[INFO] fetching crate miniserde 0.1.15...
[INFO] testing miniserde-0.1.15 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate miniserde 0.1.15 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate miniserde 0.1.15 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate miniserde 0.1.15
[INFO] finished tweaking crates.io crate miniserde 0.1.15
[INFO] tweaked toml for crates.io crate miniserde 0.1.15 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 987f657aac4f22992d5b92b9b8be1d269f21adc3b66f5cfdc7d02277613f5b4b
[INFO] running `Command { std: "docker" "start" "-a" "987f657aac4f22992d5b92b9b8be1d269f21adc3b66f5cfdc7d02277613f5b4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "987f657aac4f22992d5b92b9b8be1d269f21adc3b66f5cfdc7d02277613f5b4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "987f657aac4f22992d5b92b9b8be1d269f21adc3b66f5cfdc7d02277613f5b4b", kill_on_drop: false }`
[INFO] [stdout] 987f657aac4f22992d5b92b9b8be1d269f21adc3b66f5cfdc7d02277613f5b4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1b2a00ff655027cbb3e46cc240a82275c64540efb365317c9cfb0c3ec34f555
[INFO] running `Command { std: "docker" "start" "-a" "e1b2a00ff655027cbb3e46cc240a82275c64540efb365317c9cfb0c3ec34f555", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling mini-internal v0.1.15
[INFO] [stderr]    Compiling miniserde v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.08s
[INFO] running `Command { std: "docker" "inspect" "e1b2a00ff655027cbb3e46cc240a82275c64540efb365317c9cfb0c3ec34f555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1b2a00ff655027cbb3e46cc240a82275c64540efb365317c9cfb0c3ec34f555", kill_on_drop: false }`
[INFO] [stdout] e1b2a00ff655027cbb3e46cc240a82275c64540efb365317c9cfb0c3ec34f555
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07b4863d9f1213789404d882b31798aa76b135bad358c50230b7bd2040ba65a7
[INFO] running `Command { std: "docker" "start" "-a" "07b4863d9f1213789404d882b31798aa76b135bad358c50230b7bd2040ba65a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling automod v1.0.2
[INFO] [stderr]    Compiling miniserde v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.21s
[INFO] running `Command { std: "docker" "inspect" "07b4863d9f1213789404d882b31798aa76b135bad358c50230b7bd2040ba65a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07b4863d9f1213789404d882b31798aa76b135bad358c50230b7bd2040ba65a7", kill_on_drop: false }`
[INFO] [stdout] 07b4863d9f1213789404d882b31798aa76b135bad358c50230b7bd2040ba65a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eb3eaebb6b1a9dae413338214385756532ea039e95e2d624e43ba1f393f0a8af
[INFO] running `Command { std: "docker" "start" "-a" "eb3eaebb6b1a9dae413338214385756532ea039e95e2d624e43ba1f393f0a8af", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/miniserde-097b7a44c6fdf3f6)
[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/regression.rs (/opt/rustwide/target/debug/deps/regression-1c6961e396f8d1cf)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test regression::issue9::main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_derive.rs (/opt/rustwide/target/debug/deps/test_derive-cfe9369842368202)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_de ... ok
[INFO] [stdout] test test_ser ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_nested.rs (/opt/rustwide/target/debug/deps/test_nested-e7bcad867126b76c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_round_trip_deeply_nested ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.79s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_number.rs (/opt/rustwide/target/debug/deps/test_number-af46e3f3e434c842)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_ser ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests miniserde
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/de/mod.rs - de (line 12) ... ok
[INFO] [stdout] test src/ser/mod.rs - ser (line 8) ... ok
[INFO] [stdout] test src/de/mod.rs - de::Deserialize::begin (line 196) ... ok
[INFO] [stdout] test src/de/mod.rs - de (line 26) ... ok
[INFO] [stdout] test src/place.rs - place::make_place (line 7) ... ok
[INFO] [stdout] test src/ser/mod.rs - ser (line 52) ... ok
[INFO] [stdout] test src/de/mod.rs - de (line 61) ... ok
[INFO] [stdout] test src/de/mod.rs - de (line 121) ... ok
[INFO] [stdout] test src/json/ser.rs - json::ser::to_string (line 7) ... ok
[INFO] [stdout] test src/json/de.rs - json::de::from_str (line 12) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/ser/mod.rs - ser (line 23) ... ok
[INFO] [stdout] test src/json/value.rs - json::value::Value (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eb3eaebb6b1a9dae413338214385756532ea039e95e2d624e43ba1f393f0a8af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb3eaebb6b1a9dae413338214385756532ea039e95e2d624e43ba1f393f0a8af", kill_on_drop: false }`
[INFO] [stdout] eb3eaebb6b1a9dae413338214385756532ea039e95e2d624e43ba1f393f0a8af