[INFO] cloning repository https://github.com/gonejack/first-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gonejack/first-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgonejack%2Ffirst-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgonejack%2Ffirst-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a20c376c0336ed45c449b4f8cf640f270bcbaff6
[INFO] testing gonejack/first-rust against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgonejack%2Ffirst-rust" "/workspace/builds/worker-39/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gonejack/first-rust on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gonejack/first-rust
[INFO] finished tweaking git repo https://github.com/gonejack/first-rust
[INFO] tweaked toml for git repo https://github.com/gonejack/first-rust written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate git repo https://github.com/gonejack/first-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d72591a3a2570e1c6486df80502f45651fa1c8d9c735c95111ad2b95ddd7f4d
[INFO] running `Command { std: "docker" "start" "-a" "6d72591a3a2570e1c6486df80502f45651fa1c8d9c735c95111ad2b95ddd7f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d72591a3a2570e1c6486df80502f45651fa1c8d9c735c95111ad2b95ddd7f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d72591a3a2570e1c6486df80502f45651fa1c8d9c735c95111ad2b95ddd7f4d", kill_on_drop: false }`
[INFO] [stdout] 6d72591a3a2570e1c6486df80502f45651fa1c8d9c735c95111ad2b95ddd7f4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebf097f48ac6a1e194c3339fffb85574db2d22e2a7853363e8fdc29ebba72b5f
[INFO] running `Command { std: "docker" "start" "-a" "ebf097f48ac6a1e194c3339fffb85574db2d22e2a7853363e8fdc29ebba72b5f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling smallvec v0.4.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling textwrap v0.13.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling ferris-says v0.2.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling structopt v0.3.23
[INFO] [stderr]    Compiling first-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SubCommand`
[INFO] [stdout]  --> src/bin/clap.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use clap::{App, Arg, SubCommand};
[INFO] [stdout]   |                      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `feed`
[INFO] [stdout]   --> src/bin/clap.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let feed = m.value_of("config").unwrap_or("feed.txt");
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_feed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `epub_builder`
[INFO] [stdout]  --> src/bin/epub.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use epub_builder::{EpubBuilder, Error, ResultExt};
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `epub_builder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `epub_builder`
[INFO] [stdout]  --> src/bin/epub.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use epub_builder::ErrorKind::Msg;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `epub_builder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `epub_builder`
[INFO] [stdout]  --> src/bin/epub.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use epub_builder::EpubContent;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `epub_builder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `epub_builder`
[INFO] [stdout]  --> src/bin/epub.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use epub_builder::ReferenceType;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `epub_builder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `epub_builder`
[INFO] [stdout]  --> src/bin/epub.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use epub_builder::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `epub_builder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `epub_builder`
[INFO] [stdout]   --> src/bin/epub.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use epub_builder::TocElement;
[INFO] [stdout]    |     ^^^^^^^^^^^^ use of undeclared crate or module `epub_builder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `epub_builder`
[INFO] [stdout]   --> src/bin/epub.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use epub_builder::ZipLibrary;
[INFO] [stdout]    |     ^^^^^^^^^^^^ use of undeclared crate or module `epub_builder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `log`
[INFO] [stdout]   --> src/bin/epub.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use log::{debug, error, info, trace, warn};
[INFO] [stdout]    |     ^^^ use of undeclared crate or module `log`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `trace`
[INFO] [stdout]   --> src/bin/epub.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     trace!("this is trace");
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `debug`
[INFO] [stdout]   --> src/bin/epub.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     debug!("this is debug");
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `info`
[INFO] [stdout]   --> src/bin/epub.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     info!("this is info");
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `warn`
[INFO] [stdout]   --> src/bin/epub.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     warn!("this is warning");
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `error`
[INFO] [stdout]   --> src/bin/epub.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     error!("this is error");
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `error`
[INFO] [stdout]   --> src/bin/epub.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         error!("{}", result.unwrap_err());
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]   --> src/bin/epub.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     env_logger::init();
[INFO] [stdout]    |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File`, `read_to_string`
[INFO] [stdout]  --> src/bin/epub.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::{File, OpenOptions, read_to_string};
[INFO] [stdout]   |               ^^^^               ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/bin/epub.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `log`
[INFO] [stdout]  --> src/bin/cmd.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{debug, error, info, trace, warn};
[INFO] [stdout]   |     ^^^ use of undeclared crate or module `log`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `error`
[INFO] [stdout]  --> src/bin/cmd.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     error!("this is error");
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `warn`
[INFO] [stdout]  --> src/bin/cmd.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     warn!("this is warning");
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `info`
[INFO] [stdout]  --> src/bin/cmd.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     info!("this is info");
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `debug`
[INFO] [stdout]  --> src/bin/cmd.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     debug!("this is debug");
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `trace`
[INFO] [stdout]  --> src/bin/cmd.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     trace!("this is trace");
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read_to_string`
[INFO] [stdout]  --> src/bin/cmd.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::read_to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `first-rust` due to 7 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `chain_err` found for struct `OpenOptions` in the current scope
[INFO] [stdout]   --> src/bin/epub.rs:49:11
[INFO] [stdout]    |
[INFO] [stdout] 49 |         w.chain_err(|| format!("cannot create {}", "test.epub"))?;
[INFO] [stdout]    |           ^^^^^^^^^ method not found in `OpenOptions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `sync_all` found for struct `OpenOptions` in the current scope
[INFO] [stdout]   --> src/bin/epub.rs:68:7
[INFO] [stdout]    |
[INFO] [stdout] 68 |     w.sync_all();
[INFO] [stdout]    |       ^^^^^^^^ method not found in `OpenOptions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/bin/epub.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 17 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ebf097f48ac6a1e194c3339fffb85574db2d22e2a7853363e8fdc29ebba72b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf097f48ac6a1e194c3339fffb85574db2d22e2a7853363e8fdc29ebba72b5f", kill_on_drop: false }`
[INFO] [stdout] ebf097f48ac6a1e194c3339fffb85574db2d22e2a7853363e8fdc29ebba72b5f