[INFO] fetching crate replacinator 0.1.0...
[INFO] testing replacinator-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate replacinator 0.1.0 into /workspace/builds/worker-5-tc2/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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate replacinator 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74537161ea2f89c69b7564959b41805cbe8ed953334a0ab7936b13d2e6d9a3c7
[INFO] running `Command { std: "docker" "start" "-a" "74537161ea2f89c69b7564959b41805cbe8ed953334a0ab7936b13d2e6d9a3c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74537161ea2f89c69b7564959b41805cbe8ed953334a0ab7936b13d2e6d9a3c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74537161ea2f89c69b7564959b41805cbe8ed953334a0ab7936b13d2e6d9a3c7", kill_on_drop: false }`
[INFO] [stdout] 74537161ea2f89c69b7564959b41805cbe8ed953334a0ab7936b13d2e6d9a3c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bc4964bc8d8dd09d5c94c750590ecaf1deaffbfa4290265f240b1a118d90487
[INFO] running `Command { std: "docker" "start" "-a" "7bc4964bc8d8dd09d5c94c750590ecaf1deaffbfa4290265f240b1a118d90487", kill_on_drop: false }`
[INFO] [stderr]    Compiling replacinator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "7bc4964bc8d8dd09d5c94c750590ecaf1deaffbfa4290265f240b1a118d90487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bc4964bc8d8dd09d5c94c750590ecaf1deaffbfa4290265f240b1a118d90487", kill_on_drop: false }`
[INFO] [stdout] 7bc4964bc8d8dd09d5c94c750590ecaf1deaffbfa4290265f240b1a118d90487
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd840c14cc844cd527bf976d970c2457f0849aa8ad8d58b1393466ac649c2fc6
[INFO] running `Command { std: "docker" "start" "-a" "fd840c14cc844cd527bf976d970c2457f0849aa8ad8d58b1393466ac649c2fc6", 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 0.44s
[INFO] running `Command { std: "docker" "inspect" "fd840c14cc844cd527bf976d970c2457f0849aa8ad8d58b1393466ac649c2fc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd840c14cc844cd527bf976d970c2457f0849aa8ad8d58b1393466ac649c2fc6", kill_on_drop: false }`
[INFO] [stdout] fd840c14cc844cd527bf976d970c2457f0849aa8ad8d58b1393466ac649c2fc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 038a56374447a55ad8530820b4eff84052be85cbfda1da9d4333ea84f9f71610
[INFO] running `Command { std: "docker" "start" "-a" "038a56374447a55ad8530820b4eff84052be85cbfda1da9d4333ea84f9f71610", kill_on_drop: false }`
[INFO] [stderr] warning: field `values` is never read
[INFO] [stdout] 
[INFO] [stderr]  --> examples/json_parse.rs:7:5
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 6 | struct JsonArray<'a> {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |        --------- field in this struct
[INFO] [stdout] 
[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] [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" "038a56374447a55ad8530820b4eff84052be85cbfda1da9d4333ea84f9f71610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "038a56374447a55ad8530820b4eff84052be85cbfda1da9d4333ea84f9f71610", kill_on_drop: false }`
[INFO] [stdout] 038a56374447a55ad8530820b4eff84052be85cbfda1da9d4333ea84f9f71610