[INFO] cloning repository https://github.com/prudhvideep/rsjson [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/prudhvideep/rsjson" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprudhvideep%2Frsjson", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprudhvideep%2Frsjson'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c8e8f43403ef1422a49589c641adac361982c907 [INFO] checking prudhvideep/rsjson against try#54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47 for pr-153041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprudhvideep%2Frsjson" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/prudhvideep/rsjson [INFO] finished tweaking git repo https://github.com/prudhvideep/rsjson [INFO] tweaked toml for git repo https://github.com/prudhvideep/rsjson written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/prudhvideep/rsjson on toolchain 54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/prudhvideep/rsjson 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" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9b611a97ed474ecc0d628064d998605528101e789f7bfc0f243168ba0275cbc9 [INFO] running `Command { std: "docker" "start" "-a" "9b611a97ed474ecc0d628064d998605528101e789f7bfc0f243168ba0275cbc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9b611a97ed474ecc0d628064d998605528101e789f7bfc0f243168ba0275cbc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b611a97ed474ecc0d628064d998605528101e789f7bfc0f243168ba0275cbc9", kill_on_drop: false }` [INFO] [stdout] 9b611a97ed474ecc0d628064d998605528101e789f7bfc0f243168ba0275cbc9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dd94c3bc9c2667947320f1ab4089144fba8c9ebffb6c7f6b6cd42186c7adc6f7 [INFO] running `Command { std: "docker" "start" "-a" "dd94c3bc9c2667947320f1ab4089144fba8c9ebffb6c7f6b6cd42186c7adc6f7", kill_on_drop: false }` [INFO] [stderr] Checking rsjson v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `parse` [INFO] [stdout] --> src/parser.rs:1:42 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{JsonError, JsonValue, Token, parse}; [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: `parse` [INFO] [stdout] --> src/parser.rs:1:42 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{JsonError, JsonValue, Token, parse}; [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 variable: `token_iter` [INFO] [stdout] --> src/parser.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | fn parse_object(token_iter : &mut Peekable>) -> Result { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token_iter` [INFO] [stdout] --> src/parser.rs:27:20 [INFO] [stdout] | [INFO] [stdout] 27 | fn parse_array(token_iter : &mut Peekable>) -> Result { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_iter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token_iter` [INFO] [stdout] --> src/parser.rs:31:21 [INFO] [stdout] | [INFO] [stdout] 31 | fn parse_string(token_iter : &mut Peekable>) -> Result { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_iter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token_iter` [INFO] [stdout] --> src/parser.rs:35:21 [INFO] [stdout] | [INFO] [stdout] 35 | fn parse_number(token_iter : &mut Peekable>) -> Result { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_iter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token_iter` [INFO] [stdout] --> src/parser.rs:39:22 [INFO] [stdout] | [INFO] [stdout] 39 | fn parse_boolean(token_iter : &mut Peekable>) -> Result { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_iter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:24:19 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct Object(HashMap); [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Object` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:27:18 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct Array(Vec); [INFO] [stdout] | ----- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Array` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token_iter` [INFO] [stdout] --> src/parser.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | fn parse_object(token_iter : &mut Peekable>) -> Result { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token_iter` [INFO] [stdout] --> src/parser.rs:27:20 [INFO] [stdout] | [INFO] [stdout] 27 | fn parse_array(token_iter : &mut Peekable>) -> Result { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_iter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token_iter` [INFO] [stdout] --> src/parser.rs:31:21 [INFO] [stdout] | [INFO] [stdout] 31 | fn parse_string(token_iter : &mut Peekable>) -> Result { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_iter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token_iter` [INFO] [stdout] --> src/parser.rs:35:21 [INFO] [stdout] | [INFO] [stdout] 35 | fn parse_number(token_iter : &mut Peekable>) -> Result { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_iter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token_iter` [INFO] [stdout] --> src/parser.rs:39:22 [INFO] [stdout] | [INFO] [stdout] 39 | fn parse_boolean(token_iter : &mut Peekable>) -> Result { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_iter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:24:19 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct Object(HashMap); [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Object` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:27:18 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct Array(Vec); [INFO] [stdout] | ----- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Array` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "dd94c3bc9c2667947320f1ab4089144fba8c9ebffb6c7f6b6cd42186c7adc6f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd94c3bc9c2667947320f1ab4089144fba8c9ebffb6c7f6b6cd42186c7adc6f7", kill_on_drop: false }` [INFO] [stdout] dd94c3bc9c2667947320f1ab4089144fba8c9ebffb6c7f6b6cd42186c7adc6f7