[INFO] cloning repository https://github.com/lamprecht-dev/spellchecker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lamprecht-dev/spellchecker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flamprecht-dev%2Fspellchecker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flamprecht-dev%2Fspellchecker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fd721ece0df335be2800053ba22b739ce8aad6d
[INFO] testing lamprecht-dev/spellchecker against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flamprecht-dev%2Fspellchecker" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lamprecht-dev/spellchecker
[INFO] finished tweaking git repo https://github.com/lamprecht-dev/spellchecker
[INFO] tweaked toml for git repo https://github.com/lamprecht-dev/spellchecker written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lamprecht-dev/spellchecker on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lamprecht-dev/spellchecker 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35872c0e1fe47d1a626c98fd2c1c0a5f07e0defb5af20d15149ff6e1526363dc
[INFO] running `Command { std: "docker" "start" "-a" "35872c0e1fe47d1a626c98fd2c1c0a5f07e0defb5af20d15149ff6e1526363dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35872c0e1fe47d1a626c98fd2c1c0a5f07e0defb5af20d15149ff6e1526363dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35872c0e1fe47d1a626c98fd2c1c0a5f07e0defb5af20d15149ff6e1526363dc", kill_on_drop: false }`
[INFO] [stdout] 35872c0e1fe47d1a626c98fd2c1c0a5f07e0defb5af20d15149ff6e1526363dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 293af15eddfeb7a6060c6123acaed55308061c4560a476fcd00dcf3bf2230eb4
[INFO] running `Command { std: "docker" "start" "-a" "293af15eddfeb7a6060c6123acaed55308061c4560a476fcd00dcf3bf2230eb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling spellchecker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `word` and `improvements` are never read
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct WordReport{
[INFO] [stdout]   |        ---------- fields in this struct
[INFO] [stdout] 6 |     word: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     correct: bool,
[INFO] [stdout] 8 |     improvements: Option<Vec<String>>    
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `WordReport` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 0.41s
[INFO] running `Command { std: "docker" "inspect" "293af15eddfeb7a6060c6123acaed55308061c4560a476fcd00dcf3bf2230eb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "293af15eddfeb7a6060c6123acaed55308061c4560a476fcd00dcf3bf2230eb4", kill_on_drop: false }`
[INFO] [stdout] 293af15eddfeb7a6060c6123acaed55308061c4560a476fcd00dcf3bf2230eb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14271e3d4b2f9ea6eb285f2fbc8dabf6aa4065001707b902ce7a2a05d4be0bf5
[INFO] running `Command { std: "docker" "start" "-a" "14271e3d4b2f9ea6eb285f2fbc8dabf6aa4065001707b902ce7a2a05d4be0bf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling spellchecker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `word` and `improvements` are never read
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct WordReport{
[INFO] [stdout]   |        ---------- fields in this struct
[INFO] [stdout] 6 |     word: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     correct: bool,
[INFO] [stdout] 8 |     improvements: Option<Vec<String>>    
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `WordReport` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 0.57s
[INFO] running `Command { std: "docker" "inspect" "14271e3d4b2f9ea6eb285f2fbc8dabf6aa4065001707b902ce7a2a05d4be0bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14271e3d4b2f9ea6eb285f2fbc8dabf6aa4065001707b902ce7a2a05d4be0bf5", kill_on_drop: false }`
[INFO] [stdout] 14271e3d4b2f9ea6eb285f2fbc8dabf6aa4065001707b902ce7a2a05d4be0bf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c551510b0621e36ef577d39aa8aeeff4c1df09229632fa79641b34aaa8dd9cd1
[INFO] running `Command { std: "docker" "start" "-a" "c551510b0621e36ef577d39aa8aeeff4c1df09229632fa79641b34aaa8dd9cd1", kill_on_drop: false }`
[INFO] [stderr] warning: fields `word` and `improvements` are never read
[INFO] [stdout] 
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 5 | struct WordReport{
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |        ---------- fields in this struct
[INFO] [stdout] 
[INFO] [stderr] 6 |     word: String,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 7 |     correct: bool,
[INFO] [stderr] 8 |     improvements: Option<Vec<String>>    
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `WordReport` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `spellchecker` (bin "spellchecker" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/spellchecker-494490ece06ed843)
[INFO] running `Command { std: "docker" "inspect" "c551510b0621e36ef577d39aa8aeeff4c1df09229632fa79641b34aaa8dd9cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c551510b0621e36ef577d39aa8aeeff4c1df09229632fa79641b34aaa8dd9cd1", kill_on_drop: false }`
[INFO] [stdout] c551510b0621e36ef577d39aa8aeeff4c1df09229632fa79641b34aaa8dd9cd1