny-json` (lib) generated 16 warnings (run `cargo fix --lib -p tiny-json` to apply 12 suggestions) [INFO] [stderr] warning: `tiny-json` (lib test) generated 16 warnings (16 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tiny_json-5ef7614a5d9d34f3) [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 tiny_json [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stdout] [INFO] [stderr] --> src/stringifier.rs:46:17 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 46 | ; [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/stringifier.rs:61:17 [INFO] [stderr] | [INFO] [stderr] 61 | ; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] running `Command { std: "docker" "inspect" "6937c908bb1db4758cb283a90593dbd775362793a7d5889646ec6c3e56d76ee7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6937c908bb1db4758cb283a90593dbd775362793a7d5889646ec6c3e56d76ee7", kill_on_drop: false }` [INFO] [stdout] 6937c908bb1db4758cb283a90593dbd775362793a7d5889646ec6c3e56d76ee7