[INFO] fetching crate debug_finder 0.3.1...
[INFO] testing debug_finder-0.3.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate debug_finder 0.3.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate debug_finder 0.3.1
[INFO] finished tweaking crates.io crate debug_finder 0.3.1
[INFO] tweaked toml for crates.io crate debug_finder 0.3.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate debug_finder 0.3.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate debug_finder 0.3.1 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prettytable-rs v0.8.0
[INFO] [stderr]   Downloaded term v0.5.2
[INFO] [stderr]   Downloaded constant_time_eq v0.1.4
[INFO] [stderr]   Downloaded csv-core v0.1.6
[INFO] [stderr]   Downloaded json v0.12.0
[INFO] [stderr]   Downloaded cc v1.0.47
[INFO] [stderr]   Downloaded blake2b_simd v0.5.9
[INFO] [stderr]   Downloaded rust-argon2 v0.5.1
[INFO] [stderr]   Downloaded arrayref v0.3.5
[INFO] [stderr]   Downloaded redox_users v0.3.1
[INFO] [stderr]   Downloaded csv v1.1.1
[INFO] [stderr]   Downloaded regex-automata v0.1.8
[INFO] [stderr]   Downloaded bstr v0.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21e335ee06ad6f147a90f224d1714c94cfbd56f24f6c9f850cf1bdd1b3b74bb2
[INFO] running `Command { std: "docker" "start" "-a" "21e335ee06ad6f147a90f224d1714c94cfbd56f24f6c9f850cf1bdd1b3b74bb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21e335ee06ad6f147a90f224d1714c94cfbd56f24f6c9f850cf1bdd1b3b74bb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21e335ee06ad6f147a90f224d1714c94cfbd56f24f6c9f850cf1bdd1b3b74bb2", kill_on_drop: false }`
[INFO] [stdout] 21e335ee06ad6f147a90f224d1714c94cfbd56f24f6c9f850cf1bdd1b3b74bb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e70a87c7df48660c9719e62ca8cb3207032b37ce9bc6ddac96cd123235c35018
[INFO] running `Command { std: "docker" "start" "-a" "e70a87c7df48660c9719e62ca8cb3207032b37ce9bc6ddac96cd123235c35018", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling json v0.12.0
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling debug_finder v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `config_files` is never read
[INFO] [stdout]  --> src/project.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub struct Project {
[INFO] [stdout]   |                ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |         pub config_files:   Vec<String>
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:85:28
[INFO] [stdout]    |
[INFO] [stdout] 85 |                     panic!(remove_file.err());
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Option<std::io::Error>`
[INFO] [stdout]    |
[INFO] [stdout] 85 |                     panic!("{:?}", remove_file.err());
[INFO] [stdout]    |                            +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 85 -                     panic!(remove_file.err());
[INFO] [stdout] 85 +                     std::panic::panic_any(remove_file.err());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:91:28
[INFO] [stdout]    |
[INFO] [stdout] 91 |                     panic!(write_file.err());
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Option<std::io::Error>`
[INFO] [stdout]    |
[INFO] [stdout] 91 |                     panic!("{:?}", write_file.err());
[INFO] [stdout]    |                            +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 91 -                     panic!(write_file.err());
[INFO] [stdout] 91 +                     std::panic::panic_any(write_file.err());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.81s
[INFO] running `Command { std: "docker" "inspect" "e70a87c7df48660c9719e62ca8cb3207032b37ce9bc6ddac96cd123235c35018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e70a87c7df48660c9719e62ca8cb3207032b37ce9bc6ddac96cd123235c35018", kill_on_drop: false }`
[INFO] [stdout] e70a87c7df48660c9719e62ca8cb3207032b37ce9bc6ddac96cd123235c35018
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb206f02bf7b4cffebe910fe0e08bba005233288c0c7bfea6ca0f54f3efc5df7
[INFO] running `Command { std: "docker" "start" "-a" "cb206f02bf7b4cffebe910fe0e08bba005233288c0c7bfea6ca0f54f3efc5df7", kill_on_drop: false }`
[INFO] [stderr]    Compiling debug_finder v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `config_files` is never read
[INFO] [stdout]  --> src/project.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub struct Project {
[INFO] [stdout]   |                ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |         pub config_files:   Vec<String>
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:85:28
[INFO] [stdout]    |
[INFO] [stdout] 85 |                     panic!(remove_file.err());
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Option<std::io::Error>`
[INFO] [stdout]    |
[INFO] [stdout] 85 |                     panic!("{:?}", remove_file.err());
[INFO] [stdout]    |                            +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 85 -                     panic!(remove_file.err());
[INFO] [stdout] 85 +                     std::panic::panic_any(remove_file.err());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:91:28
[INFO] [stdout]    |
[INFO] [stdout] 91 |                     panic!(write_file.err());
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Option<std::io::Error>`
[INFO] [stdout]    |
[INFO] [stdout] 91 |                     panic!("{:?}", write_file.err());
[INFO] [stdout]    |                            +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 91 -                     panic!(write_file.err());
[INFO] [stdout] 91 +                     std::panic::panic_any(write_file.err());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "cb206f02bf7b4cffebe910fe0e08bba005233288c0c7bfea6ca0f54f3efc5df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb206f02bf7b4cffebe910fe0e08bba005233288c0c7bfea6ca0f54f3efc5df7", kill_on_drop: false }`
[INFO] [stdout] cb206f02bf7b4cffebe910fe0e08bba005233288c0c7bfea6ca0f54f3efc5df7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 419c0e0a3ad162b65071e2b54dfc8256c0a24890ba03fffda4171ac59a475350
[INFO] running `Command { std: "docker" "start" "-a" "419c0e0a3ad162b65071e2b54dfc8256c0a24890ba03fffda4171ac59a475350", kill_on_drop: false }`
[INFO] [stderr] warning: field `config_files` is never read
[INFO] [stderr]  --> src/project.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 3 |     pub struct Project {
[INFO] [stderr]   |                ------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 7 |         pub config_files:   Vec<String>
[INFO] [stderr]   |             ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/main.rs:85:28
[INFO] [stderr]    |
[INFO] [stderr] 85 |                     panic!(remove_file.err());
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr] help: add a "{:?}" format string to use the `Debug` implementation of `Option<std::io::Error>`
[INFO] [stderr]    |
[INFO] [stderr] 85 |                     panic!("{:?}", remove_file.err());
[INFO] [stderr]    |                            +++++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 85 -                     panic!(remove_file.err());
[INFO] [stderr] 85 +                     std::panic::panic_any(remove_file.err());
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/main.rs:91:28
[INFO] [stderr]    |
[INFO] [stderr] 91 |                     panic!(write_file.err());
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{:?}" format string to use the `Debug` implementation of `Option<std::io::Error>`
[INFO] [stderr]    |
[INFO] [stderr] 91 |                     panic!("{:?}", write_file.err());
[INFO] [stderr]    |                            +++++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 91 -                     panic!(write_file.err());
[INFO] [stderr] 91 +                     std::panic::panic_any(write_file.err());
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `debug_finder` (bin "debug_finder" test) generated 3 warnings (run `cargo fix --bin "debug_finder" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/debug_finder-5190bbb739992ee7)
[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" "419c0e0a3ad162b65071e2b54dfc8256c0a24890ba03fffda4171ac59a475350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "419c0e0a3ad162b65071e2b54dfc8256c0a24890ba03fffda4171ac59a475350", kill_on_drop: false }`
[INFO] [stdout] 419c0e0a3ad162b65071e2b54dfc8256c0a24890ba03fffda4171ac59a475350
