[INFO] fetching crate w_grep 0.1.0...
[INFO] testing w_grep-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate w_grep 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate w_grep 0.1.0
[INFO] finished tweaking crates.io crate w_grep 0.1.0
[INFO] tweaked toml for crates.io crate w_grep 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate w_grep 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate w_grep 0.1.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fa56613a0ca625591fde58741be62c889580bcc03df0521fe0dff4c25e29079
[INFO] running `Command { std: "docker" "start" "-a" "3fa56613a0ca625591fde58741be62c889580bcc03df0521fe0dff4c25e29079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fa56613a0ca625591fde58741be62c889580bcc03df0521fe0dff4c25e29079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fa56613a0ca625591fde58741be62c889580bcc03df0521fe0dff4c25e29079", kill_on_drop: false }`
[INFO] [stdout] 3fa56613a0ca625591fde58741be62c889580bcc03df0521fe0dff4c25e29079
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eac80a76b7b47bbe6824a708712277672f155076787950f36152c355631dbde8
[INFO] running `Command { std: "docker" "start" "-a" "eac80a76b7b47bbe6824a708712277672f155076787950f36152c355631dbde8", kill_on_drop: false }`
[INFO] [stderr]    Compiling w_grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `collections::HashMap`, `iter::Map`, `process`, and `thread`
[INFO] [stdout]  --> src/main.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env, process, iter::Map, collections::HashMap, thread};
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]  --> src/main.rs:9:34
[INFO] [stdout]   |
[INFO] [stdout] 9 |     run(&config).unwrap_or_else(|e| eprintln!("执行失败"));
[INFO] [stdout]   |                                  ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "eac80a76b7b47bbe6824a708712277672f155076787950f36152c355631dbde8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eac80a76b7b47bbe6824a708712277672f155076787950f36152c355631dbde8", kill_on_drop: false }`
[INFO] [stdout] eac80a76b7b47bbe6824a708712277672f155076787950f36152c355631dbde8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ad70c59e4c382d1505ffd78e9afec95811abc3cb5c51639f6d7b2964e2e306d
[INFO] running `Command { std: "docker" "start" "-a" "8ad70c59e4c382d1505ffd78e9afec95811abc3cb5c51639f6d7b2964e2e306d", kill_on_drop: false }`
[INFO] [stderr]    Compiling w_grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `collections::HashMap`, `iter::Map`, `process`, and `thread`
[INFO] [stdout]  --> src/main.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env, process, iter::Map, collections::HashMap, thread};
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]  --> src/main.rs:9:34
[INFO] [stdout]   |
[INFO] [stdout] 9 |     run(&config).unwrap_or_else(|e| eprintln!("执行失败"));
[INFO] [stdout]   |                                  ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "8ad70c59e4c382d1505ffd78e9afec95811abc3cb5c51639f6d7b2964e2e306d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ad70c59e4c382d1505ffd78e9afec95811abc3cb5c51639f6d7b2964e2e306d", kill_on_drop: false }`
[INFO] [stdout] 8ad70c59e4c382d1505ffd78e9afec95811abc3cb5c51639f6d7b2964e2e306d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 354eaef35953e0a6c9b6098ebb5825fbc1c5eb720e679eb9bad8ca99eee40a5d
[INFO] running `Command { std: "docker" "start" "-a" "354eaef35953e0a6c9b6098ebb5825fbc1c5eb720e679eb9bad8ca99eee40a5d", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `collections::HashMap`, `iter::Map`, `process`, and `thread`
[INFO] [stderr]  --> src/main.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{env, process, iter::Map, collections::HashMap, thread};
[INFO] [stderr]   |                ^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]  --> src/main.rs:9:34
[INFO] [stderr]   |
[INFO] [stderr] 9 |     run(&config).unwrap_or_else(|e| eprintln!("执行失败"));
[INFO] [stderr]   |                                  ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `w_grep` (bin "w_grep" test) generated 2 warnings (run `cargo fix --bin "w_grep" -p w_grep --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/w_grep-c6384a2efdacaa59)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::case_insensitive ... ok
[INFO] [stdout] test tests::case_sensitive ... ok
[INFO] [stdout] test tests::one_result ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/w_grep-77deb70eb922efde)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests w_grep
[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] [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" "354eaef35953e0a6c9b6098ebb5825fbc1c5eb720e679eb9bad8ca99eee40a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "354eaef35953e0a6c9b6098ebb5825fbc1c5eb720e679eb9bad8ca99eee40a5d", kill_on_drop: false }`
[INFO] [stdout] 354eaef35953e0a6c9b6098ebb5825fbc1c5eb720e679eb9bad8ca99eee40a5d