[INFO] cloning repository https://github.com/rifkan-py/rust-book-learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rifkan-py/rust-book-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frifkan-py%2Frust-book-learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frifkan-py%2Frust-book-learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f99f7605ab2936fad0076581f9f184571b2f52e
[INFO] checking rifkan-py/rust-book-learning against try#94e848735e78b58442e0b82e9c60f8f430840389 for pr-149218
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frifkan-py%2Frust-book-learning" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rifkan-py/rust-book-learning
[INFO] finished tweaking git repo https://github.com/rifkan-py/rust-book-learning
[INFO] tweaked toml for git repo https://github.com/rifkan-py/rust-book-learning written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rifkan-py/rust-book-learning on toolchain 94e848735e78b58442e0b82e9c60f8f430840389
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rifkan-py/rust-book-learning 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" "+94e848735e78b58442e0b82e9c60f8f430840389" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ab2fc7483825ed51932b148d3d94d15998c41b5f0975a185412f67b02ffb155
[INFO] running `Command { std: "docker" "start" "-a" "2ab2fc7483825ed51932b148d3d94d15998c41b5f0975a185412f67b02ffb155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ab2fc7483825ed51932b148d3d94d15998c41b5f0975a185412f67b02ffb155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ab2fc7483825ed51932b148d3d94d15998c41b5f0975a185412f67b02ffb155", kill_on_drop: false }`
[INFO] [stdout] 2ab2fc7483825ed51932b148d3d94d15998c41b5f0975a185412f67b02ffb155
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb2253ee249aaf5311597dee2fae034629e723c33805a1228f2424f4d8bf9d16
[INFO] running `Command { std: "docker" "start" "-a" "cb2253ee249aaf5311597dee2fae034629e723c33805a1228f2424f4d8bf9d16", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking my-program v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected expression, found `/`
[INFO] [stdout]   --> src/main.rs:35:6
[INFO] [stdout]    |
[INFO] [stdout] 35 |     */
[INFO] [stdout]    |      ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `/`
[INFO] [stdout]   --> src/main.rs:35:6
[INFO] [stdout]    |
[INFO] [stdout] 35 |     */
[INFO] [stdout]    |      ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io`
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         io::stdin().read_line(&mut guess).expect("Failed to read line.");
[INFO] [stdout]    |         ^^ use of unresolved module or unlinked crate `io`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `io`, use `cargo add io` to add it to your `Cargo.toml`
[INFO] [stdout] help: a builtin type with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 16 -         io::stdin().read_line(&mut guess).expect("Failed to read line.");
[INFO] [stdout] 16 +         i8::stdin().read_line(&mut guess).expect("Failed to read line.");
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]    |
[INFO] [stdout]  4 + use std::io;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ordering`
[INFO] [stdout]   --> src/main.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |             Ordering::Less => println!("Too small."),
[INFO] [stdout]    |             ^^^^^^^^ use of undeclared type `Ordering`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these enums
[INFO] [stdout]    |
[INFO] [stdout]  4 + use std::cmp::Ordering;
[INFO] [stdout]    |
[INFO] [stdout]  4 + use std::sync::atomic::Ordering;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ordering`
[INFO] [stdout]   --> src/main.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             Ordering::Equal => {
[INFO] [stdout]    |             ^^^^^^^^ use of undeclared type `Ordering`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these enums
[INFO] [stdout]    |
[INFO] [stdout]  4 + use std::cmp::Ordering;
[INFO] [stdout]    |
[INFO] [stdout]  4 + use std::sync::atomic::Ordering;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ordering`
[INFO] [stdout]   --> src/main.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Ordering::Greater => println!("Too big.")
[INFO] [stdout]    |             ^^^^^^^^ use of undeclared type `Ordering`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these enums
[INFO] [stdout]    |
[INFO] [stdout]  4 + use std::cmp::Ordering;
[INFO] [stdout]    |
[INFO] [stdout]  4 + use std::sync::atomic::Ordering;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io`
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         io::stdin().read_line(&mut guess).expect("Failed to read line.");
[INFO] [stdout]    |         ^^ use of unresolved module or unlinked crate `io`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `io`, use `cargo add io` to add it to your `Cargo.toml`
[INFO] [stdout] help: a builtin type with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 16 -         io::stdin().read_line(&mut guess).expect("Failed to read line.");
[INFO] [stdout] 16 +         i8::stdin().read_line(&mut guess).expect("Failed to read line.");
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]    |
[INFO] [stdout]  4 + use std::io;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ordering`
[INFO] [stdout]   --> src/main.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |             Ordering::Less => println!("Too small."),
[INFO] [stdout]    |             ^^^^^^^^ use of undeclared type `Ordering`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these enums
[INFO] [stdout]    |
[INFO] [stdout]  4 + use std::cmp::Ordering;
[INFO] [stdout]    |
[INFO] [stdout]  4 + use std::sync::atomic::Ordering;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ordering`
[INFO] [stdout]   --> src/main.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             Ordering::Equal => {
[INFO] [stdout]    |             ^^^^^^^^ use of undeclared type `Ordering`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these enums
[INFO] [stdout]    |
[INFO] [stdout]  4 + use std::cmp::Ordering;
[INFO] [stdout]    |
[INFO] [stdout]  4 + use std::sync::atomic::Ordering;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ordering`
[INFO] [stdout]   --> src/main.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Ordering::Greater => println!("Too big.")
[INFO] [stdout]    |             ^^^^^^^^ use of undeclared type `Ordering`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these enums
[INFO] [stdout]    |
[INFO] [stdout]  4 + use std::cmp::Ordering;
[INFO] [stdout]    |
[INFO] [stdout]  4 + use std::sync::atomic::Ordering;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `gen_range` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> src/main.rs:8:44
[INFO] [stdout]     |
[INFO] [stdout]   8 |     let secret_number = rand::thread_rng().gen_range(1..=100);
[INFO] [stdout]     |                                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/rng.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn gen_range<T, R>(&mut self, range: R) -> T
[INFO] [stdout]     |        --------- the method is available for `ThreadRng` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `gen_ratio` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/rng.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 299 |     fn gen_ratio(&mut self, numerator: u32, denominator: u32) -> bool {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `Rng` which provides `gen_range` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   4 + use rand::Rng;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `gen_range` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> src/main.rs:8:44
[INFO] [stdout]     |
[INFO] [stdout]   8 |     let secret_number = rand::thread_rng().gen_range(1..=100);
[INFO] [stdout]     |                                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/rng.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn gen_range<T, R>(&mut self, range: R) -> T
[INFO] [stdout]     |        --------- the method is available for `ThreadRng` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `gen_ratio` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/rng.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 299 |     fn gen_ratio(&mut self, numerator: u32, denominator: u32) -> bool {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `Rng` which provides `gen_range` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   4 + use rand::Rng;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `my-program` (bin "my-program" test) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `my-program` (bin "my-program") due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "cb2253ee249aaf5311597dee2fae034629e723c33805a1228f2424f4d8bf9d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb2253ee249aaf5311597dee2fae034629e723c33805a1228f2424f4d8bf9d16", kill_on_drop: false }`
[INFO] [stdout] cb2253ee249aaf5311597dee2fae034629e723c33805a1228f2424f4d8bf9d16
