[INFO] fetching crate discriminant_hash_derive 0.1.0...
[INFO] testing discriminant_hash_derive-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate discriminant_hash_derive 0.1.0 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate discriminant_hash_derive 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate discriminant_hash_derive 0.1.0
[INFO] finished tweaking crates.io crate discriminant_hash_derive 0.1.0
[INFO] tweaked toml for crates.io crate discriminant_hash_derive 0.1.0 written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89f2dd0eaa1b2ff2d7fa0bd62a2cf81f5d57be405de507914590d22eea7db940
[INFO] running `Command { std: "docker" "start" "-a" "89f2dd0eaa1b2ff2d7fa0bd62a2cf81f5d57be405de507914590d22eea7db940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89f2dd0eaa1b2ff2d7fa0bd62a2cf81f5d57be405de507914590d22eea7db940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89f2dd0eaa1b2ff2d7fa0bd62a2cf81f5d57be405de507914590d22eea7db940", kill_on_drop: false }`
[INFO] [stdout] 89f2dd0eaa1b2ff2d7fa0bd62a2cf81f5d57be405de507914590d22eea7db940
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdaf346f25d09b992833a31cbad4fb1fd533a8424871c8cca63daddb83e683fe
[INFO] running `Command { std: "docker" "start" "-a" "cdaf346f25d09b992833a31cbad4fb1fd533a8424871c8cca63daddb83e683fe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling discriminant_hash_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.68s
[INFO] running `Command { std: "docker" "inspect" "cdaf346f25d09b992833a31cbad4fb1fd533a8424871c8cca63daddb83e683fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdaf346f25d09b992833a31cbad4fb1fd533a8424871c8cca63daddb83e683fe", kill_on_drop: false }`
[INFO] [stdout] cdaf346f25d09b992833a31cbad4fb1fd533a8424871c8cca63daddb83e683fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f4b8a0fabe94f3a2608b0d2f0ae09aeec2a5c3209233e5f549cd380ea7fe313
[INFO] running `Command { std: "docker" "start" "-a" "6f4b8a0fabe94f3a2608b0d2f0ae09aeec2a5c3209233e5f549cd380ea7fe313", kill_on_drop: false }`
[INFO] [stderr]    Compiling trybuild v1.0.45
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling discriminant_hash_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.33s
[INFO] running `Command { std: "docker" "inspect" "6f4b8a0fabe94f3a2608b0d2f0ae09aeec2a5c3209233e5f549cd380ea7fe313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f4b8a0fabe94f3a2608b0d2f0ae09aeec2a5c3209233e5f549cd380ea7fe313", kill_on_drop: false }`
[INFO] [stdout] 6f4b8a0fabe94f3a2608b0d2f0ae09aeec2a5c3209233e5f549cd380ea7fe313
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e09db8441aa68a57c38d357c38d09ac0f2de57d84691947adbb33118ccfc12dd
[INFO] running `Command { std: "docker" "start" "-a" "e09db8441aa68a57c38d357c38d09ac0f2de57d84691947adbb33118ccfc12dd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/discriminant_hash_derive-138d9e808b814261)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/discriminant_hash_derive.rs (/opt/rustwide/target/debug/deps/discriminant_hash_derive-6ff1ae84a58bea70)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-160c14dabacb703f)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling discriminant_hash_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling discriminant_hash_derive-tests v0.0.0 (/opt/rustwide/target/tests/discriminant_hash_derive)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.34s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/discriminant_hash_derive.rs ... ok
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stdout] test tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 45.78s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests discriminant_hash_derive
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - discriminant_hash_derive (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e09db8441aa68a57c38d357c38d09ac0f2de57d84691947adbb33118ccfc12dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e09db8441aa68a57c38d357c38d09ac0f2de57d84691947adbb33118ccfc12dd", kill_on_drop: false }`
[INFO] [stdout] e09db8441aa68a57c38d357c38d09ac0f2de57d84691947adbb33118ccfc12dd