Oct 13 02:37:24.837 INFO checking Shacham6/serde_training_rust against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 02:37:24.838 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 02:37:25.317 INFO blam! 70d6377d2c73e15fbc1d250e23931ba9d90097c113ce0cff9403c22ac2cabbd0
Oct 13 02:37:25.317 INFO running `"docker" "start" "-a" "70d6377d2c73e15fbc1d250e23931ba9d90097c113ce0cff9403c22ac2cabbd0"`
Oct 13 02:37:27.224 INFO kablam! usermod: no changes
Oct 13 02:37:27.316 INFO kablam!     Checking serde_yaml v0.7.1
Oct 13 02:37:29.140 INFO kablam!     Checking serde_fun v0.1.0 (/source)
Oct 13 02:37:30.560 INFO kablam! warning: unused import: `std::fs::File`
Oct 13 02:37:30.560 INFO kablam!  --> src/main.rs:8:5
Oct 13 02:37:30.560 INFO kablam!   |
Oct 13 02:37:30.560 INFO kablam! 8 | use std::fs::File;
Oct 13 02:37:30.560 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 13 02:37:30.560 INFO kablam!   |
Oct 13 02:37:30.560 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 02:37:30.560 INFO kablam! 
Oct 13 02:37:30.560 INFO kablam! warning: unused import: `std::io::Read`
Oct 13 02:37:30.560 INFO kablam!  --> src/main.rs:9:5
Oct 13 02:37:30.560 INFO kablam!   |
Oct 13 02:37:30.560 INFO kablam! 9 | use std::io::Read;
Oct 13 02:37:30.560 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 13 02:37:30.560 INFO kablam! 
Oct 13 02:37:30.560 INFO kablam! warning: unused import: `std::vec::Vec`
Oct 13 02:37:30.560 INFO kablam!   --> src/main.rs:10:5
Oct 13 02:37:30.560 INFO kablam!    |
Oct 13 02:37:30.560 INFO kablam! 10 | use std::vec::Vec;
Oct 13 02:37:30.560 INFO kablam!    |     ^^^^^^^^^^^^^
Oct 13 02:37:30.560 INFO kablam! 
Oct 13 02:37:30.560 INFO kablam! warning: unused imports: `DeserializeOwned`, `Deserialize`
Oct 13 02:37:30.560 INFO kablam!   --> src/main.rs:13:17
Oct 13 02:37:30.560 INFO kablam!    |
Oct 13 02:37:30.560 INFO kablam! 13 | use serde::de::{Deserialize, DeserializeOwned};
Oct 13 02:37:30.560 INFO kablam!    |                 ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
Oct 13 02:37:30.560 INFO kablam! 
Oct 13 02:37:30.560 INFO kablam! warning: unused import: `serde_yaml::from_str as yaml_from_str`
Oct 13 02:37:30.560 INFO kablam!   --> src/main.rs:14:5
Oct 13 02:37:30.560 INFO kablam!    |
Oct 13 02:37:30.560 INFO kablam! 14 | use serde_yaml::from_str as yaml_from_str;
Oct 13 02:37:30.560 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:37:30.560 INFO kablam! 
Oct 13 02:37:30.560 INFO kablam! warning: unused import: `serde`
Oct 13 02:37:30.560 INFO kablam!  --> src/examples/json_example.rs:1:5
Oct 13 02:37:30.560 INFO kablam!   |
Oct 13 02:37:30.561 INFO kablam! 1 | use serde;
Oct 13 02:37:30.561 INFO kablam!   |     ^^^^^
Oct 13 02:37:30.561 INFO kablam! 
Oct 13 02:37:30.561 INFO kablam! warning: unused import: `serde_derive`
Oct 13 02:37:30.561 INFO kablam!  --> src/examples/json_example.rs:3:5
Oct 13 02:37:30.561 INFO kablam!   |
Oct 13 02:37:30.561 INFO kablam! 3 | use serde_derive;
Oct 13 02:37:30.561 INFO kablam!   |     ^^^^^^^^^^^^
Oct 13 02:37:30.561 INFO kablam! 
Oct 13 02:37:30.561 INFO kablam! warning: unused import: `std::fs::File`
Oct 13 02:37:30.561 INFO kablam!  --> src/examples/json_example.rs:5:5
Oct 13 02:37:30.561 INFO kablam!   |
Oct 13 02:37:30.561 INFO kablam! 5 | use std::fs::File;
Oct 13 02:37:30.561 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 13 02:37:30.561 INFO kablam! 
Oct 13 02:37:30.561 INFO kablam! warning: unused import: `std::io::Read`
Oct 13 02:37:30.561 INFO kablam!  --> src/examples/json_example.rs:6:5
Oct 13 02:37:30.561 INFO kablam!   |
Oct 13 02:37:30.561 INFO kablam! 6 | use std::io::Read;
Oct 13 02:37:30.561 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 13 02:37:30.561 INFO kablam! 
Oct 13 02:37:30.561 INFO kablam! warning: unused import: `std::env::args`
Oct 13 02:37:30.561 INFO kablam!  --> src/examples/json_example.rs:8:5
Oct 13 02:37:30.561 INFO kablam!   |
Oct 13 02:37:30.561 INFO kablam! 8 | use std::env::args;
Oct 13 02:37:30.561 INFO kablam!   |     ^^^^^^^^^^^^^^
Oct 13 02:37:30.561 INFO kablam! 
Oct 13 02:37:30.561 INFO kablam! warning: unused import: `std::io::Error`
Oct 13 02:37:30.561 INFO kablam!  --> src/examples/json_example.rs:9:5
Oct 13 02:37:30.561 INFO kablam!   |
Oct 13 02:37:30.561 INFO kablam! 9 | use std::io::Error;
Oct 13 02:37:30.561 INFO kablam!   |     ^^^^^^^^^^^^^^
Oct 13 02:37:30.561 INFO kablam! 
Oct 13 02:37:30.561 INFO kablam! warning: unused imports: `DeserializeOwned`, `Deserialize`
Oct 13 02:37:30.561 INFO kablam!   --> src/examples/json_example.rs:12:17
Oct 13 02:37:30.561 INFO kablam!    |
Oct 13 02:37:30.561 INFO kablam! 12 | use serde::de::{Deserialize, DeserializeOwned};
Oct 13 02:37:30.561 INFO kablam!    |                 ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
Oct 13 02:37:30.561 INFO kablam! 
Oct 13 02:37:30.568 INFO kablam! warning: unused import: `serde_yaml::from_str as yaml_from_str`
Oct 13 02:37:30.568 INFO kablam!   --> src/examples/json_example.rs:13:5
Oct 13 02:37:30.568 INFO kablam!    |
Oct 13 02:37:30.568 INFO kablam! 13 | use serde_yaml::from_str as yaml_from_str;
Oct 13 02:37:30.568 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:37:30.568 INFO kablam! 
Oct 13 02:37:30.568 INFO kablam! warning: unused import: `serde`
Oct 13 02:37:30.568 INFO kablam!  --> src/examples/yaml_example.rs:1:5
Oct 13 02:37:30.568 INFO kablam!   |
Oct 13 02:37:30.568 INFO kablam! 1 | use serde;
Oct 13 02:37:30.568 INFO kablam!   |     ^^^^^
Oct 13 02:37:30.568 INFO kablam! 
Oct 13 02:37:30.568 INFO kablam! warning: unused import: `serde_derive`
Oct 13 02:37:30.568 INFO kablam!  --> src/examples/yaml_example.rs:2:5
Oct 13 02:37:30.568 INFO kablam!   |
Oct 13 02:37:30.568 INFO kablam! 2 | use serde_derive;
Oct 13 02:37:30.568 INFO kablam!   |     ^^^^^^^^^^^^
Oct 13 02:37:30.568 INFO kablam! 
Oct 13 02:37:30.568 INFO kablam! warning: unused import: `std::env::args`
Oct 13 02:37:30.568 INFO kablam!  --> src/examples/yaml_example.rs:5:5
Oct 13 02:37:30.568 INFO kablam!   |
Oct 13 02:37:30.568 INFO kablam! 5 | use std::env::args;
Oct 13 02:37:30.568 INFO kablam!   |     ^^^^^^^^^^^^^^
Oct 13 02:37:30.568 INFO kablam! 
Oct 13 02:37:30.742 INFO kablam! warning: unused import: `std::fs::File`
Oct 13 02:37:30.742 INFO kablam!  --> src/main.rs:8:5
Oct 13 02:37:30.742 INFO kablam!   |
Oct 13 02:37:30.742 INFO kablam! 8 | use std::fs::File;
Oct 13 02:37:30.742 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 13 02:37:30.742 INFO kablam!   |
Oct 13 02:37:30.742 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 02:37:30.742 INFO kablam! 
Oct 13 02:37:30.742 INFO kablam! warning: unused import: `std::io::Read`
Oct 13 02:37:30.742 INFO kablam!  --> src/main.rs:9:5
Oct 13 02:37:30.742 INFO kablam!   |
Oct 13 02:37:30.742 INFO kablam! 9 | use std::io::Read;
Oct 13 02:37:30.742 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 13 02:37:30.742 INFO kablam! 
Oct 13 02:37:30.742 INFO kablam! warning: unused import: `std::vec::Vec`
Oct 13 02:37:30.742 INFO kablam!   --> src/main.rs:10:5
Oct 13 02:37:30.742 INFO kablam!    |
Oct 13 02:37:30.742 INFO kablam! 10 | use std::vec::Vec;
Oct 13 02:37:30.742 INFO kablam!    |     ^^^^^^^^^^^^^
Oct 13 02:37:30.742 INFO kablam! 
Oct 13 02:37:30.742 INFO kablam! warning: unused imports: `DeserializeOwned`, `Deserialize`
Oct 13 02:37:30.742 INFO kablam!   --> src/main.rs:13:17
Oct 13 02:37:30.742 INFO kablam!    |
Oct 13 02:37:30.742 INFO kablam! 13 | use serde::de::{Deserialize, DeserializeOwned};
Oct 13 02:37:30.742 INFO kablam!    |                 ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
Oct 13 02:37:30.742 INFO kablam! 
Oct 13 02:37:30.742 INFO kablam! warning: unused import: `serde_yaml::from_str as yaml_from_str`
Oct 13 02:37:30.742 INFO kablam!   --> src/main.rs:14:5
Oct 13 02:37:30.742 INFO kablam!    |
Oct 13 02:37:30.742 INFO kablam! 14 | use serde_yaml::from_str as yaml_from_str;
Oct 13 02:37:30.742 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:37:30.742 INFO kablam! 
Oct 13 02:37:30.742 INFO kablam! warning: unused import: `serde`
Oct 13 02:37:30.742 INFO kablam!  --> src/examples/json_example.rs:1:5
Oct 13 02:37:30.742 INFO kablam!   |
Oct 13 02:37:30.742 INFO kablam! 1 | use serde;
Oct 13 02:37:30.743 INFO kablam!   |     ^^^^^
Oct 13 02:37:30.743 INFO kablam! 
Oct 13 02:37:30.743 INFO kablam! warning: unused import: `serde_derive`
Oct 13 02:37:30.743 INFO kablam!  --> src/examples/json_example.rs:3:5
Oct 13 02:37:30.743 INFO kablam!   |
Oct 13 02:37:30.743 INFO kablam! 3 | use serde_derive;
Oct 13 02:37:30.743 INFO kablam!   |     ^^^^^^^^^^^^
Oct 13 02:37:30.743 INFO kablam! 
Oct 13 02:37:30.743 INFO kablam! warning: unused import: `std::fs::File`
Oct 13 02:37:30.743 INFO kablam!  --> src/examples/json_example.rs:5:5
Oct 13 02:37:30.743 INFO kablam!   |
Oct 13 02:37:30.743 INFO kablam! 5 | use std::fs::File;
Oct 13 02:37:30.743 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 13 02:37:30.743 INFO kablam! 
Oct 13 02:37:30.743 INFO kablam! warning: unused import: `std::io::Read`
Oct 13 02:37:30.743 INFO kablam!  --> src/examples/json_example.rs:6:5
Oct 13 02:37:30.743 INFO kablam!   |
Oct 13 02:37:30.743 INFO kablam! 6 | use std::io::Read;
Oct 13 02:37:30.743 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 13 02:37:30.743 INFO kablam! 
Oct 13 02:37:30.743 INFO kablam! warning: unused import: `std::env::args`
Oct 13 02:37:30.743 INFO kablam!  --> src/examples/json_example.rs:8:5
Oct 13 02:37:30.743 INFO kablam!   |
Oct 13 02:37:30.743 INFO kablam! 8 | use std::env::args;
Oct 13 02:37:30.743 INFO kablam!   |     ^^^^^^^^^^^^^^
Oct 13 02:37:30.743 INFO kablam! 
Oct 13 02:37:30.743 INFO kablam! warning: unused import: `std::io::Error`
Oct 13 02:37:30.743 INFO kablam!  --> src/examples/json_example.rs:9:5
Oct 13 02:37:30.743 INFO kablam!   |
Oct 13 02:37:30.743 INFO kablam! 9 | use std::io::Error;
Oct 13 02:37:30.743 INFO kablam!   |     ^^^^^^^^^^^^^^
Oct 13 02:37:30.743 INFO kablam! 
Oct 13 02:37:30.743 INFO kablam! warning: unused imports: `DeserializeOwned`, `Deserialize`
Oct 13 02:37:30.743 INFO kablam!   --> src/examples/json_example.rs:12:17
Oct 13 02:37:30.743 INFO kablam!    |
Oct 13 02:37:30.743 INFO kablam! 12 | use serde::de::{Deserialize, DeserializeOwned};
Oct 13 02:37:30.743 INFO kablam!    |                 ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
Oct 13 02:37:30.743 INFO kablam! 
Oct 13 02:37:30.743 INFO kablam! warning: unused import: `serde_yaml::from_str as yaml_from_str`
Oct 13 02:37:30.743 INFO kablam!   --> src/examples/json_example.rs:13:5
Oct 13 02:37:30.743 INFO kablam!    |
Oct 13 02:37:30.743 INFO kablam! 13 | use serde_yaml::from_str as yaml_from_str;
Oct 13 02:37:30.743 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:37:30.743 INFO kablam! 
Oct 13 02:37:30.743 INFO kablam! warning: unused import: `serde`
Oct 13 02:37:30.743 INFO kablam!  --> src/examples/yaml_example.rs:1:5
Oct 13 02:37:30.743 INFO kablam!   |
Oct 13 02:37:30.743 INFO kablam! 1 | use serde;
Oct 13 02:37:30.743 INFO kablam!   |     ^^^^^
Oct 13 02:37:30.743 INFO kablam! 
Oct 13 02:37:30.743 INFO kablam! warning: unused import: `serde_derive`
Oct 13 02:37:30.743 INFO kablam!  --> src/examples/yaml_example.rs:2:5
Oct 13 02:37:30.743 INFO kablam!   |
Oct 13 02:37:30.743 INFO kablam! 2 | use serde_derive;
Oct 13 02:37:30.743 INFO kablam!   |     ^^^^^^^^^^^^
Oct 13 02:37:30.743 INFO kablam! 
Oct 13 02:37:30.743 INFO kablam! warning: unused import: `std::env::args`
Oct 13 02:37:30.743 INFO kablam!  --> src/examples/yaml_example.rs:5:5
Oct 13 02:37:30.743 INFO kablam!   |
Oct 13 02:37:30.743 INFO kablam! 5 | use std::env::args;
Oct 13 02:37:30.743 INFO kablam!   |     ^^^^^^^^^^^^^^
Oct 13 02:37:30.743 INFO kablam! 
Oct 13 02:37:30.960 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:37:30.960 INFO kablam!   --> src/examples/json_example.rs:18:5
Oct 13 02:37:30.960 INFO kablam!    |
Oct 13 02:37:30.960 INFO kablam! 18 |     read_content_of_file_to_string(filepath.as_str(), &mut string);
Oct 13 02:37:30.960 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:37:30.960 INFO kablam!    |
Oct 13 02:37:30.960 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 02:37:30.960 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:37:30.960 INFO kablam! 
Oct 13 02:37:31.144 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:37:31.144 INFO kablam!   --> src/examples/json_example.rs:18:5
Oct 13 02:37:31.144 INFO kablam!    |
Oct 13 02:37:31.144 INFO kablam! 18 |     read_content_of_file_to_string(filepath.as_str(), &mut string);
Oct 13 02:37:31.144 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:37:31.144 INFO kablam!    |
Oct 13 02:37:31.144 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 02:37:31.144 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:37:31.144 INFO kablam! 
Oct 13 02:37:31.200 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.95s
Oct 13 02:37:31.203 INFO kablam! su: No module specific data is present
Oct 13 02:37:31.935 INFO running `"docker" "rm" "-f" "70d6377d2c73e15fbc1d250e23931ba9d90097c113ce0cff9403c22ac2cabbd0"`
Oct 13 02:37:32.332 INFO blam! 70d6377d2c73e15fbc1d250e23931ba9d90097c113ce0cff9403c22ac2cabbd0