[INFO] fetching crate minigrep-wcj 0.1.0...
[INFO] testing minigrep-wcj-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate minigrep-wcj 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate minigrep-wcj 0.1.0
[INFO] finished tweaking crates.io crate minigrep-wcj 0.1.0
[INFO] tweaked toml for crates.io crate minigrep-wcj 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate minigrep-wcj 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate minigrep-wcj 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72adbae030be2638b5beee58c7c47f78dff9e3def3167dec2c115d9259456010
[INFO] running `Command { std: "docker" "start" "-a" "72adbae030be2638b5beee58c7c47f78dff9e3def3167dec2c115d9259456010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72adbae030be2638b5beee58c7c47f78dff9e3def3167dec2c115d9259456010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72adbae030be2638b5beee58c7c47f78dff9e3def3167dec2c115d9259456010", kill_on_drop: false }`
[INFO] [stdout] 72adbae030be2638b5beee58c7c47f78dff9e3def3167dec2c115d9259456010
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aae9954b5096f8deb74ea935a210607ab8f356303629c9e040b565f51580b92b
[INFO] running `Command { std: "docker" "start" "-a" "aae9954b5096f8deb74ea935a210607ab8f356303629c9e040b565f51580b92b", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep-wcj v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `error::Error` and `fs`
[INFO] [stdout]  --> src/main.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env,fs,process,error::Error};
[INFO] [stdout]   |               ^^         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `case_sensitive` is never read
[INFO] [stdout]   --> src/minigrep.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub struct Config {
[INFO] [stdout]    |              ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub case_sensitive:bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "aae9954b5096f8deb74ea935a210607ab8f356303629c9e040b565f51580b92b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aae9954b5096f8deb74ea935a210607ab8f356303629c9e040b565f51580b92b", kill_on_drop: false }`
[INFO] [stdout] aae9954b5096f8deb74ea935a210607ab8f356303629c9e040b565f51580b92b
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1d49eb4320c0e9bf498d4a137e365461b1f0263fda18151879839b10a55ef31
[INFO] running `Command { std: "docker" "start" "-a" "c1d49eb4320c0e9bf498d4a137e365461b1f0263fda18151879839b10a55ef31", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep-wcj v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `error::Error` and `fs`
[INFO] [stdout]  --> src/main.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env,fs,process,error::Error};
[INFO] [stdout]   |               ^^         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `case_sensitive` is never read
[INFO] [stdout]   --> src/minigrep.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub struct Config {
[INFO] [stdout]    |              ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub case_sensitive:bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "c1d49eb4320c0e9bf498d4a137e365461b1f0263fda18151879839b10a55ef31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1d49eb4320c0e9bf498d4a137e365461b1f0263fda18151879839b10a55ef31", kill_on_drop: false }`
[INFO] [stdout] c1d49eb4320c0e9bf498d4a137e365461b1f0263fda18151879839b10a55ef31
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5a4fe20fe298780e7ed413cd75a0251826581d9f10f687f4badcf67b72eeb677
[INFO] running `Command { std: "docker" "start" "-a" "5a4fe20fe298780e7ed413cd75a0251826581d9f10f687f4badcf67b72eeb677", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `error::Error` and `fs`
[INFO] [stdout] 
[INFO] [stderr]  --> src/main.rs:1:15
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 1 | use std::{env,fs,process,error::Error};
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |               ^^         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `case_sensitive` is never read
[INFO] [stderr]   --> src/minigrep.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |   pub struct Config {
[INFO] [stderr]    |              ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 18 |     pub case_sensitive:bool,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `minigrep-wcj` (bin "minigrep-wcj" test) generated 2 warnings (run `cargo fix --bin "minigrep-wcj" -p minigrep-wcj --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/minigrep_wcj-1f48601cd036e395)
[INFO] running `Command { std: "docker" "inspect" "5a4fe20fe298780e7ed413cd75a0251826581d9f10f687f4badcf67b72eeb677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a4fe20fe298780e7ed413cd75a0251826581d9f10f687f4badcf67b72eeb677", kill_on_drop: false }`
[INFO] [stdout] 5a4fe20fe298780e7ed413cd75a0251826581d9f10f687f4badcf67b72eeb677