[INFO] fetching crate dearbitrary 1.0.4...
[INFO] checking dearbitrary-1.0.4 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124305
[INFO] extracting crate dearbitrary 1.0.4 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate dearbitrary 1.0.4 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dearbitrary 1.0.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate dearbitrary 1.0.4
[INFO] tweaked toml for crates.io crate dearbitrary 1.0.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_dearbitrary v1.2.0
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3883fd274a9688352607e8160339eb32adeb2cd7cfc63c47b8479c85e939bff
[INFO] running `Command { std: "docker" "start" "-a" "e3883fd274a9688352607e8160339eb32adeb2cd7cfc63c47b8479c85e939bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3883fd274a9688352607e8160339eb32adeb2cd7cfc63c47b8479c85e939bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3883fd274a9688352607e8160339eb32adeb2cd7cfc63c47b8479c85e939bff", kill_on_drop: false }`
[INFO] [stdout] e3883fd274a9688352607e8160339eb32adeb2cd7cfc63c47b8479c85e939bff
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e26f721a160cfeb22caf40d5f2b54679eb36ee21849cf93b1a94d66ec9b32a91
[INFO] running `Command { std: "docker" "start" "-a" "e26f721a160cfeb22caf40d5f2b54679eb36ee21849cf93b1a94d66ec9b32a91", kill_on_drop: false }`
[INFO] [stderr]     Checking dearbitrary v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling derive_arbitrary v1.3.2
[INFO] [stderr]     Checking arbitrary v1.3.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.37s
[INFO] running `Command { std: "docker" "inspect" "e26f721a160cfeb22caf40d5f2b54679eb36ee21849cf93b1a94d66ec9b32a91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e26f721a160cfeb22caf40d5f2b54679eb36ee21849cf93b1a94d66ec9b32a91", kill_on_drop: false }`
[INFO] [stdout] e26f721a160cfeb22caf40d5f2b54679eb36ee21849cf93b1a94d66ec9b32a91
[INFO] checking dearbitrary-1.0.4 against try#44523379467bbd2050af931a040d10c2b764b443 for pr-124305
[INFO] extracting crate dearbitrary 1.0.4 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate dearbitrary 1.0.4 on toolchain 44523379467bbd2050af931a040d10c2b764b443
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44523379467bbd2050af931a040d10c2b764b443" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dearbitrary 1.0.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate dearbitrary 1.0.4
[INFO] tweaked toml for crates.io crate dearbitrary 1.0.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44523379467bbd2050af931a040d10c2b764b443" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44523379467bbd2050af931a040d10c2b764b443" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+44523379467bbd2050af931a040d10c2b764b443" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbc9c417517d3a6c9b59e047eec92862a70488fb0623d04f018ab21d0eeddb8f
[INFO] running `Command { std: "docker" "start" "-a" "bbc9c417517d3a6c9b59e047eec92862a70488fb0623d04f018ab21d0eeddb8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbc9c417517d3a6c9b59e047eec92862a70488fb0623d04f018ab21d0eeddb8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbc9c417517d3a6c9b59e047eec92862a70488fb0623d04f018ab21d0eeddb8f", kill_on_drop: false }`
[INFO] [stdout] bbc9c417517d3a6c9b59e047eec92862a70488fb0623d04f018ab21d0eeddb8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+44523379467bbd2050af931a040d10c2b764b443" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f8f4c1f82c1b5edeb340146ddad74da2f2df99d784752c3782b6d5b84b2dcc2
[INFO] running `Command { std: "docker" "start" "-a" "0f8f4c1f82c1b5edeb340146ddad74da2f2df99d784752c3782b6d5b84b2dcc2", kill_on_drop: false }`
[INFO] [stderr]     Checking dearbitrary v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stdout] error[E0453]: deny(future_incompatible) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![deny(future_incompatible)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = note: `forbid` lint level is the default for where_clauses_object_safety
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dearbitrary` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0f8f4c1f82c1b5edeb340146ddad74da2f2df99d784752c3782b6d5b84b2dcc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f8f4c1f82c1b5edeb340146ddad74da2f2df99d784752c3782b6d5b84b2dcc2", kill_on_drop: false }`
[INFO] [stdout] 0f8f4c1f82c1b5edeb340146ddad74da2f2df99d784752c3782b6d5b84b2dcc2