[INFO] fetching crate replacinator 0.1.0...
[INFO] testing replacinator-0.1.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate replacinator 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate replacinator 0.1.0
[INFO] finished tweaking crates.io crate replacinator 0.1.0
[INFO] tweaked toml for crates.io crate replacinator 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate replacinator 0.1.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate replacinator 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b06cf9b18b70d296796fd0e222f4d270e5df216f895fe6b17637219fb57896da
[INFO] running `Command { std: "docker" "start" "-a" "b06cf9b18b70d296796fd0e222f4d270e5df216f895fe6b17637219fb57896da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b06cf9b18b70d296796fd0e222f4d270e5df216f895fe6b17637219fb57896da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b06cf9b18b70d296796fd0e222f4d270e5df216f895fe6b17637219fb57896da", kill_on_drop: false }`
[INFO] [stdout] b06cf9b18b70d296796fd0e222f4d270e5df216f895fe6b17637219fb57896da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c77c814fde1b519ef5146b1b7338c5b52f94fe8fd68e43ca4a42622fc84f8eb5
[INFO] running `Command { std: "docker" "start" "-a" "c77c814fde1b519ef5146b1b7338c5b52f94fe8fd68e43ca4a42622fc84f8eb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling replacinator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "c77c814fde1b519ef5146b1b7338c5b52f94fe8fd68e43ca4a42622fc84f8eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c77c814fde1b519ef5146b1b7338c5b52f94fe8fd68e43ca4a42622fc84f8eb5", kill_on_drop: false }`
[INFO] [stdout] c77c814fde1b519ef5146b1b7338c5b52f94fe8fd68e43ca4a42622fc84f8eb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9eb3b2aff29f317c30a2dddf3338c0e35c42b4534c8086ebb93e247e684dea03
[INFO] running `Command { std: "docker" "start" "-a" "9eb3b2aff29f317c30a2dddf3338c0e35c42b4534c8086ebb93e247e684dea03", kill_on_drop: false }`
[INFO] [stderr]    Compiling replacinator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `values` is never read
[INFO] [stdout]  --> examples/json_parse.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct JsonArray<'a> {
[INFO] [stdout]   |        --------- field in this struct
[INFO] [stdout] 7 |     values: Vec<&'a mut str>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `JsonArray` 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 0.72s
[INFO] running `Command { std: "docker" "inspect" "9eb3b2aff29f317c30a2dddf3338c0e35c42b4534c8086ebb93e247e684dea03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb3b2aff29f317c30a2dddf3338c0e35c42b4534c8086ebb93e247e684dea03", kill_on_drop: false }`
[INFO] [stdout] 9eb3b2aff29f317c30a2dddf3338c0e35c42b4534c8086ebb93e247e684dea03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 932003d49e6feac3d08701b49568307c946b085e63ebab521281adc0de6f3b4e
[INFO] running `Command { std: "docker" "start" "-a" "932003d49e6feac3d08701b49568307c946b085e63ebab521281adc0de6f3b4e", kill_on_drop: false }`
[INFO] [stderr] warning: field `values` is never read
[INFO] [stderr]  --> examples/json_parse.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct JsonArray<'a> {
[INFO] [stderr]   |        --------- field in this struct
[INFO] [stderr] 7 |     values: Vec<&'a mut str>,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `JsonArray` 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: `replacinator` (example "json_parse") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/replacinator-8d7379732fa3b29f)
[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] [stderr]    Doc-tests replacinator
[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" "932003d49e6feac3d08701b49568307c946b085e63ebab521281adc0de6f3b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "932003d49e6feac3d08701b49568307c946b085e63ebab521281adc0de6f3b4e", kill_on_drop: false }`
[INFO] [stdout] 932003d49e6feac3d08701b49568307c946b085e63ebab521281adc0de6f3b4e