[INFO] cloning repository https://github.com/Shacham6/serde_training_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Shacham6/serde_training_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShacham6%2Fserde_training_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShacham6%2Fserde_training_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d65da5df5decc3c0741b1d6c78a1b2cbfe74bd0d [INFO] testing Shacham6/serde_training_rust against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShacham6%2Fserde_training_rust" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Shacham6/serde_training_rust on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Shacham6/serde_training_rust [INFO] finished tweaking git repo https://github.com/Shacham6/serde_training_rust [INFO] tweaked toml for git repo https://github.com/Shacham6/serde_training_rust written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/Shacham6/serde_training_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_derive v1.0.18 [INFO] [stderr] Downloaded serde v1.0.18 [INFO] [stderr] Downloaded linked-hash-map v0.4.2 [INFO] [stderr] Downloaded serde_yaml v0.7.1 [INFO] [stderr] Downloaded serde_json v1.0.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b2bb2aac9151bda915647b4724fe67fa2148c8b9f56e163c7d65334ad464f8b2 [INFO] running `Command { std: "docker" "start" "-a" "b2bb2aac9151bda915647b4724fe67fa2148c8b9f56e163c7d65334ad464f8b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2bb2aac9151bda915647b4724fe67fa2148c8b9f56e163c7d65334ad464f8b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2bb2aac9151bda915647b4724fe67fa2148c8b9f56e163c7d65334ad464f8b2", kill_on_drop: false }` [INFO] [stdout] b2bb2aac9151bda915647b4724fe67fa2148c8b9f56e163c7d65334ad464f8b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 68d94cb8fc0d49e5293baa0c27e07c94492dffcc7c2c03d834b4e372f852f240 [INFO] running `Command { std: "docker" "start" "-a" "68d94cb8fc0d49e5293baa0c27e07c94492dffcc7c2c03d834b4e372f852f240", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling linked-hash-map v0.3.0 [INFO] [stderr] Compiling num-traits v0.1.40 [INFO] [stderr] Compiling serde v1.0.18 [INFO] [stderr] Compiling itoa v0.3.4 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling linked-hash-map v0.4.2 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling yaml-rust v0.3.5 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling serde_json v1.0.5 [INFO] [stderr] Compiling serde_yaml v0.7.1 [INFO] [stderr] Compiling serde_derive_internals v0.16.0 [INFO] [stderr] Compiling serde_derive v1.0.18 [INFO] [stderr] Compiling serde_fun v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::vec::Vec` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DeserializeOwned`, `Deserialize` [INFO] [stdout] --> src/main.rs:13:17 [INFO] [stdout] | [INFO] [stdout] 13 | use serde::de::{Deserialize, DeserializeOwned}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_yaml::from_str as yaml_from_str` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use serde_yaml::from_str as yaml_from_str; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde` [INFO] [stdout] --> src/examples/json_example.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_derive` [INFO] [stdout] --> src/examples/json_example.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use serde_derive; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/examples/json_example.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/examples/json_example.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env::args` [INFO] [stdout] --> src/examples/json_example.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::env::args; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Error` [INFO] [stdout] --> src/examples/json_example.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::io::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DeserializeOwned`, `Deserialize` [INFO] [stdout] --> src/examples/json_example.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | use serde::de::{Deserialize, DeserializeOwned}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_yaml::from_str as yaml_from_str` [INFO] [stdout] --> src/examples/json_example.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use serde_yaml::from_str as yaml_from_str; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde` [INFO] [stdout] --> src/examples/yaml_example.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_derive` [INFO] [stdout] --> src/examples/yaml_example.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use serde_derive; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env::args` [INFO] [stdout] --> src/examples/yaml_example.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::env::args; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:27:25 [INFO] [stdout] | [INFO] [stdout] 27 | other => panic!(format!("`{}` is not a recognized flow. Please enter either `json` or `yaml`", other)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [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: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 27 - other => panic!(format!("`{}` is not a recognized flow. Please enter either `json` or `yaml`", other)) [INFO] [stdout] 27 + other => panic!("`{}` is not a recognized flow. Please enter either `json` or `yaml`", other) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/examples/json_example.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | read_content_of_file_to_string(filepath.as_str(), &mut string); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 29s [INFO] running `Command { std: "docker" "inspect" "68d94cb8fc0d49e5293baa0c27e07c94492dffcc7c2c03d834b4e372f852f240", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68d94cb8fc0d49e5293baa0c27e07c94492dffcc7c2c03d834b4e372f852f240", kill_on_drop: false }` [INFO] [stdout] 68d94cb8fc0d49e5293baa0c27e07c94492dffcc7c2c03d834b4e372f852f240 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cf568d512a30f2e81fa63eca94e052f92f59879c7ddf9db200ad3a7094eee2c2 [INFO] running `Command { std: "docker" "start" "-a" "cf568d512a30f2e81fa63eca94e052f92f59879c7ddf9db200ad3a7094eee2c2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling serde_fun v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::vec::Vec` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DeserializeOwned`, `Deserialize` [INFO] [stdout] --> src/main.rs:13:17 [INFO] [stdout] | [INFO] [stdout] 13 | use serde::de::{Deserialize, DeserializeOwned}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_yaml::from_str as yaml_from_str` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use serde_yaml::from_str as yaml_from_str; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde` [INFO] [stdout] --> src/examples/json_example.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_derive` [INFO] [stdout] --> src/examples/json_example.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use serde_derive; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/examples/json_example.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/examples/json_example.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env::args` [INFO] [stdout] --> src/examples/json_example.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::env::args; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Error` [INFO] [stdout] --> src/examples/json_example.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::io::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DeserializeOwned`, `Deserialize` [INFO] [stdout] --> src/examples/json_example.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | use serde::de::{Deserialize, DeserializeOwned}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_yaml::from_str as yaml_from_str` [INFO] [stdout] --> src/examples/json_example.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use serde_yaml::from_str as yaml_from_str; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde` [INFO] [stdout] --> src/examples/yaml_example.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_derive` [INFO] [stdout] --> src/examples/yaml_example.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use serde_derive; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env::args` [INFO] [stdout] --> src/examples/yaml_example.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::env::args; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:27:25 [INFO] [stdout] | [INFO] [stdout] 27 | other => panic!(format!("`{}` is not a recognized flow. Please enter either `json` or `yaml`", other)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [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: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 27 - other => panic!(format!("`{}` is not a recognized flow. Please enter either `json` or `yaml`", other)) [INFO] [stdout] 27 + other => panic!("`{}` is not a recognized flow. Please enter either `json` or `yaml`", other) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/examples/json_example.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | read_content_of_file_to_string(filepath.as_str(), &mut string); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 13.71s [INFO] running `Command { std: "docker" "inspect" "cf568d512a30f2e81fa63eca94e052f92f59879c7ddf9db200ad3a7094eee2c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf568d512a30f2e81fa63eca94e052f92f59879c7ddf9db200ad3a7094eee2c2", kill_on_drop: false }` [INFO] [stdout] cf568d512a30f2e81fa63eca94e052f92f59879c7ddf9db200ad3a7094eee2c2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] dde83c10cfde062ad3d74d631075022e814d304c51bf13dc490fa498dd82330b [INFO] running `Command { std: "docker" "start" "-a" "dde83c10cfde062ad3d74d631075022e814d304c51bf13dc490fa498dd82330b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::vec::Vec` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::vec::Vec; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `DeserializeOwned`, `Deserialize` [INFO] [stderr] --> src/main.rs:13:17 [INFO] [stderr] | [INFO] [stderr] 13 | use serde::de::{Deserialize, DeserializeOwned}; [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `serde_yaml::from_str as yaml_from_str` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use serde_yaml::from_str as yaml_from_str; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `serde` [INFO] [stderr] --> src/examples/json_example.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use serde; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `serde_derive` [INFO] [stderr] --> src/examples/json_example.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use serde_derive; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/examples/json_example.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/examples/json_example.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env::args` [INFO] [stderr] --> src/examples/json_example.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::env::args; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Error` [INFO] [stderr] --> src/examples/json_example.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::io::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `DeserializeOwned`, `Deserialize` [INFO] [stderr] --> src/examples/json_example.rs:12:17 [INFO] [stderr] | [INFO] [stderr] 12 | use serde::de::{Deserialize, DeserializeOwned}; [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `serde_yaml::from_str as yaml_from_str` [INFO] [stderr] --> src/examples/json_example.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use serde_yaml::from_str as yaml_from_str; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `serde` [INFO] [stderr] --> src/examples/yaml_example.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use serde; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `serde_derive` [INFO] [stderr] --> src/examples/yaml_example.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use serde_derive; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env::args` [INFO] [stderr] --> src/examples/yaml_example.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::env::args; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/main.rs:27:25 [INFO] [stderr] | [INFO] [stderr] 27 | other => panic!(format!("`{}` is not a recognized flow. Please enter either `json` or `yaml`", other)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [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: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 27 - other => panic!(format!("`{}` is not a recognized flow. Please enter either `json` or `yaml`", other)) [INFO] [stderr] 27 + other => panic!("`{}` is not a recognized flow. Please enter either `json` or `yaml`", other) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/examples/json_example.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | read_content_of_file_to_string(filepath.as_str(), &mut string); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `serde_fun` (bin "serde_fun" test) generated 18 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.68s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/serde_fun-1d319f22bb0603e3) [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" "dde83c10cfde062ad3d74d631075022e814d304c51bf13dc490fa498dd82330b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dde83c10cfde062ad3d74d631075022e814d304c51bf13dc490fa498dd82330b", kill_on_drop: false }` [INFO] [stdout] dde83c10cfde062ad3d74d631075022e814d304c51bf13dc490fa498dd82330b