[INFO] fetching crate messy_json 0.2.3...
[INFO] building messy_json-0.2.3 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate messy_json 0.2.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate messy_json 0.2.3
[INFO] finished tweaking crates.io crate messy_json 0.2.3
[INFO] tweaked toml for crates.io crate messy_json 0.2.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate messy_json 0.2.3 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate messy_json 0.2.3 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 838a9e61adf6249a092ded79b4d39583d9d2c3338dd882bab42761c7a8060e1c
[INFO] running `Command { std: "docker" "start" "-a" "838a9e61adf6249a092ded79b4d39583d9d2c3338dd882bab42761c7a8060e1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "838a9e61adf6249a092ded79b4d39583d9d2c3338dd882bab42761c7a8060e1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "838a9e61adf6249a092ded79b4d39583d9d2c3338dd882bab42761c7a8060e1c", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1882fe3f915f99edd81bafe32dfa75038321195bdd22f81fc3a089353631d0b
[INFO] running `Command { std: "docker" "start" "-a" "f1882fe3f915f99edd81bafe32dfa75038321195bdd22f81fc3a089353631d0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]    Compiling quote v1.0.9
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[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.54s
[INFO] running `Command { std: "docker" "inspect" "f1882fe3f915f99edd81bafe32dfa75038321195bdd22f81fc3a089353631d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1882fe3f915f99edd81bafe32dfa75038321195bdd22f81fc3a089353631d0b", kill_on_drop: false }`
[INFO] [stdout] f1882fe3f915f99edd81bafe32dfa75038321195bdd22f81fc3a089353631d0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e2ae89de42d6bbbebe1291bfeeb2b6b318f71ea13bb00c4c8f444ed5ce247b9
[INFO] running `Command { std: "docker" "start" "-a" "8e2ae89de42d6bbbebe1291bfeeb2b6b318f71ea13bb00c4c8f444ed5ce247b9", kill_on_drop: false }`
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[INFO] [stdout] warning: field `employment` is never read
[INFO] [stdout]   --> src/raw_value/tests/deserializer.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct DummyStruct {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 35 |     person: DummyPerson,
[INFO] [stdout] 36 |     employment: DummyJob,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DummyStruct` has derived impls for the traits `Debug` and `Clone`, but these are 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 16.67s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "8e2ae89de42d6bbbebe1291bfeeb2b6b318f71ea13bb00c4c8f444ed5ce247b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2ae89de42d6bbbebe1291bfeeb2b6b318f71ea13bb00c4c8f444ed5ce247b9", kill_on_drop: false }`
[INFO] [stdout] 8e2ae89de42d6bbbebe1291bfeeb2b6b318f71ea13bb00c4c8f444ed5ce247b9