[INFO] cloning repository https://github.com/silphire/pjs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/silphire/pjs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilphire%2Fpjs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilphire%2Fpjs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 35137062a873d0f554cbe2062af10fc762d54e02 [INFO] testing silphire/pjs against beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilphire%2Fpjs" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/silphire/pjs on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/silphire/pjs [INFO] finished tweaking git repo https://github.com/silphire/pjs [INFO] tweaked toml for git repo https://github.com/silphire/pjs written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/silphire/pjs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1a199f696da0f6320ed81e84f7f8eace024d9098af24a7143b2bbf4ca3cb3bbf [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1a199f696da0f6320ed81e84f7f8eace024d9098af24a7143b2bbf4ca3cb3bbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1a199f696da0f6320ed81e84f7f8eace024d9098af24a7143b2bbf4ca3cb3bbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a199f696da0f6320ed81e84f7f8eace024d9098af24a7143b2bbf4ca3cb3bbf", kill_on_drop: false }` [INFO] [stdout] 1a199f696da0f6320ed81e84f7f8eace024d9098af24a7143b2bbf4ca3cb3bbf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6da2a6a8934039d858b9921a202d4f0d98f2e00a3ddb1b3128002962e0fe9da9 [INFO] running `Command { std: "docker" "start" "-a" "6da2a6a8934039d858b9921a202d4f0d98f2e00a3ddb1b3128002962e0fe9da9", kill_on_drop: false }` [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling pjs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/prettify.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/prettify.rs:91:49 [INFO] [stdout] | [INFO] [stdout] 91 | println!("Cannot open {} {}", path.display(), Error::description(&why)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:22:15 [INFO] [stdout] | [INFO] [stdout] 22 | fn parse_json(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:22:30 [INFO] [stdout] | [INFO] [stdout] 22 | fn parse_json(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:28:21 [INFO] [stdout] | [INFO] [stdout] 28 | fn parse_whitespace(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:28:36 [INFO] [stdout] | [INFO] [stdout] 28 | fn parse_whitespace(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:34:16 [INFO] [stdout] | [INFO] [stdout] 34 | fn parse_value(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:34:31 [INFO] [stdout] | [INFO] [stdout] 34 | fn parse_value(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:40:17 [INFO] [stdout] | [INFO] [stdout] 40 | fn parse_object(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:40:32 [INFO] [stdout] | [INFO] [stdout] 40 | fn parse_object(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | fn parse_member(json: &String, index: &i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:46:32 [INFO] [stdout] | [INFO] [stdout] 46 | fn parse_member(json: &String, index: &i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:52:16 [INFO] [stdout] | [INFO] [stdout] 52 | fn parse_array(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:52:31 [INFO] [stdout] | [INFO] [stdout] 52 | fn parse_array(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 58 | fn parse_number(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:58:32 [INFO] [stdout] | [INFO] [stdout] 58 | fn parse_number(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:64:17 [INFO] [stdout] | [INFO] [stdout] 64 | fn parse_string(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:64:32 [INFO] [stdout] | [INFO] [stdout] 64 | fn parse_string(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/prettify.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let mut prettified = String::new(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_whitespace` [INFO] [stdout] --> src/prettify.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn parse_whitespace(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_value` [INFO] [stdout] --> src/prettify.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn parse_value(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_object` [INFO] [stdout] --> src/prettify.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn parse_object(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_member` [INFO] [stdout] --> src/prettify.rs:46:4 [INFO] [stdout] | [INFO] [stdout] 46 | fn parse_member(json: &String, index: &i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_array` [INFO] [stdout] --> src/prettify.rs:52:4 [INFO] [stdout] | [INFO] [stdout] 52 | fn parse_array(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_number` [INFO] [stdout] --> src/prettify.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn parse_number(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_string` [INFO] [stdout] --> src/prettify.rs:64:4 [INFO] [stdout] | [INFO] [stdout] 64 | fn parse_string(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.40s [INFO] running `Command { std: "docker" "inspect" "6da2a6a8934039d858b9921a202d4f0d98f2e00a3ddb1b3128002962e0fe9da9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6da2a6a8934039d858b9921a202d4f0d98f2e00a3ddb1b3128002962e0fe9da9", kill_on_drop: false }` [INFO] [stdout] 6da2a6a8934039d858b9921a202d4f0d98f2e00a3ddb1b3128002962e0fe9da9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 66168d2e2f3cda480e5903433a602ed86a00791c9aacbf6fec699c9a09fa298f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "66168d2e2f3cda480e5903433a602ed86a00791c9aacbf6fec699c9a09fa298f", kill_on_drop: false }` [INFO] [stderr] Compiling pjs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/prettify.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/prettify.rs:91:49 [INFO] [stdout] | [INFO] [stdout] 91 | println!("Cannot open {} {}", path.display(), Error::description(&why)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:22:15 [INFO] [stdout] | [INFO] [stdout] 22 | fn parse_json(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:22:30 [INFO] [stdout] | [INFO] [stdout] 22 | fn parse_json(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:28:21 [INFO] [stdout] | [INFO] [stdout] 28 | fn parse_whitespace(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:28:36 [INFO] [stdout] | [INFO] [stdout] 28 | fn parse_whitespace(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:34:16 [INFO] [stdout] | [INFO] [stdout] 34 | fn parse_value(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:34:31 [INFO] [stdout] | [INFO] [stdout] 34 | fn parse_value(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:40:17 [INFO] [stdout] | [INFO] [stdout] 40 | fn parse_object(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:40:32 [INFO] [stdout] | [INFO] [stdout] 40 | fn parse_object(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | fn parse_member(json: &String, index: &i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:46:32 [INFO] [stdout] | [INFO] [stdout] 46 | fn parse_member(json: &String, index: &i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:52:16 [INFO] [stdout] | [INFO] [stdout] 52 | fn parse_array(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:52:31 [INFO] [stdout] | [INFO] [stdout] 52 | fn parse_array(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 58 | fn parse_number(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:58:32 [INFO] [stdout] | [INFO] [stdout] 58 | fn parse_number(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `json` [INFO] [stdout] --> src/prettify.rs:64:17 [INFO] [stdout] | [INFO] [stdout] 64 | fn parse_string(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/prettify.rs:64:32 [INFO] [stdout] | [INFO] [stdout] 64 | fn parse_string(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/prettify.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let mut prettified = String::new(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_whitespace` [INFO] [stdout] --> src/prettify.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn parse_whitespace(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_value` [INFO] [stdout] --> src/prettify.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn parse_value(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_object` [INFO] [stdout] --> src/prettify.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn parse_object(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_member` [INFO] [stdout] --> src/prettify.rs:46:4 [INFO] [stdout] | [INFO] [stdout] 46 | fn parse_member(json: &String, index: &i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_array` [INFO] [stdout] --> src/prettify.rs:52:4 [INFO] [stdout] | [INFO] [stdout] 52 | fn parse_array(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_number` [INFO] [stdout] --> src/prettify.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn parse_number(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_string` [INFO] [stdout] --> src/prettify.rs:64:4 [INFO] [stdout] | [INFO] [stdout] 64 | fn parse_string(json: &String, index: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.64s [INFO] running `Command { std: "docker" "inspect" "66168d2e2f3cda480e5903433a602ed86a00791c9aacbf6fec699c9a09fa298f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66168d2e2f3cda480e5903433a602ed86a00791c9aacbf6fec699c9a09fa298f", kill_on_drop: false }` [INFO] [stdout] 66168d2e2f3cda480e5903433a602ed86a00791c9aacbf6fec699c9a09fa298f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] def79815f519866a12d726e3363947aeb50c8395c9c1abeafea2a4a93a4eb2a5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "def79815f519866a12d726e3363947aeb50c8395c9c1abeafea2a4a93a4eb2a5", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/prettify.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/prettify.rs:91:49 [INFO] [stderr] | [INFO] [stderr] 91 | println!("Cannot open {} {}", path.display(), Error::description(&why)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `json` [INFO] [stderr] --> src/prettify.rs:22:15 [INFO] [stderr] | [INFO] [stderr] 22 | fn parse_json(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/prettify.rs:22:30 [INFO] [stderr] | [INFO] [stderr] 22 | fn parse_json(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `json` [INFO] [stderr] --> src/prettify.rs:28:21 [INFO] [stderr] | [INFO] [stderr] 28 | fn parse_whitespace(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/prettify.rs:28:36 [INFO] [stderr] | [INFO] [stderr] 28 | fn parse_whitespace(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `json` [INFO] [stderr] --> src/prettify.rs:34:16 [INFO] [stderr] | [INFO] [stderr] 34 | fn parse_value(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/prettify.rs:34:31 [INFO] [stderr] | [INFO] [stderr] 34 | fn parse_value(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `json` [INFO] [stderr] --> src/prettify.rs:40:17 [INFO] [stderr] | [INFO] [stderr] 40 | fn parse_object(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/prettify.rs:40:32 [INFO] [stderr] | [INFO] [stderr] 40 | fn parse_object(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `json` [INFO] [stderr] --> src/prettify.rs:46:17 [INFO] [stderr] | [INFO] [stderr] 46 | fn parse_member(json: &String, index: &i32) -> String { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/prettify.rs:46:32 [INFO] [stderr] | [INFO] [stderr] 46 | fn parse_member(json: &String, index: &i32) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `json` [INFO] [stderr] --> src/prettify.rs:52:16 [INFO] [stderr] | [INFO] [stderr] 52 | fn parse_array(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/prettify.rs:52:31 [INFO] [stderr] | [INFO] [stderr] 52 | fn parse_array(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `json` [INFO] [stderr] --> src/prettify.rs:58:17 [INFO] [stderr] | [INFO] [stderr] 58 | fn parse_number(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/prettify.rs:58:32 [INFO] [stderr] | [INFO] [stderr] 58 | fn parse_number(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `json` [INFO] [stderr] --> src/prettify.rs:64:17 [INFO] [stderr] | [INFO] [stderr] 64 | fn parse_string(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_json` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/prettify.rs:64:32 [INFO] [stderr] | [INFO] [stderr] 64 | fn parse_string(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/prettify.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | let mut prettified = String::new(); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_whitespace` [INFO] [stderr] --> src/prettify.rs:28:4 [INFO] [stderr] | [INFO] [stderr] 28 | fn parse_whitespace(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_value` [INFO] [stderr] --> src/prettify.rs:34:4 [INFO] [stderr] | [INFO] [stderr] 34 | fn parse_value(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_object` [INFO] [stderr] --> src/prettify.rs:40:4 [INFO] [stderr] | [INFO] [stderr] 40 | fn parse_object(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_member` [INFO] [stderr] --> src/prettify.rs:46:4 [INFO] [stderr] | [INFO] [stderr] 46 | fn parse_member(json: &String, index: &i32) -> String { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_array` [INFO] [stderr] --> src/prettify.rs:52:4 [INFO] [stderr] | [INFO] [stderr] 52 | fn parse_array(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_number` [INFO] [stderr] --> src/prettify.rs:58:4 [INFO] [stderr] | [INFO] [stderr] 58 | fn parse_number(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_string` [INFO] [stderr] --> src/prettify.rs:64:4 [INFO] [stderr] | [INFO] [stderr] 64 | fn parse_string(json: &String, index: i32) -> String { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 26 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/pjs-27deef0817bdf813 [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" "def79815f519866a12d726e3363947aeb50c8395c9c1abeafea2a4a93a4eb2a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "def79815f519866a12d726e3363947aeb50c8395c9c1abeafea2a4a93a4eb2a5", kill_on_drop: false }` [INFO] [stdout] def79815f519866a12d726e3363947aeb50c8395c9c1abeafea2a4a93a4eb2a5