[INFO] fetching crate rcommunity 0.0.3...
[INFO] testing rcommunity-0.0.3 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate rcommunity 0.0.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rcommunity 0.0.3
[INFO] finished tweaking crates.io crate rcommunity 0.0.3
[INFO] tweaked toml for crates.io crate rcommunity 0.0.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rcommunity 0.0.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 49 packages to latest compatible versions
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rcommunity_macros v0.0.2
[INFO] [stderr]   Downloaded rcommunity_core v0.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 772b729c2cc6e3b8cbcf37aa43621d8fb09b40b3afd66f1067148793d4c1a975
[INFO] running `Command { std: "docker" "start" "-a" "772b729c2cc6e3b8cbcf37aa43621d8fb09b40b3afd66f1067148793d4c1a975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "772b729c2cc6e3b8cbcf37aa43621d8fb09b40b3afd66f1067148793d4c1a975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "772b729c2cc6e3b8cbcf37aa43621d8fb09b40b3afd66f1067148793d4c1a975", kill_on_drop: false }`
[INFO] [stdout] 772b729c2cc6e3b8cbcf37aa43621d8fb09b40b3afd66f1067148793d4c1a975
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cce918128004c796f24f1673d53b32a9037a6c8f8a78081d91a06f045066eb8a
[INFO] running `Command { std: "docker" "start" "-a" "cce918128004c796f24f1673d53b32a9037a6c8f8a78081d91a06f045066eb8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling rcommunity_core v0.0.3
[INFO] [stderr]    Compiling rcommunity_macros v0.0.2
[INFO] [stderr]    Compiling rcommunity v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.20s
[INFO] running `Command { std: "docker" "inspect" "cce918128004c796f24f1673d53b32a9037a6c8f8a78081d91a06f045066eb8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cce918128004c796f24f1673d53b32a9037a6c8f8a78081d91a06f045066eb8a", kill_on_drop: false }`
[INFO] [stdout] cce918128004c796f24f1673d53b32a9037a6c8f8a78081d91a06f045066eb8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0c2a2f8cf5aa36bdd5ad27cdb766d7e2d63a871ac767a718221fee742b2067eb
[INFO] running `Command { std: "docker" "start" "-a" "0c2a2f8cf5aa36bdd5ad27cdb766d7e2d63a871ac767a718221fee742b2067eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcommunity v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]  --> tests/derive.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct User(String);
[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 0.53s
[INFO] running `Command { std: "docker" "inspect" "0c2a2f8cf5aa36bdd5ad27cdb766d7e2d63a871ac767a718221fee742b2067eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c2a2f8cf5aa36bdd5ad27cdb766d7e2d63a871ac767a718221fee742b2067eb", kill_on_drop: false }`
[INFO] [stdout] 0c2a2f8cf5aa36bdd5ad27cdb766d7e2d63a871ac767a718221fee742b2067eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ec916d54444f0ad0758fc7ebc1c7e29e13f69f40a02a5eac807391bfee005bfc
[INFO] running `Command { std: "docker" "start" "-a" "ec916d54444f0ad0758fc7ebc1c7e29e13f69f40a02a5eac807391bfee005bfc", kill_on_drop: false }`
[INFO] [stderr] warning: struct `User` is never constructed
[INFO] [stderr]  --> tests/derive.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct User(String);
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rcommunity` (test "derive") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rcommunity-84748e344c124b5c)
[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]      Running tests/derive.rs (/opt/rustwide/target/debug/deps/derive-1a8dab577066b613)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rcommunity
[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] [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" "ec916d54444f0ad0758fc7ebc1c7e29e13f69f40a02a5eac807391bfee005bfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec916d54444f0ad0758fc7ebc1c7e29e13f69f40a02a5eac807391bfee005bfc", kill_on_drop: false }`
[INFO] [stdout] ec916d54444f0ad0758fc7ebc1c7e29e13f69f40a02a5eac807391bfee005bfc